Patents

Hair Straightening Method Patented by Conopco

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By: TOM BRANNA

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US Patent No. 9,414,999 B2; Conopco, Inc., Englewood Cliffs, NJ, has patented a method of straightening hair which entails applying an aqueous hair treatment composition that contains sorbitol or isomalt, citric acid and water. Following application, hair is heated to greater than 120°C for at least 10 seconds....

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