Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1999-03-26
2000-10-10
Niland, Patrick D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 64, 525 67, 525 71, 525902, C08G 6348, C08G 6391, C08L 5108, C08L 5100, C08L 5300
Patent
active
061302902
ABSTRACT:
Impact modifiers that produce transparent, high Dynatup impact strength blends with amorphous, aromatic polyesters are described. The impact modifiers are core-shell polymers with (A) a core composed principally of rubbery polymers, such as copolymers of diolefins with vinyl aromatic monomers, such as copolymers of butadiene with styrene, (B) an intermediate stage composed principally of hard polymers, such as polymers or copolymers of vinyl aromatic monomers, and (C) a shell composed principally of vinyl aromatic copolymers that contain hydroxyl functional groups or their equivalents (e.g. styrene/hydroxyalkyl (meth)acrylate copolymers).
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JP 54-48850 (English Translation), Apr. 1979.
Ryan Joseph John
Troy Edward Joseph
Niland Patrick D.
Rohm and Haas Company
Rosedale Jeffrey H.
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