Patent · US Expired

Solder resist composition

US5055378A · kind A · utility

19Cited by
2References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1988
Grant dateOct 8, 1991
Priority date
Expiry dateNov 10, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2203/0783
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A solder resist composition contains a specified partially acrylated and/or methacrylated bisphenol A novolak epoxy resin component, and a specified partially acrylated and/or methacrylated cresol novolak and/or phenol novolak epoxy resin component. The composition further contain a photopolymerization initiator, a thermosetting agent, an inorganic filler, and an organic solvent. The composition may further include a silane or titanate coupling agent.

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