Abstract: Textile nonwovens are produced without formaldehyde by employing a polymer binder which is a copolymer of vinyl acetate, ethylene, (meth)acrylamide, (meth)acrylic acid and maleic acid or anhydride or maleamic acid.

Abstract: A screen plate for a separating device for classifying bulk material along with separating device having at least one screen plate therein classifying bulk material.

Abstract: At least one silicone layer is applied to a substrate by a method employing laser transfer printing. The method is suitable for producing sensors, actuators and other EAP layer systems. The silicone layer in these systems may serve as an electrically conducting electrode layer or as a dielectric layer. The method may be configured to be continuous and may be combined with various other coating technologies.

Abstract: Vinyl ester/ethylene copolymer aqueous dispersions containing an anionic polyacrylamide, at least one polyvinyl alcohol, and optionally a non-ionic surfactant, are useful in cementitious compositions as polymer additives.

Abstract: A composition includes thermoplastic polymers and at least one organosilicon compound of the general formula R3-a-b(OR1)aR2bSi[OSiR2]p[OSiRR2]q[OSiR22]rOSiR3-a-b(OR1)aR2b (I), wherein a+b is ?3 and at least one R2 radical is present.

Abstract: A liquid crystal emulsification method that can reduce formulation restriction and adjust the size of a dispersed phase with small variation in size of the dispersed phase, and a liquid crystal emulsion are provided. The liquid crystal emulsification method includes: adding a moisture content and/or an oil content at a predetermined ratio to a surfactant having an HLB falling within a predetermined range; and setting a temperature during formation of a dispersion or an emulsion to a predetermined temperature, to adjust a lamellar liquid crystal having a regular molecular arrangement in which the oil content and/or the moisture content are alternately arranged in a bilayer membrane formed from the surfactant.

Abstract: A process for producing textile fabrics by applying one or more binder compositions to fibers is provided. The binder compositions include one or more polysaccharides and one or more polymers of vinyl acetate. The polymers of vinyl acetate are based on vinyl acetate to an extent of 50% to 90% by weight based on the total weight of the polymers of vinyl acetate.

Abstract: A hood for a taphole and a tapping spout in a submerged arc furnace in the production of silicon. The hood has at least two suction ducts which are placed asymmetrically on either side of the hood, and is useful in a process for the production of silicon in a submerged arc furnace, wherein liquid silicon and refining gas escape from a taphole of a crucible, wherein the liquid silicon flows on a tapping spout into a ladle, wherein the refining gas is sucked in a hood which has at least two suction ducts which are placed on either side of the hood.

Abstract: Silicon and silica values are obtained from recycled organosilicon products such as silicones, by introducing a recycle feed containing the organosilicon products into an electric furnace while producing metallurgical grade silicon from a silica source and a carbon source.

Abstract: A method for producing crosslinkable compositions (M) by mixing (A) 100 parts by weight of compounds of the formula Y—[(CR12)b—SiRa(OR2)3-a]x (I) and (B) 0.1 to 75 parts by weight of at least one thixotropic agent. The at least one thixotropic agent is selected from fatty acid amides, polyamide waxes, polyamide wax derivatives, hydrogenated castor oil, hydrogenated castor oil derivatives, polyester amides, polyureas, oxidized polyethylenes and metal soaps and optionally further components. The period of time from the start of the mixing step of (A) and (B) to the end of storage of the crosslinkable composition (M) is at least 7 days and during this period all process steps are carried out at temperatures below 59° C.

Abstract: Aqueous binder compositions for binding fibers comprise a vinyl acetate-ethylene copolymer of 60 to 94% by weight vinyl acetate, 5 to 30% by weight ethylene and 0 to 20% by weight of further ethylenically unsaturated comonomers copolymerizable therewith, polymerized in the presence of polyvinyl alcohol in aqueous medium, wherein the polymerization is carried out in the presence of a copolymer B) containing 20 to 50% by weight of monomer units derived from ethylenically unsaturated carboxamides, 20 to 50% by weight of monomer units derived from ethylenically unsaturated monocarboxylic acids, and 20 to 50% by weight of monomer units derived from ethylenically unsaturated dicarboxylic acids or anhydrides thereof.

Abstract: A silicon-containing material along with processes for producing and uses for the same. Where the silicon-containing material is based on one or more porous particles and silicon and the silicon is disposed in pores and on the surface of the one or more porous particles. The silicon-containing material has a specific surface area of at most 50 m2/g, determined by nitrogen sorption and BET evaluation and the one or more porous particles have a mean electrical particle resistance of at least 2 kOhm and a reversible delithiation capacity 0 of at most 100 mAh/g.

Abstract: Silicon-containing materials along with process for producing and uses for the same. The process includes reacting the silicon-containing materials in a fluidized bed reactor by deposition of silicon from at least one silicon precursor in pores and on the surface of porous particles. A fluidizing gas stream is provided within the fluidized bed reactor that is fully or partly induced to oscillate in a pulsed manner and propagates in the form of a wave and acts on the fluidized bed so as to form a homogeneously fluidized bed as a pulsed gas stream so as to form a homogeneously fluidized bed having a fluidization index FI of at least 0.95. Where the fluidizing gas stream has a superficial velocity which is above a measured minimum fluidization velocity of the pulsed gas stream and where the pulsation is combined with mechanical stirring as a further fluidizing aid.

Abstract: A process for the enzymatic oxidation of sulfinic acids includes sulfinic acids of formula H2N—CH(R)—CH2—SO2H to sulfonic acids of formula H2N—CH(R)—CH2—SO3H and an enzyme selected from the class of H2O2-generating oxidases in the presence of the substrate of said enzyme.

Abstract: A foamable silicone composition, includes: (a) at least one organopolysiloxane containing at least two alkenyl groups bonded to silicon atoms per molecule, (b) at least one organopolysiloxane containing at least two hydrogen atoms bonded to silicon atoms per molecule, (c) porogenic agents generating gaseous hydrogen in the presence of component (b) comprising (c1) an organopolysiloxane containing at least one hydroxyl group bonded to silicon atom per molecule and (c2) water, and (d) hydrosilylation catalyst; with the proviso that the ratio of the number of moles of hydroxyl groups provided by component (c2) to that provided by component (c1) is within a range of from 1:5 to 20:1. The composition has a low viscosity and a relatively high pot life, and the foam cured therefrom has a low density, uniform porosity and fine cell structure.

Abstract: A process for preparing vinyl acetate-ethylene copolymers in the form of an aqueous dispersion. The process includes providing an aqueous dispersion of vinyl acetate-ethylene copolymers and subjecting the aqueous dispersion of vinyl acetate-ethylene copolymers to radically initiated emulsion polymerization in a continuously operated tubular-reactor. Where one or more dividing plates bearing liquid-permeable openings that are mounted within the tubular-reactor transverse to the flow direction of the reactor contents.

Abstract: A composition includes a peroxidically crosslinked or a condensation crosslinked organopolysiloxane material. The composition includes a silicone polymer. Also, the composition includes at least one of a metal oxide, a metal containing compound, boric acid, or zinc borate. The metal oxide is selected from a group consisting of magnesium oxide, aluminum oxide, tin oxide, calcium oxide, titanium oxide and barium oxide. The metal-containing compound produces a metal oxide of the group on heating. The composition includes a platinum complex containing at least one unsaturated group and 33-100 parts by weight of mica based on 100 parts by weight of the organopolysiloxane material. The composition produces a ceramic material at temperatures of 610° C. or more.

Abstract: Low molecular weight silicone copolymers prepared by reacting an oxamido ester-terminated silicone with a polyetheramine and a primary or secondary amine are useful in treating fabrics to obtain a soft hand and also hydrophilicity, and can be prepared without the use of highly toxic reagents.

Abstract: Chlorosilanes of the general formula HnSiCl4-n and/or HmCl6-mSi2, where n=1-4 and m=0-4, are produced in a fluidized bed reactor by reaction of a hydrogen chloride-containing reaction gas with a silicon contact mass granulation mixture composed of a coarse grain fraction and a fine grain fraction, wherein the average particle size of the fine grain fraction d50,fine is smaller than the average particle size of the coarse grain fraction d50,coarse.

Abstract: Compositions and mixtures along with processes for preparing and uses for the same.