Patent · US Expired

Aromatic polycarbonate containing N,N-dialkyl amide mold release agent

US4554302A · kind A · utility

6Cited by
3References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 2, 1985
Grant dateNov 19, 1985
Priority date
Expiry dateJan 2, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/20
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A composition comprising an aromatic carbonate polymer in admixture with a mold release effective amount of a compound of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and are alkyl of one to twenty-five carbon atoms, inclusive with the proviso that the amide is not excessively volatizable under polymer processing conditions.

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