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Ernesto N Villafranca

from Oakland, CA
Age ~69

Ernesto Villafranca Phones & Addresses

  • 4437 Saint Andrews Rd, Oakland, CA 94605 (510) 632-0130

Publications

Us Patents

Solid Microspheres For Agriculturally Active Compounds And Process For Their Production

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US Patent:
56397100, Jun 17, 1997
Filed:
Jul 6, 1994
Appl. No.:
8/271298
Inventors:
Ray Jia Lo - San Leandro CA
Ernesto Noe Villafranca - Oakland CA
Assignee:
Zeneca Limited - London
International Classification:
A01N 2528
US Classification:
504116
Abstract:
Microspheres containing an agriculturally active material are produced by mixing a liquid phase containing the agriculturally active material and optionally an emulsifying agent and an aqueous phase containing polyvinyl alcohol and adding a material selected from clays, silicas, starch, and starch derivatives, followed by spray drying.
Ernesto N Villafranca from Oakland, CA, age ~69 Get Report