Cellulose derivative and method for production thereof

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专利权人:

Masaya Ito

发明人:

Masaya Ito,Hiroaki Kaneko,Yukako Fukuhira,Nobuyuki Endo

申请号：

US12525464

公开号：

US08455001B2

申请日:

2008.02.06

申请国别(地区):

US

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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