Patent · US Expired

Process for promoting syneresis in high rubber ABS latex

US4668738A · kind A · utility

8Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 1985
Grant dateMay 26, 1987
Priority date
Expiry dateDec 24, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J3/005
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process, and the well-dispersed product thereof, for recovering solids from a latex of a grafted rubber concentrate having a rubber substrate and a glassy superstrate by: (a) adding a latex of said superstrate to said grafted rubber concentrate latex; (b) coagulating said latex with high shear to form a paste; (c) heating said paste to cause syneresis of said paste into polymeric particles; and (d) dewatering said particles.

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