Process of making paper

Details Process of making paper Process of making paper

D - Textiles, Paper

21

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D21H 23/76 (2006.01) D21H 17/26 (2006.01) D21H 17/28 (2006.01) D21H 17/31 (2006.01) D21H 17/36 (2006.01) D21H 17/37 (2006.01) D21H 17/45 (2006.01) D21H 17/55 (2006.01) D21H 17/68 (2006.01)

Patent

CA 2300122

Paper is made by mixing anionic starch, carboxyl methyl cellulose or other polymeric binder into a cellulosic thin stock together with a cationic inorganic or polymeric coagulant and then flocculating the suspension by means of an anionic swelling clay or other anionic retention aid.

On fabrique du papier en mélangeant de l'amidon anionique, du méthylcellulose de carboxyle ou un autre liant polymère avec un coagulant cationique inorganique ou polymère pour obtenir une fine pâte cellulosique, puis on flocule la suspension à l'aide d'une argile gonflante anionique ou d'un autre séquestrant anionique.

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