Abstract: An elastomer has the general structure of: where: subscript a is 50-500, b is 1-10, c is 2-30, R1 has the structure: —CH2(CH2)nO(CH2)pCH(OH)(CH2)qNR2R2? where n, p and q are each independently 1-5 and R2 and R2? are independently selected from alkyl and hydroxyalkyl groups having 1-5 carbon atoms; where X is a crosslinker remnant bound to a siloxane unit corresponding to subscript c of a siloxane backbone polymer in addition to the one shown so that the crosslinker remnant in each occurrence is a reaction product with two siloxane backbone polymers, wherein the crosslinker is selected from a group consisting of primary organic dienes, divinyl siloxane and polyoxyalkylenes wherein at least two X components correspond to crosslinker remnants connecting the same two siloxane backbone polymers.

Abstract: A method for preparing an amino-functional polydiorganosiloxane employs a removable catalyst. The method differs from previous methods in the selection of catalyst, order of addition of catalyst with respect to other starting materials, and catalyst removal.

Abstract: A method for preparing an amino-functional polydiorganosiloxane employs a removable catalyst. The method differs from previous methods in the selection of catalyst, order of addition of catalyst with respect to other starting materials, and catalyst removal.

Abstract: A cosmetic composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) a branched organosiloxane; (b) a crosslinking agent; and (c) a hydrosilylation catalyst. The cosmetic composition further comprises (B) a carrier fluid. A method of preparing the cosmetic composition is also disclosed.

Abstract: A composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) an organohydrogensiloxane having an average of at least two silicon-bonded hydrogen atoms per molecule; (b) a crosslinking agent having an average of at least two ethylenically unsaturated groups per molecule; and (c) a hydrosilylation catalyst. The reaction product is formed in the in the presence of (d) a silicone polyether polymer; and (e) particles. The composition further comprises (B) a carrier fluid. The (e) particles are dispersed in the (A) silicone elastomer in the composition. A method of preparing the composition is also disclosed.

Abstract: A Crosslinked Aminosilicone Polymer is useful in personal care applications, particularly hair care or textile treatment. A process for making the Crosslinked Aminosilicone Polymer is also described.

Abstract: A composition comprising an MQ resin having a silanol index of at least 1300 and a polysiloxane comprising polyether units.

Abstract: A composition comprising an MQ resin having a silanol index no greater than 300 and a polysiloxane having a viscosity of at least 600,000 cSt at 25° C. or a solid silicone polyamide.

Abstract: An elastomer has the general structure of: where: subscript a is 50-500, b is 1-10, c is 2-30, R1 has the structure: —CH2(CH2)nO(CH2)pCH(OH)(CH2)qNR2R2? where n, p and q are each independently 1-5 and R2 and R2? are independently selected from alkyl and hydroxyalkyl groups having 1-5 carbon atoms; where X is a crosslinker remnant bound to a siloxane unit corresponding to subscript c of a siloxane backbone polymer in addition to the one shown so that the crosslinker remnant in each occurrence is a reaction product with two siloxane backbone polymers, wherein the crosslinker is selected from a group consisting of primary organic dienes, divinyl siloxane and polyoxyalkylenes wherein at least two X components correspond to crosslinker remnants connecting the same two siloxane backbone polymers

Abstract: This invention relates to a cosmetic composition comprising: (A) a film forming composition that can produce a tack free surface comprising: (I) a hydrosilylation reaction product of: (a) a silicone resin having the formula: (R1R22SiO1/2)w(R1R3SiO2/2)x(R1R2SiO3/2)y(SiO4/2)z wherein R2 is a C1 to C10 hydrocarbon group free of aliphatic unsaturation, R1 is R2 or an alkenyl group, w is from 0.3 to 0.6, x is from 0.0 to 0.2, y is 0, z is from 0.4 to 0.7, w+x+y+z=1.0, and w+z is from 0.85 to 1.

Abstract: This invention relates to a film forming composition that can produce a tack free surface comprising: (I) a hydrosilylation reaction product of: (a) a silicone resin having the formula: (R1R22SiO1/2)w(R1R2SiO2/2)x(R2SiO3/2)y(SiO4/2)z wherein R2 is C1 to C10 hydrocarbon group free of aliphatic unsaturation, R1 is R2 or an alkenyl group, w is from 0.3 to 0.6, x is from 0.0 to 0.2, y is 0, z is from 0.4 to 0.7, w+x+y+z=1.0, and w+z is from 0.85 to 1.

Abstract: A composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) an organohydrogensiloxane having an average of at least two silicon-bonded hydrogen atoms per molecule; (b) a crosslinking agent having an average of at least two ethylenically unsaturated groups per molecule; and (c) a hydrosilylation catalyst. The reaction product is formed in the in the presence of (d) a silicone polyether polymer; and (e) particles. The composition further comprises (B) a carrier fluid. The (e) particles are dispersed in the (A) silicone elastomer in the composition. A method of preparing the composition is also disclosed.

Abstract: A cosmetic composition comprises (A) a silicone elastomer. The (A) silicone elastomer comprises the reaction product of: (a) a branched organosiloxane; (b) a crosslinking agent; and (c) a hydrosilylation catalyst. The cosmetic composition further comprises (B) a carrier fluid. A method of preparing the cosmetic composition is also disclosed.

Abstract: A cosmetic composition is provided that includes an elastomer and at least one cosmetic component optionally in a cosmetically acceptable medium. The elastomer is according to the general formula: A-B-A or B-A-B, wherein each A independently comprises a polysiloxane moiety having at least two siloxy (Si—O) groups and wherein each B independently comprises a moiety, or a precursor thereof, having at least two carboxyl groups and wherein B is bonded to a silicon atom in A.

Abstract: A cross-linked composition comprises the reaction product of a first reactant having at least one hydroxyl or amine (functional) group, a second reactant having at least one hydroxyl or amine (functional) group, and a siloxane having at least two terminal anhydride groups reactive with the functional groups of the first and second reactants. The first reactant is selected from the group of first siloxanes having at least one hydroxyl or amine group, a first organic alcohol having at least one hydroxyl group, a first organic amine having at least one amine group, or combinations thereof. The second reactant is selected from the group of second siloxanes having at least one hydroxyl or amine group, a second organic alcohol having at least one hydroxyl group, a second organic amine having at least one amine group, or combinations thereof. If utilized, the first siloxanes and/or second siloxanes are different from the siloxane.

Abstract: A cross-linked composition comprises the reaction product of siloxanes having pendant anhydride groups and a reactant having hydroxyl and/or amine functional groups. The cross-linked composition can be of the following general formula (I): (I). Refer to formula (1) Each X can be of the following general formula (i): (i). Refer to formula (i) Each of W and W* is independently an oxygen atom or N—R, with R independently being a hydrogen atom or R1. Each of Y, R3, and R13 is an independently selected divalent group. Each of R1, R11, R4, R14, R5, and R15 is an independently selected substituted or unsubstituted hydrocarbyl group. Each of w and ww, and each of y and yy, is an independently selected integer from 0 to 1,000. Each of x and xx is an independently selected integer from 1 to 100. Typically, w and y are not simultaneously 0, and ww and yy are not simultaneously 0.

Abstract: A cosmetic composition is provided that includes an elastomer and at least one cosmetic component optionally in a cosmetically acceptable medium. The elastomer is according to the general formula: A-B-A or B-A-B, wherein each A independently comprises a polysiloxane moiety having at least two siloxy (Si—O) groups and wherein each B independently comprises a moiety, or a precursor thereof, having at least two carboxyl groups and wherein B is bonded to a silicon atom in A.

Abstract: A cross-linked composition comprises the reaction product of siloxanes having pendant anhydride groups and a reactant having hydroxyl and/or amine functional groups. The cross-linked composition can be of the following general formula (I): (I). Refer to formula (1) Each X can be of the following general formula (i): (i). Refer to formula (i) Each of W and W* is independently an oxygen atom or N—R, with R independently being a hydrogen atom or R1. Each of Y, R3, and R13 is an independently selected divalent group. Each of R1, R11, R4, R14, R5, and R15 is an independently selected substituted or unsubstituted hydrocarbyl group. Each of w and ww, and each of y and yy, is an independently selected integer from 0 to 1,000. Each of x and xx is an independently selected integer from 1 to 100. Typically, w and y are not simultaneously 0, and ww and yy are not simultaneously 0.

Abstract: A cross-linked composition comprises the reaction product of a first reactant having at least one hydroxyl or amine (functional) group, a second reactant having at least one hydroxyl or amine (functional) group, and a siloxane having at least two terminal anhydride groups reactive with the functional groups of the first and second reactants. The first reactant is selected from the group of first siloxanes having at least one hydroxyl or amine group, a first organic alcohol having at least one hydroxyl group, a first organic amine having at least one amine group, or combinations thereof. The second reactant is selected from the group of second siloxanes having at least one hydroxyl or amine group, a second organic alcohol having at least one hydroxyl group, a second organic amine having at least one amine group, or combinations thereof. If utilized, the first siloxanes and/or second siloxanes are different from the siloxane.

Abstract: The invention relates to a process for producing siloxanes comprising reacting at least two siloxanes in the presence of an ion exchange resin catalyst comprising from 6 to 19 weight %, based upon the dry weight of the ion exchange resin catalyst, water, at a temperature from ambient to 110° C. The invention also relates to a process for reusing the ion exchange resin catalyst after the reacting of the at least two siloxanes in the presence of the ion exchange resin catalysts comprising adding water to the ion exchange resin catalyst to readjust the water content to from 6 to 19 weight % water, based on the dry weight of the catalyst, and then reacting at least two siloxanes in the presence of the readjusted water content ion exchange resin catalyst.