Abstract: An object of the present invention is to provide a curable composition that can be used as sealing materials, adhesives, and the like, has excellent curing properties, and gives a cured product excellent in elongation properties. The object can be attained by means of a curable composition comprising: a reactive silyl group-containing polyether polymer (A) that contains a reactive silyl group with high activity (e.g., (ClCH2)(CH3O)2Si—, (CH3OCH2)(CH3O)2Si—, or CH3(CH3O)2Si—CH2—NH—C(?O)—); and a reactive silyl group-containing polyether polymer (B) that contains a reactive silyl group (e.g., CH3(CH3O)2Si— or (CH3O)3Si—) different from that mentioned above and/or a (meth)acrylic polymer (C) containing a reactive silyl group that is not particularly limited.

Abstract: A cross-linkable silicone composition comprising at least the following components: (A) an organopolysiloxane represented by an average unit formula and containing phenyl and alkenyl groups; (B) an organopolysiloxane represented by a general formula and containing phenyl and alkenyl groups; (C) an organopolysiloxane having in one molecule at least one phenyl group and two silicon-bonded hydrogen atoms; and (D) a hydrosilylation catalyst, can be cross-linked by a hydrosilylation reaction and forms a solid body which has high hardness at room temperature and becomes significantly soft or a liquefied at high temperature.

Abstract: Silicone-based nanocomposites that include a plurality of multimodal nanoparticles dispersed within a silicone-based polymeric matrix are provided. Each of the multimodal nanoparticle has a first plurality of long silicone compatible polymeric chains and a second plurality of short silicone compatible polymeric chains grafted onto a surface of a nanoparticle (e.g., an inorganic nanoparticle, such as silica, alumina, titania, indium tin oxide, CdSe, etc.), with the short silicone compatible polymeric chains present on each multimodal nanoparticle at a higher grafting density than the long silicone compatible polymeric chains. Methods are also provided for forming a silicone-based nanocomposite.

Abstract: Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.

Abstract: A gunnable adhesive composition includes a silicone resin and an organopolysiloxane, or a reaction product thereof; as well as a filler and a solvent. The silicone resin and the organopolysiloxane are present in amounts to provide a resin/polymer ratio ranging from 58% to 64%. The gunnable adhesive composition may be applied to low surface energy substrates at ambient temperatures without primer or other surface treatment. The gunnable adhesive composition and adhesive product thereof are useful in weather barrier applications, such as building wraps.

Abstract: Provided is a curable composition having excellent water vapor permeability, which enables to protect a building from rainwater or moisture in the air and release the water accumulated on the side of the base of the building, to the outside. Also provided is a curable composition which has easy workability and is less likely to allow migration or exudation of a plasticizer to the surface of the cured product. Also provided is a liquid waterproof coating material having moisture permeability which contains the curable composition. The curable composition includes an organic polymer (I) that has less than one hydrolyzable silyl group per molecule on average and contains 5 to 80 wt % of oxyethylene units.

Abstract: This invention relates to the treatment of a carbon based filler with a hydrolysable silane to modify the surface of the filler. It also relates to a carbon based filler modified by treatment with a hydrolysable silane, and to polymer compositions containing such a modified carbon based filler.

Abstract: A polyorganosiloxane composition, an encapsulation material, and an electronic device, the polyorganosiloxane composition including a linear first polyorganosiloxane resin including a moiety represented by the following Chemical Formula 1 and a moiety represented by the following Chemical Formula 2, the first polyorganosiloxane resin including double bonds at both terminal ends thereof, and a second polyorganosiloxane resin having a three dimensional network structure,

Abstract: A premixed composition is formed from modified polyacrylate polymer, silicone emulsion, one or more amine compounds, and silane, that cures rapidly to form a composition that can be used as a grout or coating. The premixed composition includes a latex resin including an acrylic-based polymer, a silicone emulsion, one or more amine compounds, and a silane, and optionally various fillers, pigments, and adjuvants. These components in the proper proportions form a stable viscous suspension that can be floated into tile joints, and cleaned from an adjacent tile surface. The composition rapidly cures to form a hard mass that is resistant to abrasion, in both dry and wet conditions, is color consistent, and is resistant to staining.

Abstract: A two-part curable liquid silicone rubber composition comprises a first liquid composition and a second liquid composition. The first and second liquid compositions are stored separately and yield, upon mixing, a silicone rubber forming composition. The silicone rubber composition comprises: (A) an alkenyl group-containing organopolysiloxane comprising (A-1) an organopolysiloxane having only a silicon-bonded alkenyl group at each molecular terminal and (A-2) an organopolysiloxane having from 1 to 4 silicon-bonded alkenyl groups in side molecular chains and containing not greater than 2.0 wt. % of alkenyl groups; (B) a calcium carbonate powder; (C) a hydrosilylation reaction catalyst; and (D) an organohydrogenpolysiloxane having silicon-bonded hydrogen atoms.

Abstract: The present invention relates to a B-stageable silicone adhesive having microencapsulation. The encapsulated B-stageable silicone adhesive allows lengthening the assembly time between applying the adhesive and lamination. Although exemplified with silicone adhesives, the inventive encapsulated adhesive concept has potentially broad applicability to other types of adhesives.

Abstract: Silicone composites subject to reticulation or reticulated, particularly for creating a coating or water-repellent and anti-adhesive film for flexible substrates such as paper or similar in the form of natural or synthetic polymer films. These compounds contain reticulating polyorganosiloxanes that have SiH units and unsaturated polyorganosiloxanes, preferably vinylated, suitable for reacting with the reticulating agent in an addition reaction and in the presence of platinum to form the reticulated anti-adhesive coating on the flexible substrate, plus at least one additive (D) to promote adhesion to it.

Abstract: A composite material which is elastic, which exhibits a resistive load under deformation which increases with the rate of deformation, which is unfoamed or foamed, comminuted or uncomminuted and which comprises i) a first polymer-based elastic material and ii) a second polymer-based material, different from i), which exhibits dilatancy in the absence of i) wherein ii) is entrapped in a solid matrix of i), the composite material being unfoamed or, when foamed, preparable by incorporating ii) with i) prior to foaming.

Abstract: A curable silicone composition comprises (A) (A-1) a dialkylpolysiloxane that has at least two alkenyl groups in each molecule and a viscosity of at least 1,000 mPa·s to not more than 50,000 mPa·s and (A-2) an alkenyl-containing, resin-form organopolysiloxane that comprises the SiO4/2 unit, R12R2SiO1/2 unit, and R13SiO1/2 unit wherein R1 is alkyl and R2 is alkenyl and that contains the alkenyl group in the range from at least 0.5 mass % to less than 3.5 mass %; (B) an organopolysiloxane that has at least three silicon-bonded hydrogen atoms; and (C) a hydrosilylation reaction catalyst. The curable composition provides a highly transparent cured silicone material that has a hardness in the range from at least 30 to not more than 80, a parallel light transmittance at 25° C. of at least 90%, and a parallel light transmittance at 200° C. that is at least 99% of the parallel light transmittance at 25° C.

Abstract: The present invention relates to a method for preparing a silica grafted with an organosilicon compound, to a grafted silica obtained according to said method and to the use thereof in compositions of silicone crosslinkable into an elastomer.

Abstract: A curable silicone composition comprises (A) (A-1) an alkenyl-containing dialkylpolysiloxane and a viscosity of at least 1,000 mPa·s to not more than 20,000 mPa·s and (A-2) an alkenyl-containing, resin-form organopolysiloxane that comprises the SiO4/2 unit, R12R2SiO1/2 unit, and R13SiO1/2 unit wherein R1 is alkyl and R2 is alkenyl, that contains from 2.5 to 5.0 mass % alkenyl group, and that has a ratio for the total number of moles of R12R2SiO1/2 and R13SiO1/2 units to 1 mole of the SiO4/2 unit in the range from 0.70 to 1.10; (B) an organopolysiloxane that contains at least 0.9 mass % silicon-bonded hydrogen; and (C) a hydrosilylation reaction catalyst. The curable composition provides a bending-tolerant and highly transparent cured silicone material that has a hardness in the range from 80 to 95, and a parallel light transmittance at 200° C. of a value that is at least 99% of the parallel light transmittance at 25° C.

Abstract: A convenient, practical method for forming elastomers from dual functional siloxanes that cure by a step-growth mechanism is provided. The method involves preparing a first mixture containing a first telechelic siloxane and a hydrosilylation catalyst; preparing a second mixture containing a second telechelic siloxane and a dual functional siloxane having two different polymer termini; and reacting the first mixture with the second mixture to produce the siloxane elastomer. The first and second mixtures may be stored separately until time of use.

Abstract: The general field of the invention is that of airbags. The invention relates to a process for improving the tear strength and the combing strength of coated fabrics intended for uses in the field of inflatable bags, using a silicone composition comprising an additive consisting of a polyorganosiloxane resin (V) and a calcium carbonate. After coating the composition onto the fabric supports and curing, the coated supports not only have optimum adhesion and crease resistance properties, but also have good properties in terms of combing strength and tear strength.

Abstract: Storage-stable reactive inorganic clusters and a process for preparing such storage-stable reactive inorganic clusters (e.g., silica structures) having, for example, reactive amino groups. The storage-stable reactive inorganic clusters may be used as a curing agent for thermosetting resin compositions such as epoxy resins.

Abstract: An epoxy resin composition including (A) an epoxy resin that is solid at room temperature and has a softening point of 40° C. to 110° C., (B) a curing agent that is solid at room temperature and has a softening point of not less than 40° C. to 110° C., (C) a curing accelerator, (D) an inorganic filler having a mass-average particle size of 0.05 to 5 ?m, (E) a diluent, and (F) a specific dimethyl silicone, in which at least one of the component (A) and the component (B) is silicone-modified is provided. The composition can be used in a silicon chip die attach method or to produce a semiconductor device containing a silicon chip, a substrate and a cured product of the composition, in which the silicon chip is bonded to the substrate via the cured product.

Abstract: The present invention is a curable organopolysiloxane composition containing (A) a compound shown by the following average composition formula (1), wherein R1 represents an aliphatic unsaturated group, R2 represents a monovalent hydrocarbon group, R3 represents an aliphatic hydrocarbon group, Ar represents an aryl group, and “n” and “m” represent positive numbers which satisfy n?1, m?1, and n+m?10, (B) a hydrogen atom-containing organic silicon compound having at least two silicon atom-bonded hydrogen atoms per one molecule while not having an aliphatic unsaturated group, and (C) a hydrosilylation catalyst which contains a platinum group metal. Thereby, there can be provided a curable organopolysiloxane composition which can give a cured product having high transparency, high refractive index, and excellent thermal shock resistance; an optical device sealing material; and an optical device.

Abstract: A silicone resin composition contains a cage octasilsesquioxane having a group represented by the following formula (1), an alkenyl group-containing polysiloxane containing an alkenyl group having a number of moles larger than that of a hydrosilyl group in the cage octasilsesquioxane, a hydrosilylation catalyst, and an organohydrogenpolysiloxane. (where, in formula, R1 represents a monovalent hydrocarbon group selected from a saturated hydrocarbon group and an aromatic hydrocarbon group. R2 represents hydrogen or a monovalent hydrocarbon group selected from a saturated hydrocarbon group and an aromatic hydrocarbon group. The molar ratio of the monovalent hydrocarbon group:hydrogen in R2 in the cage octasilsesquioxane as a whole is, as an average value, in the range of 6.5:1.5 to 5.5:2.5).

Abstract: A cross-linkable silicone composition comprising at least the following components: (A) an organopolysiloxane represented by an average unit formula and containing phenyl and alkenyl groups; (B) an organopolysiloxane represented by a general formula and containing phenyl and alkenyl groups; (C) an organopolysiloxane having in one molecule at least one phenyl group and two silicon-bonded hydrogen atoms; and (D) a hydrosilylation catalyst, can be cross-linked by a hydrosilylation reaction and forms a solid body which has high hardness at room temperature and becomes significantly soft or a liquefied at high temperature.

Abstract: Novel silicone polymers are provided which possess grafted pendant hydrophilic polyalkylene oxide side chains and, optionally, reactive functional end groups. These features make them well suited for use in chemical, marine, biomedical and industrial applications, particularly those involving surface modifications.

Abstract: There are provided a composition for forming a superfine pattern and a method employing the same for forming a superfine pattern. The composition enables to simply produce a superfine pattern with high mass productivity. The composition comprises perhydropolysilazane (I), silicon-containing polymer (II) having a hydrocarbon group, and a solvent. The mixture of those polymers contains silicon-hydrogen bonds and silicon-hydrocarbon group bonds in such amounts that the number of the silicon-hydrocarbon group bonds is in a ratio of 1 to 44% based on the total number of the silicon-hydrogen bonds and the silicon-hydrocarbon group bonds. The composition is applied on a resist pattern to form a spacer formed of the composition on the side wall of the ridges in the pattern, and then the spacer or a resin layer disposed around the spacer is used as a mask to form a superfine pattern.

Abstract: Provided is a metallosiloxane compound (A) prepared by reacting a bifunctional silane compound (S1), a monofunctional silane compound (S2), a boron compound (M), and optionally H2O in a molar ratio of [the silane compound (S1)]:[the silane compound (S2)]:[the boron compound (M)]:[H2O] of n:m:k:a, where n, m, k, and a satisfy all conditions (i), (ii), and (iii), in which the metallosiloxane compound has at least one Si—H bond or C2-10 alkenyl group per molecule, and the conditions (i), (ii), and (iii) are expressed as follows: (i) n>0, m>0, k>0, a?0; (ii) m/n?0.5; and (iii) (n+m)/k?1.8.

Abstract: A silicone resin composition includes (1) an organopolysiloxane having at least two alkenylsilyl groups in one molecule, (2) an organopolysiloxane having at least two hydrosilyl groups in one molecule, (3) a hydrosilylation catalyst, and (4) a curing retarder, wherein the curing retarder contains tetraalkylammonium hydroxide.

Abstract: The invention provides a curable silicone resin composition comprising: (A) an organopolysiloxane containing an aromatic group having two or more alkenyl groups, and having a viscosity at 25° C. of 10 to 1,000,000 mPa·s, (B) an organopolysiloxane having a resin structure, comprising 10 to 80 mol % of a SiO4/2 unit, 1 to 80 mol % of a (R1)2SiO2/2 unit, and 1 to 60 mol % of a (R2)3SiO1/2 unit, and containing a SiOH group in a range of 0.1 to 5.0 mol %, (C) an organohydrogenpolysiloxane having two or more SiH group, and among whole substituents bonded to the silicon atom, 20 to 80 mol % is a phenyl group, and a SiO4/2 unit is less than 5 mol %, and (D) a platinum group metal catalyst, and the component (B) is contained in an amount of 20 to 80% by mass based on a sum of the component (A) and the component (B).

Abstract: A silicone emulsion composition is provided comprising organopolysiloxane, organohydrogenpolysiloxane, surfactant, and water. Two organopolysiloxanes of different type are blended, whereby a cured silicone coating is improved to be fully adherent to plastic film and lightly peelable from pressure-sensitive adhesive. By limiting the SiH content of organohydrogenpolysiloxane, the composition is improved in shelf stability. A specific surfactant is used to control the size of emulsion particles so as to improve wettability to plastic film.

Abstract: The invention is a device comprising a substrate and a material provided on at least a portion of the substrate and having an exposed surface. The exposed surface of the material is non bio-adhesive. The invention further includes a non bio-adhesive material composition and a method of making a device having the same non bio-adhesive surface. The invention further provides a device having a coating of a hydrophobic material. In particular, the hydrophobic material coated portion of the device is resistant to bio-adhesion.

Abstract: Novel silicon compounds containing a siloxane or silane moiety and at least one moiety derived from a furfuryl alcohol, and methods for their synthesis, are provided. The novel compounds may be used as surface modifying agents, surfactants, defoamers, and as monomers for silicone polymerization.

Abstract: A silicone resin composition contains a first organopolysiloxane having, in one molecule, both at least two ethylenically unsaturated hydrocarbon groups and at least two silanol groups; a second organopolysiloxane having, in one molecule, at least two hydrosilyl groups without having an ethylenically unsaturated hydrocarbon group; a hydrosilylation catalyst; and a hydrosilylation retarder.

Abstract: A composition of matter comprising an interpenetrating polymer network of a combination of a silanol-containing polysiloxane phase and a silylated triglyceride oil phase. The two phases are mixed and covalently bound to each other via siloxane crosslinks. A method for producing interpenetrating polymer networks. The method comprises providing triglycerides from oils or fats and reacting the triglycerides with a reactive silane to form a silylated triglyceride oil. The silylated triglyceride oil and a silanol terminated polysiloxane are emulsified with water in a predetermined ratio. Thereafter, crosslinking agents are added and the water is removed from the emulsions providing siloxane crosslinks between the two intimately mixed immiscible phases.

Abstract: The invention relates to compositions that are produced using a mixture from two or more polyols and to a method for producing said compositions. The invention also relates to the use of said compositions as adhesives, sealing compounds, surface-coating agents, fillers or for producing molded parts.

Abstract: A medical appliance including a slidable coating layer moves in contact with an inner surface of a medical member or that of a lumen. The medical appliance has the slidable coating layer formed at a part thereof which contacts the medical member or the lumen. The slidable coating layer is formed of a composition containing a solventless-type hardening silicone-based resin.

Abstract: A medical appliance having a slidable coating layer that moves in contact with an inner surface of a medical member or that of a lumen and has the slidable coating layer formed at a part thereof which contacts the medical member or the lumen. The slidable coating layer is formed of a composition which does not contain solid fine particles and contains a silicone-based resin which is a product of an addition reaction between silicone having a vinyl group and silicone having a hydrogen group bonded to a silicon atom.

Abstract: A process for forming a new group of siloxane-based compositions by a one-step co-hydrolysis and the compositions formed thereof. The siloxane-based compositions being functionalized with a carbon-carbon double (C?C) bond and a silicon-hydrogen (Si—H) bond. The C?C bond and hydrogen (H) each being attached directly to a silicon (Si) atom of the silicon-oxygen (Si—O) backbone of the siloxane-based composition. The C?C bond may be from a vinyl or an aromatic radical like a phenyl substituent. The C?C bond substituent provides the functionality needed for forming crosslinkages through standard dehydrocoupling catalysts without the need for siloxane fluids or organic compounds containing alkyl or aryl functional groups. The process provides for varying proportions of silanes as starting monomers to tailor the desired silicon, carbon, hydrogen and oxygen ratios in the siloxane-based compositions or resins.

Abstract: Storage stable polyorganosiloxane-silicone resin mixtures contain: 1) 100 parts by weight of one or more liquid aminoalkyl-containing polyorganosiloxanes containing at least 80 mol % of units selected from units of the formulae Ia, Ib, II and III R12SiO(4-a-b)/2??(Ia), R1aR2bSiO(4-a-b)/2??(Ib), R33SiO(1/2)??(II), R32R4SiO(1/2)??(III), wherein, in the polydimethylsiloxanes, the average ratio of the sum of units of the formulae Ia and Ib to the sum of units of the formulae II and III is in the range from 0.5 to 500, the average ratio of units II to III in the range of 1.86 to 100, and the polydimethylsiloxanes have an average amine number of ?0.01 mequiv/g, 2) at least 1 part by weight of one or more silicone resins, and 3) at most 5 parts by weight of water.

Abstract: A two-package moisture curable composition is provided. The composition comprises a first part comprising at least one silane terminated polyurethane and a second part comprising at least one silanol terminated polysiloxane; wherein the silane terminated polyurethane based polymer has at least one end group of the general formula: —A—(CH2)m-SiR1n(OR2)3-n, where A is a urethane or urea linkage group, R1 is selected from C1-12 alkyl, alkenyl, alkoxy, aminoalkyl, aryl and (meth)acryloxyalkyl groups, R2 is each substituted or unsubstituted C1-1-8 alkyl or C6-C20 aryl groups, m is an integer from 1 to 60 and n is an integer from 0 to 1; wherein the silane terminated polyurethane is prepared using natural oil polyols and their derivatives; and wherein the composition, after moisture cured, forms a surface whose water contact angle is larger than 101°. The composition is suitable for applications in antifouling coatings which afford low surface energy and improved mechanical performance.

Abstract: Provided is a curable composition. The curable composition, which may provide an encapsulating material, of which processibility and workability before curing are effectively maintained and which has excellent light transmissivity, light extraction efficiency, hardness, crack resistance, adhesion strength and thermal shock resistance after curing, is provided. Further, the curable composition may show effectively controlled tackiness in the surface and may not show whitening under the high temperature or high humidity condition before or after curing.

Abstract: A silicone resin composition includes a cage octasilsesquioxane; a polysiloxane containing alkenyl groups at both ends containing an alkenyl group having the number of moles smaller than the number of moles of the hydrosilyl group of the cage octasilsesquioxane; a hydrosilylation catalyst; a hydroxyl group-containing polysiloxane, organohydrogenpolysiloxane, or a polysiloxane containing alkenyl groups at side chain.

Abstract: An encapsulating composition for a light emitting element, a light emitting diode (LED) and a liquid crystal display device (LCD) are provided. A silicone-cured product included as a main ingredient and a conductivity-providing agent having excellent compatibility and capable of providing superior conductivity can be used to significantly reduce the surface resistivity of the silicone-cured product. Therefore, the encapsulating composition for a light emitting element, the LED and the LCD can be useful in solving the problems regarding attachment of a foreign substance such as dust due to static electricity, and degradation of transparency since the composition has low surface resistivity when used as a semiconductor encapsulation material for an LED, and also in providing a cured product having excellent properties such as light resistance, heat resistance, durability and optical transparency.

Abstract: This invention relates to thermoplastic elastomers comprising at least one silicone ionomer. These thermoplastic elastomers may be reprocessed and/or recycled.

Abstract: Disclosed herein are polysiloxane compositions that include a first polysiloxane and a second polysiloxane. The first and second polysiloxanes may be immiscible, and may exhibit differing refractive indices. The polysiloxane compositions may further include a curing agent and a catalyst. In some embodiments, the polysiloxane compositions significantly reflect light in at least the ultraviolet region of the electromagnetic spectrum. Reflectors and light emitting diode sources including the polysiloxane compositions are also disclosed.

Abstract: Silicone pressure sensitive adhesive (PSA) compositions and methods for their preparation are provided. In one embodiment, PSAs are formed from a silicone polymer mixture by condensation polymerization of low viscosity polyorganosiloxanes in inert solvents and/or silicone fluids, and optionally adding a silicone resin (MQ) during polymerization. The silicone polymer mixture formed may also be mixed with a silicone resin (MQ) and bodying catalyst, and bodying is allowed to continue until the desired reaction product is formed.

Abstract: The invention relates to copolymers comprising a chain of siloxane repeat units of at least two different types, a first type of siloxane repeat unit comprising at least one —OH group on the silicon atom of the siloxane repeat unit and a second type of repeat unit comprising at least one pendant chain on the silicon atom of said repeat unit, this pendant chain consisting of a polymer chain comprising a chain of repeat units carrying at least one group of formula —PO3R1R2 wherein R1 and R2 independently represent a hydrogen atom, an alkyl group or a cation.

Abstract: A curable composition of ionic silicones includes a silicone having the formula M1aM2bM3cD1dD2eD3fT1gT2hT3iQj having ionic groups and crosslinking functional groups. The composition can further include polyorganosiloxane having the average compositional formula R26nR27o(OH)pSiO(4-n-o-p)/2, organohydrogenoligosiloxane or organohydrogenpolysiloxane that has the average compositional formula HqR28rSiO(4-q-r)/2 a transition metal catalyst and other components such as UV stabilizer, cure accelerator, pigment, dye, antimicrobial agent, biocide, surfactant, functional or non-functional filler, conductive filler, finely divided surface treated/untreated metal oxides, clay, plasticizers, tackifiers, mold release agents, adhesion promoters, compatibilizers, pharmaceutical excipients, surfactants or antistatic agents.

Abstract: Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a polydiorganosiloxane precursor having oxalylamino groups. The polydioroganosiloxane polyoxamide block copolymers are of the (AB)n type.

Abstract: The present invention provides for textiles treated with a composition comprising the reaction product of e) an oxirane or oxetane compound comprising at least two oxirane or oxetane groups; and f) an amino silane having the formula: N(H)(R1)R2Si(OR3)3-a-b-c(OR4)a(R5Si(OR6)d(R7)e)bR8c with R1 is chosen from the group consisting of H or a monovalent hydrocarbon radical containing one to 20 carbon atoms; R2 and R5 are independently selected from a group consisting of oxygen or a divalent linear or branched hydrocarbon radical consisting of 1-60 carbons; R4 is a hydrocarbon radical that contains 3 to 200 carbon atoms; R3, R6, R7, and R8 and are each independently selected from the group of monovalent linear or branched hydrocarbon radicals having from 1 to 200 carbon atoms; the subscript b is zero or a positive number and has a value ranging from 0 to 3; the subscripts a, and c are zero or positive and have a value ranging from 0 to 3 subject to the limitation that (a+b+c)?3; and the subscripts d and e ar

Abstract: A two-component silicone composition that includes a component A that includes i) at least one hydroxyl-group-terminated polydiorganosiloxane P; ii) at least one catalyst K for the cross-linking of polydiorganosiloxanes; and a component B that includes i?) at least one cross-linking agent for polydiorganosiloxanes. Compositions can be used as adhesives, sealants, coatings or as casting compounds and can be distinguished by a very long shelf life.