Polyisocyanate-hydroxy aliphatic hydrocarbon substituted siloxane coating composition
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1. A METHOD OF RENDERING AN ORGANIC FIBROUS MATERIAL WATER REPELLENT WHICH COMPRISES APPLYING TO THE FIBROUS MATERIAL A SOLUTION IN AN INERT ORGANIC SOLVENT OF A COMPOSITION COMPRISING (1) A COPOLYMER CONSISTING ESSENTIALLY OF FROM 1 TO 50 MOL PERCENT SILOXANE UNITS OF THE FORMULA
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1. A METHOD OF RENDERING AN ORGANIC FIBROUS MATERIAL WATER REPELLENT WHICH COMPRISES APPLYING TO THE FIBROUS MATERIAL A SOLUTION IN AN INERT ORGANIC SOLVENT OF A COMPOSITION COMPRISING (1) A COPOLYMER CONSISTING ESSENTIALLY OF FROM 1 TO 50 MOL PERCENT SILOXANE UNITS OF THE FORMULA
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