US PATENT SUBCLASS 8 / 123
.~.~ Cuprammonium treatment

Current as of: June, 1999
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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

115.51  DF  CHEMICAL MODIFICATION OF TEXTILES OR FIBERS OR PRODUCTS THEREOF {7}
116.1  DF  .~ Cellulose fibers {8}
123.~.~ Cuprammonium treatment

DEFINITION

Classification: 8/123

(under subclass 116.1) Processes for the treatment of cellulose fibers or fabrics by means of a cuprammonium solution which incompletely dissolves the surface of the cellulosic fibers and may be reprecipitated or regenerated thereon; which solution may also contain added cellulose therein.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic,

167.01, for cuprammonium cellulose.