Patent · US Expired

Photo-reactive benzocyclobutenones and polymers thereform for self-photocuring, photo-crosslinking and photopatterning without catalysts

US6534250B1 · kind B1 · utility

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1References
7Claims
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Assignee

Inventors

Key dates

Filing dateMay 3, 2001
Grant dateMar 18, 2003
Priority date
Expiry dateMay 3, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2333/24
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Functionalized derivatives of benzocyclobutenone of formula I and II herein are photoreactive and may be employed in the production of a variety of self-curable polymer composition which may be employed as photoresist compositions, pressure sensitive adhesives, hot melt adhesives and sealants; the polymer compositions may be cured or cross-linked by UV or Vis radiations.

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