Title:
BLENDS OF ALKENYL AROMATIC POLYMERS, ALPHA-OLEFIN INTERPOLYMERS AND COMPATIBILIZER
Document Type and Number:
WIPO Patent Application WO2002026882
Kind Code:
A3
Abstract:
A blend composition (and fabricated articles therefrom) comprising: (A) one or more alkenyl aromatic polymers; (B) one or more substantially random interpolymers comprising (1) polymer units derived from; (a) at least one vinyl or vinylidene aromatic monomer, or (b) at least one hindered aliphatic or cycloaliphatic vinyl or vinylidene monomer, or (c) a combination of at least one aromatic vinyl or vinylidene monomer and at least one hindered aliphatic or cycloaliphatic vinyl or vinylidene monomer, and (2) polymer units derived from at least one of ethylene and/or a C3-20 alpha -olefin; and (3) polymer units derived from one or more of ecally unsaturated polymerizable monomers other than those derived from (1) and (2); and, (C) one or more compatibilizers; and wherein said blend has; a) tensile strength greater than 1500 psi; b) a pull force test (1/8''diameter) greater than 15 lb; c) a Shore A Hardness greater than 79; d) a cycle time in injection molding of less than 30 sec.
Inventors:
CHANG DANE (US)
CHEUNG YUNWA W (US)
DIEHL CHARLES F (US)
GUEST MARTIN J (US)
CHAUDHARY BHARAT I (US)
UZEE ANDRE J (US)
CHEUNG YUNWA W (US)
DIEHL CHARLES F (US)
GUEST MARTIN J (US)
CHAUDHARY BHARAT I (US)
UZEE ANDRE J (US)
Application Number:
PCT/US2001/030280
Publication Date:
July 11, 2002
Filing Date:
September 27, 2001
Export Citation:
Assignee:
DOW CHEMICAL CO (US)
CHANG DANE (US)
CHEUNG YUNWA W (US)
DIEHL CHARLES F (US)
GUEST MARTIN J (US)
CHAUDHARY BHARAT I (US)
UZEE ANDRE J (US)
CHANG DANE (US)
CHEUNG YUNWA W (US)
DIEHL CHARLES F (US)
GUEST MARTIN J (US)
CHAUDHARY BHARAT I (US)
UZEE ANDRE J (US)
International Classes:
C08L23/08; C08L25/06; C08L25/08; C08L53/02; (IPC1-7): C08L23/08; C08L25/04
Domestic Patent References:
| WO1998010014A1 | 1998-03-12 |
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