Photo-reactive benzocyclobutenones and polymers thereform for self-photocuring, photo-crosslinking and photopatterning without catalysts
US6534250B1 · kind B1 · utility
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7Claims
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Key dates
| Filing date | May 3, 2001 |
| Grant date | Mar 18, 2003 |
| Priority date | — |
| Expiry date | May 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.