Abstract: This invention relates to fabric care compositions comprising curable amine functional silicones for wrinkle reduction.

Abstract: A protective coating consists essentially of a polysiloxane copolymer characterized by being prepared by the reaction of a trimethyl end blocked polyamine silicone fluid including amino alkyl groups with a saturated aliphatic carboxylic acid to produce a polysiloxane copolymer including alkyl amine groups and either amide groups or amine salts or the combination thereof. The polysiloxane copolymer is utilized alone or with additives to produce a high gloss detergent resistant, and rust protective coating.

Abstract: A heat-resistant and oxidation-resistant working fluid for fluid coupling is provided by the invention in which 100 parts by weight of a methyl phenyl polysiloxane containing a relatively minor amount of phenyl groups in the molecules thereof is compounded with 0.01 to 5 parts by weight of an organopolysiloxane having at least one amino-substituted aromatic group, such as 4-(phenylamino)phenyl group, in a molecule thereof.

Abstract: A composition having the general formula ##STR1## wherein each R is independently selected from hydrogen, substituted and unsubstituted organic radicals, and radicals of the formula --R.sup.1 NR.sub.2 where R is as previously defined; R.sup.1 is a divalent organic radical; each R.sup.2 is independently selected from substituted and unsubstituted alkyl radicals having at least 12 carbon atoms; each R.sup.3 is an independently selected organic radical having from 1 to 13 carbon atoms; and a, b, and c are, independently, 0 or a positive integer.

Abstract: Acryl functional silicone compounds are made by reacting an amine functional silicon compound with a di- or multi-functional acryl compound by a Michael-type addition reaction. These acryl functional silicone compounds are purer than others because no catalyst is used and no by-products are formed. These acryl functional silicone compounds can be used as adhesion promoters and as coating compositions which can be cured by ultraviolet radiation.

Abstract: A thermal stabilizer for organopolysiloxane oils is disclosed. The stabilizer is formed by the reaction of (A) an organopolysiloxane with (B) an aromatic aminophenol in the presence of (C) a quaternary phosphonium hydroxide, or in the presence of both the quaternary phosphonium hydroxide comprising component (C) and (D) an organopolysiloxane cyclic. Organopolysiloxane oils containing said thermal stabilizer are not subject to viscosity increases or gelation in long-term heating at high temperatures. Furthermore, such combinations show very little viscosity decline in long-term heating at high temperatures.

Abstract: A process for preparing organofunctional organopolysiloxanes which comprises reacting a cyclic diorganopolysiloxane with a silane having a SiC-bonded monovalent organic radical with at least one functional group and at least one SiOC-bonded monovalent hydrocarbon radical which can be substituted by an ether oxygen atom, or with an oligomer of such a silane having a maximum of 10 silicon atoms per molecule, in the presence of a quaternary ammonium hydroxide.

Abstract: A process for making an organosilicon compound containing an amino group, which comprises reacting an allylamine with the hydrosilyl group of a silicon compound represented by the formula:H(R.sup.1).sub.n Si(OR.sup.2).sub.3-nwherein R.sup.1 represents monovalent groups which may be identical of different and are selected from the group consisting of substituted or unsubstituted hydrocarbon groups, di- or trimethylsilyl groups and mono- or polyorganosiloxanyl groups; R.sup.2 represents an alkoxy-substituted or unsubstituted alkyl group; and n represents an integer of 0 to 3,in the presence of a complex of platinum with an olefin or its derivative, said reaction being carried out further in the presence of an amino compound represented by the formula:N(R.sup.3).sub.3 or HNQwherein R.sup.

Abstract: The electroviscous suspension is based on a mixture of aqueous silica gel with silicone oil as the liquid phase to which a dispersant is added. The dispersant consists of amino functional or silicon-functional polysiloxanes having a molecular weight above 800. The concentration of the dispersant is from 1 to 30% by weight and preferably from 5 to 20% by weight, based on the silica gel particles. Electroviscous suspensions such as these are distinguished by the fact that they are highly compatible with elastomeric materials, non-sedimenting, non-inflammable and physiologically acceptable. In addition, they are heat- and freeze-resistant over a wide temperature range and are largely unaffected by temperature and pressure in their viscosity.

Abstract: Silyl carbamates are prepared by reacting carbon dioxide with a silazane composition such as 2-methyl-2-sila-3-aza-5-hexene. The silyl carbamates may be converted to symmetrical bis(aminoalkyl)disiloxanes by hydrosilation followed by hydrolysis.

Abstract: A composition having the general formula ##STR1## wherein each R is independently selected from hydrogen, substituted and unsubstituted organic radicals, and radicals of the formula --R.sup.1 NR.sub.2 where R is as previously defined; R.sup.1 is a divalent organic radical; each R.sup.2 is independently selected from substituted and unsubstituted alkyl radicals having at least 12 carbon atoms; each R.sup.3 is an independently selected organic radical having from 1 to 13 carbon atoms; and a, b, and c are, independently, 0 or a positive integer.

Abstract: Siloxane modified isocyanurate polymers are disclosed which are the reaction product of a siloxane containing polyahl and a polyisocyanate in the presence of a catalyst for a trimerization of the isocyanate to form isocyanurate rings.

Abstract: Bis(aminoalkyl)disiloxanes such as 1,9-diamino-4,4,6,6-tetramethyl-5-oxa-4,6-disilanonane are prepared by contacting an acyclic olefinic silazane such as 2-methyl-2-sila-3-aza-5-hexene with a hydrosilation catalyst to form an intermediate which is then hydrolyzed. When certain olefinic silazanes are hydrosilated with a reaction product of a platinum compound with an olefinic siloxane, the intermediate is a composition comprising novel cyclic silazanes such as 1,1-dimethyl-1-sila-2-azacyclopentane.

Abstract: A medium for polishing surfaces comprised of very fine silica particles bonded into a resinous foam. The medium is compounded by bubbling ammonia through a mix of polyol and ethyl silicate to generate bonded silica particles of very small size, then adding a di-isocyanate compound to develop the foam.

Abstract: Siloxane polymers containing zwitterions on tertiary silicone atoms and their aminoalkyl siloxane polymer intermediates are provided. Methods of their production are also provided. The aminoalkyl siloxane polymer intermediates and the zwitterionic siloxane polymers are obtained by co-polymerizing trifunctional aminoalkyl silanes or zwitterionic silanes, respectively, with hydroxy-terminated siloxane oligomers in the presence of an acid catalyst. The aminoalkyl siloxane polymer intermediates are converted to zwitterionic siloxane polymer by reaction with an organosultone or an organolactone. Trifunctional aminoalkyl silanes are readily available and utilizing these silanes provides an economical route to obtaining zwitterionic siloxane polymers.

Abstract: Alkali siliconates of silylorganosulfonates are capable of stabilizing solutions of water soluble silicates and enhancing their usefulness as corrosion inhibitors for metals that come in contact with aqueous, alcoholic or aqueous-alcoholic solutions. The disclosed alkali siliconates of silylorganosulfonates are also useful stabilizers for aqueous silicates in such applications as treating boiler water, geothermal water and cooling coil water. Methods of using the alkali siliconates of silylorganosulfonates to provide corrosion inhibiting antifreeze and coolant solutions are disclosed.

Abstract: New cationic polydiorganosiloxanes are disclosed that are substantive to proteinaceous substrates. These cationic polydiorganosiloxanes have methyl substituents, and diaminoalkyl substituents reacted with benzyl chloride. These cationic polydiorganosiloxanes are easily emulsified and are useful for treating human hair, human skin, and animal fur.

Abstract: Polymeric antioxidants comprising polyorganosiloxane backbones having joined thereto, by non-hydrolyzable linkages, aromatic antioxidant moieties.

Abstract: Ungelled reaction products of a condensation product with an amino silane are formed. The products are capable of curing at a low temperature to form durable coatings. Polyols can optionally be blended with the ungelled reaction products to provide useful coating compositions.

Abstract: Process for the preparation of organosiloxane polymers wherein there are reacted together (A) a silanol-terminated polydiorganosiloxane in which at least 50% of the organic substituents are methyl, and (B) a quaternary ammonium silaneRR'.sub.2 Si--Q--N.sup.+ X.sub.2 YZ.sup.31wherein R' represents an alkoxy or alkoxyalkoxy group, R represents alkyl, phenyl, vinyl or a group as defined for R', Q represents a divalent group, X represents alkyl, aryl, aralkyl or alkaryl, Y represents a monovalent hydrocarbon group or the group (--OM).sub.a OD, wherein M represents an alkylene group having 2 or 3 carbon atoms, a has a value of from 1 to 20 and D represents H, alkyl or acyl, and Z is a halogen atom.The organosiloxane polymers can be crosslinked and are useful for the treatment of textiles.

Abstract: High density information discs comprising conductive carbon loaded polyvinylchloride discs are lubricated with a fractionated methyl alkyl siloxane lubricant which contains an alkylene oxide silicone copolymer additive.

Abstract: This invention relates to polymeric organosilicon compounds containing aryl radicals and to a method for improving the gliding or slipping properties of organic fibers treated therewith. The polymeric organosilicon compounds are represented by the formulaM.sub.a R.sub.b Si{[(OSiR.sub.2).sub.n D].sub.m (OSiR.sub.2).sub.n OSiR.sub.3-d M.sub.d }4-a-bin which R is hydrocarbon or substituted hydrocarbon radical, D represents radicals of the formula--X.sub.a A--X.sub.a (A--X.sub.a).sub.c --,X represents the groups: ##STR1## where R' is hydrogen or R, R" is a bivalent aliphatic hydrocarbon radical, A is a bivalent or substituted bivalent aromatic hydrocarbon radical, M represents radicals of the formula--X.sub.a --A--X.sub.a (A--X.sub.a).sub.c H,a is 0 or 1, b is 0, 1 or 2, c is 0 or a number of from 1 to 5, d is 0 or 1, m is 0 or a number of from 1 to 20, n is a number of from 1 to 1,000 with the proviso that at least one OSiR.sub.2 -- unit and at least one X.sub.a --A--X.sub.

Abstract: Disclosed are selected 4-hydroxyphenyl anilino alkoxysilanes of the formula: ##STR1## wherein R is hydrogen or a lower alkyl group having from 1 to 4 carbon atoms and each R' is individually selected from an alkyl group having 3 to 12 carbon atoms with the proviso that at least a majority of said R' radicals are sterically hindered alkyl groups. The compounds are disclosed to be effective antioxidants, especially in functional fluids having shielded polysilicate compounds, silicate esters, or silicone oils as base fluids.

Abstract: High density information discs are lubricated with a silyl quaternary ammonium salt of the formula ##STR1## wherein R is a lower alkyl group of 1-5 carbon atoms; R.sub.3 is methyl or ethyl; R.sub.4 is an alkyl group of 1-12 carbon atoms and X is --OSO.sub.2 --(CH.sub.2).sub.n CH.sub.3 wherein n is an integer of 5-12. Discs lubricated with this lubricant exhibit improved stability to high temperature, high relative humidity environments.

Abstract: A strong anion exchange composition useful in monophosphate nucleotide isomer separations is comprised of an inert porous particle having a silyl alkyl ammonium compound fixedly attached by a covalent silicon-oxygen-silicon bond to the surface thereof. A process for synthesizing the strong anion exchange composition in an aqueous solvent is disclosed together with methods for separation of monophosphate nucleotide isomers, highly phosphorylated nucleotides and aldopentose carbohydrates using a column packed with this strong anion exchange composition.

Abstract: The instant invention is directed to a process for the production of addition compounds of compounds containing hydroxyl groups and carbodiimides substantially free from isocyanate groups, comprising reacting the reactants in the presence of from 0.01 to 3% by weight, based on the reaction mixture, of a metal catalyst, the improvement wherein a tin compound is used as said metal catalyst.

Abstract: The invention provides a novel class of cyclic organotetrasiloxanes represented by the general formula ##STR1## in which R.sup.1 is a monovalent hydrocarbon group, e.g. methyl, Y is a hydrogen atom or a dialkylaminoxy group and X is a hydrocarbylideneiminopropyl group.

Abstract: The present invention relates to a process for obtaining dilane derivatives of sepiolite by reaction with alkoxy-silanes to improve their reinforcing capacity in polymers, the reaction being carried out by placing the finely divided sepiolite and the alkoxy-silane in close contact, either by vaporization of the latter by the action of heat or by the spraying thereof with nitrogen, the contact taking place in countercurrent in a column of suitable dimensions, the reaction temperature ranging between room temperature and the vaporization temperature of the alkoxy-silane, further characterized in that the silane derivative of the sepiolite is subsequently dried to 110.degree. C. to remove the reaction byproducts.

Abstract: A silicone containing bis-thioether aromatic amine has a chemical structure wherein an aromatic nucleus at each end of the chemical radical is chemically bonded to the remainder of the chemical radical by either sulfur, sulfoxide or sulfone.