Hair conditioning compositions containing volatile cyclic silicone and quaternary nitrogen-containing agent

Claim 2

A hair conditioning composition comprising an emulsion of water, about 1 to about 4 percent by weight of a polydimethyl cyclosiloxane having an average of about 3 to about 6 --[O--Si(CH 3 ) 2 ]-units and having an atmospheric boiling point of from about 150° C. to about 250° C., from about 0.5 to about 5 weight percent of a quaternary nitrogen-containing conditioning agent having two long aliphatic chains each of which contains about 12 to about 18 carbons and two short chain alkyl groups having one or two carbon atoms each bonded to the quaternary nitrogen, from about 0.5 to about 10 weight percent of a long chain fatty alcohol having about 11 to about 18 carbons in said long chain, and about from 0.1 to about 2 weight percent of a tertiary amidoamine having a structure conforming to the formula R 1 --C(═O)--NH--R 2 --N(R 3 ) 2 wherein R 1 is a fatty chain having about 11 to about 17 carbon atoms, R 2 is an alkylene group having 2 or 3 carbon atoms and each R 3 is ethyl or methyl, said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent being present in said composition in a molar ratio between about 0.5:1 to 2 to 1 and said quaternary conditioning agent being the sole quaternary compound in the composition.

Claim 3

The hair conditioning composition according to claim 1 wherein said long chain fatty alcohol is present at about 2 to about 5 weight percent of said composition.

Claim 4

The hair conditioning composition according to claim 1 wherein said tertiary amidoamine is present at about 0.25 to about 1 weight percent of said composition.

Claim 5

A hair conditioning composition comprising an emulsion including at least about 80 weight percent water, from about 1.5 to about 3 weight percent polydimethyl cyclosiloxane having an average of about 3 to about 6--[O--Si(CH 3 ) 2 ]-units and having an atmospheric boiling point of about 170° C. to about 220° C., from about 2 to about 3 weight percent of a conditioning agent containing one quaternized nitrogen atom having two long aliphatic chains each having about 12 to about 18 carbon atoms and two short chain alkyl groups having one or two carbon atoms each bonded to the quaternary nitrogen, from about 2 to about 5 weight percent of a long chain fatty alcohol having about 11 to about 18 carbon atoms in said long chain, and from about 0.25 to about 1 weight percent of a tertiary amidoamine having a structure conforming to the formula R 1 --C(═O)--NH--R 2 --N(R.sup. 3) 2 wherein R 1 is a fatty chain having about 11 to about 17 carbon atoms, R 2 is an alkylene group having 2 or 3 carbon atoms and each R 3 is ethyl or methyl, said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent being present in said composition in a molar ratio between about 0.5:1 to 2 to 1 and said quaternary conditioning agent being the sole quaternary compound in the composition, and wherein said polymethyldimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent form a complex within said water.

Claim 6

A hair conditioning composition comprising an emulsion including at least about 80 weight percent water, from about 1.5 to about 3 weight percent polydimethyl cyclosiloxane having an average of about 3 to about 6--[O--Si(CH 3 ) 2 ]-units and having an atmospheric boiling point of about 170° C. to about 220° C., from about 2 to about 3 weight percent of a conditioning agent containing one quaternized nitrogen atom having two long aliphatic chains each having about 12 to about 18 carbon atoms and two short chain alkyl groups having one or two carbon atoms each bonded to the quaternary nitrogen, from about 2 to about 5 weight percent of a long chain fatty alcohol having about 11 to about 18 carbon atoms in said long chain, and from about 0.25 to about 1 weight percent of a tertiary amidoamine having a structure conforming to the formula R 1 --C(═O)--NH--R 2 --N(R.sup. 3) 2 wherein R 1 is a fatty chain having about 11 to about 17 carbon atoms, R 2 is an alkylene group having 2 or 3 carbon atoms and each R 3 is ethyl or methyl, said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent being present in said composition in a molar ratio between about 0.5:1 to 2 to 1 and said quaternary conditioning agent being the sole quaternary compound in the composition, and wherein said polymethyldimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent form a complex within said water.

Claim 7

The hair conditioning composition according to claim 4 wherein said tertiary amidoamine is dimethylaminopropyl stearamide or diethylaminoethyl stearamide.

Claim 8

The hair conditioning composition according to claim 4 wherein said long chain fatty alcohol is selected from the group consisting of cetyl alcohol, stearyl alcohol and mixtures thereof.

Claim 9

A hair conditioning composition comprising water, a polydimethyl cyclosiloxane having an average of about 3 to about 6--[O--Si(CH 3 ) 2 ]-units and having an atmospheric boiling point of about 150° C. to about 250° C. present at about 1 to about 4 percent by weight of said composition, and a quaternary nitrogen-containing conditioning agent having two long chains each of which contains about 12 to about 18 carbon, atoms and two short chain alkyl groups having one or two carbon atoms each bonded to said quaternary nitrogen, said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent being present in said composition in a molar ratio between about 0.5:1 to 2 to 1 and said quaternary conditioning agent being the sole quaternary compound in the composition.

Claim 10

A hair conditioning composition comprising water, a polydimethyl cyclosiloxane having an average of about 3 to about 6--[O--Si(CH 3 ) 2 ]-units and having an atmospheric boiling point of about 150° C. to about 250° C. present at about 1 to about 4 percent by weight of said composition, and a quaternary nitrogen-containing conditioning agent having two long chains each of which contains about 12 to about 18 carbon, atoms and two short chain alkyl groups having one or two carbon atoms each bonded to said quaternary nitrogen, said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent being present in said composition in a molar ratio between about 0.5:1 to 2 to 1 and said quaternary conditioning agent being the sole quaternary compound in the composition.

Claim 11

The hair conditioning composition according to claim 7 wherein said quaternary nitrogen-containing conditioning agent is selected from the group consisting of distearyldimethylammonium chloride, dilauryldimethylammonium chloride, dimethyldi-(hydrogenated tallow)ammonium chloride and dialkyldimethylammonium chloride wherein each of said alkyl groups is a saturated group consisting primarily of 16 carbon atoms.

Claim 12

The conditioning composition according to claim 7 wherein said polydimethyl cyclosiloxane is present at about 1.5 to about 3 percent by weight of said composition, and boils at from about 170° C. to about 220° C.

Claim 13

The conditioning composition according to claim 7 in the form of an emulsion having water as the external phase.

Claim 14

The conditioning composition according to claim 10 additionally containing about 0.5 to about 10 weight percent of a long chain fatty alcohol having about 11 to about 18 carbon atoms in said long chain.

Claim 15

The conditioning composition according to claim 11 additionally containing from about 0.25 to about 1 weight percent of a tertiary amidoamine having a structure conforming to the formula R 1 --C(═O)--NH--R 2 --N(R 3 ) 2 wherein R 1 is a fatty chain having about 11 to about 17 carbon atoms, R 2 is an alkylene group having 2 or 3 carbon atoms and each R 3 is ethyl or methyl.

Claim 16

The conditioning composition according to claim 7 wherein said polydimethyl cyclosiloxane and said quaternary nitrogen-containing conditioning agent form a complex within said water.

Claim 17

The hair conditioning composition according to claim 13 wherein said water comprises at least about 80 weight percent of said composition.

Claim 18

The hair conditioning composition according to claim 13 wherein said polydimethyl polysiloxane boils at a temperature of from about 170° C. to about 220° C. at atmospheric pressure.

Claim 19

The hair conditioning composition according to claim 13 wherein said polydimethyl cyclosiloxane is present at about 1.5 to about 3 percent by weight of said composition.

Claim 20

The hair conditioning composition according to claim 13 wherein said quaternary nitrogen-containing conditioning agent is selected from the group consisting of distearyldimethylammonium chloride, dilauryldimethylammonium chloride, dimethyldi-(hydrogenated tallow)ammonium chloride and dialkyldimethylammonium chloride wherein each of said alkyl groups is a saturated group consisting primarily of 16 carbon atoms.

Claim 21

The hair conditioning composition according to claim 13 wherein said quaternary nitrogen-containing conditioning agent is present at about 2 to about 3 percent by weight of the composition.

Claim 22

A method of conditioning damaged hair which comprises contacting said hair with the composition of claim 1.

Claim 23

A method of conditioning damaged hair which comprises contacting said hair with the composition of claim 1.