Patent ID: 6201082
Filing Date: 2001-03-13
Classification: C08F

Abstract:
A process for producing a block polymer, which comprises polymerizing a monomer using a fluorine-containing macroazo compound as a polymerization initiator, the compound comprising repeating units represented by the following formula (1): ##STR7##whereinR.sup.1 and R.sup.3 independently represent a lower alkyl group;R.sup.2 and R.sup.4 independently represent a lower alkyl group or a cyano group;A.sub.1 and A.sub.2 independently represent a lower alkylene group which may contain one or more oxygen atoms and/or an aromatic ring;Z.sub.1 and Z.sub.2 independently represent an ester linkage or an amido linkage;T.sub.1 and T.sub.2 independently represent --CONH-- or a direct link; andQ represents a fluorine-containing segment.