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Yan-Fei Shen Patents
Inventor:
Shen; Yan-Fei
Address:
Canton, MA
No. of patents:
19
Patents:




Patent Number Title Of Patent Date Issued
7157077 Enhanced efficacy antiperspirant compositions containing strontium January 2, 2007
The present invention relates to enhanced efficacy antiperspirant salts containing strontium and an amino acid or a hydroxy acid and particularly to stabilized aqueous solutions of such salts. The present invention also embraces methods of making these antiperspirant salts and solutions
6991780 Aluminum-zirconium antiperspirant salts with low M:CI ratio January 31, 2006
Disclosed are enhanced efficacy aluminum-zirconium antiperspirant salt compositions that have a metal (Al+Zr) to chloride (or anion) ratio of about 0.90 to about 1.00. These salts also typically exhibit an HPLC peak 5 area content of about 33% or more, preferably at least 45%, more p
6942850 Aqueous alcoholic antiperspirant composition containing calcium enhanced antiperspirant salt September 13, 2005
Disclosed is a liquid aqueous alcoholic antiperspirant composition comprising, by weight, about 10% to about 60% ethanol, water, and about 8% to about 22% (USP) antiperspirant salt dissolved in the composition, wherein said antiperspirant salt comprises a calcium enhanced aluminum-zi
6923952 Enhanced efficacy antiperspirant compositions containing strontium or calcium August 2, 2005
Disclosed are enhanced efficacy antiperspirant compositions containing a strontium salt and/or a calcium salt. In particular, there is disclosed an antiperspirant composition comprising a dermatologically acceptable carrier vehicle, about 8% to about 22% (USP) of an aluminum-zirconium
6911195 Gel antiperspirant composition containing volatile linear silicone and calcium enhanced antipers June 28, 2005
Disclosed are antiperspirant compositions, particularly clear gel antiperspirant compositions, that are water-in-silicone oil emulsions. The emulsion includes a water phase, typically comprising about 65% to about 95% by weight of the emulsion, and a silicone oil phase, typically com
6902723 Enhanced efficacy antiperspirant compositions containing strontium June 7, 2005
The present invention relates to enhanced efficacy antiperspirant salts containing strontium and an amino acid or a hydroxy acid and particularly to stabilized aqueous solutions of such salts. The present invention also embraces methods of making these antiperspirant salts and solutions
6726901 Stabilized antiperspirant compositions containing aluminum-zirconium salts with low M:Cl ratio April 27, 2004
Disclosed is an anhydrous topical antiperspirant composition comprising a dermatologically acceptable carrier and a perspiration reducing effective amount of a particulate antiperspirant salt suspended in the carrier. The antiperspirant salt comprises an aluminum-zirconium chlorohydrate
6663854 Aluminum-zirconium antiperspirant salts made with zirconium salts having low Zr:Cl ratio December 16, 2003
Disclosed are enhanced efficacy aluminum-zirconium chlorohydrate antiperspirant salts having a metal (Al+Zr) to chloride ratio of about 0.9 to about 1.2, preferably about 0.9 to about 1.1, most preferably about 0.9 to about 1.0. To achieve the highest possible antiperspirant efficacy,
6649152 Aluminum-zirconium antiperspirant salts with high peak 5 Al content November 18, 2003
Disclosed are enhanced efficacy aluminum-zirconium antiperspirant salt compositions which exhibit an HPLC peak 5 area content of about 33% or more, preferably at least 45%, more preferably at least 50%, most preferably at least 55%. Especially preferred are aluminum-zirconium antiper
6436381 Aluminum-zirconium antiperspirant salts with high peak 5 al content August 20, 2002
Disclosed are enhanced efficacy aluminum-zirconium antiperspirant salt compositions which exhibit an HPLC peak 5 area content of about 33% or more. Especially preferred are aluminum-zirconium antiperspirant salt compositions which, in addition to the aforementioned high peak 5 content,
6245325 Enhanced antiperspirant salts stabilized with calcium and concentrated aqueous solutions of such June 12, 2001
The present invention relates to enhanced efficacy antiperspirant salts containing calcium and an amino acid or a hydroxy acid and particularly to stabilized aqueous solutions of such salts. The present invention also embraces methods of making these antiperspirant salts and solutions an
6074632 Polyhydric alcohol stabilized antiperspirant salt solutions June 13, 2000
The present invention relates to methods of making enhanced efficacy antiperspirant salts and particularly stabilized aqueous polyhydric alcohol solutions of such salts. One such method involves stabilizing an aqueous solution of an enhanced efficacy antiperspirant salt by adding an
6042816 Enhanced antiperspirant salts stabilized with calcium and concentrated aqueous solutions of such March 28, 2000
The present invention relates to enhanced efficacy antiperspirant salts containing calcium and an amino acid or a hydroxy acid and particularly to stabilized aqueous solutions of such salts. The present invention also embraces methods of making these antiperspirant salts and solutions an
6010688 Polyhydric alcohol stabilized antiperspirant salt solutions January 4, 2000
The present invention relates to methods of making enhanced efficacy antiperspirant salts and particularly stabilized aqueous polyhydric alcohol solutions of such salts. One such method involves stabilizing an aqueous solution of an enhanced efficacy antiperspirant salt by adding an
5702674 Framework metal-substituted manganese oxide octahedral molecular sieve and process for its prepa December 30, 1997
Manganese oxide octahedral molecular sieves are provided in which a portion of the framework manganese is substituted by at least one other metal, e.g., a transition metal.
5695618 Oxidative coupling of methane on octahedral molecular sieve December 9, 1997
A method of oxidatively coupling methane onto a manganese oxide molecular sieve comprising:(a) passing methane through a microwave plasma activation flow reaction zone onto a manganese oxide molecular sieve, whereby polymer-free methane coupled products are produced; and,(b) recovering t
5635155 Hydrothermal synthesis of octahedral molecular sieve June 3, 1997
A process of synthesizing synthetic manganese oxide hydrates having various structures including hollandite and todorokite structure by hydrothermal synthesis. The products have a high degree of crystallinity, and thermal stability.
5523509 Manganese oxide octahedral molecular sieve as acid-base catalyst June 4, 1996
Synthetic manganese oxide octahedral molecular sieves, e.g., OMS-1 and OMS-2, are employed as acid-base catalysts in a variety of acid-base organic conversion reactions.
5340562 Hydrothermal synthesis of octahedral molecular sieve August 23, 1994
A process of synthesizing synthetic manganese oxide hydrates having various structures including hollandite and todorokite structure by hydrothermal synthesis. The products have a high degree of crystallinity, and thermal stability.


 
 
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