Patent · US Expired

Conformal coating systems

US4424252A · kind A · utility

57Cited by
26References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1982
Grant dateJan 3, 1984
Priority date
Expiry dateNov 12, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24917
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Ultraviolet curable polymerizable coating system having one or more built-in secondary curing mechanisms is disclosed. The polymerizable coating system is a two component system comprising (1) a first component comprising at least one urethane-acrylate or methacrylate, and a mono or polyfunctional acrylate or methacrylate diluent and a polymerization initiator of the photo-initiator type, and (2) a second component comprising a polyisocyanate. The coating system is uv curable, and also possess at least one additional cure mechanism.

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