High quality plastic foam and the like expanded products and articles are made by incorporating a blowing agent in an acid-containing alkenyl aromatic polymer, such as a copolymer of styrene and acrylic acid; extruding while cross-linking the polymer with a polyfunctional cross-linking agent.
申请公布号
DE3485799(T2)
申请公布日期
1993.02.11
申请号
DE19843485799T
申请日期
1984.06.12
申请人
THE DOW CHEMICAL CO., MIDLAND, MICH., US
发明人
CORBETT, M., JOHN, NEWARK, OH 43055, US;BEARDEN, R., CHARLES, MIDLAND, MI 48640, US
