Oily droplet of hydrophobic material, microcapsule, and processe

Details Oily droplet of hydrophobic material, microcapsule, and processe Oily droplet of hydrophobic material, microcapsule, and processe

1989-12-01

1992-08-25

Stoll, Robert L.

Plastic and nonmetallic article shaping or treating: processes

Encapsulating normally liquid material

Liquid encapsulation utilizing an emulsion or dispersion to...

42840222, 264 432, 264 433, 430138, 503215, B01J 1316, B01J 1302

Patent

active

051416794

ABSTRACT:
Disclosed are oily droplets comprising an oily core containing a compound having an ethylenically unsaturated group and a film formed around the oily core which is composed of a reaction product of the compound having an ethylenically unsaturated group with a water-soluble polymer having a sulfinyl group. Also disclosed are microcapsules comprising the oily droplet and a resin wall formed therearound. Further disclosed are processes for preparing the oily droplets and the microcapsules.

REFERENCES:
patent: 4059552 (1977-11-01), Zweigle et al.
patent: 4294921 (1981-10-01), Yamaguchi et al.
patent: 4746467 (1988-05-01), Sakamoto et al.
patent: 4842978 (1989-06-01), Ishikawa
patent: 4977059 (1990-12-01), Liang et al.
Patent Abstracts of Japan, vol. 4, No. 182 (C-35) [664], Dec. 16, 1980.

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