Patent · US Expired

Polymer processing aid and method for processing polymers

US7662324B2 · kind B2 · utility

6Cited by
65References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2002
Grant dateFeb 16, 2010
Priority date
Expiry dateJun 30, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2205/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

In an exemplary embodiment, the present method includes the stops of providing a polymer resin to be processed: blending particulate boron nitride (BN) and a fluorine-containing polymer with said polymer resin to provide a resin blend: heating said resin blend to obtain a desired flowability value: and processing said resin blend into a desired shape.

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