CA2516950A1 - Anti-sensitivity, anti-caries, anti-staining, anti-plaque, ultra-mild oral hygiene agent - Google Patents

Anti-sensitivity, anti-caries, anti-staining, anti-plaque, ultra-mild oral hygiene agent Download PDF

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Publication number
CA2516950A1
CA2516950A1 CA002516950A CA2516950A CA2516950A1 CA 2516950 A1 CA2516950 A1 CA 2516950A1 CA 002516950 A CA002516950 A CA 002516950A CA 2516950 A CA2516950 A CA 2516950A CA 2516950 A1 CA2516950 A1 CA 2516950A1
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CA
Canada
Prior art keywords
composition
agent
tooth
cleaning product
tooth cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002516950A
Other languages
French (fr)
Other versions
CA2516950C (en
Inventor
Robert Lee Reierson
Todd William Domke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solvay USA Inc
Original Assignee
Rhodia Inc.
Robert Lee Reierson
Todd William Domke
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rhodia Inc., Robert Lee Reierson, Todd William Domke filed Critical Rhodia Inc.
Publication of CA2516950A1 publication Critical patent/CA2516950A1/en
Application granted granted Critical
Publication of CA2516950C publication Critical patent/CA2516950C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55Phosphorus compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses

Abstract

This invention relates to a composition useful as a dentifrice comprising a surfactant agent consisting essentially of monoalkyl and dialkyl phosphate esters, wherein the ratio of monoesters to diesters is greater than 1, and optionally an abrasive agent consisting essentially of siliceous materials.

Claims (40)

1. A composition for reducing hypersensitivity in teeth comprising a surfactant agent consisting essentially of water soluble monoalkyl and dialkyl phosphate esters, wherein the ratio of monoesters to diesters is greater than 1.
2. The composition of claim 1 wherein said phosphate esters are based on a single alcohol or blend of alcohols.
3. The composition of claim 1 wherein a hydrocarbon group of said phosphate esters are linear or branched.
4. The composition of claim 1 wherein a hydrocarbon group of said phosphate esters are saturated or unsaturated.
5. The composition of claim 1 wherein a hydrocarbon group of said phosphate esters comprise from about 8 to about 22 carbon atoms.
6. The composition of claim 5 wherein said phosphate ester has a degree of ethoxylation or propoxylation from between about 0 to about 20.
7. The composition of claim 1 wherein said phosphate esters have a monoalkyl to dialkyl eser molar ratio of 70 : 30 to 100: 0.
8. The composition of claim 1 wherein said phosphate esters comprise potassium dodecyl phosphate.
9. The composition of claim 1 further comprising an abrasive agent consisting essentially of siliceous materials.
10. An oral care anti-hypersensitivity agent comprising an effective amount of water soluble monoalkyl and dialkyl phosphate ester salts to reduce tooth sensitivity.
11. The composition of claim 10 wherein the ratio of monoalkyl esters to dialkyl esters is at least 1.
12. The composition of claim 10 further comprising an abrasive agent consisting essentially of siliceous materials.
13. A tooth cleaning product comprising a surfactant agent consisting essentially of water soluble salts of monoalkyl and dialkyl phosphate esters, wherein the molar ratio of monoalkyl esters to dialkyl esters is greater than 1, an abrasive agent and optionally a liquid.
14. The tooth cleaning product of claim 13 wherein said abrasive agent is an abrasive system comprising one or more of hydrated silica, colloidal silica, fumed silica, insoluble sodium metaphosphate, insoluble sodium aluminosilicates, sodium bicarbonate or mixtures thereof.
15. The tooth cleaning product of claim 14 wherein said abrasive system is in amount of from about 5% to about 70% by weight of the tooth cleaning product.
16. The tooth cleaning product of claim 13 wherein said tooth cleaning product is a toothpaste or a tooth cleaning gel.
17. The tooth cleaning product of claim 16 wherein said liquid comprises one or more of water, humectant, binder, or a mixture thereof.
18. The tooth cleaning product of claim 13 wherein said liquid is in an amount of from about 10% to about 90% by weight of the tooth cleaning product.
19. The tooth cleaning product of claim 17 wherein said humectant is in an amount of from about 5% to about 85% of the tooth cleaning product.
20. The tooth cleaning product of claim 17 wherein said tooth cleaning product is a translucent gel having a humectant to water ratio of at least about 0.5 to 1.
21. A tooth powder comprising:
(c) an effective amount of a water soluble monoalkyl dialkyl mixture of phosphate ester salts to reduce tooth sensitivity; and (d) from about 20% to about 95% by weight of a polishing agent.
22. The tooth powder of claim 21 wherein said effective amount of phosphate ester salts is from about 0.1% to about 10% by weight of said tooth powder.
23. The tooth powder of claim 22 wherein said effective amount of phosphate ester salts is from about 1% to about 5% by weight of said tooth powder.
24. The tooth powder of claim 21 comprising from over 50% by weight polishing agent.
25. The tooth powder of claim 21 further comprising one or more of a flavoring agent, sweetening agent, an anti-calculus agent, an anti-caries agent.
buffering agents, or processing aids.
26. A mouthwash comprising:
(e) an effective amount of a water soluble mixture of monoalkyl and dialkyl phosphate ester salts to reduce tooth sensitivity;
(f) alcohol;
(g) humectant; and (h) water.
27. The mouthwash of claim 26 wherein said effective amount of said water soluble phosphate ester salt is from about 0.1% to about 10% by weight of the mouthwash.
28. The mouthwash of claim 27 wherein said effective amount of said water soluble phosphate ester salt is from about 1% to about 5% by weight of the mouthwash.
29. The mouthwash of claim 26 further comprising one or more of a flavoring agent, sweetening agent, an anti-calculus agent , an anti-caries agent, buffering agents, or processing aids.
30. An oral care composition having anti-sensitivity effect upon teeth which contains an essential anti-sensitivity agent which essentially comprises:
(a) an effective amount of a water soluble mixture of monoalkyl and dialkyl phosphate ester salts.
31. A toothpaste comprising the oral care composition of claim 30.
32. A chewing gum comprising the oral care composition of claim 30.
33. A mouthwash comprising the oral care composition of claim 30.
34. An oral care strip comprising the oral care composition of claim 30.
35. A lozenge comprising the oral care composition of claim 30.
36. An oral care composition comprising an effective amount of a water soluble alkali metal or a functional amine salt of a phosphate ester, effective to reduce sensitivity in teeth.
37. The composition of claim 36 wherein said water soluble alkali metal salt comprises lithium, sodium, potassium or a mixture thereof.
38. The composition of claim 36 wherein said functional amine comprises a trialkanolamine.
39. The composition of claim 36 wherein said functional amine comprises a basic amino acid.
40. An oral care compositon comprising an effective amount of salts of monoalkyl or monoalkenyl phosphates of Structure (I) and water soluble salts of dialkyl or dialkenyl phosphates of Structure (II):

wherein R1, R2 and R3 are from 8 to 22 carbon atoms; n and m are 2 to 4; a and b are 0 to 20; one of Z1 or Z2 is selected from the group consisting of an alkali metal, an ammonium, protonated alkyl amine, protonated alkanolamine or a protonated basic amino acid; and the other of Z1 or Z2 is selected from the group consisting of hydrogen, an alkali metal, an ammonium, protonated alkyl amine, protonated alkanolamine, or a protoanted basic amino acid; and Z3 is selected from a group consisting of an alkali metal, an ammonium, protonated alkyl amine or protonated alkanolamine, or a protonated basic amino acid.
CA2516950A 2003-02-21 2004-02-20 Anti-sensitivity, anti-caries, anti-staining, anti-plaque, ultra-mild oral hygiene agent Expired - Lifetime CA2516950C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US44912803P 2003-02-21 2003-02-21
US60/449,128 2003-02-21
PCT/US2004/005004 WO2004075770A2 (en) 2003-02-21 2004-02-20 Anti-sensitivity, anti-caries, anti-staining, anti-plaque, ultra-mild oral hygiene agent

Publications (2)

Publication Number Publication Date
CA2516950A1 true CA2516950A1 (en) 2004-09-10
CA2516950C CA2516950C (en) 2012-09-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2516950A Expired - Lifetime CA2516950C (en) 2003-02-21 2004-02-20 Anti-sensitivity, anti-caries, anti-staining, anti-plaque, ultra-mild oral hygiene agent

Country Status (10)

Country Link
US (3) US20040185027A1 (en)
EP (2) EP2281550A3 (en)
JP (1) JP2006518744A (en)
KR (1) KR20050105230A (en)
CN (1) CN1750807B (en)
BR (1) BRPI0407746A (en)
CA (1) CA2516950C (en)
MX (1) MXPA05008302A (en)
RU (1) RU2337734C2 (en)
WO (1) WO2004075770A2 (en)

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Also Published As

Publication number Publication date
CA2516950C (en) 2012-09-25
WO2004075770A2 (en) 2004-09-10
US9034308B2 (en) 2015-05-19
JP2006518744A (en) 2006-08-17
EP2281550A3 (en) 2012-07-18
BRPI0407746A (en) 2006-02-14
US9040025B2 (en) 2015-05-26
US20090169493A1 (en) 2009-07-02
MXPA05008302A (en) 2005-09-20
RU2337734C2 (en) 2008-11-10
EP2281550A2 (en) 2011-02-09
KR20050105230A (en) 2005-11-03
WO2004075770A3 (en) 2005-03-10
EP1599182A2 (en) 2005-11-30
CN1750807A (en) 2006-03-22
US20040185027A1 (en) 2004-09-23
EP1599182A4 (en) 2008-08-20
CN1750807B (en) 2010-05-12
US20090123396A1 (en) 2009-05-14
RU2005129336A (en) 2006-03-10

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