Patent · US Expired

Colorless and transparent polyimidesilicone resin having thermosetting functional groups

US7041766B2 · kind B2 · utility

18Cited by
8References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2003
Grant dateMay 9, 2006
Priority date
Expiry dateOct 9, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/0002
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A colorless and transparent thermosetting polyimidesilicone resin comprising structural units of the following general formula (1) and structural units of the general formula (4), said resin being soluble in an organic solvent wherein X is a tetravalent organic group having 4 or more carbon atoms, none of the carbon atoms of X being bound to a plurality of carbonyl groups, Y is a diamine residue and Z is a diaminosiloxane residue.

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