Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1998-08-12
1999-12-07
Lipman, Bernard
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
525309, 525310, 5263285, C08F 200
Patent
active
059985542
ABSTRACT:
A simple process for producing acrylic resins excellent in toughness was provided. The process comprises putting a monomer mixture comprising (i) 80 to 99 parts by weight of a methacrylic monomer containing 50% by weight or more of methyl methacrylate and (ii) 1 to 20 parts by weight of a diene-based rubber, in contact with a radical polymerization initiator, then pouring them in a mold and polymerizing the mixture.
REFERENCES:
patent: 2234993 (1941-03-01), Vernon et al.
patent: 3459699 (1969-08-01), Levine et al.
patent: 4287317 (1981-09-01), Kitagawa et al.
Lipman Bernard
Sarofim N.
Sumitomo Chemical Company Limited
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