Hydrophobising system for paper or similar fibre product

Details Hydrophobising system for paper or similar fibre product Hydrophobising system for paper or similar fibre product

D - Textiles, Paper

21

H

D21H 21/16 (2006.01) D21H 17/16 (2006.01) D21H 17/17 (2006.01) D21H 17/29 (2006.01)

Patent

CA 2318540

The invention relates to a hydrophobising system for paper or a similar fibre product, comprising: (1) a ketene dimer; and (2) an alkenyl and/or alkyl succinic acid and/or a salt thereof. The invention additionally relates to a method for hydrophobising paper or a similar fobre product cmoprising adding a hydrophobising system defined above to fibres.

L'invention concerne un système permettant de rendre hydrophobe du papier ou un produit fibreux similaire. Ce système comporte (1) un dimère de cétène, et (2) un acide alcényl et/ou alkyl succinique et/ou un de leurs sels. L'invention concerne, en outre, un procédé permettant de rendre hydrophobe du papier ou un produit fibreux similaire consistant à ajouter à des fibres ledit système permettant de rendre hydrophobe.

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