Patent · US Expired

Polymerizable composition comprising poly(allyl carbonate) of polyhydroxy compound and polyhydroxy compound

US5196492A · kind A · utility

7Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 1991
Grant dateMar 23, 1993
Priority date
Expiry dateAug 27, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B1/041
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A liquid composition which can undergo radical polymerization to produce an almost colorless and easily dyeable organic glass, containing (i) at least one poly(allyl carbonate) of a polyhydroxy alcohol having from 2 to 20 carbon atoms and from 2 to 6 hydroxy groups in the molecule, and (ii) at least one aliphatic polyol having from 2 to 5 hydroxy groups in the molecule, in quantities from 0.01 to 1% by weight on the whole composition.

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