POLYURETHANE HYDROGELS AND MANUFACTURE

Title:

POLYURETHANE HYDROGELS AND MANUFACTURE

Document Type and Number:

Japanese Patent JPS606718

Kind Code:

A

Abstract:

The hydrogels consist essentially of the polyurethane of polyoxyethylene. The crosslinking is carried out by a reaction of a polyfunctional isocyanate with the polyoxyethylene in solution in a non-aqueous solvent. Transparent hydrogels are obtained, having a high swelling ratio in the presence of water and good mechanical properties.

Inventors:

IBU NIYANUU
JIERAARU IRUDO

Application Number:

JP422584A

Publication Date:

January 14, 1985

Filing Date:

January 11, 1984

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Assignee:

ESSILOR INT

International Classes:

C08G18/00; C08G18/08; C08G18/48; C08G18/66; C08G18/78; C08G18/80; (IPC1-7): C08G18/48; C08G18/08

Domestic Patent References:

JPS5113891A	1976-02-03
JPS5113893A	1976-02-03

Attorney, Agent or Firm:

Akaoka Mio

Next Patent: PRODUCTION OF RESIN FOR MAGNETIC PAINT