Buffs and buff fabrics

Claim 1

A CLOTH BUFF COMPRISING A PLURALITY OF LAYERS OF FABRIC FORMED OF CELLULOSIC FIBERS AND HAVING A PERIPHERAL SURFACE OF GENERALLY CIRCULAR CONFIGURATION, THE FIBERS OF SAID FABRICS HAVING A SURFACE COATING ONLY OF A BUTYLATED, WATER-INSOLUBLE CONDENSATION PRODUCT OF FORMALDEHYDE AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF UREA, MELAMINE AND MIXTURES THEREOF, THE DEGREE OF BUTYLATION OF SAID CONDENSATION PRODUCT BEING SUCH THAT AT LEAST 5% OF THE WEIGHT OF THE CONDENSATION PRODUCT IS ATTRIBUTABLE TO BUTYL GROUPS; SAID CONDENSATION PRODUCT HAVING A SUFFICIENTLY LOW DEGREE OF POLYMERIZATION AS TO BE LOWER ALKYL ALCOHOL-SOLUBLE, SO THAT UPON GENERATION OF FRICTIONAL HEAT AT THE PERIPHERAL SURFACE OF SAID CLOTH BUFF THE CONDENSATION PRODUCT COATING THE FIBERS AT THIS SURFACE WILL BE POLYMERIZED TO A HIGHER DEGREE TO PROVIDE AN ABRASIVE RESISTANT CONDENSATION PRODUCT AT THE PERIPHERAL SURFACE ONLY.