Chemical pulp having improved strength, drainability and...

Details Chemical pulp having improved strength, drainability and... Chemical pulp having improved strength, drainability and...

D - Textiles, Paper

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D21C 9/00 (2006.01) D21B 1/16 (2006.01) D21C 1/00 (2006.01) D21C 3/00 (2006.01) D21C 3/04 (2006.01)

Patent

CA 1193808

A CHEMICAL, PULP HAVING IMPROVED STRENGTH, DRAINABILITY AND BEATABILITY, AND A PROCESS OF MAKING SAID PULP Abstract of the Disclosure: A chemical pulp which may be bleached or unbleached and has improved strength, drainability and beatability is described. In order to obtain the desired characteris- tics, one or more low-molecular water-soluble salts have been added to the pulp. Also a process of making the chemical pulp is described, in which process the pulp which is undried after cooking, is treated with an aqueous solution of one or more low-molecular salts. A suitable salt content is 0.1-10% by weight, based upon the weight of the dried pulp.

415980

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