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    • 6. 发明申请
    • MODIFIED LIQUID DIENE-BASED RUBBER AND PRODUCTION PROCESS FOR THE SAME
    • 改进液体二氧化硅基橡胶及其生产工艺
    • US20160229927A1
    • 2016-08-11
    • US15021893
    • 2014-11-27
    • KURARAY CO., LTD.
    • Satoshi MOTODAKei HIRATA
    • C08C19/28C09J4/06C08F290/00
    • C08C19/28C08C19/34C08F290/00C08F290/12C08F290/128C08F299/00C08L7/00C09J4/06C09J113/00
    • Provided is a modified liquid diene-based rubber having an acryloyl group or a methacryloyl group, which is highly compatible with various monomers, such as acrylate or methacrylate having relatively high polarity, which can form a curable resin composition containing the modified liquid diene-based rubber with good workability, which has a satisfactory curing rate during curing, and which is capable of providing the curable resin composition that forms a cured product having excellent mechanical properties derived from the modified liquid diene-based rubber and having excellent adhesion to various materials. Also provided is a curable resin composition containing the modified liquid diene-based rubber. The modified liquid diene-based rubber is a modified liquid diene-based rubber (A) having, in a molecule, a modified group (a) containing a (meth)acryloyl group as a part thereof and at least one modified group (b) selected from a dicarboxylic acid monoester and a dicarboxylic acid monoamide (with the proviso that the modified group (b) contains no (meth)acryloyl group as a part thereof), wherein the functional group equivalent weights of the modified group (a) and the modified group (b) are each in the range of 700 to 40,000 g/eq.
    • 本发明提供一种具有丙烯酰基或甲基丙烯酰基的改性液态二烯类橡胶,其与各种单体如具有较高极性的丙烯酸酯或甲基丙烯酸酯高度相容,可形成含有改性液体二烯系的固化性树脂组合物 具有良好的加工性的橡胶,其在固化期间具有令人满意的固化速率,并且能够提供形成具有优异的机械性能的固化产物的固化性树脂组合物,其具有优异的机械性能,并且对各种材料具有优异的粘附性。 还提供含有改性液态二烯系橡胶的固化性树脂组合物。 改性液态二烯类橡胶是分子中含有(甲基)丙烯酰基作为其一部分的修饰基团(a)和至少一个改性基团(b)的改性液体二烯类橡胶(A) 选自二羧酸单酯和二羧酸单酰胺(条件是修饰基团(b)不含(甲基)丙烯酰基作为其一部分),其中改性基团(a)的官能团当量和 改性基团(b)各自在700至40,000g / eq的范围内。