Abstract: A room temperature-setting composition containing a polyoxyalkylene polymer (A) having a molecular weight ranging from 8000 to 50000 and having hydrolyzable silicon groups of the following formula (1): —SiXaR13−a  (1) wherein R1 is a C1-20 substituted or unsubstituted monovalent organic group, X is a hydroxyl group or a hydrolyzable group, a is 1, 2 or 3, provided that when more than one R1 group is present, the R1 groups may be the same or different, and when more than one X group is present, the X groups may be the same or different, the composition comprising, as an essential component, the polyoxyalkylene polymer, having a molecular weight ranging from 8000 to 50000 and having hydrolyzable silicon groups of formula (1), wherein a is 3, or the composition comprises a polyoxyalkylene polymer component as defined above which contains said essential specific polyoxyalkylene polymer component, and a polymer (B) made by polymerization of a polymerizable unsaturated group-containing monom

Abstract: Ambient temperature curing coating composition comprising a polysiloxane having the formula: wherein each R1 is selected from the group consisting of alkyl, aryl, and alkoxy groups having up to six carbon atoms, reactive glycidoxy groups, and OSi(OR3)3 groups, wherein each R3 independently has the same meaning as R1, each R2 is selected from the group consisting of hydrogen and alkyl and aryl groups having up to six carbon atoms, and wherein n is selected so that the molecular weight of the polysiloxanes is in the range of from 500 to about 2,000, a glycidyl-functional acrylic polymer, and a hardener. The composition can be used as a protective coating for large structures such as ships, bridges, buildings, industrial plants, or oil rigs.

Abstract: The invention relates to levelling agents for surface coatings having a weight-average molecular weight of from 5000 to 100,000. The levelling agent is a branched polymer comprising a free-radically or ionically polymerized base molecule into which macromonomeric units containing at one end a monomeric unit which has an ethylenically unsaturated bond and possessing a weight-average molecular weight of from 1000 to 30,000 have been incorporated by free-radical or ionic copolymerization, the weight fraction of the macromonomeric units, based on the total weight of the branched polymer, being from 1 to 60% by weight. The invention further relates to the use of appropriate polymers as levelling agents for coating formulations and to coating formulations comprising the levelling agents of the invention.

Abstract: A substantially non-gelled polymeric composition is disclosed and comprises the reaction product of an A polymer which is an addition polymer having 3.5 or more reactive functional groups per polymer chain and a B polymer having about 2 to about 3 functional groups per polymer chain that are co-reactive with the reactive functional groups of the A polymer. Also disclosed is a process for preparing such polymeric compositions, powder coatings and 100% solids ink resins prepared with such polymeric compositions, and a method for deglossing a powder coating using such polymeric compositions.

Abstract: The invention relates to a coating material containing a binding agent and a cross-linking agent as well as a thixotropic agent based on ureas and/or ureas derivatives, whereby the coating material additionally contains a wetting agent that improves the wettability of the thixtropic agent.

Abstract: Coating compositions formed from at least one hydroxyl functional non-vinyl material comprising at least one alcoholic hydroxyl group blocked with a hydrolyzable silyl group, and at least one curing agent are provided by the present invention. Another embodiment of the present invention is directed to a coating composition formed from components comprising at least one carbamate functional material comprising at least one carbamate group blocked with a hydrolyzable silyl group, and at least one curing agent. Another embodiment of the present invention is directed to a coating composition formed from components comprising at least one carboxyl functional material comprising at least one carboxyl group blocked with a hydrolyzable silyl group, and at least one curing agent.

Abstract: Disclosed herein is a composition comprising: A) a moisture curable polymer selected from the group consisting of silylated polyurethanes, silylated polyethers, and mixtures thereof, and B) a silicone oligomer of the formula: [R3SiO1/2]m[O1/2Si(R)2O1/2]n[SiO3/2R]o[SiO4/2]p  (I) wherein: each R is independently selected from the group consisting of B, R1, —OR2, R3, and R4; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by a Si—C bond; each R1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R2 is independently a group as defined for R1 or an acyl group; each R3 is independently a monovalent organic group containing an aliphatic unsaturated hydrocarbon group; each R4 is a monovalent organic group linked to the Si atom of the siloxane oligomer backbone by a Si—C bond that does not include an aliphatic unsaturated hydrocarbon group and that has there

Abstract: The present invention relates to amphiphilic copolymer networks comprising polyisobutylene segments and poly(alkylene glycol) segments. The polyisobutylene segments of the amphiphilic networks are physically crosslinked by hydrophobic forces. The amphiphilic networks have particular use as coatings for biological implants. Also provided is a process for preparing a physically crosslinked amphiphilic copolymer network comprising: providing a block copolymer comprising polyisobutylene segments and poly(alkylene glycol) segments; introducing the block copolymer into an aqueous solvent; and allowing the block copolymer to self-assemble into physically crosslinked a copolymer network.

Abstract: A radiation-curable release composition comprises: (a) from about 50 to about 100 parts by weight of an organopolysiloxane of the formula (I)  wherein R is CH2═CH—C(O)—O—CH2—CH(OH)—CH2—O—CH2—CH2—CH2—, n is 5 to 15, and p is 50 to 150; (b) from 0 to about 50 parts by weight of one or more organopolysiloxanes comprising organopolysiloxanes selected from the group consisting of those of formulae (II) and (III)  wherein R is CH2═CH—C(O)—O—CH2—CH(OH)—CH2—O—CH2—CH2—CH2—, m is 1 to 10, and q is 151 to 300; and  wherein R is CH2═CH—C(O)—O—CH2—CH(OH)—CH2—O—CH2—CH2—CH2—, and r is 20 to 500; (c) from 0 to about 10 parts by weight of an organopolysiloxane of formula (IV)  wherein R is CH2═CH—C(O)—O—CH2—CH(OH

Abstract: An oligomer of the formula: [R3SiO½]m[O½Si(R2)O½]n[SiO{fraction (3/2)}R]o[SiO{fraction (4/2)}]p  (I) wherein each R is selected individually from the group consisting of R1, —OR2 and —OR3; each R1 is independently a substituted or unsubstituted hydrocarbon group; each R2 is a C1-C6 alkyl group or an acyl group; and each R3 is a independently an alkyl or alkenyl group having at least 8 carbon atoms; with the provisos that if R3 is alkenyl, there is no unsaturation within two carbon atoms adjacent to the oxygen atom of the —OR3 group; at least one R group is —OR3; at least one quarter of all R groups are —OR2 or —OR3; m=2 to 20; n=0 to 50; o=0 to 20; and p=0 to 10. The oligomer is a useful component of in insulation formulations for wire and cable used in underground locations.

Abstract: This invention relates to a curable release composition, comprising: (A) a compound represented by the formula wherein: n is a number in the range of about 1 to about 60; and T is  (B) a curable organopolysiloxane. This invention also relates to a method of making a release coated substrate comprising coating a substrate with the foregoing release composition and curing the coated composition. This invention relates to a release coated article comprising a substrate which has been coated with the foregoing release composition.

Abstract: Siloxane organic hybrid polymers and a method of making them by condensation polymerization reaction of organoalkoxysilane in the presence of organic film-forming polymers are disclosed. Alkali metal carboxylic acid catalyst is also disclosed, as well as the incorporation of cerium oxide for attenuation of ultraviolet radiation.

Abstract: The present invention relates to a thermoplastic elastomer vulcanizate obtained from a thermoplastic propylene/ethylene/&agr;-olefin terpolymer, a rubber component and optional additives, by dynamic vulcanization of the rubber component with a non-peroxide curing system. The vulcanizate has both superior physical properties and excellent processability.

Abstract: Oligomers of the formula: [R3SiO1/2]m[O1/2Si(R2)O1/2]n[SiO3/2R]o[SiO4/2]p  (I) wherein each R is selected individually from the group consisting of B, R1, —OR2, R3 and R4; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by an Si—C bond; each R1 is independently a saturated aliphatic hydrocarbon group of 1 to 16 carbon atoms; each R2 is independently a group as defined for R1, an aromatic hydrocarbon group or an acyl group; each R3 is independently a monovalent organic radical containing an aliphatically unsaturated hydrocarbon group and each R4 is a monovalent organic radical linked to the Si atom of the siloxane oligomer backbone by an Si—C bond, which does not include an aliphatically unsaturated hydrocarbon group and which has thereon one or more members of the group selected from aromatic hydrocarbon, ether, ester, carbamate, thioether, polysulfide, blocked mercaptan, amide, epoxy, cyano an

Abstract: Powder-free natural rubber and synthetic elastomer gloves having an inner coating of a cross-linked polyurethane impregnated with silicone and their method of manufacture are described. The gloves exhibit good grippability, good donnability as measured by their wet and dry coefficient of friction, tensile strength, elongation to break and stress at 500% modulus.

Abstract: Terminally functionalized silicone triblock copolymers prepared using protected functionalized initiators and processes for preparing the same. The silicone triblock copolymers includes protected, functionalized silicone diene and/or alkenylsubstituted aromatic copolymers. The protected functionalized copolymers can be optionally deprotected to afford functionalized silicone diene and/or alkenylsubstituted aromatic copolymers.

Abstract: A coating resin composition is able to form a coating film having not only high hardness and weatherability but also high toughness, and can be cured both at room temperature and by heating curing, and further which is good at storage stability. The coating resin composition consists essentially of a silica-dispersed oligomer solution of organosilane prepared by partially hydrolyzing a hydrolyzable organosilane represented by a formula R1nSiX4−n, in colloidal silica dispersed in an organic solvent, water or a mixture thereof, and an acrylic resin which is a copolymer of acrylate or methacrylate represented by a formula, CH2═CR2(COOR3), and a curing catalyst. This composition is used by separating the components into two solutions and then mixing thereof as required. A resin-coated article comprises a cured resin layer of the coating resin composition on the surface of a substrate.

Abstract: Oligomers of the formula: [R3SiO½]m[O½Si(R2)O½]n[SiO{fraction (3/2)}R]o[SiO{fraction (4/2)}]p  (I) wherein each R is selected individually from the group consisting of B, R1,—OR2, R3 and R4; B is an organosilyl functional group bridged to the Si atom of the siloxane oligomer backbone by an Si—C bond; each R1 is independently a saturated or aromatic hydrocarbon group of 1 to 16 carbon atoms; each R2 is independently a group as defined for R1 or an acyl group; and each R3 is independently a monovalent organic radical containing an aliphatically unsaturated hydrocarbon group and each R4 is a monovalent organic radical linked to the Si atom of the siloxane oligomer backbone by an Si—C bond, which does not include an aliphatically unsaturated hydrocarbon group and which has thereon one or more members of the group selected from ether, polyether, ester, polyester, carbamate, polyurethane, isocyanurate, thioether, polysulfide

Abstract: A flame retardant resin composition for electrical insulation and sheathing of wire and cables which has enhanced oil resistance and excellent processing characteristics, comprising (a) 100 parts by weight of a polyolefin polymer, (b) 50 to 200 parts by weight of a metal hydroxide or hydrated metal salt, (c) 3 to 20 parts by weight of a polyolefin based polymer or oligomer grafted or copolymerized with a vinyl bearing species, where polyolefin based polymer (c) differs from polyolefin polymer (a), and (d) 1 to 10 parts by weight of a silicone compound.

Abstract: Addition crosslinking silicone rubber mixtures comprising an alkenyl group—containing organopolysiloxane, a hydrogen siloxane, a Pt or Rh catalyst and an alkoxy silane or alkoxy siloxane.

Abstract: An oligomer of the formula: [R3SiO1/2]m[O1/2Si(R2)O1/2]n[SiO3/2R]o[SiO4/2]p  (I) wherein each R is selected individually from the group consisting of R1, —OR2 and —OR3; each R1 is independently a substituted or unsubstituted hydrocarbon group; each R2 is a C1-C6 alkyl group or an acyl group; and each R3 is a independently an alkyl or alkenyl group having at least 8 carbon atoms; with the provisos that if R3 is alkenyl, there is no unsaturation within two carbon atoms adjacent to the oxygen atom of the —OR3 group; at least one R group is —OR3; at least one quarter of all R groups are —OR2 or —OR3; m=2 to 20; n=0 to 50; o=0 to 20; and p=0 to 10. The oligomer is a useful component of in insulation formulations for wire and cable used in underground locations.

Abstract: The present invention relates to a high temperature resistant coating composition and a method of using thereof. More particularly, the invention relates to a coating composition comprising a resin containing functional hydroxyl groups (A), a polyfunctional epoxy resin (B), and an anhydride compound.(C).

Abstract: Disclosed is a cold curable resin composition comprising at least a block copolymer in which a polymer portion having an epoxy group, a hydroxyl group and a hydrolytic silyl group and a polyorganosiloxane portion exist in the same molecular chain. A base material coated with the curable resin composition is also disclosed herein. The resin composition of the present invention has high performance in application to, for instance, an inorganic base material such as a plastic plate, e.g., an acrylic plate and glass, and has excellent cold curing properties, possesses high de-staining ability and excellent adhesive properties, and further can form a smooth and transparent coating film.

Abstract: Coatings of electrically conductive polythiophene salts, polythiophene.sup.+ /An.sup.-, and hydrolyzable silanes, wherein the polythiophene group contains positively charged and uncharged recurring units of the formula (I): ##STR1## where, n is an integer from 5 to 100, andR.sub.1 and R.sub.2, independently of one another, represent hydrogen, an optionally substituted alkyl group having 1 to 20 carbon atoms, --CH.sub.2 --OH, or an aryl group having 6 to 14 carbon atoms, orR.sub.1 and R.sub.2, together, represent an optionally substituted alkylene group having 1 to 20 carbon atoms, andAn.sup.- means a polyanion,and wherein the silanes have been hydrolyzed in the presence of the conductive polythiophene salts, and the use thereof for the production of scratch-resistant electrically conductive coatings.

Abstract: The present invention provides a curable resin composition incorporating an oligomer containing blocked hydroxyl group, an epoxy-group containing compound, hydrolytic silyl-group containing compound, and a dissociation catalyst and/or curing catalyst, each possessing a specific molecular weight; a paint which uses this resin composition as a binder; and a coat-finishing method which coat-finishes any desired material using the aforementioned resin composition and paint. According to the present invention, it is possible to reduce viscosity, and consequently increase the coat non-volatile content and hence improve acid resistance, abrasion resistance, and the like. In addition, according to the present invention, it is possible to obtain a curable resin composition, paint using this curable resin composition, and coat-finishing method for this paint in which the aforementioned resin and paint have an extremely high utility and possess a high solid content wherein air bubbles and drip-runs are not generated.

Abstract: The present invention refers to a barrier layer composition which is to be applied to at least one surface of a polyolefin body, in particular a polyolefin hollow body, wherein the composition contains: a) 40-70% by weight of one or more epoxide-containing metal oxide sols; b) 25-55% by weight of a binding agent polymer consisting of a terpolymer of maleic acid-maleic anhydride-vinyl monomers and/or a copolymer of maleic acid-vinyl monomers having a composition by mole of 50-75% of a vinyl monomer, 5-50% of maleic acid, and 0-20% of maleic anhydride; and c) 0.1-5% by weight of a catalyst on the basis of one or more tertiary amines.The hollow bodies coated with the barrier layer can be used particularly as storage containers for organic substances, in particular for organic solvents, fuels, mineral oils, pesticides, and other substances, for example liquids, the diffusion of which is to be inhibited or at least essentially reduced.

Abstract: The invention provides a protective coating composition for use on substrates including steel, aluminum, iron and the like. This composition further provides abrasion resistance, electrical resistance, ultra-violet protection, corrosion resistance and heat resistance. It can be particularly useful for coating high temperature stacks, mufflers, manifolds, boilers, ovens, furnaces, steam lines, heat exchangers, barbecue equipment, cooking utensils and other parts that require such powder coating composition. This composition further provides good initial adhesion.This invention also provides a powder coating composition containing a hydroxyl-functional silicone resin, a glycidyl-functional acrylic resin and an optional flow control agent.

Abstract: The present invention provides a resinous composition for foul releasing coat adhesion containing a silica dispersed oligomer solution of an organosilane, an acrylic resin, a straight-chain polysiloxane diol, a silanol group-containing polyorganosiloxane and a curing catalyst, and an article coated therewith.

Abstract: This invention relates to compositions comprising ethylene interplymers, such as a linear or substantially linear ethylene interpolymer and polydimethylsiloxane. The compositions have good abrasion resistance without sacrificing coefficient of friction.

Abstract: Polyalkenylaromatic-polyethylene copolymers are prepared using protected functional organolithium initiators. Polymerization of an alkenylsubstituted aromatic monomer followed by ethylene, results in a protected functional block polystyrene-co-polyethylenyllithium. Termination with a functionalizing agent followed by deprotection produces polymeric products with high functionalization at the initiating chain-end and at least partial functionalization at the terminal chain-end.

Abstract: The present invention discloses the use of a polymer chain having at least one carboxylic acid anhydride group as a consistency stabilizer in the base part of a two-part silicone sealant. The base part consists essentially of the consistency stabilizer, 100 parts by weight of a polymeric material having not less than two groups bonded to silicon which are hydroxyl or hydrolysable groups, 5 to 150 parts by weight of filler and, optionally, pigments and/or plasticizers.

Abstract: A crosslinked polymer dispersion comprising a preformed polymer, selected from the group consisting of silicon modified organic polymers, mixtures of silicon modified organic polymers, mixtures of silicon modified organic polymer(s) with regular organic polymers, mixtures of silicon modified organic polymer(s) with siloxane polymers, mixtures of above polymers, and mixtures of above polymer(s) with organic plasticizers or solvents.

Abstract: A coating agent composition comprising:(A) an organic resin, and(B) a silicone compound represented by the average composition formula (1):(X).sub.a (Y').sub.b (R.sup.1).sub.c SiO.sub.(4-a-b-c)/2 (1)wherein X is a particular functional group containing organic group, Y' is a hydrolyzable group or an admixture of a hydrolyzable group and the silanol group, R.sup.1 is a monovalent hydrocarbon group, a ranges from 0.05 to 0.90, b 0.12 to 1.88, and c 0.10 to 1.00, a+b+c being in the range of 2.02 to 2.67. The amount of the silicon atoms to which said functional group-containing organic group x is bonded is 5 to 90 mol % based on the entire silicon atoms, and the amount of the T unit of R.sup.1 --SiO.sub.3/2 is 10 to 95 mole % based on the entire siloxane units. This composition is useful to form a coating film excellent in weathering resistance, adhesion, stain resistance, scuffing resistance, water resistance and chemical resistance and therefore suitable for protection of articles exposed outdoors.

Abstract: A composition of partial esters or thioesters formed from copolymers of maleic anhydride and perfluoroalkyl alcohols or perfluoroalkyl thiols is disclosed, and a process for providing soil and stain resistance to fibers by application of such partial esters or thioesters.

Abstract: The curable resin composition of this invention provides for a coating film having a high quality appearance, high acid resistance, mar resistance and further an excellent adhesive property and also can be provided with a high-solid feature. The coating composition obtainable with the curable resin composition of this invention can be provided with an excellent NSR-ability and can be advantageously used for automotive parts and exterior building materials, among other uses.

Abstract: Describes a coating composition for the preparation of abrasion resistant coatings consisting essentially of:(a) 5 to 35 weight percent of a silane monomer mixture of (i) C.sub.1 -C.sub.12 alkyl tri(C.sub.1 -C.sub.6)alkoxysilane and (ii) tetra(C.sub.1 -C.sub.6)alkoxysilane, the weight ratio of (i) to (ii) being from 3:1 to 1:3;(b) 1 to 9 weight percent of polyvinyl alcohol that is at least 72 percent hydrolyzed;(c) a solvating amount of lower aliphatic alcohol;(d) a catalytic amount of water-soluble acid;(e) a leveling amount of nonionic surfactant; and(f) water in an amount sufficient to formhydrolysates of the silane monomers and to solubilize the polyvinyl alcohol and acid. Further described are transparent articles and photochromic articles comprising organic polymeric host material, organic photochromic compound(s), and a cured abrasion resistant coating prepared from the coating composition.

Abstract: An object of the present invention is to provide a heat-curable high solid coating composition capable of forming a coating film which is excellent in both acid resistance and scratch resistance, and a method for forming a topcoat using said composition.The present invention provides a heat-curable high solid coating composition comprising:(A) a carboxyl-containing compound,(B) a vinyl polymer having an epoxy group, a hydroxyl group and a hydrolyzable alkoxysilyl group in one molecule,(C) a reactive organopolysiloxane, and(D) a crosslinked particulate polymer. The present invention also provides a method for forming a topcoat using said composition.

Abstract: The present invention relates to an aqueous powder coating dispersion based on epoxy resins and phenolic curing agents or carboxyl-containing polyesters for the coating of packaging containers, which dispersion consists of a solid, pulverulent component I and an aqueous component II, component I being a powder coating which containsA) at least one epoxy resin having an epoxide equivalent weight of from 300 to 5500 andB) at least one curing agent having more than one phenolic hydroxyl group per molecule and a hydroxyl equivalent weight, based on phenolic OH groups, of from 100 to 500, preferably from 200 to 300, orC) at least one polyester having an acid number of from 25 to 120 mg of KOH/g and an OH number >10 mg of KOH/g, andD) at least one epoxy resin having an epoxide equivalent weight of from 400 to 3000, and component II being the aqueous component of the dispersion which contains at least one nonionic or anionic thickener.

Abstract: The present invention discloses a method for the preparation of heat-resistant protective coatings wherein powder-based compositions are cured at temperatures greater than about 205.degree. C. to form high-film-build coatings which are substantially free of coating defects.

Abstract: A sealing part for connector waterproofing is disclosed, which comprises a vulcanized molding obtained from a composition comprising 100 parts by weight of a polyorganosiloxane (1), from 5 to 100 parts by weight of a reinforcing silica powder filler (2), from 0.01 to 10 parts by weight of a hydrogensiloxane polymer (3) having two or more Si-H bonds per molecule, and from 0.01 to 5 parts by weight of t-butyl peroxy-3,5,5-trimethylhexanoate (4). The sealing part for connector waterproofing of the present invention is satisfactory in heat resistance, low-temperature resistance, and oil resistance and can be produced at low cost in a reduced molding time.

Abstract: A coating composition having excellent antifogging property, good abrasion resistance, improved adhesion to the substrate and good water resistance, which comprises an epoxy functional organosilane or the hydrolysate or condensate thereof; an amino functional organosilane or the hydrolysate or condensate thereof; a hydrophilic (meth)acrylate monomer, or a copolymer of two components selected from the hydrophilic (meth)acrylate monomer, another hydrophilic monomer and an organosilane and/or a terpolymer of the three components; a curing catalyst; and, optionally, a multi-functional (meth)acrylate monomer having at least two (meth)acryl groups and a radical polymerization initiator.

Abstract: An improved release agent for linerless pressure sensitive postage stamps, comprising a low adhesion backsize, preferably organo polysiloxane polyurea block copolymer, as disclosed by Tushaus, et al. (U.S. Pat. No. 5,290,615), containing therein a dispersion of calcium carbonate in the range of 2 to 7 percent by weight, and polyvinyl pyrrolidone in the range of 4 to 10 percent. The combined level of both additives to said low adhesion backsize is about 8 to 12 percent. The preferred levels of each additive are: polyvinyl pyrrolidone at 4 percent and calcium carbonate at 4 percent, to achieve a desired minimum drying time for cancellation ink imposed upon a surface of said release agent.

Abstract: A one-package resinous coating composition, especially for automobile finishes (A) a resin having a siloxy group, and (B) a catalyst for dissociating the siloxy group. Resinous mixture (A) contains one or more of the following (A-1) through (A-4).

Abstract: A recyclable polymer is formed of a plurality of oligomer units obtained by polymerizing a fixed number of monomers, and linkage units for linking the oligomer units through a chemical bond which is different from a bond between monomers constituting the oligomer units, thereby allowing repetitive scission and re-bonding of the linkage units by a predetermined treatment not cleaving the bond between monomers. The recyclable polymer is decomposable into oligomers and the oligomers can be linked again into the original polymer without degrading the quality of the polymer. A process for producing the recyclable polymer, a method for recovering the recyclable polymer, and a method for regenerating the recyclable polymer are also provided.

Abstract: A curable coating composition is described comprising two components that are reactive with one another upon curing to form urethane linkages. The urethane-forming components are an active hydrogen groups-containing component and a polyisocyanate, or a carbamate groups-containing component and a carbamate group-reactive component. The composition further comprises a third component that includes one or more epoxide groups. Coatings prepared with this coating composition can be cured and coated with additional coating(s), providing good intercoat adhesion to the subsequent coating.

Abstract: A random copolymer in free acid or salt form having the following types and numbers of monomer units; ##STR1## in which M is hydrogen or a residue of a hydrophobic polyalkylene glycol or polysiloxane,R is an C.sub.2-6 alkylene radical,R.sub.1 is a C.sub.1-20 alkyl, C.sub.6-9 cycloalkyl or phenyl group,x,y and z are numbers from 1 to 100,m is a number from 1 to 100,n is a number from 10 to 100,with the provisos, thati) the ratio of x to (y+z) is from 1:10 to 10:1 inclusive,ii) the ratio of z:y is from 5:1 to 100:1, andiii) m+n=15-100.The copolymers are useful as additives in cementitious compositions.

Abstract: This invention provides a novel thermoplastic elastomer composition which is rich in flexibility and excellent in rubber elasticity over a broad temperature range, high-temperature creep characteristics, low-temperature impact resistance, mechanical strength and moldability, and have good oil resistance, good light discoloration resistance and extremely excellent toning properties in spite of thermoplastic elastomer and which is characterized by being obtained by dynamically heat-treating a mixture of (a) 100 parts by weight of a carbon-to-carbon double bond-containing rubber, (b) 5 to 300 parts by weight of a thermoplastic resin, (c) 0.5 to 30 parts by weight of an organosiloxane crosslinking agent having at least two SiH groups in the molecule, (d) 0.001 to 20 parts by weight of a hydrosilylating catalyst, (e) 0.5 to 20 parts by weight of a compatibilizing agent and, if necessary, (f) 30 to 300 parts by weight of a paraffinic oil.

Abstract: A resin composition curable through a Michael reaction between (a) a component having a plurality of .alpha., .beta.-unsaturated carbonyl groups and (b) a component having a plurality of activated methylene, activated methyne or hydroxyl groups is disclosed. The curing reaction is catalyzed with a quaternary ammonium, quaternary phosphonium or tertiary sulfonium salt in the presence of an epoxy compound independently added to the composition or covalently attacted to either component (a) or component (b).

Abstract: Fluoroaluminosilicate dental cement glasses are treated with an aqueous silanol treating solution and optionally with an additional organic compound. The treated glasses form cements with improved strength. The silanol can be ethylenically-unsaturated and can contain acidic groups, and, if so, is novel in its own right.

Abstract: Essentially isocyanate-free, ketimine- and aldimine-free, one-component sealing, adhesive or coating materials which are self-curable under the action of atmospheric humidity containing a copolymer A composed of50-99.8% by weight of a C.sub.1 -C.sub.16 -alkyl (meth)acrylate or vinyl ester of carboxylic acids of 1 to 20 carbon atoms a),0.1-20% by weight of an unsaturated carboxylic anhydride b),0.1-10% by weight of an Si-containing compound c) capable of undergoing hydrolysis and0-40% by weight of a further, copolymerizable unsaturated compound d)or containing a mixture of copolymers comprising5-95% by weight, based on the mixture, of a copolymer B), composed of50-99.9% by weight of a C.sub.1 -C.sub.16 -alkyl (meth)acrylate or vinyl ester of carboxylic acids of 1 to 20 carbon atoms a),0-20% by weight of an unsaturated carboxylic anhydride b)0.