Invention Application
US20020103331A1 Process for increasing the molar mass of a cationic acryloyloxyethyltrimethylammonium chloride copolymer, and corresponding copolymers
审中-公开
提高阳离子丙烯酰氧基乙基三甲基氯化铵共聚物的摩尔质量的方法和相应的共聚物
- Patent Title: Process for increasing the molar mass of a cationic acryloyloxyethyltrimethylammonium chloride copolymer, and corresponding copolymers
- Patent Title (中): 提高阳离子丙烯酰氧基乙基三甲基氯化铵共聚物的摩尔质量的方法和相应的共聚物
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Application No.: US09971055Application Date: 2001-10-05
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Publication No.: US20020103331A1Publication Date: 2002-08-01
- Inventor: Jean-Luc Zeh , Lionel Sabatier , Stephane Lepizzera
- Applicant: ATOFINA
- Applicant Address: FR Puteaux
- Assignee: ATOFINA
- Current Assignee: ATOFINA
- Current Assignee Address: FR Puteaux
- Priority: FR0012730 20001005
- Main IPC: C08G073/00
- IPC: C08G073/00
Abstract:
A process for increasing the molar mass of a cationic copolymer of the unsaturated quaternary ammonium salt of formula (I): 1 (ADAMQUAT MC), is characterized in that a monomer of formula (I) is used which has a concentration of its dimer of formula (II): 2 of less than 2000 ppm.
Information query
