Microcapsules in the nanometric range and a method for their pro

Details Microcapsules in the nanometric range and a method for their pro Microcapsules in the nanometric range and a method for their pro

1973-12-04

1977-05-03

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

2523011R, 424 1, 424 33, 424 85, 424 89, 424 94, 427 5, 424 36, B01J 1302

Patent

active

040213641

ABSTRACT:
The present invention is concerned with novel synthetic capsules which are colloid soluble in water or suspendible or colloid soluble in hydrophobic media and consist of compatible polymeric material, more especially of acrylamide and N,N'-methylene-bis-acrylamide gel or of acrylic acid and acrylic acid methyl ester gel, which are submicroscopic and mainly micellar in size, and which contain biologically or pharmacodynamically active material, more especially proteins, antigens, pharmacologically or therapeutically active substances or pesticides, fertilizers, dyes, color forming agents, adhesives and catalysts or other technically active substances in an incorporated and/or adsorbed form, together with the method for their production and their application.

REFERENCES:
patent: 2801985 (1957-08-01), Roth
patent: 2969330 (1961-01-01), Brynko
patent: 3427250 (1969-02-01), Haas et al.
patent: 3544500 (1970-12-01), Osmond et al.
patent: 3577516 (1971-05-01), Gould et al.

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