Method of manufacturing polyalkyl methacrylate macromonomers, an

Details Method of manufacturing polyalkyl methacrylate macromonomers, an Method of manufacturing polyalkyl methacrylate macromonomers, an

1992-07-02

1993-10-19

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

526320, C08F26504, C08F 1800

Patent

active

052546322

ABSTRACT:
A macronomer of Formula I: ##STR1## wherein R.sub.1 is hydrogen or methyl, X is a biradical, R.sub.2 is an alkyl group of 1-40 carbon atoms and n is such that the molecular weight of the macromonomer ranges from 500-100,000 Dalton is prepared by transesterifying a monomeric ester of Formula II ##STR2## where R.sub.3 represents an alkyl group with 1-8 C atoms, with a hydroxyl-group-terminated polyalkyl methacrylate of Formula III ##STR3## where X and R.sub.2 have the same meanings as above, and

REFERENCES:
patent: 3893988 (1975-07-01), Seymour et al.
patent: 4649062 (1987-03-01), Kosiorek et al.
patent: 4680358 (1987-07-01), Yu
patent: 5026807 (1991-06-01), Ohira et al.
patent: 5028677 (1991-07-01), Janowicz

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