Polymer composition
Patent 4341885 Issued on July 27, 1982. Estimated Expiration Date: 
April 1, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
April 1, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References3819763 InventorApplicationNo. 06/249879 filed on 04/01/1981US Classes:525/211, Fused- or bridged-ring reactant contains at least two ethylenic groups524/521, Solid polymer derived from a monomer containing an atom other than C, O, H, or chlorine525/192, Treating polymer or polymer mixture with a chemical treating agent other than solid polymer525/232, Solid polymer derived from reactant containing at least two ethylenic groups and is devoid of aryl ring525/238, Solid polymer derived from (meth)acrylonitrile525/240Solid polymer derived from ethylene or propyleneExaminersPrimary: Ziegler, J.International ClassesC08L 25/00 (20060101)C08L 25/12 (20060101) C08L 25/16 (20060101) C08L 33/00 (20060101) C08L 33/20 (20060101) C08L 23/00 (20060101) C08L 23/16 (20060101) C08L 23/28 (20060101) Foreign Application Priority Data1980-04-04 NLAbstractAn improved polymer composition having a combination of good flow behavior, UV stability, and very good impact resistance is described, essentially composed ofa.50-95 parts by weight of one or more copolymers obtained by the polymerization of a mixture of10-90% by weight of styrene and/or derivatives of styrene, with90-10% by weight of acrylonitrile and/or methacrylonitrile; andb.5-50 parts by weight of1. a largely saturated rubber, and2. chlorinated polyethylene, wherein the chlorinated polyethylene has a chlorine content of at least 10% by weight, a DSC crystallinity of at least 10% and a glass transition temperature of at least equal to -15° C.Field of SearchTreating polymer or polymer mixture with a chemical treating agent other than solid polymerSolid polymer derived from reactant containing a fused- or bridged- ring system Fused- or bridged-ring reactant contains at least two ethylenic groups Solid polymer derived from (meth)acrylonitrile Solid polymer derived from reactant containing at least two ethylenic groups and is devoid of aryl ring | |
