发明名称 |
Aspartic acid copolymer and process for producing the same |
摘要 |
<p>This invention an aspartic acid copolymer obtained by copolymerizing a monomer mixture comprising (1) aspartic acid, maleamic acid and/or a reaction product of maleic acid and ammonia as a main monomer, (2) fumaric acid, and (3) succinic acid and containing 0.005 to 3% by weight, based on the total monomers, of ammonia in the form of an ammonium salt and hydrolyzing the resulting copolymer partially or completely; and a process for producing the same.</p> |
申请公布号 |
EP0784067(A2) |
申请公布日期 |
1997.07.16 |
申请号 |
EP19960120067 |
申请日期 |
1996.12.13 |
申请人 |
MITSUBISHI CHEMICAL CORPORATION |
发明人 |
TOMIDA, MASAYUKI;YOSHIKAWA, MASAKO;NAKATO, TAKESHI |
分类号 |
C08G69/10;C08G69/48;C08G73/10;C08L101/16;(IPC1-7):C08G73/10 |
主分类号 |
C08G69/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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