Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1982-10-01
1984-07-24
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525299, 525309, 525310, C08F29702, C08F29704
Patent
active
044618743
ABSTRACT:
Block copolymers having a first sequence formed with a conjugated diene or a vinyl substituted aromatic hydrocarbon other than alpha-methylstyrene, a second sequence formed with an acrylic ester, and a linking intermediate sequence formed with alpha-methylstyrene. An anionic polymerization process is used to form these block copolymers.
REFERENCES:
patent: 3198854 (1965-08-01), Warner
patent: 3699190 (1972-10-01), Shimomura
patent: 3739042 (1973-06-01), Chu
patent: 3890408 (1975-06-01), Schepers
patent: 3937760 (1976-02-01), Cole
patent: 4169115 (1979-09-01), Tung
Fayt Roger
Jerome Robert
Ouhadi Trazollah
Teyssie Philippe
Bleutge John C.
Cheairs M. Norwood
Cosden Technology, Inc.
Schlattman Russell H.
Short Patricia
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