Title:
【発明の名称】液状組成物
Document Type and Number:
Japanese Patent JP2840947
Kind Code:
B2
Abstract:
A liquid composition polymizable by the free-radical polymerization route, with a low shrinkage, to yield organic glasses endowed with high thermal stability, is constituted by the product of transesterification of diallyl-carbonate (A) with a mixture of diol (B) and of a polyol (C) containing from 3 to 6 hydroxy groups in the molecule, or a mixture of a diol (B) with a cycloaliphatic diol (C min ), by operating with a molar ratio of A/(B+C) or A/(B+C min ) equal to, or larger than, 3/1, and with an amount of (C) in the (B+C) mixture equal to, or smaller than, 70% by weight, or with an amount of (C min ) in the (B +C min ) mixture equal to, or smaller than, 90% by weight.
Inventors:
RENZI FIORENZO (IT)
RIVETTI FRANCO (IT)
ROMANO UGO (IT)
RIVETTI FRANCO (IT)
ROMANO UGO (IT)
Application Number:
JP18707788A
Publication Date:
December 24, 1998
Filing Date:
July 28, 1988
Export Citation:
Assignee:
ENICHEM SINTESI (IT)
International Classes:
C08F18/00; C08F218/00; G02B1/04; (IPC1-7): C08F218/00
Domestic Patent References:
| JP59140214A | ||||
| JP61268708A | ||||
| JP63260910A |
Attorney, Agent or Firm:
Asakura Shozo