US5628989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antiperspirant and deodorant
Assignee: DuPont Toray Specialty Materials KK
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Filing: 1995-06-12
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Granted: 1997-05-13
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Expires: 2015-06-12
Abstract
Abstract Antiperspirant/deodorants contain 5-90 wt % of spheroid silicone rubber powders with average particle sizes of 0.1-200 mu m and JIS A hardness of the silicone rubber forming said powder is 35-80. They spread well, are smooth, and have a dry feel when used.
Inventors
- 👤 Asao Harashima
- 👤 Yoshitsugu Morita
- 👤 Ryuji Tachibana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:12
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/02; A61K8/18; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61K2800/00; A61K2800/40; A61K2800/41; A61K2800/412; Y; Y10; Y10S; Y10S424/00; Y10S424/05
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
111 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a silicone rubber powder which is free of silicone oil, the silicone rubber powder having an average particle size of 0.1-200 microns and a JIS A hardness of 35-80; the remainder of the composition comprising an oil, a cyclic diorganosiloxane, an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide, and an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
Claim 2
Dependent Claim
111 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a silicone rubber powder which is free of silicone oil, the silicone rubber powder having an average particle size of 0.1-200 microns and a JIS A hardness of 35-80; the remainder of the composition comprising an oil, a cyclic diorganosiloxane, an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide, and an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
Claim 3
Dependent Claim
40 words
A composition for application to the underarm according to claim 1 in which the silicone rubber powder is spherical and has a maximum particle size of less than 250 microns but an average particle size of less than 5 microns.
Claim 4
Dependent Claim
121 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a silicone rubber powder which is free of silicone oil, the silicone rubber powder having an average particle size of 0.1-200 microns and a JIS A hardness of 35-80; 0.5-90% by weight of an oil; 0.5-90% by weight of a cyclic diorganosiloxane; 1-50% by weight of an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide; and 0.01-10% by weight of an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
Claim 5
Dependent Claim
121 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a silicone rubber powder which is free of silicone oil, the silicone rubber powder having an average particle size of 0.1-200 microns and a JIS A hardness of 35-80; 0.5-90% by weight of an oil; 0.5-90% by weight of a cyclic diorganosiloxane; 1-50% by weight of an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide; and 0.01-10% by weight of an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
Claim 6
Dependent Claim
40 words
A composition for application to the underarm according to claim 3 in which the silicone rubber powder is spherical and has a maximum particle size of less than 250 microns but an average particle size of less than 5 microns.
Claim 7
Dependent Claim
134 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a spherical silicone rubber powder which is free of silicone oil, the silicone rubber powder having a maximum particle size of less than 50 microns but an average particle size of less than 5 microns, and a JIS A hardness of 35-80; 0.5-90% by weight of an oil; 0.5-90% by weight of a cyclic diorganosiloxane; 1-50% by weight of an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide; and 0.01-10% by weight of an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
Claim 8
Dependent Claim
134 words
A composition for application to the underarm comprising 5-90% by weight based on the weight of the composition of a spherical silicone rubber powder which is free of silicone oil, the silicone rubber powder having a maximum particle size of less than 50 microns but an average particle size of less than 5 microns, and a JIS A hardness of 35-80; 0.5-90% by weight of an oil; 0.5-90% by weight of a cyclic diorganosiloxane; 1-50% by weight of an astringent selected from the group consisting of aluminum chlorohydroxide, aluminum hydroxybromide, aluminum chloride, aluminum/zirconium/glycine complexes, mixtures of aluminum chloride with aluminum hydroxychloride, and mixtures of aluminum chloride with aluminum chlorohydroxide; and 0.01-10% by weight of an antimicrobial agent selected from the group consisting of quaternary ammonium salts, alkyldiaminoethyl glycine chloride solutions, isopropylmethylphenol, and trichlorohydroxydiphenyl ether.
References Cited (Backward Citations)
US4980167A
Cited
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 2000-05-12 | 2000-11-11 | 2001-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-05-12 | 2004-11-11 | 2005-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-05-12 | 2008-11-11 | 2009-05-13 | $7700.00 | Window Closed / Lapsed |