Patent · US Expired

Use of special ethylene-vinyl acetate-copolymers for the modification of PVC

US4794142A · kind A · utility

40Cited by

4References

3Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Heinrich Alberts
Herbert Bartl · Odenthal, DE
Otto Billinger · Linz, DE
Fritz Mietzsch · Cologne, DE

Key dates

Filing date	Aug 10, 1987
Grant date	Dec 27, 1988
Priority date	—
Expiry date	Aug 10, 2007

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L31/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The object of the invention is the use of ethylene-vinyl acetate-copolymers produced by emulsion polymerization and containing unipolymerized acids, for the modification of polyvinyl chloride.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.