Method of grafting ethylenically unsaturated carboxylic acid derivatives onto thermoplastic using hydroxylamine esters
申请公布号:US6900268(B2)
申请号:US20030477364
申请日期:2003.11.12
申请公布日期:2005.05.31
发明人:FINK JOCHEN;ROTH MICHAEL;PFAENDNER RUDOLF;NESVADBA PETER;KRAMER ANDREAS
分类号:C08F8/46;C08F8/32;C08F255/00;C08F291/00;(IPC1-7):C08F2/38;C08L51/06;C08K5/32
主分类号:C08F8/46
摘要:The invention relates to a method of grafting unsaturated carboxylic acid derivatives onto thermoplastic polymers, which comprises heating a mixture of thermoplastic polymer, unsaturated carboxylic acid or carboxylic acid derivative and a hydroxy-lamine ester having at least one structural unit of formula (I) or (I') wherein X is hydrogen, C<SUB>1</SUB>-C<SUB>36</SUB>alkyl, C<SUB>2</SUB>-C<SUB>36</SUB>alkenyl, C<SUB>2</SUB>-C<SUB>18</SUB>alkynyl, C<SUB>6</SUB>-C<SUB>10</SUB>aryl, -O-C<SUB>1</SUB>-C<SUB>18</SUB>alkyl -O-C<SUB>6</SUB>-C<SUB>10</SUB>aryl, -NH-C<SUB>1</SUB>-C<SUB>18</SUB>alkyl, -NH-C<SUB>6</SUB>-C<SUB>10</SUB>aryl, -N(C<SUB>1</SUB>-C<SUB>6</SUB>alkyl)<SUB>2</SUB>; X' is a direct bond or C<SUB>1</SUB>-C<SUB>36</SUB>alkylene, C<SUB>2</SUB>-C<SUB>36</SUB>alkenylene, C<SUB>2</SUB>-C<SUB>36</SUB>alkynylene, -(C<SUB>1</SUB>-C<SUB>6</SUB>alkylene)-phenyl-(C<SUB>1</SUB>-C<SUB>6</SUB>alkylene) or a group in a processing apparatus for thermoplastic polymers, to above the softening point/melting point of the thermoplastic polymer and allowing the components of the mixture to react with one another
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