Patent · US Expired

Method for making radiation curable silicon containing polyacrylate hardcoat compositions and compositions made thereby

US5468789A · kind A · utility

19Cited by
11References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1994
Grant dateNov 21, 1995
Priority date
Expiry dateSep 12, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D4/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method is provided for making curable silicon containing acrylate silicone hardcoat compositions which employ an anaerobic gelation inhibitor such as galvinoxyl. Devolatilizing of an aqueous/organic solvent mixture from the silicon containing acrylate hardcoat formulation is conducted in an inert atmosphere. Acrylate hardcoat compositions imparting improved weathering resistance to thermoplastic substrates also are provided.

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