Patent · US Expired

Stabilized methylmethacrylate polymers

US5412008A · kind A · utility

8Cited by
10References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 22, 1993
Grant dateMay 2, 1995
Priority date
Expiry dateOct 22, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/3492
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Hydroxyphenyltriazines of formula I ##STR1## wherein R is hydrogen, C.sub.1 -C.sub.18 alkyl, halogen- or C.sub.1 -C.sub.12 alkoxy-substituted C.sub.2 -C.sub.6 alkyl, or benzyl, and PA0 R' is hydrogen or methyl, are particularly suitable stabilizers for polymethylmethacrylate and copolymers thereof.

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