Control of slime in paper-making using ultra-violet irradiated silver fluoride
First Claim
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1. PAPER PULP STOCK CONTAINING AS A SLIME CONTROL AGENT 0.5 TO 100 P.P.M., BASED ON THE WEIGHT OF SAID STOCK, OF ULTRA-VIOLET-IRRADIATED SILVER FLUORIDE IN ADMIXTURE WITH A SMALL AMOUNT OF COLLOIDAL SILVER PRODUCED BY SAID ULTRAVIOLET IRRADIATION, SAID ULTRA-VIOLET IRRADIATED SILVER FLUORIDE BEING PRODUCED BY THE IRRADIATION OF AN AQUEOUS SOLUTION OF SILVER FLUORIDE WITH IRRADIATION RAYS WHICH ARE AT LEAST ABOUT 95% IN THE ULTRA-VIOLET SPECTRUM FOR AT LEAST ABOUT SIX MINUTES PER GALLON OFTHE ULTRA-VIOLET IRRADIATED, AQUEOUS SILVER FLUORIDE SOLUTION TO OBTAIN SAID ADMIXTURE.
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1 Claim
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1. PAPER PULP STOCK CONTAINING AS A SLIME CONTROL AGENT 0.5 TO 100 P.P.M., BASED ON THE WEIGHT OF SAID STOCK, OF ULTRA-VIOLET-IRRADIATED SILVER FLUORIDE IN ADMIXTURE WITH A SMALL AMOUNT OF COLLOIDAL SILVER PRODUCED BY SAID ULTRAVIOLET IRRADIATION, SAID ULTRA-VIOLET IRRADIATED SILVER FLUORIDE BEING PRODUCED BY THE IRRADIATION OF AN AQUEOUS SOLUTION OF SILVER FLUORIDE WITH IRRADIATION RAYS WHICH ARE AT LEAST ABOUT 95% IN THE ULTRA-VIOLET SPECTRUM FOR AT LEAST ABOUT SIX MINUTES PER GALLON OFTHE ULTRA-VIOLET IRRADIATED, AQUEOUS SILVER FLUORIDE SOLUTION TO OBTAIN SAID ADMIXTURE.
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Current AssigneeHal J. Ellison
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Original AssigneeHal J. Ellison
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InventorsEllison, Hal J.
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Application NumberUS04/097,429Time in Patent Office1,763 DaysField of SearchUS Class Current162/161CPC Class CodesA61L 2/238 Metals or alloys, e.g. olig...B65D 81/28 Applications of food preser...
