Process for the encapsulating of substances immiscible with wate

Details Process for the encapsulating of substances immiscible with wate Process for the encapsulating of substances immiscible with wate

1974-11-13

1977-01-18

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

8 79, 424 19, 424 33, 424330, 424340, 427151, 427152, 427340, B01J 1302

Patent

active

040038467

ABSTRACT:
A process for the encapsulating of substances immiscible with water by dispersing the substance to be encapsulated in a distribution medium in the presence of a hydrate or bisulphite adduct of a polyacrolein or acrolein copolymer and reacting said hydrate or bisulphite adduct with a water-soluble, polyfunctional, monomeric or polymeric hydrophilic compound and, optionally, additionally with a curing agent or an aminoplast precondensate to form an insoluble capsule.

REFERENCES:
patent: 2886445 (1959-05-01), Rosenthal et al.
patent: 3226234 (1965-12-01), Himmelmann et al.
patent: 3328257 (1967-06-01), Vrancken et al.
patent: 3432327 (1969-03-01), Kan et al.
patent: 3449228 (1969-06-01), Yurcheshen et al.

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