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L’Oréal Earns Patent

Published November 14, 2005
Related Searches: research polymer composition patent
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Patent No. US 6,635,262 B2: L’Oréal S.A. researchers based in France patented a roll-on applicator comprising a container and a rotatable application member on the container. The container has a hair composition made of anionic, amphoteric and nonionic fixing polymers, beneficial agents and hair dyes.

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