Colgate Palmolive Company

Eric P Guenin

Jairajh Mattai

Suman Kumar Chopra

Lin Fei

Patricia Ann Hall-Puzio

Wilson Lee

Xiaozhong Tang

Anne Elisabeth Gale

John J Afflitto

Paul Joseph Vincenti

Elizabeth Linn

Claudio Ortiz

Kathy J Potechin

John Patrick Hogan

John Jonas

Cuthbert Donald Taylor

Rosemary Munsayac

Rosemary Miano

John C Brahms

Peter Hilliard, Jr

Peter R Hilliard

Neeta Atul Patel

Mardoqueo Bustos

Gail Sharon Klewsaat

Pierre Gabriel Boudot

Philippe Michel Durand

Pascal Michel Pierre Sillon

John Joseph Carey, 3rd

A low residue antiperspirant and/or deodorant composition in the form of an anhydrous, surfactant-free and antiseptic alcohol-free suspension exhibiting a syneresis of less than 8% which is made by combining selected amounts of: (a) a cyclomethicone (and) dimethicone crosspolymer made with an &#x2261;Si&#x2014;H containing polysiloxane and an alpha, omega-diene of formula CH&#x2550;CH(CH)CH&#x2550;CHwhich crosspolymer has a viscosity in the range of 50,000&#x2013;3,000,000 centipoise, preferably with a nonvolatiles content of 10&#x2013;14% in cyclomethicone; (b) polyethylene beads having a density in the range of 0.91&#x2013;0.98 grams/cmand a particle size in the range of 5&#x2013;40 microns; (c) a volatile silicone; (d) an emollient (or a mixture of two or more emollients) which may include a non-volatile silicone and an additional amount of a volatile silicone; and (e) an effective amount of an antiperspirant active material in an amount sufficient to have an antiperspirant and/or a deodorant effect.

Effective soft solid personal care product

A soft solid antiperspirant and/or deodorant composition comprising a volatile silicone and a behenamidoalkyl dialkylamine fatty acid as a gelling agent for the volatile silicone.

Soft solid compositions with reduced syneresis

A low residue antiperspirant and/or deodorant composition in the form of an anhydrous, surfactant-free and antiseptic alcohol-free suspension exhibiting a syneresis of less than 8% is disclosed which comprises: (a) a dimethicone/vinyldimethicone crosspolymer composition made by reacting a polymethylhydrogensiloxane with an alpha, omega-divinylpolydimethyl siloxane for which the dimethicone/vinyldimethicone crosspolymer composition is used at a concentration of 0.5&#x2013;10% in cyclomethicone; (b) polyethylene beads having a density in the range of 0.91&#x2013;0.98 grams/cmand a particle size in the range of 5&#x2013;40 microns, wherein the polyethylene beads are used in an amount of at least 2% by weight based on the total weight of the composition; (c) a volatile silicone; (d) an emollient or mixture of two or more emollients; and (e) an effective amount of an antiperspirant active material.

Stable and efficacious soft solid product

An antiperspirant and/or deodorant stick composition is disclosed comprising (a) 10-60 weight % of a volatile silicone such as cyclomethicone; (b) 2-30 weight % of a low melting point wax gelling agent (particularly stearyl alcohol); (c) 1-10 weight % of a high melting point wax (such as hydrogenated castor oil); (d) 0-15 weight % of an emollient which is different from (b) and (c); (e) 0.1-10 weight % of a superabsorbent powder with little or no tack upon wetting such as starch graft homopolymers and copolymers of poly(2-propenamide-co-2-propenioic acid) sodium salt; (f) 0-30 weight % of an antiperspirant active; (g) 0-1 weight % of a dimethicone copolyol; (h) 0.01-0.5 weight % of a selected cooling agent; and (i) 0-5 weight % (particularly 0.1-5 weight %) of a fragrance; wherein the ratio of cooling agent to superabsorbent polymer is in the range of 1:50-1:2.

Cool and dry antiperspirant stick

A stable, high efficacy, low residue surfactant-free, soft solid cosmetic composition (especially an antiperspirant and/or deodorant) comprising: (a) 40-75 weight % of a volatile silicone; (b) 0.5-20 weight % of a non-emulsifying silicone elastomer; (c) 0.1-10 weight % of a of a superabsorbent powder with little or no tack upon wetting; (d) 0.01-0.5 weight % of a cooling agent selected from the group consisting of L-menthol; menthyl lactate; menthone glycerine; menthone glycerin acetal; (&minus;)-isopulegol, N-ethyl-5-methyl-2-(1-methylethyl)-cyclohexanecarboxamide; N-ethyl-p-menthane-3-carboxzamide; 4-methyl-3-(1-pyrrolidinyl)-2&lsqb;5H&rsqb;-furanone; N,2,3-trimethyl-2-isopropylbutanamide; menthoxypropanediol; methanediol; and vanillyl butyl ether; (e) 0-20 weight % of an emollient or a mixture of two or more emollients; (f) 0-30 weight % of an antiperspirant active based on an anhydrous, buffer-free antiperspirant active; (g) 0-8 weight % of polyethylene beads having a particle size in the range of 5-40 microns and a density in the range of 0.91-0.98 g/cm ; (h) 0-5 weight % fragrance; (j) 0-5 weight % of an antimicrobial agent; wherein the ratio of cooling agent to superabsorbent polymer is in the range of 1:50-1:2.

Cool and dry soft solid antiperspirant

This invention comprises low residue cosmetic compositions (especially underarm products) which are made by combining an active ingredient; a silicone gel material itself comprising an elastomer composition; and at least one selected surfactant having an HLB value in the range of 8-16. The compositions of this invention exhibit reduced or eliminated film formation when applied to the skin and increased availABILity of the active ingredient.

Low Residue cosmetic composition

A high efficacy antiperspirant/deodorant stearyl alcohol free stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C.; and (iv) has a polymer backbone of CH CH &mdash;(CH &mdash;CH ) &mdash;H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; and (f) 1-40% of an elastomer in cyclomethicone composition; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.

High efficacy antiperspirant stick

A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C.; and (iv) has a polymer backbone of CH CH &mdash;(CH &mdash;CH ) &mdash;H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; and (f) 1-30% of an elastomer in cyclomethicone composition comprising a cyclomethicone (and) dimethicone crosspolymer made with an &boxH;Si&mdash;H containing polysiloxane and an alpha, omega-diene of formula CH &boxH;CH(CH ) CH&boxH;CH , where x&equals;1-20; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.

High efficacy antiperspirant stick with concentrated elastomer

A high efficacy antiperspirant/deodorant stick product may be made by combining (a) 30-70% volatile cyclomethicone; (b) 10-25% of an antiperspirant active; (c) 1-15% of an emollient; (d) 1-14% of polyethylene comprising one or more members selected from the group consisting of homopolymers and copolymers of polyethylene wherein the polyethylene (i) is at least 90% linear; (ii) has a molecular weight in the range of 300-3000 (especially 300-1000 and more especially 300-500); (iii) has a melting point in the range of 50-129 degrees C; and (iv) has a polymer backbone of CH CH &mdash;(CH &mdash;CH ) &mdash;H, where n is an average number and is selected to be in the range of 10-106; (e) 0.3-7% of a wax as a co-gellant with the polyethylene wherein the wax has a melting point in the range of 40-97 degrees C.; provided that the ratio of wax:polyethylene is in the range of 1:1-1:10.

Elastomer free, high efficacy antiperspirant stick

The invention is a clear, elastomer-free, gel composition comprising: (a) 0.1-25 weight % of an antiperspirant active having a low metal to chloride ratio in the range of 0.9-1.3: 1; (b) 9-23.95 weight % of one or more volatile silicones having a flash point of 100 degrees C or less; (c) 0.05-0.5 weight % of a silicone surfactant having an HLB value&lE;8; (d) 30-70 weight % water; (e) 0-50 weight % selected water soluble organic solvents; and (f) 0-10 weight % of an emollient; wherein the composition is a liquid gel having a viscosity in the range of 5-50,000 centipoise and a ratio of oil phase to water phase in the range of 10:90 to 24:76.

High efficacy liquid gel product

A suspension cosmetic product for reducing wetness under the arm which product is a stick or a soft solid comprising: (a) 0.01-20 weight % of a water lock superabsorbent polymer selected from the group consisting of starch graft homopolymers and copolymers of poly(2-propenamide-co-2-propenioic acid) sodium salt; (b) 10-88 weight % of a volatile silicone; (c) a selected gelling agent; (d) 0-5 weight % of a surfactant with a hydrophilic/lipophilic balance in the range of 3-13; (e) 0-10 weight % of an antiperspirant active or an effective amount of a deodorizing agent which is not an antiperspirant active; (f) 0-20 weight % of a nonvolatile silicone; and (g) 0-20 weight % of an emollient; wherein the product is not made with any separately added water.

Underarm products with water lock component

A gelled stick or soft gel composition for reducing underarm wetness comprising: (a) 0.01-20 weight % selected from the group consisting of starch graft homopolymers and copolymers of poly(2-propenamide-co-2-propenioic acid) sodium salt; (b) 10-88 weight % of a volatile silicone; (c) a gelling agent selected from (i) a group consisting of 5-20 weight % siliconized polyamide if a gelled stick is formed; and (ii) 0-5 weight % of a siliconized polyamide and 0-5% of a silicone elastomer if a soft gel is formed; (d) 0.05-85 weight % of water or a water soluble organic solvent; (e) for products which are not sticks, 0.05-5 weight % of a surfactant with a HLB value in the range of 3-13; (f) 0-10 weight % of an antiperspirant active or an effective amount of a deodorizing agent which is not an antiperspirant active; (g) 0-20 weight % of a nonvolatile silicone; and (h) 0-20 weight % of an emollient.

Underarm gel products with water lock component

A clear antiperspirant and/or deodorant composition is disclosed in the form of an emulsion having a refractive index less than 1.42 and comprising: (a) 25-70% of an external phase comprising: (i) 0.1-10%, on an actives basis, of at least one elastomer which is a dimethicone/vinyldimethicone crosspolymer composition made by reacting a polymethylhydrogensiloxane with an alpha, omega-divinylpolydimethyl siloxane for which the dimethicone/vinyl-dimethicone crosspolymer composition is used at a concentration of 4-10% in cyclomethicone, has a refractive index in the range of 1.392-1.402 at 25 degrees C and a viscosity in the range of 0.013-1&times;10 Pascal seconds; (ii) 0.1-5% of a silicone copolyol having an HLB value &lE;8; (iii) 0.1-68% of a volatile silicone selected in an amount to complete the external phase; (iv) 0-10% of a cosurfactant or emulsifier having an HLB value in the range of 1-15; (v) 0-5% of a non-volatile silicone; and (b) 30-75% of an internal phase which is made with: (i) 7-25% (on an anhydrous actives basis (excluding the waters of hydration) of an antiperspirant active; (ii) 0-10% ethanol; (iii) additional water as required to adjust the refractive index; (iv) 0-5% of an antimicrobial agent; and (v) 0-5% of an ionizable salt; wherein the conductance of a water droplet applied to the surface of a thin film of the antiperspirant and/or deodorant composition is at least 250 micro Siemens/cm/ml as measured by a fixed geometry test at a loading of at least 7% by weight level of antiperspirant active.

High oil clear emulsion with elastomer

A clear antiperspirant and/or deodorant composition is disclosed in the form of an emulsion having a refractive index less than 1.42 and comprising: (a) 25-70% of an external phase comprising: (i) 0.1-10%, on an actives basis, of at least one elastomer which is a cyclomethicone (and) dimethicone crosspolymer made with an &equiv;Si&mdash;H containing polysiloxane and an alpha, omega-diene of formula CH &boxH;CH(CH ) CH&boxH;CH , where x&equals;1-20, to form a gel by crosslinking and addition of &equiv;Si&mdash;H across double bonds in the alpha, omega diene, which crosspolymer has a viscosity in the range of 50,000-3,000,000 centipoise; (ii) 0.1-5% of a silicone copolyol having an HLB value &lE;8; (iii) 0.1-68% of a volatile silicone selected in an amount to complete the external phase; (iv) 0-10% of a cosurfactant or emulsifier having an HLB value in the range of 1-15; (v) 0-5% of a non-volatile silicone; and (b) 30-75% of an internal phase which is made with: (i) 7-25% (on an anhydrous actives basis (excluding the waters of hydration) of an antiperspirant active; (ii) 0-10% ethanol; (iii) additional water as required to adjust the refractive index; (iv) 0-5% of an antimicrobial agent; and (v) 0-5% of an ionizable salt; wherein the conductance of a water droplet applied to the surface of a thin film of the antiperspirant and/or deodorant composition is at least 250 micro Siemens/cm/ml as measured by a fixed geometry test at a loading of at least 7% by weight level of antiperspirant active.

High oil clear emulsion with diene elastomer

This invention comprises a clear to translucent anhydrous stick or gel antiperspirant and/or deodorant product having low tack and comprising: (a) a solvent phase comprising: (i) 0.2-4.0 weight % dibenzylidene sorbitol; (ii) 0.05-1.0 weight % of a co-gellant or structural integrity enhancer; (iii) 25-75 weight % of a solvent selected from the group consisting of polyhydric alcohols; (iv) an effective amount of an antiperspirant or deodorant; and (v) 0.1-5 weight % dimethicone copolyol; and (b) an oil phase comprising: (i) 0.25-5 weight % of a silicone elastomer (on a solids basis) in a first dimethicone wherein the dimethicone has a viscosity in the range of 6-100 centistokes and a flashpoint in the range of about greater than 115 degrees C. to 300 degrees C.; and (ii) 1-25 weight % of a second dimethicone (including the dimethicone from part (b)(i)), wherein the second dimethicone may be selected from the same group or a different group than the first dimethicone; and (iii) 0-10 weight % emollients; wherein the oil phase is 5-50% of the composition and the solvent phase is 50-95% of the composition.

Growing community of inventors

Hopewell Township, NJ, United States of America

Eric P Guenin