发明授权
- 专利标题： Powdered coating materials
- 专利标题（中）： 粉末涂料
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申请号： US3752793D申请日： 1971-10-22
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公开(公告)号： US3752793A公开(公告)日： 1973-08-14
- 发明人: ZANKL DE RAMIS A , ARLT D , BERTRAM H , ZANKL H , ZANKL W , PEDAIN J , ZANKL E
- 申请人： BAYER AG
- 专利权人： Bayer Ag
- 当前专利权人： Bayer Ag
- 优先权： DE2144643 1971-09-07
- 主分类号： C08F12/00
- IPC分类号： C08F12/00 ; C08F212/00 ; C08F220/00 ; C08F220/04 ; C08F220/10 ; C08F220/42 ; C08L33/00 ; C08L33/02 ; C08L33/04 ; C09D5/03 ; C09D5/46 ; C09D125/14 ; C09D133/06 ; C09D133/20 ; C08F27/08 ; C08F45/72
摘要：
POWDERED COATING AGENT FOR USE IN THE ELECTROSTATIC SPRAYED POWDER PROCESS CONSISTING OF MIXTURES OF (A) COPOLYMERS (B) BIS- OR TRIS-OXAZOLINES AND OPTIONALLY (C) AUXILIARY AGENTS SUCH AS PIGMENTS AND FLOWING AGENTS. THE COPOLYMER CONTAINS POLYMERISED UNITS OF 25-60% STYRENE OR DERIVATIVES THEREOF OR (METH)ACRYLONITRILE; 30-65% BY WEIGHT OF ACRYLIC OR METHACRYLIC ESTERS AND 5-20% BY WEIGHT OF A,B-UNSATURATED CARBOXYLIC ACIDS. 5 TO 25 PARTS BY WEIGHT OF BIS- OR TRISOXAZOLINES ARE EMPLOYED FOR 95 TO 75 PARTS BY WEIGHT OF COPOLYMER.
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