Patent · US Expired

Adhesive for optical disks

US6337118B1 · kind B1 · utility

15Cited by
8References
50Claims
0Family size

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Inventors

Key dates

Filing dateJul 20, 1999
Grant dateJan 8, 2002
Priority date
Expiry dateJul 20, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/21
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to an adhesive for optical disks exhibiting superior adhesive properties with resins such as polycarbonate or metals such as aluminum and gold, and possessing better wet heat resistance than conventional adhesives. The adhesive comprises (A) a urethane (meth)acrylate oligomer (B) a hydroxy (meth)acrylate in which the hydroxy group is 3 or more carbons spaced away from the (meth) acrylate, and (C) at least one photoinitiator.

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