C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/314
C08G 63/06 (2006.01) A61K 9/16 (2006.01) A61L 17/00 (2006.01)
Patent
CA 1256638
24205-628 POLYMER AND ITS PRODUCTION Abstract of the Disclosure A polymer or copolymer of lactic acid and/or glycolic acid which has a weight-average molecular weight of not less than about 5,000 and a dispersity of about 1.5 to 2 is advantageously used as a biodegradable polymer or copolymer for medical preparation.
486142
Miyagawa Tsutomu
Ogawa Yasuaki
Tanaka Motoaki
Watanabe Toshio
Fetherstonhaugh & Co.
Takeda Pharmaceutical Company Limited
Wako Pure Chemical Industries Ltd.
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