Antidandruff hair conditioning composition

  • US 6,979,439 B1
  • Filed: 03/22/2000
  • Issued: 12/27/2005
  • Est. Priority Date: 11/11/1999
  • Status: Expired due to Term
First Claim
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1. A hair conditioning composition comprising by weight:

  • (a) from about 0.1% to about 15% of a high melting point fatty compound;

    (b) from about 0.1% to about 10% of an amidoamine having the following general formula;


    wherein R1 is a residue of C11 to C24 fatty acids, R2 is a C1 to C4 allyl, and m is an integer from 1 to 4;

    (c) an acid selected from the group consisting of l-glutamic acid, lactic acid, hydrochloric acid, malic acid, succinic acid, acetic acid, fumaric acid, l-glutamic acid hydrochloride, tartaric acid, and mixtures thereof, at a level such that the mole ratio of amidoamine to acid is from about 1;

    0.3 to about 1;


    (d) a safe and effective amount of an antidandruff agent;

    (e) a preservative system comprising by weight of the entire composition, from about 0.1% to about 1.0% of benzyl alcohol, from about 0.1% to about 1.0% of phenoxy ethanol, from about 0.05% to about 1.0% of methyl paraben, and from about 0.01% to about 1.0% of propyl paraben; and

    (f) an aqueous carrier;

    wherein the hair conditioning composition is substantially free of the group selected from a chelating agent, methylchloroisothiazolinone, and methylisothiazolinone.

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