CELLULOSE DERIVATIVE AND METHOD FOR PRODUCTION THEREOF

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专利权人:

TEIJIN LIMITED

发明人:

ITO, MASAYA,KANEKO, HIROAKI,FUKUHIRA, YUKAKO,ENDO, NOBUYUKI

申请号：

EP08711228

公开号：

EP2112170A4

申请日:

2008.02.06

申请国别(地区):

EP

年份:

2013

代理人:

摘要：

The invention provides a cellulose derivative having a repeating unit of the formula below, a composition including the cellulose derivative and a phospholipid, a method for production thereof, and an adhesion barrier including the cellulose derivative or the composition.In the formula, R1, R2, and R3 are -H, -CH2-COOH, -CH2-COOX, or -CH2CO-phosphatidylethanolamine, and X is an alkali metal or an alkali earth metal. The degree of substitution of -CH2-COOH and -CH2-COOX is 0.3 to 2.0 in total, and the degree of substitution of -CH2CO-phosphatidylethanolamine is 0.001 to 0.05.

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