Method for Preparing White Paper

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United States of America Patent

APP PUB NO 20130118698A1
SERIAL NO

13811613

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Object of the invention is the method for preparing white paper which comprises adding to the pulp mass an aqueous formulation comprising

    a) at least one optical brightener of formula (I)

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Patent Owner(s)

Patent OwnerAddress
ARCHROMA IP GMBHNEUHOFSTRASSE 11 REINACH CH-4153

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Atkinson, David Arlesheim BL, CH 32 342
Grether-Schene, Heidrun Efringen-Kirchen, DE 5 8
Jackson, Andrew Clive Muenchenstein BL, CH 27 125
Klein, Cedric Brumath, FR 19 52
Reveaud, Frederic Mulhouse, FR 5 6

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