Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1996-12-12
1998-06-02
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525479, 528 26, 528 38, 528 22, 526279, C08F 800
Patent
active
057601364
ABSTRACT:
A block copolymer comprising siloxane segments, amphoteric monomer units and/or cationic nonomer units, and if necessary monomer units of precursors thereof, and nonionic monomer units, obtained by polymerization in the presence of a special azo group-containing polysiloxane compound is useful as paint resins, coating resins and base materials for hair cosmetics.
Kato Kazuhiro
Muto Kazushige
Sogo Masahiro
Marquis Melvyn I.
Wako Pure Chemical Industries Ltd.
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