Liquid hair rinse containing quaternary ammonium salts and a synthetic secondary alcohol
Patent 4165369 Issued on August 21, 1979. Estimated Expiration Date: 
March 30, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 30, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorsAssigneeApplicationNo. 05/891755 filed on 03/30/1978US Classes:424/70.28, Quaternary ammonium salts514/785Carboxylic acid esterExaminersPrimary: Thomas, James O. Jr.Assistant: Clarke, Vera C. Attorney, Agent or FirmInternational ClassesC11D 1/38 (20060101)C11D 1/62 (20060101) Foreign Application Priority Data1975-09-11 JPAbstractA hair rinse composition comprising as indispensable components (A) 0.1 to 10% by weight of at least one quaternary ammonium salt having the formula (I): ##STR1## wherein R1, R2, R3 and R4 each is alkyl, hydroxyalkyl or benzyl, with the proviso that one or two of R1, R2, R3 and R4 is alkyl or hydroxyalkyl having 8 to 20 carbon atoms and the remainder of R1, R2, R3 and R4 are alkyl or hydroxyalkyl having 1 to 3 carbon atoms, or benzyl, and X is an anion,And (B) 0.1 to 10% by weight of a secondary alcohol or ethoxylate thereof in which the average mole number of added ethylene oxide units is zero to 7 and the alkyl group has 8 to 20 carbon atoms. | |
