公开(公告)号：US3658943A

公开(公告)日：1972-04-25

申请号：US3658943D

申请日：1969-12-30

Applicant: GAF CORP

Inventor： FIELD NATHAN D ,  KISS KORNEL D ,  LORENZ DONALD H ,  SMOLIN EDWIN M

IPC: C08L27/06 ,  C08L27/24 ,  C08L51/00 ,  C08F29/24 ,  C08F29/30 ,  C08F29/50

CPC classification number: C08L27/06 ,  C08L27/24 ,  C08L51/003 ,  C08L2666/24

Abstract: AN EASILY PROCESSABLE RESIN COMPOSITION COMPRISING

(A) A NORMALLY DIFFICULTLY PROCESSABLE THERMOPLASTIC RESIN, OF THE TYPE OF VINYL CHLORIDE POLYMER AND THEIR CHLORINATION PRODUCTS; AND (B) IN AN AMOUNT SUFFICIENT TO EFFECT AN IMPROVEMENT IN THE PROCESSABILITY OF SAID NORMALLY DIFFICULTLY PROCESSABLE THERMOPLASTIC RESIN, A GRAFT COPOLYMER COMPRISING METHYL METHACRYLATE GRAFTED ONTO AN ALKYL VINYL ETHER BACKBONE POLYMER, THE METHYL METHACRYLATE UNITS BEING PRESENT IN AN AMOUNT OF 10-95% BY WEIGHT AND THE ALKYL VINYL ETHER BACKBONE POLYMER BEING PRESENT IN AN AMOUNT OF 5-90% BY WEIGHT BASED ON THE TOTAL WEIGHT OF THE GRAFTED COPOLYMER.