×

Controlled release coatings derived from aqueous dispersions of zein

  • US 5,356,467 A
  • Filed: 08/06/1993
  • Issued: 10/18/1994
  • Est. Priority Date: 08/13/1992
  • Status: Expired due to Fees
First Claim
Patent Images

1. A stabilized aqueous dispersion of zein, comprisingan aqueous dispersion comprising from about 0.1 to about 10 percent zein w/v having a particle size from about 0.01 μ

  • m to about 10 μ

    m, andan amount effective to preserve said dispersion of a pharmaceutically acceptable preservative.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×