Patent · US Expired

Poly(arylcyclobutenes)

US5288914A · kind A · utility

5Cited by
14References
55Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 26, 1989
Grant dateFeb 22, 1994
Priority date
Expiry dateDec 26, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G61/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention is a poly(arylcyclobutene) comprising arylcyclobutene moieties connected by a bridging member, wherein the bridging member is (a) a direct bond, (b) a polyvalent inorganic radical or (c) a polyvalent organic radical which contains (1) one or more heteroatoms comprising oxygen, sulfur, nitrogen or phosphorus or (2) one or more aromatic radicals, and wherein one or more cyclobutene rings are fused to one of the aryl rings.

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