Welcome Guest to Coatings World    Login || Register
Last Updated Sunday, October 4 2015

Ciba Patents Fluorescent Whitening Agents

Published November 1, 2010
Patent No. U.S. 7,731,820 B2
Ciba Specialty Chemicals Corporation has received a patent for a composition comprised of at least one water-soluble fluorescent whitening agent, a water-soluble polymer consisting of acrylamide only or acrylamide and other monomers, the monomers are selected from the group consisting of methacrylamide, N-alkyl acrylamides, N-alkyl methacrylamides, N-hydroxy acrylamides, N,N-dialkyl acrylamides, N,N-dialkyl methacrylamides, N,N-di(hydroxyalkyl) acrylamides, morpholino acrylamide, acrylic acid, methacrylic acid, itaconic acid, crotonic acid, 2-acrylamido-2-methylpropane sulphonic acid, allyl sulphonic acid and vinyl sulphonic acid, whereby the acidic monomers are in the form of their free acid or water-soluble salts and the water-soluble polymer has an average (weight average) molecular weight of between 500 and 49,000, optionally; polyethylene glycol with a weight average molecular weight of between 500 and 6000 and water.

blog comments powered by Disqus

Receive free Coatings World emails
Sign up now to receive the weekly newsletter, and more!

Enter your email address:
Company Spotlight
Micro Powders, Inc.
580 White Plains Rd.
Tarrytown, NY, 10591
View Profile
18F, No.85, Sec. 1, Chung-Shiao E. Rd.
Taipei, Taiwan, 100
View Profile
BASF Corporation
100 Campus Drive
Florham Park, NJ, 07932
View Profile
Houchi Chemical Co., Ltd
No.56, Fu Chow Street
Taipei, Taipei, 100
View Profile
AZ Electronic Materials Co., Ltd.
No. 458-6, Sinsing Road Hu Kou Township Hsinchu Country 303, Taiwan
Hsinchu Country, Taiwan, 303
View Profile
Sunin Machine Co., Ltd.
No.96, Chiao Ho Rd ,Chungho Dist
New Taipei City, Taiwan , 235
Taiwan Roc
View Profile
Siltech Corporation
225 Wicksteed Avenue
Toronto, ON, M4H 1G5
View Profile
Shamrock Technologies, Inc.
Foot of Pacific Street
Newark, NJ, 07114
View Profile
Follow Coatings World On