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    • 4. 发明授权
    • Acrylic copolymer elastomer, its blend rubber and blend rubber
composition
    • 丙烯酸共聚物弹性体,其混合橡胶和混合橡胶组合物
    • US5959037A
    • 1999-09-28
    • US692686
    • 1996-08-06
    • Kuniyoshi SaitoIwao MoriyamaJun Okabe
    • Kuniyoshi SaitoIwao MoriyamaJun Okabe
    • C08K5/19C08F220/10C08F220/12C08F220/28C08K5/42C08K5/49C08L27/12C08L33/00C08L33/04C08L33/06C08L33/14C08L15/02
    • C08F220/12C08L27/12C08L33/06
    • A novel acrylic copolymer elastomer comprising �I! an alkyl acrylate; �II! (a) CH.sub.a .dbd.CRCOOR.sub.2 OCOR.sub.1, (b) CH.sub.2 .dbd.CRCO�O(CH.sub.2) pCO!qOR.sub.1 or (c) CH.sub.2 .dbd.CRCOOR.sub.2 �CO(CH.sub.2)pO!qCOR.sub.1 ; and �III! (1) CH.sub.2 .dbd.CRCOO(CH.sub.2)nPhOR', (2) CH.sub.2 .dbd.CRCOO(CH.sub.2)nOCO(CH.sub.2)mPhOR', (3) CH.sub.2 .dbd.CHOCO(CH.sub.2)mPhOR', (4) CH.sub.2 .dbd.CHOCO(CH.sub.2)nOCO(CH.sub.2)mPhOR', (5) CH.sub.2 .dbd.CHO(CH.sub.2)nOCO(CH.sub.2)mPhOR' or (6) CH.sub.2 .dbd.CHPh(CH.sub.2)nOCO(CH.sub.2)mPhOR' where R is a hydrogen atom or a methyl group, R.sub.1 is an alkyl group, R.sub.2 is an alkylene group, R' is a hydrogen atom, an acyl group or a trialkylsilyl group and Ph is a phenylene group, provides a blend rubber having an improved cold resistance and an intermediate heat resistance between the heat resistance of acrylic copolymer elastomer and that of fluorine-containing elastomer, when blended with the fluorine-containing elastomer.
    • 包含[I]丙烯酸烷基酯的新型丙烯酸共聚物弹性体; [II](a)CHa = CRCOOR2OCOR1,(b)CH2 = CRCO [O(CH2)pCO] qOR1或(c)CH2 = CRCOOR2 [CO(CH2)pO] qCOR1; 和(III)(1)CH2 = CRCOO(CH2)nPhOR',(2)CH2 = CRCOO(CH2)nOCO(CH2)mPhOR',(3)CH2 = CHOCO(CH2)mPhOR',(4)CH2 = CHOCO (CH2)nOCO(CH2)mPhOR',(5)CH2 = CHO(CH2)nOCO(CH2)mPhOR'或(6)CH2 = CHPh(CH2)nOCO(CH2)mPhOR'其中R是氢原子或甲基 基团,R 1是烷基,R 2是亚烷基,R'是氢原子,酰基或三烷基甲硅烷基,Ph是亚苯基,提供了具有改善的耐寒性和中间耐热性的共混橡胶, 当与含氟弹性体共混时,丙烯酸共聚物弹性体和含氟弹性体的耐热性。