Novel organopolysiloxane polymer, pasty composition, and cosmetic preparation containing the composition

• US 20060034875A1
• Filed: 09/11/2003
• Published: 02/16/2006
• Est. Priority Date: 09/12/2002
• Status: Active Grant

• Current Assignee: Shin-Etsu Chemical Company Limited
• Original Assignee: Shin-Etsu Chemical Company Limited
• Inventors: Tachibana, Kiyomi, Nakanishi, Tetsuo, Sakuta, Koji
• Granted Patent: US 9,090,755 B2
• Time in Patent Office: Days
• US Class Current: 424/401
• CPC Class Codes: A61K 8/891 saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
• CPC Class Codes: A61K 8/892 modified by a hydroxy group, e.g. dimethiconol
• CPC Class Codes: A61K 8/894 modified by a polyoxyalkylene group, e.g. cetyl dimethicone copolyol
• CPC Class Codes: A61Q 1/02 Preparations containing skin colorants, e.g. pigments preparations in powder form A61Q1/12
• CPC Class Codes: A61Q 1/06 Lipsticks
• CPC Class Codes: A61Q 1/10 for eyes, e.g. eyeliner, mascara
• CPC Class Codes: A61Q 15/00 Anti-perspirants or body deodorants deodorisation of air A61L9/00
• CPC Class Codes: A61Q 17/04 Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
• CPC Class Codes: A61Q 19/00 Preparations for care of the skin
• CPC Class Codes: A61Q 5/00 Preparations for care of the hair
• CPC Class Codes: A61Q 5/06 Preparations for styling the hair, e.g. by temporary shaping or colouring
• CPC Class Codes: A61Q 5/12 Preparations containing hair conditioners
• CPC Class Codes: C08G 77/38 Polysiloxanes modified by chemical after-treatment C08G77/045 takes precedence
• CPC Class Codes: C08K 5/01 Hydrocarbons C08K5/0091 takes precedence
• CPC Class Codes: C08K 5/103 with polyalcohols
• CPC Class Codes: C08K 5/5419 containing at least one Si—C bond
• CPC Class Codes: C08L 83/04 Polysiloxanes

Abstract

An organopolysiloxane polymer having a glycerol derivative which can swell up by containing at least its own weight of a liquid oil, a pasty composition comprising a liquid oil blended with this polymer, and a cosmetic material containing these polymers or pasty compositions.

Claims

1. An organopolysiloxane polymer having a glycerol derivative which can swell up by containing at least its own weight of a liquid oil.

2. The organopolysiloxane polymer according to claim 1, obtained by the addition polymerization of the organohydrogen polysiloxane expressed by the following general formula (a1) and/or following general formula (a2), with one or more compounds selected from a group comprising the glycerol derivative having an alkenyl group expressed by the following general formula (b1), the organopolysiloxane having an alkenyl group expressed by the following general formula (b2), and the hydrocarbon having an alkenyl group expressed by the following general formula (b3), wherein the ingredients expressed by the aforesaid general formula (a1) or (b1) are essential ingredients.

R¹_aR²_bH_cSiO_(4-a-b-c)/2 

 

(a1)
R¹_dH_eSiO_(4-d-e)/2 

 

(a2)
R³_fG 

 

(b1)
R¹_pR³_qSiO_(4-p-q)/2 

 

(b2)
R³(CH₂)_rR³ 

 

(b3)

wherein, R¹ in the formulae may be identical or different, R¹ is a substituted or unsubstituted monovalent hydrocarbon group having 1-30 carbon atoms which does not contain an alkenyl group, R² is a monovalent group having a glycerol derivative G, R³ is an alkenyl group having 2-20 carbon atoms,

a, b, c, d, e, p and q are respectively defined by;

1.0≦

a≦

2.3, 0.001≦

b≦

1.0, 0.001≦

c≦

1.0, 1.0≦

d≦

2.3, 0.001≦

e≦

1.0, 1.0≦

p≦

2.3, 0.001≦

q≦

1.0, and 1.5≦

a+b+c≦

2.6, 1.5≦

d+e≦

2.6, 1.5≦

p+q≦

2.6, f is an integer from 2-10, and r is an integer from 0-20.

3. The organopolysiloxane polymer according to claim 2, wherein R² in the formula (a1) is represented by the following general formula, x is an integer from 2-20 and s is an integer from 1-20:

4. The organopolysiloxane polymer according to claim 2, wherein (b1) is expressed by the following general formula, and s is an integer from 1-20:

5. The organopolysiloxane polymer according to claim 2 having said organohydrogenpolysolixane (a1) as an essential ingredient, and comprising said ingredient together with the glycerol derivative b(1) having an alkenyl group and/or the organopolysiloxane b(2) having an alkenyl group.

6. The organopolysiloxane polymer according to claim 1, comprising said organohydrogenpolysiloxane a(2) and glycerol derivative b(1) having an alkenyl group.

7. A pasty composition formed by containing a liquid oil in an organopolysiloxane having a glycerol derivative according to claim 1 so that it swells up.

8. The pasty composition according to claim 7, wherein said liquid oil is one or more liquid oils selected from among a group comprising silicone oils, hydrocarbon oils, ester oils, natural animal and vegetable oils and semi-synthetic oils.

9. A composition formed by adding one or more acidic substances selected from a group comprising organic acids, inorganic acids and inorganic acid salts to one or more polymers selected from among a group comprising the organopolysiloxane polymer having a glycerol derivative according to claim 1 or pasty composition based thereon, adding a basic neutralizing agent so that the pH is 5-8, and then removing volatile ingredients by heating and/or reducing pressure.

10. The composition according to claim 9, wherein the salt produced from said acidic substance and said basic neutralizing agent has a buffer action.

11. The composition according to claim 9, wherein said acidic substance is one or more compounds selected from among a group comprising citric acid, lactic acid, malic acid, glutamic acid, oxalic acid, acetic acid, glycine, succinic acid and calcium dihydrogen phosphate, and said basic neutralising agent is one or more agents selected from among a group comprising sodium carbonate, sodium hydrogen carbonate, sodium hydroxide, potassium hydroxide, di-sodium hydrogen phosphate and sodium acetate.

12. The composition according to claim 9, wherein the proportion of said acidic substance and said basic neutralising agent relative to 100 weight parts of said organopolysiloxane polymer is 0.01-10 weight parts, and to obtain said composition, the volatile ingredient is removed by heating to 20-150°

C. after adding said acidic substance, and further heating to 20-150°

C. and/or reducing pressure after adding said basic neutralising agent.

13. A cosmetic material formed by blending one or more polymers selected from among a group comprising the polymers according to claim 1, or pasty composition based thereon or composition having ph 5-8, as ingredient A).

14. The cosmetic material according to claim 13, further comprising an oil as ingredient B).

15. The cosmetic material according to claim 13, further comprising water as ingredient C).

16. The cosmetic material according to claim 13, further comprising a compound having an alcoholic hydroxyl group in the molecular structure as ingredient D).

17. The cosmetic material according to claim 13, further comprising a water-soluble or water-swelling polymer as ingredient E).

18. The cosmetic material according to claim 13, further comprising a powder and/or colorant as ingredient F).

19. The cosmetic material according to claim 18, wherein at least part of the powder and/or colorant which is ingredient F) is a powder selected from a crosslinked spherical dimethyl polysiloxane fine powder having a crosslinked dimethyl polysiloxane structure, a crosslinked spherical polymethyl silsesquioxane fine powder, and a fine powder formed by coating the surface of crosslinked spherical polysiloxane rubber particles with polymethylsilsesquioxane particles.

20. The cosmetic material according to claim 13, further comprising a surfactant as ingredient G).

21. The cosmetic material according to claim 20, wherein the surfactant of said ingredient G) is a straight-chain or branched organopolysiloxane having a polyglycerol chain in the molecule, or an alkyl co-modified organopolysiloxane.

22. The cosmetic material according to claim 20, wherein the HLB of said ingredient G) is 2-8.

23. The cosmetic material according to claim 13, further containing a composition comprising a hydrophobic crosslinked organopolysiloxane polymer and a liquid oil as ingredient H).

24. The cosmetic material according to claim 13, further comprising a silicone resin as ingredient I).

25. The cosmetic material according to claim 24, wherein the silicone resin of ingredient I) is an acrylic silicone resin.

26. The cosmetic material according to claim 24, wherein the silicone resin of ingredient I) is an acrylic silicone resin containing one or more organic groups selected from among pyrrolidone, long-chain alkyl, polyoxyalkylene, fluoroalkyl and anionic carboxylic groups in the molecule.

27. The cosmetic material according to claim 24, wherein said ingredient I) is one or more types of silicone resin selected from among a group comprising silicone resins formed from R¹₃SiO_0.5 units and SiO₂ units, silicone resins formed from R¹₃SiO_0.5 units, R¹₂SiO units and SiO₂ units, silicone resins formed from R¹₃SiO_0.5 units and R¹SiO_1.5 units, silicone resins formed from R¹₃SiO_0.5 units, R¹₂SiO units and R¹SiO_1.5 units, and silicone resins formed from R¹₃SiO_0.5 units, R¹₂SiO units, R¹SiO_1.5 units and SiO₂ units.

28. The cosmetic material according to claim 24, wherein said ingredient I) is a silicone resin containing one or more organic groups selected from among pyrrolidone, long-chain alkyl, polyoxyalkylene, fluoroalkyl and amino in the molecule.

29. A skin care cosmetic material containing the cosmetic material according to claim 13.

30. A makeup cosmetic material containing the cosmetic material according to claim 13.

31. A hair treatment cosmetic material containing the cosmetic material according to claim 13.

32. An antiperspirant cosmetic material containing the cosmetic material according to claim 13.

33. An ultraviolet protection cosmetic material containing the cosmetic material according to claim 13.

34. A cosmetic material containing the cosmetic material according to claim 13, said material being in the form of a liquid, emulsion, cream, solid, paste, gel, powder, press, laminate, mousse, spray or stick.