FORMULATION FOR DURABLE WICKING SOFTENING AND ANTI-STATIC TEXTILES
A chemical formulation for imparting a textile with durable wicking, softening and antistatic properties comprising an amphoteric or betaine surfactant, and an alkoxysilane. A method of treating the textile with the chemical formulation as well as the treated textile and the articles made therefrom are provided.
1 . A formulation for imparting durable wicking, softening and antistatic properties, the formulation comprising:
a surfactant selected from the group consisting of an amphoteric surfactant, a betaine surfactant, and a combination thereof;
an alkoxysilane, and
a carrier.
2 . The formulation according to claim 1 , wherein the alkoxysilane is selected from the group consisting of heneicosafluorododecyltrichlorosilane, heptadecafluorodecyltrichlorosilane, poly(tetrafluoroethylene), octadecyltrichlorosilane, methyltrimethoxysilane, nonafluorohexyltrimethoxysilane, vinyltriethoxysilane, ethyltrimethoxysilane, propyltrimethoxysilane, trifluoropropyltrimethoxysilane, 3-(2-aminoethyl)-aminopropyltrimethoxysilane, p-tolyltrimethoxysilane, cyanoethyltrimethoxysilane, aminopropyltriethoxysilane, aminopropyltrimethoxysilane, acetoxypropyltrimethoxylsilane, phenyltrimethoxysilane, chloropropyltrimethoxysilane, mercaptopropyltrimethoxysilane, glycidoxypropyltrimethoxysilane, a silane quaternary ammonium compound, and a combination thereof.
3 . The formulation according to claim 2 , wherein the alkoxysilane is a silane quaternary ammonium compound.
4 . The formulation according to claim 1 , wherein the amphoteric surfactant or betaine surfactant is selected from the group consisting of an alkyl hydroxysultaines comprised of ethyl hydroxysultaine, propyl hydroxysultaine, butyl hydroxysultaine, pentyl hydroxysultaine, hexyl hydroxysultaine, heptyl hydroxysultaine, octyl hydroxysultaine, nonyl hydroxysultaine, decyl hydroxysultaine, undecyl hydroxysultaine, dodecyl hydroxysultaine, tetradecyl hydroxysultaine, hexadecyl hydroxysultaine, coco hydroxysultaine, or a mixture(s) thereof; amidoalkyl hydroxysultaines comprised of ethyl amido-propyl hydroxysultaine, propyl-amido-propyl hydroxysultaine, butyl-amido-propyl hydroxysultaine, pentyl-amido-propyl hydroxysultaine, amido-propyl hexyl hydroxysultaine, amido-propyl-heptyl hydroxysultaine, octyl-amido-propyl hydroxysultaine, nonyl-amido-propyl hydroxysultaine, decyl-amido-propyl hydroxysultaine, undecyl-amido-propyl hydroxysultaine, dodecyl amido-propyl hydroxysultaine, tetradecyl-amido-propyl hydroxysultaine, hexadecyl-amido-propyl hydroxysultaine, octadecyl-amido-propyl hydroxysultaine, hydroxysultaine coco-amido-propyl, and a combination thereof.
5 . The formulation according to claim 1 , wherein the amphoteric surfactant has a formula of:
wherein
R 1 =alkyl group, and
G=SO 3 − or COO − where G carries a sulfonate group or a carboxylate group that carries a negative charge.
6 . The formulation according to claim 1 , wherein the alkoxysilane has a chemical structure of:
wherein
R 2 , R 3 , R 4 and R 5 =alkyl, alkoxy, aminoalkyl, quaternary ammonium alkyl, or other functional alkyl group.
7 . The formulation according to claim 1 , wherein the formulation comprises the alkoxysilane in an amount in a range of 0.001% to 50% by weight of the formulation.
8 . The formulation according to claim 1 , wherein the formulation comprises the amphoteric or betaine surfactant in an amount in a range of 0.001% to 50% by weight of the formulation.
9 . The formulation according to claim 1 , wherein the carrier is water.
10 . The formulation according to claim 1 , further comprising an additive selected from the group consisting of an antimicrobial, rheology modifier, pH adjusting agent, colorant, preservative, extender, defoamer, brightener, fire retardant, a softener, a brightener, and a combination thereof.
11 . The formulation according to claim 1 , wherein the pH adjusting agent is selected from the group consisting of an acetic acid solution, a citric acid solution, NaOH, an ammonia solution, and a combination thereof.
12 . The formulation according to claim 1 , wherein the formulation has a pH in a range of from 2 to 13.
13 . The formulation according to claim 10 , wherein the antimicrobial is effective against a bacteria selected from the group consisting of S. aureus, M. osloensis, E. coli, K. pneumoniae , and a combination thereof.
14 . The formulation according to claim 10 , wherein the antimicrobial is selected from the group consisting of silver, triclosan, zinc pyrithione, metal salts and oxide, phenols, botanicals, halogens, peroxides, heterocyclic antimicrobials, other quaternary ammonium compounds, aldehydes, and a combination(s) thereof.
15 . A method of textile treatment, the method comprising:
applying a formulation to a textile, the formulation comprising:
a surfactant selected from the group consisting of an amphoteric surfactant, a betaine surfactant, and a combination thereof;
an alkoxysilane, and
a carrier.
16 . The method according to claim 15 , wherein the formulation is applied to the textile prior to an application of an antimicrobial or in a wet finishing process with application of an antimicrobial.
17 . The method according to claim 15 , wherein the method further comprises drying the textile at a temperature of 10° C. to 200° C.
18 . The method according to claim 15 , wherein an add on level for each of alkoxysilane and of the amphoteric or betaine surfactant to the textile is at or above 0.01% by weight based on the weight of dry textile.
19 . The method according to claim 15 , wherein an add on level of alkoxysilane is at or above 0.2% by weight based on the weight of dry textile.
20 . The method according to claim 15 , wherein an add on level for amphoteric or betaine surfactant is at or above 0.5% by weight based on the weight of dry textile.
21 . The method according to claim 15 , wherein the alkoxysilane is selected from the group consisting of heneicosafluorododecyltrichlorosilane, heptadecafluorodecyltrichlorosilane, poly(tetrafluoroethylene), octadecyltrichlorosilane, methyltrimethoxysilane, nonafluorohexyltrimethoxysilane, vinyltriethoxysilane, ethyltrimethoxysilane, propyltrimethoxysilane, trifluoropropyltrimethoxysilane, 3-(2-aminoethyl)-aminopropyltrimethoxysilane, p-tolyltrimethoxysilane, cyanoethyltrimethoxysilane, aminopropyltriethoxysilane, aminopropyltrimethoxysilane, acetoxypropyltrimethoxylsilane, phenyltrimethoxysilane, chloropropyltrimethoxysilane, mercaptopropyltrimethoxysilane, glycidoxypropyltrimethoxysilane, a silane quaternary ammonium compound, and a combination thereof.
22 . The method according to claim 15 , wherein the alkoxysilane is a silane quaternary ammonium compound.
23 . The method according to claim 15 , wherein the amphoteric surfactant or betaine surfactant is selected from the group consisting of an alkyl hydroxysultaines comprised of ethyl hydroxysultaine, propyl hydroxysultaine, butyl hydroxysultaine, pentyl hydroxysultaine, hexyl hydroxysultaine, heptyl hydroxysultaine, octyl hydroxysultaine, nonyl hydroxysultaine, decyl hydroxysultaine, undecyl hydroxysultaine, dodecyl hydroxysultaine, tetradecyl hydroxysultaine, hexadecyl hydroxysultaine, coco hydroxysultaine, or a mixture(s) thereof; amidoalkyl hydroxysultaines comprised of ethyl amido-propyl hydroxysultaine, propyl-amido-propyl hydroxysultaine, butyl-amido-propyl hydroxysultaine, pentyl-amido-propyl hydroxysultaine, amido-propyl hexyl hydroxysultaine, amido-propyl-heptyl hydroxysultaine, octyl-amido-propyl hydroxysultaine, nonyl-amido-propyl hydroxysultaine, decyl-amido-propyl hydroxysultaine, undecyl-amido-propyl hydroxysultaine, dodecyl amido-propyl hydroxysultaine, tetradecyl-amido-propyl hydroxysultaine, hexadecyl-amido-propyl hydroxysultaine, octadecyl-amido-propyl hydroxysultaine, hydroxysultaine coco-amido-propyl, and a combination thereof.
24 . The method according to claim 15 , wherein the amphoteric surfactant has a formula of:
wherein
R 1 =alkyl group, and
G=SO 3 − or COO − where G carries a sulfonate group or a carboxylate group that carries a negative charge.
25 . The method according to claim 15 , wherein the alkoxysilane has a chemical structure of:
wherein
R 2 , R 3 , R 4 and R 5 =alkyl, alkoxy, aminoalkyl, quaternary ammonium alkyl, or other functional alkyl group.
26 . The method according to claim 15 , wherein the formulation comprises the alkoxysilane in an amount in a range of 0.001% to 50% by weight of the formulation.
27 . The method according to claim 15 , wherein the formulation comprises the amphoteric or betaine surfactant in an amount in a range of 0.001% to 50% by weight of the formulation.
28 . The method according to claim 15 , wherein the carrier is water.
29 . The method according to claim 15 , further comprising an additive selected from the group consisting of an antimicrobial, rheology modifier, pH adjusting agent, colorant, preservative, extender, defoamer, brightener, fire retardant, a softener, a brightener, and a combination thereof.
30 . The method according to claim 29 , wherein the pH adjusting agent is selected from the group consisting of an acetic acid solution, a citric acid solution, NaOH, an ammonia solution, and a combination thereof.
31 . The method according to claim 15 , wherein the formulation has a pH in a range of from 2 to 13.
32 . The method according to claim 15 , wherein the antimicrobial is effective against a bacteria selected from the group consisting of S. aureus, M. osloensis, E. coli, K. pneumoniae , and a combination thereof.
33 . The method according to claim 29 , wherein the antimicrobial is selected from the group consisting of silver, triclosan, zinc pyrithione, metal salts and oxide, phenols, botanicals, halogens, peroxides, heterocyclic antimicrobials, other quaternary ammonium compounds, aldehydes, and a combination(s) thereof.
34 . The method according to claim 15 , wherein the textile having the formulation applied thereon has durable wicking, softening and antistatic properties from 1 and 200 home launderings (HLs).
35 . A textile having been treated with the formulation according to claim 1 .
36 . An article made from a textile having been treated with the formulation according to claim 1 .