Microcapsule containing hydrous composition

Details Microcapsule containing hydrous composition Microcapsule containing hydrous composition

Filed on

1986-05-05

Date issued

1988-10-11

Examiner

Lovering, Richard D.

Patent Class

Stock material or miscellaneous articles

SubClass

Coated or structually defined flake, particle, cell, strand,...

SubSubClass

Particulate matter

Other Related Categories

25217411, 25217413, 252DIG13, 264 41, 264 43, 424 56, 424455, 426534, 426638, 426650, 4272133, 42721335, 42721336, 4284022, 42840221, 42840224, B01J 1302, B32B 2312, B32B 2730, B32B 2734

Type

Patent

Status

active

Patent number

047770899

Description

ABSTRACT:
A microcapsule containing hydrous composition containing an electrolyte and microcapsules coated with a water-soluble polymer which undergoes phase separation by the action of the electrolyte. The electrolyte causes the above-mentioned phase separation comprising 5% to 80% by weight of water and water-soluble components.

REFERENCES:
patent: 3594326 (1971-07-01), Himmel
patent: 3816331 (1974-06-01), Brown, Jr. et al.

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