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Method of recovering a photographic addendum from a dispersion thereof
T102402 Method of recovering a photographic addendum from a dispersion thereof
Patent Drawings:

Inventor: Young
Date Issued: November 2, 1982
Application: 06/373,193
Filed: April 29, 1982
Inventors: Young; David J. (Hemel Hempstead, Hertfordshire, GB2)
Assignee:
Primary Examiner:
Assistant Examiner:
Attorney Or Agent:
U.S. Class: 430/377; 430/449; 430/546
Field Of Search:
International Class:
U.S Patent Documents:
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Abstract: A water-insoluble organic photographic addendum is recovered from a dispersion of a mixture thereof and an oil-former in an aqueous medium containing a hydrophilic colloid and a surface active agent by adding a selected oleophilic non-ionic surface active agent.
Claim:
Description:
 
 
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