Active-substance vector multiparticulate system, production...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Biocides; animal or insect repellents or attractants

Reexamination Certificate

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Details

C424S404000, C424S405000, C424S406000, C424S408000, C424S417000, C424S486000, C424S078100, C504S116100, C504S118000, C504S129000, C504S139000, C514S396000, C514S397000, C514S398000, C514S471000, C523S122000, C523S132000, C526S222000, C526S225000, C528S271000, C528S392000

Reexamination Certificate

active

06916481

ABSTRACT:
The invention relates to an active substance vector multiparticulate system and to the production and use thereof. The object of the invention is an active-substance vector multiparticulate system comprising one or several active substances included in a hydrophilic organic matrix comprising at least one hydrosoluble and/or hydrodispersable anionic polymer which is insolubilized by a metallic cation. The invention can be specifically used in the food industry, detergents and agrochemistry.

REFERENCES:
patent: 4866023 (1989-09-01), Ritter et al.
patent: 6503982 (2003-01-01), Ricca et al.

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