Liquid coating compositions
View Patent ↗Liquid coating compositions are provided that comprise siloxane containing polymer, volatile polydimethylsiloxane, and aliphatic hydrocarbon. The liquid coating compositions preferably comprise from 18-55 weight % of volatile polydimethylsiloxane, from 5-55 weight % of aliphatic hydrocarbon, from 1-40 weight % of siloxane containing polymer, and from 0-15 weight % of adjuvant.
1. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 20-55 weight % of volatile polydimethylsiloxane;
(c) 15-55 weight % of aliphatic hydrocarbon; and
(d) 0-15 weight % of adjuvant wherein the siloxane-containing polymer has units derived from at least one vinylalkylsiloxysilane.
2. The composition of claim 1 , wherein the volatile polydimethylsiloxane is selected from the group consisting of hexamethyldisiloxane, octamethyl cyclotetrasiloxane, decamethyl cyclopentasiloxane, octamethyl trisiloxane, and mixtures thereof.
3. The composition of claim 2 , wherein the volatile polydimethylsiloxane is hexamethyldisiloxane.
4. The composition of claim 1 , wherein the aliphatic hydrocarbon is selected from the group consisting of alkane, alkene, alkyne, and mixtures thereof.
5. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 18-55 weight % of volatile polydimethylsiloxane;
(c) 5-55 weight % of aliphatic hydrocarbon; and
(d) 0-15 weight % of adjuvant,
wherein the aliphatic hydrocarbon is an alkane selected from the group consisting of pentane, isooctane, and mixtures thereof.
6. The composition of claim 5 , wherein the alkane is isooctane.
7. The composition of claim 1 , wherein the adjuvant is selected from the group consisting of plasticizers, antiseptics, polar solvents, anti-microbial agents, anti-fungal agents, anti-itch agents, anti-bacterial agents, antivirals, antitumor agents, adhesion promoters, rheology additives, colorants, masking agents, and mixtures thereof.
8. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 18-55 weight % of volatile polydimethylsiloxane;
(c) 5-55 weight % of aliphatic hydrocarbon; and
(d) 0-15 weight % of adjuvant,
wherein the siloxane containing polymer has units derived from an A monomer component that is a silane derivative, a B monomer component that forms a hard polymer when polymerized as a homopolymer, and a C monomer component that forms a soft polymer when polymerized as a homopolymer.
9. The composition of claim 8 , wherein the siloxane containing polymer includes units derived from about 50 to 60 weight % of the A monomer, about 25 to 45 weight % of the B monomer, and about 3 to 20 weight % of the C monomer.
10. The composition of claim 9 , wherein the A monomer is 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, the B monomer is methyl methacrylate, and the C monomer is isooctyl acrylate.
11. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 25-50 weight % of volatile polydimethylsiloxane;
(c) 20-50 weight % of aliphatic hydrocarbon; and
(d) 0-15 weight % of adjuvant.
12. The composition of claim 11 , wherein the volatile polydimethylsiloxane is hexamethyldisiloxane.
13. The composition of claim 11 , wherein the aliphatic hydrocarbon is isooctane.
14. The composition of claim 11 , wherein the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of isooctyl acrylate.
15. The composition of claim 11 , wherein the adjuvant is selected from the group consisting of plasticizers, antiseptics, polar solvents, anti-microbial agents, anti-fungal agents, anti-itch agents, anti-bacterial agents, antivirals, antitumor agents, adhesion promoters, rheology additives, colorants, masking agents, and mixtures thereof.
16. The composition of claim 11 , wherein the volatile polydimethylsiloxane is hexamethyldisiloxane and the aliphatic hydrocarbon is isooctane.
17. The composition of claim 16 , wherein the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of the isooctyl acrylate.
18. The composition of claim 11 , wherein the composition includes 25-45 weight % of volatile polydimethylsiloxane and 20-45 weight % of aliphatic hydrocarbon.
19. The composition of claim 18 , wherein:
the volatile polydimethylsiloxane is hexamethyldisiloxane;
the aliphatic hydrocarbon is isooctane; and
the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of isooctyl acrylate.
20. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 30-40 weight % of volatile polydimethylsiloxane;
(c) 30-40 weight % of aliphatic hydrocarbon; and
(d) 0-15 weight % of adjuvant.
21. The composition of claim 20 , wherein the volatile polydimethylsiloxane is hexamethyldisiloxane.
22. The composition of claim 20 , wherein the aliphatic hydrocarbon is isooctane.
23. The composition of claim 20 , wherein the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of isooctyl acrylate.
24. The composition of claim 20 , wherein the adjuvant is selected from the group consisting of plasticizers, antiseptics, polar solvents, anti-microbial agents, anti-fungal agents, anti-itch agents, anti-bacterial agents, antivirals, antitumor agents, adhesion promoters, rheology additives, colorants, masking agents, and mixtures thereof.
25. The composition of claim 20 , wherein:
the volatile polydimethylsiloxane is hexamethyldisiloxane;
the aliphatic hydrocarbon is isooctane; and
the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of isooctyl acrylate.
26. A liquid coating composition comprising:
(a) 1-40 weight % of siloxane containing polymer;
(b) 30-40 weight % of hexamethyldisiloxane;
(c) 30-40 weight % of isooctane; and
(d) 0-15 weight % of adjuvant,
wherein the composition includes an adjuvant comprising a plasticizer.
27. The composition of claim 26 , wherein the adjuvant of the composition further comprises an antiseptic and a polar solvent.
28. The composition of claim 26 , wherein the plasticizer is present in the composition at 1-3 weight %.
29. The composition of claim 27 , wherein the antiseptic is benzalkonium chloride and the polar solvent is isopropanol.
30. The composition of claim 27 , wherein the antiseptic is present in the composition at 0.10-0.15 weight %.
31. The composition of claim 30 , wherein the polar solvent is present in the composition at 1-3 weight %.
32. The composition of claim 26 , wherein:
the adjuvant of the composition further comprises an antiseptic and a polar solvent,
the plasticizer is present in the composition at 1-3 weight %,
the antiseptic is present in the composition at 0.10-0.15 weight %, and
the polar solvent is present in the composition at 1-3 weight %.
33. The composition of claim 32 , wherein the composition is in the form of a solution.
34. The composition of claim 26 , wherein the siloxane containing polymer includes units derived from about 50 to 60 weight % of 3-methacryloyloxypropyl tris(trimethylsiloxy)silane, about 25 to 45 weight % of methyl methacrylate, and about 3 to 20 weight % of isooctyl acrylate.