Method for microencapsulating a solid substance

Details Method for microencapsulating a solid substance Method for microencapsulating a solid substance

1999-05-13

2000-09-05

Harrison, Robert H.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Biocides; animal or insect repellents or attractants

424408, 424417, A01N 2528, A01N 2530, B01J 1318

Patent

active

06113936&

ABSTRACT:
A microencapsulation method of a biologically active solid substance that is characterized by polymerizing a monomer that is polymerizable by condensation in a dispersion containing i) a solution containing a nonionic substance and ii) the biologically active solid substance that is insoluble or difficult to dissolve in said solution, wherein the nonionic substance is effective for dispersing the biologically active substance in said solution, is an effective method for producing a microencapsulated composition without aggregation.

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patent: 4557755 (1985-12-01), Takahashi et al.
patent: 5160529 (1992-11-01), Scher et al.
patent: 5576008 (1996-11-01), Yang et al.
patent: 5576009 (1996-11-01), Nastke et al.
patent: 5733561 (1998-03-01), Shimura et al.
patent: 6015571 (2000-01-01), Scher et al.

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