Hyrophilic ethylene oxide free emulsifier comprising dendrimeric polyhydroxylated ester moieties
US-2016102179-A1 · Apr 14, 2016 · US
US9988404B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9988404-B2 |
| Application number | US-201615092751-A |
| Country | US |
| Kind code | B2 |
| Filing date | Apr 7, 2016 |
| Priority date | Apr 7, 2016 |
| Publication date | Jun 5, 2018 |
| Grant date | Jun 5, 2018 |
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There is provided herein a polyalkylene-oxide-free surfactant composition comprising an ester-modified organosilicon having the general formula (I) AO a R 4 b (BO c R 11 d ) e (C) f D g . There is also provided methods for making the ester-modified organosilicon (I) and agricultural, coating, personal care and home care applications containing the polyalkylene-oxide-free surfactant composition.
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What is claimed is: 1. A polyalkylene-oxide-free surfactant composition comprising an ester-modified organosilicon having the formula (I): AO a R 4 b (BO c R 11 d ) e (C) f D g (I) where A=R 1 R 2 R 3 Si— B=—Si(R 5 )(R 6 )— C=R 7 R 8 R 9 Si— D=—O(R 14 ) p R 19 where R 4 and R 11 are each independently selected from a branched or linear divalent hydrocarbon radical of 1 to 12 carbons, subscripts a, b, c, d, e, f, g and p are each 0 or 1 and subject to the following provisos: a+b=1; when e=1, c+d=1; and, when g=1, then a+e+f=0; R 1 R 2 R 3 R 5 R 7 R 8 are each independently selected from the group consisting of monovalent hydrocarbon radicals having from 1 to 8 carbon atoms, and an aryl or alkaryl hydrocarbon radical of from 6 to 12 carbon atoms, and R 10 ; where each R 10 is independently selected from the group consisting of branched monovalent hydrocarbon radicals of from 3 to 6 carbon atoms; R 6 and R 9 are each independently selected from the group consisting of linear or branched monovalent hydrocarbon radicals containing from 1 to 8 carbon atoms, and R 12 , provided that in formula (I) R 6 and R 9 are different and one of R 6 and R 9 is R 12 , wherein R 12 is —R 13 O(R 14 ) p R 19 or a cyclohexyl group of the formula (Q): where R 13 is selected from a branched or linear divalent hydrocarbon radical containing from 3 to 12 carbon atoms, which is optionally —OH substituted; R 14 is selected from —CH 2 CH(R 20 )CH 2 O—, —CH 2 (CH 2 ) x CH(R 20 )CH 2 O—, and a bridging group of the formula (Y): —[C 2 H 4 O] h —[C 3 H 6 O] i —[C 4 H 8 O] j —[C 2 H 4 O] k —[CH 2 CH(R 20 )CH 2 O] n — (Y); wherein subscripts h, i, j, and k are zero or one and satisfy the following relationships: 0≤h+i+j+≤1, and 0≤h+k≤1 R 20 is H, OH or —OR 19 , subscript x is from 1 to 9, subscripts p and n are 0 or 1, and R 15 and R 16 are each independently selected from H or methyl; R 17 and R 18 are each independently OH or —OR 19 ; provided that in formula (Q) R 17 and R 18 are the same or different, and at least one of R 17 and R 18 is OR 19 , where R 19 is derived from the esterification of the corresponding hydroxy carboxylic acid or a mixture of corresponding hydroxy carboxylic acids, which hydroxy carboxylic acid(s) contain(s) from 2 to 8 carbon atoms, and where R 19 is of the formula (Z): —C(═O)—CR 21 R 22 R 23 (Z) where R 21 , R 22 , R 23 are each independently selected from H, —OH, —CH 2 OH, —OZ, —(R 24 ) m O—R 27 , —CH 3 , —CH 2 CH 3 , and —(R 24 ) m O—C(═O)(CR 25 R 26 ) t CH 2 OR 27 where R 24 is a divalent hydrocarbon radical of 1 to 3 carbon atoms, R 25 and R 26 are each independently selected from H, —OH, —CH 2 OH, —OZ, —(R 24 ) m O—R 27 , —CH 3 , —CH 2 CH 3 , and —(R 24 ) m O—C(═O)—(CR 25 R 26 ) t CH 2 OR 27 R 27 is independently selected from H, Z, —CH 2 OH, —CH 3 , —CH 2 CH 3 , and [—C(═O)(CR 25 R 26 ) t CH 2 O] w —R 29 , R 29 is independently selected from H, —CH 2 OH, —CH 3 , and —CH 2 CH 3 subscript m is 0 to 3, t is 1 to 5 and w is 1 to 5; the number of Z groups in R 19 is between 1 and 10; and, provided that when any one or more of R 21 , R 22 and R 23 are of the formula —(R 24 ) m O—C(═O)—(CR 25 CR 26 ) t CH 2 OR 27 that R 21 , R 22 or R 23 group contains from 1 to 10 —(R 24 ) m O—C(═O)—(CR 25 CR 26 ) t CH 2 OR 27 groups; and provided that ester-modified organosilicon having the formula (I) contains an R 19 group. 2. The composition of claim 1 wherein the ester-modified organosilicon is of the formula (II): AOC (II) wherein: A=R 1 R 2 R 3 Si— C=R 7 R 8 R 9 Si— wherein each of R 2 , R 3 , R 7 and R 8 are methyl, R 1 is a neo-hexyl group containing six carbon atoms, R 9 is R 12 , where R 12 is —R 13 O(R 14 ) p R 19 where —R 13 is a divalent hydrocarbon radical having 3 carbon atoms, R 14 is —CH 2 CH(R 20 )CH 2 O—, R 20 is OH, R 19 is —C(═O)—CR 21 R 22 R 23 formula (Z), where R 22 is methyl R 21 and R 23 are —(R 24 ) m O—R 27 , where R 24 is a divalent hydrocarbon of 1 to 3 carbon atoms, R 27 is Z or H, providing that the number of Z groups in R 19 is about 3 to 4, subscripts m and p are 1; and, the hydroxy acid is selected from dimethylol propionic acid, glycolic acid, gluconic acid and lactic acid. 3. The composition of claim 1 wherein the ester-modified organosilicon is of the formula (III): AR 4 C (III) wherein A=R 1 R 2 R 3 Si— C=R 7 R 8 R 9 Si— where R 1 , R 2 , R 3 , R 7 and R 8 are methyl, R 4 is —CH 2 CH 2 —, R 9 is R 12 , where R 12 is —R 13 O(R 14 ) p R 19 where —R 13 is a divalent hydrocarbon radical having 3 carbon atoms, R 14 is —CH 2 CH(R 20 )CH 2 O—, R 20 is OH, R 19 is —C(═O)—CR 21 R 22 R 23 formula (Z), where R 22 is methyl R 21 and R 23 are —(R 24 ) m O—R 27 , where R 24 is a divalent hydrocarbon of 1 to 3 carbon atoms, R 27 is Z or H, providing that the number of Z groups in R 19 is about 3 to 4; subscripts m and p are 1; and, the hydroxy acid is selected from dimethylol propionic acid, glycolic acid, gluconic acid and lactic acid. 4. The composition of claim 1 wherein the ester-modified organosilicon is of the formula (IV): AR 4 BOC (IV) wherein A=R 1 R 2 R 3 Si— B=—Si(R 5 )(R 6 )— C=R 7 R 8 R 9 Si— R 1 , R 2 , R 3 , R 7 and R 8 are methyl, R 4 is —CH 2 CH 2 —, R 5 is selected from the group consisting of a monovalent hydrocarbon radical having from 1 to 8 carbon atoms, and an aryl or alkaryl hydrocarbon radical of from 6 to 12 carbon atoms, and R 10 , where R 10 is selected from the group consisting of branched monovalent hydrocarbon radicals of from 3 to 6 carbon atoms, R 6 is selected from the group consisting of linear or branched monovalent hydrocarbon radicals containing from 1 to 8 carbon atoms, R 9 is R 12 , where R 12 is —R 13 O(R 14 ) p R 19 where —R 13 is a divalent hydrocarbon radical having 3 carbon atoms, R 14 is —CH 2 CH(R 20 )CH 2 O—, R 20 is OH, R 19 is —C(═O)—CR 21 R 22 R 23 formula (Z), where R 22 is methyl, R 21 and R 23 are —(R 24 ) m O—R 27 , where R 24 is a divalent hydrocarbon of 1 to 3 carbon atoms, R 27 is Z or H, providing that the number of Z units in R 19 is about 4 to 6, subscripts m and p are 1; and, the hydroxy acid is selected from dimethylol propionic acid, glycolic acid, gluconic acid and lactic acid. 5. The composition of claim 1 wherein the ester-modified organosilicon is of the formula (V): AR 4 C (V) wherein A=R 1 R 2 R 3 Si— C=R 7 R 8 R 9 Si— R 1 , R 2 , R 3 , R 7 and R 8 are methyl, R 4 is —CH 2 CH 2 —, R 9 is R 12 , where R 12 is —R 13 OR 19 where —R 13 is a divalent hydrocarbon radical having 3 carbon atoms, R 19 is —C(═O)—CR 21 R 22 R 23 formula (Z), wherein R 21 and R 23 are H, R 22 is —(R 24 ) m O—R 27 , where R 24 is a divalent hydrocarbon of 1 to 3 carbon atoms, R 27 is Z or H providing that the number of Z groups in R 19 is about 4 to 5, subscript m is 1; and, the hydroxy acid is selected from dimethylol propionic acid, glycolic acid, gluconic acid and lactic acid. 6. The composition of claim 1 wherein the ester-modified organosilicon is of the formula (VI): AOBOC (VI) wherein, A=R 1 R 2 R 3 Si— B=—Si(R 5 )(R 6 )— C=R 7 R 8 R 9 Si— R 1 , R 2 , R 3 , R 7 , R 8 and R 9 are methyl R 5 is selected from the group consisting of a monovalent hydrocarbon radical having from 1 to 8 carbon atoms, and an aryl or alkaryl
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