Main > PAPER & PULP > Aluminum PolyChloride > Starch. Mixt.

Product Italy. A

PATENT ASSIGNEE'S COUNTRY Italy
UPDATE 11.99
PATENT ASSIGNEE Ausimont SPA
PATENT CLAIMS Process for mfg paper & paperboard starting from cellulose pulp stock
- Prepg water soluble natural starch soln by heating starch
aq suspension to T > gelatinization T of starch itself, thus
obtaining starch water
- Dissolving into the starch water at 15-160C for 1-20 min, an
Al polychloride: (Al)a(OH)b(Cl)c(SO4)d; c = 3a-b-2d; b/3a =
0.2-0.8 & d/a = 0.005-0.5
- Feeding mixt into cellulose pulp stock used for paper mfg
PATENT PHOTOCOPY Available on request

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