Patent Briefing

PATENT BRIEFING

AUSTRALIA

• Pressure-sensitive color transfer sheet and color developer sheet for smudge-resistant copy paper
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• S. K. Paul and A. Sud. [Business Forms Ltd.] Australian Patent Specification 616,733 (1991)
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CANADA

• Pharmaceutical compositions containing nonapeptide for prevention and treatment of decreased blood corpuscles number
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• A. Awaya, H. Kobayashi and H. Abe. [Mitsui Toatsu Chemicals, Inc.]
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• Canadian Patent Application 2,026,306 (1991)
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DDR

• Aminoplast microcapsules with delayed release of contents
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• W. Teige, K. Dietrich, E. Bonatz, R. Nastke and H. Herma. [Akademie der Wissenschaften] German Patentschrift 293,060 (1991)
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• Preparation of aminoplast microcapsule dispersions with low formaldehyde content for cosmetic compositions
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• E. Bonatz, K. Golz, R. Nastke, H. Herma, F. Raddatz, R. D. Schilling, M. Walter and H. Geistlinger. [Berlin-Kosmetik G.m.b.H.]
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• German Patentschrift 295,761 (1991)
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EUROPE

• Coatings for optical fiber cables
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• H. Sano, T. Kakuta and T. Yamanishi. [Sumitomo Electric Industries, Ltd.] European Patent Application 442,308 (1991)
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• New diagnostic and treatment methods involving the cystic fibrosis transmembrane regulator R. J. Gregory, H. S. Cheng, A. Smith, S. Paul, K. M. Hehir and J. Marshall. [Genzyme Corp.] European Patent Application 446,017 (1991)
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• Topical pharmaceuticals and cosmetics containing biodegradable nanoparticles for skin treatment
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• R. M. Handjani and A. Ribier. [Oreal S. A.]
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• European Patent Application 447,318 (1991)
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• Pressure-sensitive copying paper
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• G. Betts and T. Reid. [Wiggins Teape Group Ltd.] European Patent Application 449,537 (1991)
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• Liposome formulations of immunomodulating drugs for the topical and aerosol administrations
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• S. Poli, L. Moro, A. Natali, and G. Coppi. [Poli Industria Chimica S.p.A.]
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• European Patent Application 450,352 (1991)
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• Parenterally applicable liposome formulation of synthetic lipids
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• P. Schneider, P. Van Hoogevest, H. G. Capraro and U. Isele [Ciba-Geigy A. -G.] European Patent Application 451,103 (1991)
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• Preparation of dialkyl- or diacylglycerylpeptides as liposome components H. Kitaguchi and R. Nemori. [Fuji Photo Film Co., Ltd.]
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• European Patent Application 451,763 (1991)
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• Long-acting liposome compositions containing peptide drugs and method for their preparation
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• P. G. Kibat and J. K. Sandow. [Hoechst A.-G.]
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• European Patent Application 451,791 (1991)
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• Cosmetic and pharmaceutical composition containing hydrated microspheres of hydrophilic lipids
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• M. Kauffmann. [Oreal S. A.]
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• European Patent Application 452,202 (1991)
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• Process for preparation of microbial microcapsules
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• C. Inoue, M. Ishiguro, N. Ishiwaki and K. Yamada. [Mitsubishi Paper Mills, Ltd; Kirin Brewery Co. Ltd]
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• European Patent Application 453,316 (1991)
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• Pressure sensitive adhesive comprising tacky microspheres and macromonomer-containing binder copolymer
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• S. F. Silver, R. W. Leinen and J. Delgado. [Minnesota Mining and Mfg. Co.]
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• European Patent Application 454,365 (1991)
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• Microencapsulated flavoring agents and their preparation
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• S. R. Cherukuri, K. P. Raman and G. Mansukhani. [Warner-Lambert Co.] European Patent Application 455,598 (1991)
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• Microcapsules, their preparation and use
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• E. Jahns and U. Freundschuh. [BASF A. -G.] European Patent Application 457,154 (1991)
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• Absorbent acrylic polymers containing silica and their preparation and use
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• P. Mallo. [Societe Francaise Hoechst S. A.] European Patent Application 457,660 (1991)
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• Resin molding composition containing capsaicine compound as animal repellent
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• M. Kurata, Y. Ichikawa, M. Toya, I. Takahashi, Y. Okui, S. Kato and T. Nishitani. [Nippon Kayaku Co., Ltd.]
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• European Patent Application 458,177 (1991)
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• Preparation of adducts of phenolic compounds and cyclic terpenes and derivatives of said adducts
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• Y. Murata, R. Tanaka, T. Kurio, Y. Nakanishi, F. Goto and W. Minematsu. [Shell Internationale Research Maatschappij B. V.]
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• European Patent Application 458,417 (1991)
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• Process for producing microcapsules
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• M. Ishiguro, Y. Shimura and N. Ishiwaki. [Mitsubishi Paper Mills, Ltd; Kirin Brewery Co. Ltd] European Patent Application 460,945 (1991)
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• Topical preparations containing vegetable substances G. Salvia, J. Heusser and E. Conti. [Geymonat S.p.A.] European Patent Application 461,085 (1991)
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• Phospholipidic liposomes containing active principles and a process for the production thereof
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• D. Guarnieri and P. Sarti. [IDI Farmaceutici S. p.A.] European Patent Application 461,333 (1991)
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• Liposomes containing no active agent for the treatment of atherosclerosis J. Schmitt, J. Nehne and W. Feller. [Braun, B.; Melsungen A.-G.] European Patent Application 461,559 (1991)
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• Solvent systems for production of drug microspheres
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• I. Yamakawa, R. Machida and S. Watanabe. [Eisai Co., Ltd.] European Patent Application 461,630 (1991)
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• Process for preparing giant liposomes
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• Y. Tomida, J. Ohyama and M. Sakuranaga. [Canon K. K.] European Patent Application 461,662 (1991)
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• Pharmaceutical microcapsules containing an oily liquid and gastric juice-resistant polymer
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• S. Zgoulli, P. Delfosse, P. Thonart and D. Delacroix. [Medgenix Group S. A.] European Patent Application 462,003 (1991)
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• Preparing microcapsules containing hydrophobic liquids for use in copying papers
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• T. Dreyfus and H. Laurent. [CECA S. A.] European Patent Application 463,926 (1992)
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• Pharmaceutical and cosmetic microspheres manufactured with aliphatic fatty alcohols and acids
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• A. Rolland. [Centre International de Recherches Dermatologiques (CIRD)]
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• European Patent Application 463,962 (1992)
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• Pressure sensitive recording material
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• W. Mischler, R. Graf and P. Burn. [Ciba-Geigy A. -G.] European Patent Application 463,987 (1992)
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• Process for preparing noncohesive coating layer in manufacture of microcapsules H. Jizomoto, K. Hirano and E. Kanaoka. [Shionogi and Co., Ltd.]
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• European Patent Application 465,238 (1992)
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• Liposomal products containing water-soluble drugs
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• H. Kikuchi, K. Yachi and S. Hirota. [Daiichi Seiyaku Co., Ltd.] European Patent Application 467,275 (1992)
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• Injectable liposome dispersions
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• P. Van Hoogevest and U. Isele. [Ciba-Geigy A. -G.] European Patent Application 467,838 (1992)
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• Oral pharmaceutical compositions containing hirudin
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• R. Niada and A. Butti. [Iketon Farmaceutici Sr. .] European Patent Application 468,327 (1992)
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• Aqueous liposome system
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• J. Hager, M. Duerr and E. Luenebach. [Nattermann, A., und Cie. G.m.b.H.] European Patent Application 470,437 (1992)
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FRANCE

• Phospholipid-containing pharmaceutical compositions for treatment of respiratory tract obstruction
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• S. Girod Vaquez, E. Puchelle, C. Galabert, J. M. Zahm and D. Pierrot. [Synthelabo S. A.; Institut National de la Sante et de la Recherche Medicale (INSERM)]
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• French Demande 2,658,418 (1991)
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FRG

• Liver-targetted positively-charged drug-comprising liposomes
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• H. Eibl and C. Unger. [Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.] German Offenlegungsschrift 4,013,632 (1991)
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• Preparation of microcapsules
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• H. Dautzenberg, B. Lukanoff, G. Holzapfel, B. Tiersch, W. Jaeger, A. Schellenberger and M. Foerster. [Akademie der Wissenschaften der DDR]
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• German Offenlegungsschrift 4,021,050 (1992)
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• Phospholipid-based bath preparations with in situ liposome formation H. Lautenschlaeger.
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• German Offenlegungsschrift 4,021,083 (1992)
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• Liposomal topical compositions for the treatment of psoriasis and related skin diseases H. Lautenschlaeger
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• German Offenlegungsschrift 4,021,084 (1992)
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• Powdery topical drug formulations containing growth factors
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• R. De Ponti, C. Torricelli, C. Confalonieri, M. Adami, A. Martini and E. Lardini. [Farmitalia Carlo Erba Sri.]
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• German Offenlegungsschrtft 4,121,891 (1992)
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JAPAN

• Heat-fixable thermal printing using microencapsulated leuco dyes A. Igarashi and Y. Fujita. [Fuji Photo Film Co. Ltd.]
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• Japan Kokai Tokkyo Koho 03 10,252 (1991)
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• Microcapsule surface treatment
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• Y. Kuroda. [Sakura Color Products Corp.] Japan Kokai Tokkyo Koho 03 26,327 (1991)
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• Heat-developable color photographic material
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• T. Komamura and H. Yamazaki. [Konica Co.] Japan Kokai Tokkyo Koho 03 33,743 (1991)
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• Heat developable diazo duplicating material
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• K. Nakamura and T. Tanaka. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 45,948 (1991)
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• Method for microencapsulation of toners for use in electrophotography Y. Akashi. [Canon K. K.]
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• Japan Kokai Tokkyo Koho 03 47,529 (1991)
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• Manufacture of electrostatographic toner microcapsules
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• Y. Goseki and H. Kanda. [Canon K. K.] Japan Kokai Tokkyo Koho 03 56,969 (1991)
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• Manufacture of electrostatographic toner microcapsules
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• Y. Goseki and H. Kanda. [Canon K. K.] Japan Kokai Tokkyo Koho 03 56,970 (1991)
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• Pressure-sensitive copying paper
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• Y. Toyoda. [Sumitomo Naugatuk Co., Ltd.] Japan Kokai Tokkyo Koho 03 58,882 (1991)
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• Transfer recording media providing multicolor images by using both light and thermal energy M. Miyagawa. [Canon K. K.]
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• Japan Kokai Tokkyo Koko 03 68,948 (1991)
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• Transfer recording media providing multicolor images by using both light and thermal energy M. Miyagawa. [Canon K. K.]
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• Japan Kokai Tokkyo Koho 03 69,952 (1991)
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• Photothermographic copying material
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• R. Takahashi. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 69,953 (1991)
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• Photothermographic copying material for color imaging with good color balance
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• S. Ishikawa. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 59,954 (1991)
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• Transfer recording material providing multicolor images by using both light and thermal energy
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• M. Miyagawa. [Canon K. K.]
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• Japan Kokai Tokkyo Koko 03 71,136 (1991)
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• Liposome preparations prepared by dissolving pharmaceuticals in crotamiton K. Kono and S. Nakada. [Nonogawa Shoji Y. K.]
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• Japan Kokai Tokkyo Koko 03 77,822 (1991)
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• Photochromic microparticles
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• K. Yamamoto, M. Ono and T. Taniguchi. [Toray Industries, Inc.] Japan Kokai Tokkyo Koho 03 81,388 (1991)
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• Copying paper
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• N. Uchino. [Seiko Aikonikkusu K. K.; Seiko Epson Corp.] Japan Kokai Tokkyo Koho 03 91,751 (1991)
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• Negative—positive color image formation using light- and pressure-sensitive microcapsules I. Ikeda. [Ricoh Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 92,858 (1991)
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• Laser recording medium
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• T. Sankochi, R. Komiya, K. Suzuki and S. Higashiyama. [Brother Industries, Ltd.] Japan Kokai Tokkyo Koho 03 92,859 (1991)
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• Manufacture of spiral fibrous liposomes useful in biochemical industries
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• T. Shimizu, M. Mori and M. Hado. [Agency of Industrial Sciences and Technology] Japan Kokai Tokkyo Koho 03 93,795 (1991)
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• Sustained-release microcapsules containing isobornyl thiocyanoacetate and formaldehyde copolymers
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• S. Ito. [Matsumoto Yushi-Seiyaku Co., Ltd.] Japan Kokai Tokkyo Koho 03 94,826 (1991)
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• Photocopying providing negative images
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• T. Shimomura and T. Usami. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 99,881 (1991)
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• Method for providing antistatic polymer and molded polymer product for electrophotography T. Miyabayashi. [Canon K. K.]
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• Japan Kokai Tokkyo Koho 03 100,063 (1991)
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• Intermediate paper for noncarbon pressure sensitive copying using paper support containing surfactant
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• N. Toni. [Mitsubishi Paper Mills, Ltd.]
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• Japan Kokai Tokkyo Koho 03 108,579 (1991)
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• Hot roller treatment to improve gloss or transparency of microcapsule-containing thermo-plastic image receptor sheets
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• [Mead Corp.]
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• Japan Kokai Tokkyo Koho 03 116,049 (1991)
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• Pressure-fixable color developer toner containing tackiness-providing compound M. Ota. [Brother Industries, Ltd.]
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• Japan Kokai Tokkyo Koho 03 120,074 (1991)
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• Liquid electrophotographic toners
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• H. Nakamura. [Seiko Epson Corp.]
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• Japan Kokai Tokkyo Koho 03 123,364 (1991)
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• Liposome compositions and components
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• Y. Senkawa, K. Kita, M. Masuda, T. Kurosaki and S. Kokusho. [Kao Corp.] Japan Kokai Tokkyo Koho 03 123,788 (1991)
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• Polyisocyanate microcapsules
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• K. Kanetani. [Nippon Polyurethane Industry Co., Ltd.] Japan Kokai Tokkyo Koho 03 124,717 (1991)
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• Microencapsulated electrophotographic toner
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• Y. Goseki, T. Kasuya and M. Yamazaki. [Canon K. K.] Japan Kokai Tokkyo Koho 03 126,041 (1991)
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• Polymerizable phosphatidic acids for preparation of liposomes
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• E. Hasegawa, H. Shoki and H. Tsuchida. [Zaidan Hojin Seisan Kaihatsu Kagaku Kenkyusho; Nippon Oil and Fats Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 128,387 (1991)
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• Method for determining the activity of complement alternative pathway in serum with liposome lysis assay
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• Y. Takiguchi, K. Mutsukawa and Y. Ishimori. [Toshiba Corp.]
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• Japan Kokai Tokkyo Koho 03 140,866 (1991)
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• Chargeable—fixable color developer toner and its manufacture M. Ota. [Brother Industries, Ltd.]
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• Japan Kokai Tokkyo Koho 03 144,577 (1991)
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• Reagents for anti-hepatitis B surface antigen antibody determination in blood by liposome immunoassay
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• T. Ueno and M. Umeda. [Nissui Seiyaku Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 152,467 (1991)
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• Manufacture of microcapsule electrostatographic toner Y. Goseki. [Canon K. K.]
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• Japan Kokai Tokkyo Koho 03 155,560 (1991)
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• An ultrathin artificial polypeptide membrane containing amphipathic phospholipid M. Ono and N. Nishikawa. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 160,086 (1991)
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• Pressure-transfer photothermographic materials having microcapsule-containing photopoly-merizable layers
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• K. Suzuki. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 160,455 (1991)
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• Manufacture of photosensitive liposomes for therapeutic and biochemical uses M. Ono and Y. Tsukada. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 161,047 (1991)
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• Photopolymerizable microcapsule-containing thermal-transfer printing material Yaegashi. [Canon K. K.]
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• Japan Kokai Tokkyo Koho 03 160,456 (1991)
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• Sulfofatty acid derivatives for manufacturing pharmaceutical liposomes M. Fukuda and T. Okano. [Lion Corp.]
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• Japan Kokai Tokkyo Koho 03 163,012 (1991)
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• Pressure-transfer photothermographic material containing microencapsulated silver halide T. Hioki. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 163,548 (1991)
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• Liposome-containing biochips for computer
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• M. Saito, K. Umibe, M. Kato, H. Miyamoto and T. Koyano. [Oki Electric Industry Co., Ltd.] Japan Kokai Tokkyo Koho 03 163,886 (1991)
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• Diazo-thermal recording materials containing benzoic acid amide derivative K. Nigorikawa, N. Ikeda and M. Satomura. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 169,678 (1991)
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• Photosensitive microcapsule-containing copying paper having nontacky layers S. Kagayama. [Brother Industries, Ltd.]
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• Japan Kokai Tokkyo Koho 03 171,050 (1991)
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• Enclosure of muramyl dipeptides on macrophage colony-stimulating factor in alkylmennoside-containing liposomes to enhance their anticancer activity
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• H. Kiwada, S. Sone, C. Yamashita, H. Matsu° and T. Ogura. [Otsuka Pharmaceutical Co., Ltd.] Japan Kokai Tokkyo Koho 03 173,814 (1991)
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• Polyamide fibers with good fragrance
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• Y. Oai and H. Okada. [01 Kogyo Co., Ltd.] Japan Kokai Tokkyo Koho 03 174,073 (1991)
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• Epoxy resin compositions for sealing and potting semiconductors M. Yamane, E. Omori and S. Shiga. [Hitachi Chemical Co., Ltd.] Japan Kokai Tokkyo Koho 03 174,434 (1991)
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• Recording materials using metal salt of mixture of salicylic acid and fatty acid derivatives K. lwakura and K. Ito. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 175,083 (1991)
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• Diazo thermal recording materials containing aniline derivative
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• K. Tateishi, T. Sugiyama, H. Kamikawa and M. Takashima. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 175,086 (1991)
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• Insect repellents containing microencapsulated p-menthane derivatives
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• Y. Kanazawa, M. Kobayashi, I. Takahashi and 0. Takahashi. [Nippon Kayaku Co., Ltd.] Japan Kokai Tokkyo Koho 03 176,404 (1991)
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• Recording materials using photosensitive diazonium salt and polymerizable coupler M. Satomura, K. Iwakura and A. Igarashi. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 177,842 (1991)
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• Modification of the surface of liposomes containing pharmaceuticals sensitive to heat H. Yoshioka. [Terumo Corp.]
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• Japan Kokai Tokkyo Koho 03 181,415 (1991)
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• Microencapsulated organotin compounds
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• T. Masuda and K. Fujie. [Matsumoto Yushi-Seiyaku Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 186,342 (1991)
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• Densensitizing ink for copying paper
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• M. Ishiguro. [Mitsubishi Paper Mills, Ltd.] Japan Kokai Tokkyo Koho 03 190,977 (1991)
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• Photoimaging materials
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• K. Ozawa, Y. Fujita and A. Igarashi. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 191,341 (1991)
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• Heat-developable photographic material containing microcapsules T. Hioki. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 192,258 (1991)
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• Heat-sensitive recording materials
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• T. Hara and S. Azuma. [Fuji Photo Film Co., Ltd.] Japan Kokai Tokkyo Koho 03 193,489 (1991)
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• One-pack adhesives with good flowability and storability
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• M. Takahashi, M. Kishita, R. Yasue and T. Inotsuka. [Lion Corp.] Japan Kokai Tokkyo Koho 03 195,791 (1991)
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• Manufacture of PVC sheets containing microcapsules of cycloheximide
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• K. Fujii and M. Hishida. [Banda Chemical Industries, Ltd.; Sekisui Chemical Co., Ltd.] Japan Kokai Tokkyo Koho 03 199,236 (1991)
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• Liposome preparations containing non-water-soluble active ingredients and their preparation methods
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• M. Fukuda, S. Yasu and M. Miyake. [Lion Corp.] Japan Kokai Tokkyo Koho 03 200,723 (1991)
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• Phthalide compounds and their use for imaging materials
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• K. Kaneko, A. Nakamura, M. Yamaguchi and K. Yoshikawa. [Hodogaya Chemical Co., Ltd.] Japan Kokai Tokkyo Koho 03 200,876 (1991)
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• Color-forming sheet containing melamine—cyanuric acid adduct for noncarbon pressure-sensitive copying paper
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• N. Toni. [Mitsubishi Paper Mills, Ltd.] Japan Kokai Tokkyo Koho 03 202,387 (1991)
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• Pressure-sensitive image recording material having solid wax-containing microcapsule layer H. Tsukahara and S. Takahashi. [Mitsubishi Paper Mills, Ltd.]
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• Japan Kokai Tokkyo Koho 03 202,390 (1991)
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• Manufacture of microcapsule containing velocity-controlled solution for pressure-sensitive recording sheet
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• K. Sasahara, K. Oga and M. Sano. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 202,391 (1991)
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• Manufacture of microencapsulated benzotriazoles for pressure-sensitive copying paper H. Fujii, S. Irii and T. Shiozaki. [Kanzaki Paper Mfg. Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 202,392 (1991)
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• Pressure-sensitive recording material using encapsulated diazonium salt M. Satomura and A. Igarashi. [Fuji Photo Film Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 202,393 (1991)
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• Manufacture of pressure-sensitive copying paper using microcapsule ink
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• M. Tajiri, H. Furukawa, T. Koide and S. Shioi. [Kanzaki Paper Mfg. Co., Ltd.] Japan Kokai Tokkyo Koho 03 202,394 (1991)
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• Stockings for prevention of sunburn and their manufacture
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• S. Takeda, M. Ichikawa, T. Tanaka, T. Nunoo, T. Yoshino, K. Fukumoto, M. Tomaru and M. Yokote. [Kanebo, Ltd.]
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• Japan Kokai Tokkyo Koho 03 206,102 (1991)
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• Immunoassay using antibodies (or antigens) immobilized on microcapsules encapsulating labeling materials and on network with large specific surface area
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• K. Mutsukawa. [Toshiba Corp.]
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• Japan Kokai Tokkyo Koho 03 206,963 (1991)
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• Pressure-sensitive recording material having wax-containing microcapsule layer S. Takahashi and H. Tsukahara. [Mitsubishi Paper Mills, Ltd.]
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• Japan Kokai Tokkyo Koho 03 208,686 (1991)
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• Manufacture of aqueous dispersion of color developer for pressure-sensitive copying paper M. Tanaka, H. Matsubayashi, T. Shiozaki, S. Murata, E. Kawabata and S. Kitamura. [Kanzaki Paper Mfg. Co., Ltd.]
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• Japan Kokai Tokkyo Koho 03 215,084 (1991)
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• Inhibitors for adsorption of proteins to the surface of liposomes
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• H. Yoshioka, Y. Ogata and A. Goto. [Terumo Corp.] Japan Kokai Tokkyo Koho 03 218,309 (1991)
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• Amine hardener microcapsules
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• I. Urazuka, H. Yamamoto and T. Hosokawa. [Nitto Denko Corp.] Japan Kokai Tokkyo Koho 03 220,246 (1991)
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• Preparation of magnets by powder metallurgy H. Saito. [Seiko Electronic Components, Ltd.] Japan Kokai Tokkyo Koho 03 224,202 (1991)
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• Microcapsule electrostatographic toner for pressure fixation H. Arima. [Toray Industries, Inc.]
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• Japan Kokai Tokkyo Koho 03 228,066 (1991)
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• Slow-release formulations containing pesticides, pharmaceuticals, or fertilizers
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• H. Abe, N. Yamada, H. Hirosue, H. Tateyama and 0. Ishibashi. [Agency of Industrial Sciences and Technology]
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• Japan Kokai Tokkyo Koho 03 229,634 (1991)
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• Anaerobically curable adhesive compositions with good green strength
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• K. Shiina, T. Otsuki, M. Yanagi and S. Onikubo. [Toyo Ink Mfg. Co., Ltd.] Japan Kokai Tokkyo Koko 03 229,777 (1991)
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