Aerosol silicone

• US 10,550,286 B2
• Filed: 12/19/2017
• Issued: 02/04/2020
• Est. Priority Date: 12/20/2016
• Status: Active Grant

• Current Assignee: Richard A. West
• Original Assignee: Richard A. West
• Inventors: West, Richard A.
• Primary Examiner(s): Peng, Kuo Liang
• Application Number:
  US15/847,423
• Publication Number:
  US 20180215947A1
• Time in Patent Office: 777 Days
• CPC Class Codes: B65D 83/752 characterised by the use of specific products or propellants
• CPC Class Codes: C08G 77/16 to hydroxyl groups
• CPC Class Codes: C08J 2203/164 Perhalogenated unsaturated hydrocarbons, e.g. F2C=CF2
• CPC Class Codes: C08J 2383/04 Polysiloxanes
• CPC Class Codes: C08J 9/0066 Use of inorganic compounding ingredients
• CPC Class Codes: C08J 9/146 only fluorine as halogen atoms
• CPC Class Codes: C08K 2003/2241 Titanium dioxide
• CPC Class Codes: C08K 3/36 Silica
• CPC Class Codes: C08K 5/5465 containing at least one C=N bond
• CPC Class Codes: C08K 5/57 Organo-tin compounds
• CPC Class Codes: C08L 83/00 Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
• CPC Class Codes: C09D 183/04 Polysiloxanes
• CPC Class Codes: C09D 7/40 Additives
• CPC Class Codes: C09D 7/61 inorganic
• CPC Class Codes: C09D 7/65 macromolecular C09D7/41-C09D7/48 take precedence
• CPC Class Codes: C09K 3/30 for aerosols aerosol containers B65D83/14

Abstract

A silicone-based aerosol product includes a container and an aerosol silicone composition within the container. The aerosol silicone composition includes a silicone elastomer composition and a propellant.

Claims

1. A silicone-based aerosol product comprising:

a container; and

an aerosol silicone composition within the container;

wherein the aerosol silicone composition comprises a silicone elastomer composition and a propellant; and

wherein the silicone elastomer composition comprises;

a silanol functional fluid;

a siloxane fluid;

a catalyst;

3.5 wt % to 7 wt % of methyltris(methylethylketoxime) silane; and

1.5 wt % to 3 wt % of vinyl tris(methylethylketoxime) silane.

2. The product of claim 1, wherein the silicone elastomer composition comprises:

25 wt % to 70 wt % of the silanol functional fluid;

20 wt % to 42 wt % of the siloxane fluid;

0.001 wt % to 1 wt % of the catalyst;

up to 45 wt % of at least one filler;

3.5 wt % to 7 wt % of the methyltris(methylethylketoxime) silane; and

1.5 wt % to 3 wt % of the vinyl tris(methylethylketoxime) silane; and

up to 3 wt % of an adhesion promoter.

3. The product of claim 2, wherein the silicone elastomer composition comprises:

50 wt % to 62 wt % of the silanol functional fluid;

29 wt % to 35 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.05 wt % to 0.20 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

2.75 wt % to 3.25 wt % of the at least one filler, wherein the at least one filler is fumed silica;

5 wt % to 7 wt % of the methyltris(methylethylketoxime) silane;

2 wt % to 3 wt % of the vinyl tris(methylethylketoxime) silane; and

0.2 wt % to 0.3 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

4. The product of claim 2, wherein the at least one filler is a mixture of fumed silica, a pigment filler, and a nepheline syenite-derived filler;

and wherein the silicone elastomer composition comprises;

35 wt % to 45 wt % of the silanol functional fluid;

27 wt % to 33 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.04 wt % to 0.10 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

3.5 wt % to 4.5 wt % of the fumed silica;

5 wt % to 7 wt % of the pigment filler;

10 wt % to and 14 wt % of the nepheline syenite-derived filler;

3.5 wt % to 5.5 wt % of the methyltris(methylethylketoxime) silane;

1.5 wt % to 2.5 wt % of the vinyl tris(methylethylketoxime) silane; and

0.75 wt % to 1.25 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

5. The product of claim 4, wherein the pigment filler is titanium dioxide.

6. The product of claim 2, wherein the at least one filler is a mixture of fumed silica, a pigment filler, and a nepheline syenite-derived filler;

and wherein the silicone elastomer composition comprises;

35 wt % to 45 wt % of the silanol functional fluid;

27 wt % to 33 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.10 wt % to 0.20 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

3 wt % to 4 wt % of the fumed silica;

1 wt % to 3 wt % of the pigment filler;

10 wt % to 18 wt % of the nepheline syenite-derived filler;

3.5 wt % to 5.5 wt % of the methyltris(methylethylketoxime) silane;

1.5 wt % to 2.5 wt % of the vinyl tris(methylethylketoxime) silane; and

0.75 wt % to 1.25 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

7. The product of claim 6, wherein the pigment filler is a black pigment filler.

8. The product of claim 1, wherein the aerosol silicone composition further comprises an inert gas.

9. The product of claim 1, wherein the propellant comprises a mixture of propane and butane.

10. The product of claim 9, wherein the mixture comprises from about 23 wt % to about 29 wt % propane and from about 72 wt % to about 76 wt % butane.

11. An aerosol silicone composition comprising:

a propellant; and

a silicone elastomer composition, the silicone elastomer composition comprising;

25 wt % to 70 wt % of a silanol functional fluid;

20 wt % to 42 wt % of a siloxane fluid;

0.001 wt % to 1 wt % of a catalyst;

up to 45 wt % of at least one filler;

3.5 wt % to 7 wt % of methyltris(methylethylketoxime) silane;

1.5 wt % to 3 wt % of vinyl tris(methylethylketoxime) silane; and

up to 3 wt % of an adhesion promoter.

12. The composition of claim 11, further comprising:

an inert gas.

13. The composition of claim 11, wherein the silicone elastomer composition comprises:

50 wt % to 62 wt % of the silanol functional fluid;

29 wt % to 35 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.05 wt % to 0.20 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

2.75 wt % to 3.25 wt % of the at least one filler, wherein the at least one filler is fumed silica;

5 wt % to 7 wt % of the methyltris(methylethylketoxime) silane;

2 wt % to 3 wt % of the vinyl tris(methylethylketoxime) silane; and

0.2 wt % to 0.3 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

14. The composition of claim 11, wherein the at least one filler is a mixture of fumed silica, a pigment filler, and a nepheline syenite-derived filler;

and wherein the silicone elastomer composition comprises;

35 wt % to 45 wt % of the silanol functional fluid;

27 wt % to 33 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.04 wt % to 0.10 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

3.5 wt % to 4.5 wt % of the fumed silica;

5 wt % to 7 wt % of the pigment filler;

10 wt % to and 14 wt % of the nepheline syenite-derived filler;

3.5 wt % to 5.5 wt % of the methyltris(methylethylketoxime) silane;

1.5 wt % to 2.5 wt % of the vinyl tris(methylethylketoxime) silane; and

0.75 wt % to 1.25 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

15. The composition of claim 14, wherein the pigment filler is titanium dioxide.

16. The composition of claim 11, wherein the at least one filler is a mixture of fumed silica, a pigment filler, and a nepheline syenite-derived filler;

and wherein the silicone elastomer composition comprises;

35 wt % to 45 wt % of the silanol functional fluid;

27 wt % to 33 wt % of the siloxane fluid, wherein the siloxane fluid is decamethylcyclopentasiloxane;

0.10 wt % to 0.20 wt % of the catalyst, wherein the catalyst is dimethyltin dineodecanoate;

3 wt % to 4 wt % of the fumed silica;

1 wt % to 3 wt % of the pigment filler;

10 wt % to 18 wt % of the nepheline syenite-derived filler;

3.5 wt % to 5.5 wt % of the methyltris(methylethylketoxime) silane;

1.5 wt % to 2.5 wt % of the vinyl tris(methylethylketoxime) silane; and

0.75 wt % to 1.25 wt % of the adhesion promoter, wherein the adhesion promoter is bis(3-triethoxysilylpropyl) amine.

17. The composition of claim 16, wherein the pigment filler is a black pigment filler.

18. A silicone elastomer composition comprising:

a silanol functional fluid;

3.5 wt % to 7 wt % of methyltris(methylethylketoxime) silane;

1.5 wt % to 3 wt % of vinyl tris(methylethylketoxime) silane;

a catalyst; and

a siloxane fluid.

19. The silicone elastomer composition of claim 18, further comprising:

at least one filler; and

an adhesion promoter.

20. The silicone elastomer composition of claim 19 comprising:

25 wt % to 70 wt % of the silanol functional fluid;

up to 20 wt % of the at least one crosslinking agent;

0.001 wt % to 1 wt % of the catalyst;

20 wt % to 42 wt % of the siloxane fluid;

up to 45 wt % of the at least one filler;

3.5 wt % to 7 wt % of methyltris(methylethylketoxime) silane;

1.5 wt % to 3 wt % of vinyl tris(methylethylketoxime) silane; and

up to 3 wt % of the adhesion promoter.

21. A silicone-based aerosol product comprising:

a container; and

an aerosol silicone composition within the container;

wherein the aerosol silicone composition comprises a silicone elastomer composition and a propellant; and

wherein the silicone elastomer composition comprises;

a silanol functional fluid;

a siloxane fluid;

a catalyst;

at least one crosslinking agent; and

bis(3-triethoxysilylpropyl) amine.

22. The silicone-based aerosol product of claim 21, wherein the siloxane fluid comprises decamethylcyclopentasiloxane.

23. The silicone-based aerosol product of claim 21, wherein the silicone elastomer composition comprises:

25 wt % to 70 wt % of the silanol functional fluid;

20 wt % to 42 wt % of the siloxane fluid;

0.001 wt % to 1 wt % of the catalyst;

up to 45 wt % of at least one filler;

up to 20 wt % of at least one crosslinking agent; and

0.1 to 3 wt % of the bis(3-triethoxysilylpropyl) amine.