US PATENT SUBCLASS 8 / 912
.~ Arylene sulfonate-formaldehyde condensate or alkyl aryl sulfonate

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

908  DF  ANIONIC EMULSIFIERS FOR DYEING {3}
912.~ Arylene sulfonate-formaldehyde condensate or alkyl aryl sulfonate

DEFINITION

Classification: 8/912

Arylene sulfonated-formaldehyde condensate or alkyl aryl sulfonate:

(under subclass 908) Emulsifiers involving arylene sulfonate-formaldehyde condensate or alkyl aryl sulfonate.