Mercerized pulp and webs formed therefrom and process for...

Details Mercerized pulp and webs formed therefrom and process for... Mercerized pulp and webs formed therefrom and process for...

D - Textiles, Paper

21

C

D21C 9/00 (2006.01) D21H 15/04 (2006.01)

Patent

CA 2584678

This invention relates to mercerized cellulose fibers which form a fibrous web that exhibit an Air Porosity equal to or greater than about 100 cfm/sq ft as determined by the procedure of TAPPI T251 cm-85 on 60 gsm handsheets at a pressure of 125 Pa, and preferably having a kink index equal to or greater than about 2.5 and a curl index equal to or greater than about 0.28 as measured by Fibers Quality Analyzer (FQA) manufactured by Optest, Canada.

Cette invention porte sur des fibres de cellulose mercerisée formant un voile fibreux qui dégagent une porosité en air égale à ou supérieure à environ 100 pi3/pi. ca. tel que définie dans la procédure TAPPI T251 cm-85 sur des formettes de 60 g/m2 à une pression de 125 Pa et possédant de préférence un indice de vrille égal à ou supérieur à environ 2.5 et un indice de boucle égal à ou supérieur à environ 0.28 selon les mesures de l'analyseur de qualité des fibres (FQA) fabriqué par Optest au Canada.

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