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US 2017/0283554 A1Published application
Process for the preparation of eugenol polyethers that can be hydrosilylated and eugenol polyethersiloxanes and use thereof
AssigneeEvonik Degussa GmbH
InventorsMatthias LOBERT, Michael FERENZ, Katrin ROLAND, Thorsten SCHIERLE
Life of this patent
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Abstract
The present invention relates to a process for producing hydrosilylatable, eugenol-based polyethers, to the conversion thereof into polyether siloxanes and also to the products that may be produced by this process and to the use of said products as surfactants.
Claims15
1:
- A process for producing alkoxylation products,
- the process comprising:
- (1) reacting at least one epoxide with eugenol in the presence of at least one transition metal catalyst.
2:
- The process according to claim 1, wherein the at least one transition metal catalyst is a double metal cyanide catalyst.
3:
- The process according to claim 1, wherein at least one epoxide is at least one member selected from the group consisting of ethylene oxide, propylene oxide, isobutylene oxide, epichlorohydrin, 2,3-epoxy-1-propanol, butylene oxide, 2,3-epoxybutane, 2,3-dimethyl-2,3-epoxybutane, 1,2-epoxypentane, 1,2-epoxy-3-methylpentane, 1,2-epoxyhexane, 1,2-epoxycyclohexane, 1,2-epoxyheptane, 1,2-epoxyoctane, 1,2-epoxynonane, 1,2-epoxydecane, 1,2-epoxyundecane, 1,2-epoxydodecane, styrene oxide, 1,2-epoxycyclopentane, 1,2-epoxycyclohexane, vinylcyclohexene oxide, (2,3-epoxypropyl)benzene, vinyloxirane, 3-phenoxy-1,2-epoxypropane, 2,3-epoxy methyl ether, 2,3-epoxy ethyl ether, 2,3-epoxy isopropyl ether, 3,4-epoxybutyl stearate, 4,5-epoxypentyl acetate, 2,3-epoxypropane methacrylate, 2,3-epoxypropane acrylate, glycidyl butyrate, methyl glycidate, ethyl 2,3-epoxybutanoate, 4-(trimethylsilyl)butane 1,2-epoxide, 4-(triethylsilyl)butane 1,2-epoxide, 3-(perfluoromethyl)-1,2-epoxypropane, 3-(perfluoroethyl)-1,2-epoxypropane, 3-(perfluorobutyl)-1,2-epoxypropane, 3-(perfluorohexyl)-1,2-epoxypropane, 4-(2,3-epoxypropyl)morpholine, and 1-(oxiran-2-ylmethyl)pyrrolidin-2-one.
4:
- The process according to claim 1, wherein the at least one epoxide is at least one member selected from the group consisting of ethylene oxide and propylene oxide.
5:
- The process according to claim 4, wherein ethylene oxide and propylene oxide are employed in a molar ratio of from 3:1 to 1:3.
6:
- The process according to claim 1, further comprising co-reacting at least one further component selected from the group consisting of a cyclic anhydride, CO2, a glycidyl ether, and a lactone.
7:
- The process according to claim 1,
- wherein, during said (1) reacting, a further component is present, and
- wherein the process further comprises:
- (2) reacting at least one product from said (1) reacting with at least one Si—H functional siloxane.
1 more element
8:
- The process according to claim 7, wherein,
- during said (2) reacting at least one product from said (1) reacting is reacted with at least one Si—H functional siloxane and a further component that comprises a terminally unsaturated group.
9:
- A product of formula (I)
- where
- a=1 to 1000,
- b=0 to 1000,
- c=0 to 1000,
- d=0 to 1000,
- e=1 to 10,
- f=0 to 500,
- with the proviso that the sum of a+b+c+d+f is not less than 3 and
- with the proviso that the groups with the indices a, b, c, d, and f are freely permutable over the molecule chain and neither of the groups with the indices c and d may follow itself or the respective other group
- and with the proviso that the different monomer units and the fragments with the indices a, b and f may be in a blockwise structure with one another, where individual blocks may also occur multiple times and may be randomly distributed among one another, or else are subject to a random distribution and further are freely permutable with one another, in the sense that they may be arranged in any desired sequence, subject to the restriction that neither of the groups with the indices c and d may follow itself or the respective other group,
- and where
- R1=independently at each occurrence a hydrogen radical or a C1-C8 alkyl group,
- R2=independently at each occurrence a hydrogen radical, a C1-C20 alkyl group, an aryl or alkaryl group,
- or R1 and one of the radicals R2 may together form a ring which includes the atoms to which R1 and R2 are bonded,
- R3=independently at each occurrence a saturated or unsaturated, aliphatic or aromatic, hydrocarbon radical comprising 2 to 30 carbon atoms, which is optionally further substituted,
- R4, R7=independently at each occurrence hydrogen and/or an organic radical, or else optionally R4 and/or R7 may be absent, where, when R4 and R7 are absent, there is a C═C double bond in place of the radicals R4 and R7,
- the bridging fragment Z may be present or absent;
- when the bridging fragment Z is absent, then
- R5, R6=independently at each occurrence hydrogen and/or an organic radical, where, when one of the radicals R4 or R7 is absent, the respective geminal radical (i.e. R5 when R4 is absent and R6 when R7 is absent) is an alkylidene radical;
- when the bridging fragment Z is present, then
- R5, R6=hydrocarbon radicals which are bridged cycloaliphatically or aromatically via fragment Z, where Z represents a divalent alkylene or alkenylene radical which may be further substituted,
- R10=independently at each occurrence a hydrogen radical or a C1-C8 alkyl group or an ester group —C(O)—R11 or an acetoacetate group —C(O)—CH2—C(O)—R12 or a silyl ether group —Si(R13)3 or a urethane group —C(O)—N—(R14)2 where
- R11, R12, R13=independently at each occurrence a linear or branched, saturated or unsaturated, optionally further substituted C1-C30 alkyl group, an aryl or alkaryl group, and
- R14=independently at each occurrence hydrogen and/or a linear or branched, saturated or unsaturated, optionally further substituted C1-C30 alkyl group, an aryl or alkaryl group,
- wherein the product is obtained by a process according to claim 1.
23 more elements
10:
- A product of formula (II)
- MgM′hDiD′jD″mTkQl formula (II)
- are those where
- M=[R153SiO1/2]
- M′=[R16R152SiO1/2]
- D=[R152SiO2/2]
- D′=[R16R15SiO2/2]
- D″=[R17R15SiO2/2]
- T=[R15SiO3/2]
- Q=[SiO4/2]
- g=0-20,
- h=0-20,
- i=0-1000,
- j=0-20,
- k=0-20,
- l=0-20,
- m=0-20,
- with the proviso that the sum of g+h+i+j+k+l+m is not less than 3 and that the sum of h+j≧1
- and
- R15=independently at each occurrence identical or different C1-C16 hydrocarbon radicals, or H,
- R16=independently at each occurrence identical or different polyether radicals, with the proviso that at least 10% of the radicals are eugenol-based polyether radicals;
- R17=independently at each occurrence identical or different C1-C16 hydrocarbon radicals which also comprise heteroatoms and may be further substituted,
- wherein the product is obtained by a process according to claim 7.
20 more elements
11:
- The product according to claim 9, wherein, in the formulae (I), the fragment with the index b is at least one member selected from the group consisting of methyl glycidyl ether, ethyl glycidyl ether, propyl glycidyl ether, butyl glycidyl ether, isobutyl glycidyl ether, tert-butyl glycidyl ether, 2-pentyl glycidyl ether, 3-pentyl glycidyl ether, 2-methylbutyl glycidyl ether, 3-methylbutyl glycidyl ether, 2-methyl-2-butyl glycidyl ether, 3-methyl-2-butyl glycidyl ether, 2,2-dimethylpropyl glycidyl ether, hexyl glycidyl ether, heptyl glycidyl ether, octyl glycidyl ether, 2-ethylhexyl glycidyl ether, 2-propylheptyl glycidyl ether, 2-butyloctanyl glycidyl ether, 2-methylundecyl glycidyl ether, 2-propylnonyl glycidyl ether, 2-ethyldecyl glycidyl ether, 2-pentylheptyl glycidyl ether, 2-hexyldecyl glycidyl ether, 2-butyltetradecyl glycidyl ether, 2-dodecylhexadecyl glycidyl ether, 2-tetradecyloctadecyl glycidyl ether, 3,5,5-trimethylhexyl glycidylether, isononanyl glycidyl ether, isotridecyl glycidyl ether, isomyristyl glycidyl ether, isostearyl glycidyl ether, 2-octyldodecyl glycidyl ether, triphenylmethyl glycidylether, C(O)—(CH2)5—C—(CH3)3 glycidyl ether, C12/C14-alkyl glycidyl ether, phenyl glycidyl ether, cresyl glycidyl ether, tert-butylphenyl glycidyl ether, benzyl glycidyl ether, 3-glycidyloxypropyl-trimethoxysilan, 3-glycidyloxypropyltriethoxysilane, 3-glycidyloxypropyltripropoxysilane, 3-glycidyloxypropyltriisopropoxysilane, bis(3-glycidyloxypropyl)dimethoxysilane, bis(3-glycidyloxypropyl)diethoxysilane, 3-glycidyloxyhexyltrimethoxysilane, 3-glycidyloxyhexyltriethoxysilane, 3-glycidyloxypropylmethyldimethoxysilane, and 3-glycidyloxypropylethyldiethoxysilane.
12-15. (canceled)
16:
- The product according to claim 10, wherein the eugenol-based polyether radicals correspond to general formula (III)
- and non-eugenol-based polyethers correspond to radicals of general formula (IV),
- and wherein, in formulae (II), (III), and (IV), the fragment with the index b is at least one member selected from the group consisting of methyl glycidyl ether, ethyl glycidyl ether, propyl glycidyl ether, butyl glycidyl ether, isobutyl glycidyl ether, tert-butyl glycidyl ether, 2-pentyl glycidyl ether, 3-pentyl glycidyl ether, 2-methylbutyl glycidyl ether, 3-methylbutyl glycidyl ether, 2-methyl-2-butyl glycidyl ether, 3-methyl-2-butyl glycidyl ether, 2,2-dimethylpropyl glycidyl ether, hexyl glycidyl ether, heptyl glycidyl ether, octyl glycidyl ether, 2-ethylhexyl glycidyl ether, 2-propylheptyl glycidyl ether, 2-butyloctanyl glycidyl ether, 2-methylundecyl glycidyl ether, 2-propylnonyl glycidyl ether, 2-ethyldecyl glycidyl ether, 2-pentylheptyl glycidyl ether, 2-hexyldecyl glycidyl ether, 2-butyltetradecyl glycidyl ether, 2-dodecythexadecyl glycidyl ether, 2-tetradecyloctadecyl glycidyl ether, 3,5,5-trimethylhexyl glycidylether, isononanyl glycidyl ether, isotridecyl glycidyl ether, isomyristyl glycidyl ether, isostearyl glycidyl ether, 2-octyldodecyl glycidyl ether, triphenylmethyl glycidylether, C(O)—(CH2)5—C—(CH3)3 glycidyl ether, C12/C14-alkyl glycidyl ether, phenyl glycidyl ether, cresyl glycidyl ether, tert-butylphenyl glycidyl ether, benzyl glycidyl ether, 3-glycidyloxypropyl-trimethoxysilan, 3-glycidyloxypropyltriethoxysilane, 3-glycidyloxypropyltripropoxysilane, 3-glycidyloxypropyltriisopropoxysilane, bis(3-glycidyloxypropyl)dimethoxysilane, bis(3-glycidyloxypropyl)diethoxysilane, 3-glycidyloxyhexyltrimethoxysilane, 3-glycidyloxyhexyltriethoxysilane, 3-glycidyloxypropylmethyldimethoxysilane, and 3-glycidyloxypropylethyldiethoxysilane.
17:
- A method of dispersing a compound in a condensed fluid medium, the method comprising:
- mixing the compound and a product according to claim 9 in a condensed fluid medium.
18:
- A method of dispersing a compound in a condensed fluid medium, the method comprising:
- mixing the compound and a product according to claim 10 in a condensed fluid medium.