Emulsifier for microcapsules, microcapsules using said emulsifie

Details Emulsifier for microcapsules, microcapsules using said emulsifie Emulsifier for microcapsules, microcapsules using said emulsifie

1989-10-18

1991-11-26

Lovering, Richard D.

Plastic and nonmetallic article shaping or treating: processes

Encapsulating normally liquid material

Liquid encapsulation utilizing an emulsion or dispersion to...

42840221, 430138, 252358, B01J 1318

Patent

active

050680676

ABSTRACT:
Disclosed in this invention are an emulsifier for producing microcapsules, containing as active principle a water-soluble polymer the emulsifier being composed of benzyl (meth)acrylate and/or diisobutylene, styrene and maleic anhydride, microcapsules using the emulsifier, a process for producing the microcapsules, and a non-carbon pressure-sensitive copying paper using the microcapsules.

REFERENCES:
patent: 4089802 (1978-05-01), Foris et al.
patent: 4328119 (1982-04-01), Iwasaki et al.
patent: 4533599 (1985-08-01), Okumura et al.
patent: 4601863 (1986-07-01), Shioi et al.
patent: 4711749 (1987-12-01), Kosaka et al.
patent: 4753968 (1988-06-01), Shioi et al.
patent: 4935172 (1990-06-01), Ishiguro et al.
Patent Abstracts of Japan, vol. 6, No. 213 (C-135) [1109], Nov. 17, 1982; JP-A-57 135,038 (Kanzaki Scishi K.K.).

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