Title:
【発明の名称】メチルピロリジノンキトーサン、その生産方法および使用
Document Type and Number:
Japanese Patent JPH05503733
Kind Code:
A
Abstract:
PCT No. PCT/EP91/02168 Sec. 371 Date Jul. 27, 1992 Sec. 102(e) Date Jul. 27, 1992 PCT Filed Nov. 18, 1991 PCT Pub. No. WO92/09635 PCT Pub. Date Jun. 11, 1992.Modified chitins and chitosans with recurring units of the formula wherein R denotes -NH2, -NHCOCH3 and R', with R' being present in at least 30% of the recurring units, characterized in that R' represents a group of the formula their favourable biological properties, these materials are advantageously useful in medical and cosmetical applications.
Inventors:
Mutsualeri, Ricardo
Application Number:
JP50029392A
Publication Date:
June 17, 1993
Filing Date:
November 18, 1991
Export Citation:
Assignee:
Merck Patent Gesellschaft mit beschraenkter Haftung
International Classes:
A61K8/49; A61K8/73; A61K9/00; A61K31/715; A61K8/72; A61K47/36; A61L15/00; A61L15/28; A61L26/00; A61L27/34; A61P17/00; A61Q19/00; A61Q19/10; C08B37/08; (IPC1-7): A61K7/00; A61K31/73; A61L15/00; C08B37/08
Attorney, Agent or Firm:
Wakabayashi Tadashi