Abstract: Cellulosic materials such as cotton fabrics and paper are crosslinked with a composition comprising (A) polymers of ethylenically unsaturated polycarboxylic acid monomers or salts thereof, the monomers having one or more dicarboxylic groups wherein the carboxyl groups are on adjacent carbon atoms; (B) saturated .alpha.-hydroxypolycarboxylic acids or salts thereof; and (C) one or more curing catalysts, and heated to produce esterification and crosslinking of the celluose by reaction of the cellulosic hydroxyl groups with carboxyl groups in the reaction product of (A) and (B).
Type:
Grant
Filed:
January 14, 1997
Date of Patent:
December 26, 2000
Assignee:
University of Georgia Research Foundation, Inc.
Abstract: Synthetic methods for lactone-containing compounds such as the discodermolides are provided, as are compounds which mimic the chemical and/or biological activity thereof, and methods and intermediates useful in their preparation.
Type:
Grant
Filed:
February 11, 1998
Date of Patent:
February 29, 2000
Assignee:
The Trustees of the University of Pennsylvania
Inventors:
Amos B. Smith, III, Yuping Qiu, Michael Kaufman, Hirokaza Arimoto, David R. Jones, Kaoru Kobayashi