Patent · US Active

Thermosetting resin composition

US8168729B2 · kind B2 · utility

0Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2006
Grant dateMay 1, 2012
Priority date
Expiry dateApr 5, 2027

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/4676
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The object of the present invention is to provide a thermosetting resin composition which can provide a cured material which is excellent in heat resistance, electrical properties, and flexibility, and has storage stability before curing, and in order to achieve the object, the present invention provide a thermosetting resin composition containing a polyurethane resin (A) which has the structure represented by the following general formula (1) and/or the general formula (2), and an epoxy resin (B).(In the chemical formulae, X represents a residue in which two phenolic hydroxyl groups are excluded from a phenol compound having two or more phenolic hydroxyl groups in the molecule.)

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