Patent · US Expired

Acrylic molding powders with improved flow

US4159288A · kind A · utility

13Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 1978
Grant dateJun 26, 1979
Priority date
Expiry dateFeb 13, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L33/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method of improving flow of acrylic molding powders, without significantly diminishing the heat distortion, strength and toughness properties, comprising mixing therewith a flow modifier polymer which has a specified compatibility relationship with said molding powder, as defined by a specified difference in solubility parameters. The resulting compositions are also disclosed.

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