Abstract: The present invention provides polymer blends comprising the components (a) from 40% to 95% by weight of at least one polyaryl ether copolymer constructed of (a1) from 50% to 99.9% by weight of building units of the general formula I and from 0% to 40% by weight of further building units II selected from segments of one or more thermoplastic polymers, and (a2) from 0.

Abstract: A thermoplastic molding composition, comprising: A) from 40 to 97.9% by weight of at least one polyether sulfone, B) from 2 to 59.9% by weight of at least one polysulfone, C) from 0.1 to 2% by weight of stearic acid, and also, if appropriate, further additives and auxiliaries, has improved flowability, surface quality, and notched impact resistance, and can be used for the construction of headlamps.

Abstract: New processes and equipment to isolate and purify nucleic acids on surfaces are provided. The invention focuses on processes which use surfaces, for example, porous membranes, on which the nucleic acids are immobilized in a simple manner from the sample containing the nucleic acids and can be released again by way of simple procedural steps, whereby the simple performance of the process according to the invention makes it possible to perform the processes specifically in a fully automatic manner. An additional aspect of the present invention focuses on binding the nucleic acids to an immobile phase, especially to a membrane, in such a way and manner, that they can be released without difficulty during an additional reaction stage from this phase and, if desired, can be used in other applications, such as restriction digestion, RT, PCR or RT-PCR, or in any of the suitable analyses or enzyme reactions mentioned in the disclosure.

Abstract: The present invention relates to thermoplastic molding compositions comprising a mixture of (A) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a methyl methacrylate polymer, (B) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a copolymer obtainable by polymerizing a styrenic monomer and a vinyl cyanide, and (C) from 1 to 40% by weight, based on the sum of components (A), (B) and (C), of a graft copolymer obtainable from (C1) from 60 to 90% by weight, based on (C), of a core obtainable by polymerizing a 1,3-diene and a styrenic monomer, (C2) from 5 to 20% by weight, based on (C), of a first graft shell, and (C3) from 5 to 20% by weight, based on (C), of a second graft shell composed of an alkyl (meth)acrylate polymer, with the proviso that the ratio of (C2) to (C3) is in the range from 2:1 to 1:2.

Abstract: The present invention relates to thermoplastic molding compositions comprising a mixture composed of (A) at least one methyl methacrylate polymer, (B) at least one copolymer, obtainable via polymerization of a mixture, composed of (B1) at least one vinylaromatic monomer, and (B2) at least one vinyl cyanide, as monomers, (C) at least one graft polymer, obtainable from a core, and a first graft shell, and a second graft shell, (D) at least one polybutyl acrylate whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography), and (E) if appropriate conventional additives, as component (E), to a process for preparation of these thermoplastic molding compositions, to the use of this thermoplastic molding composition for production of moldings, and also to the use of styrene-methyl methacrylate copolymers whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography) for improvement of flowability and for reduction of the dependency

Abstract: A method for the production of a silicon single crystal by pulling the single crystal, according to the Czochralski method, from a melt which is held in a rotating crucible, the single crystal growing at a growth front, heat being deliberately supplied to the center of the growth front by a heat flux directed at the growth front. The method produces a silicon single crystal with an oxygen content of from 4*1017 cm?3 to 7.2*1017 cm?3 and a radial concentration change for boron or phosphorus of less than 5%, which has no agglomerated self-point defects. Semiconductor wafers are separated from the single crystal. These semiconductor wafers have may have agglomerated vacancy defects (COPs) as the only self-point defect type or may have certain other defect distributions.

Abstract: Thermoplastic molding compositions comprising A) from 40 to 96% by weight of a semiaromatic polyamide, B) from 2 to 30% by weight of a copolymer composed of B1) from 35 to 89.9% by weight of ethylene, B2) from 10 to 60% by weight of 1-octene or 1-butene or propylene or a mixture of these, and B3) from 0.05 to 5% by weight of functional monomers, where the functional monomers have been selected from the group of the carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups, carboxamide groups, carboximide groups, amino groups, hydroxy groups, epoxy groups, urethane groups, or oxazoline groups, or a mixture of these, C) from 1 to 50% by weight of fibrous or particulate fillers, or a mixture of these, D) from 0.1 to 10% by weight of D1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or D2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.

Abstract: A light emitting assembly, and wirelessly controlled light emitting assembly for use in a lighted display having a housing body configured to receive a light emitting device having a plurality of wirelessly controlled light emitting elements. The housing body includes at least one mounting feature arranged and disposed to maintain a relative positioning of the light emitting assembly with respect to another light emitting assembly.

Abstract: Semiconductor wafers composed of monocrystalline silicon and doped with nitrogen contain an OSF region and a PV region, wherein the OSF region extends from the center radially toward the edge of the wafer as far as the Pv region; the wafer has an OSF density of less than 10 cm?2, a BMD density in the bulk of at least 3.5×108 cm?3, and a radial distribution of the BMD density with a fluctuation range BMDmax/BMDmim of not more than 3. The wafers are produced by controlling initial nitrogen content and maintaining oxygen within a narrow window, followed by a heat treatment.

Abstract: An engine control system comprises first and second integral modules, a summer module, and a torque adjustment module. The first integral module determines an engine speed (RPM) integral value based on a difference between a desired RPM and a measured RPM. The second integral module determines a torque integral value based on a difference between a desired torque output for an engine and an estimated torque of the engine. The summer module determines an RPM-torque integral value based on a difference between the RPM and torque integral values. The torque adjustment module determines a torque adjustment value based on the RPM-torque integral value and adjusts the desired torque output and the estimated torque based on the torque adjustment value.

Abstract: The invention relates to thermoplastic molding compositions, comprising A) from 35 to 95% by weight of at least one graft copolymer A), which is obtainable via reaction of A1) from 5 to 95% by weight of a polymer A1), which is obtained from at least one dicarboxylic anhydride a11) and from at least one vinylaromatic comonomer a12), and A2) from 5 to 95% by weight of a polyamide A2), B) from 5 to 40% by weight of at least one ungrafted or grafted, non-particulate rubber without core-shell structure B), which has functional groups which can react with the end groups of component A), C) from 0 to 50% by weight of at least one particulate or fibrous filler or particulate or fibrous reinforcing material C), D) from 0 to 60% by weight of at least one copolymer D) composed of vinyl aromatic monomers d1) and of comonomers d2), and E) from 0 to 40% by weight of at least one other additive E), where the entirety of components A) to E) gives 100% by weight, and also to processes for preparation of the thermoplasti

Abstract: Thermoplastic molding compositions, comprising A) from 10 to 95% by weight of a thermoplastic polyamide, B) from 5 to 90% by weight of an acrylate rubber, obtainable via free-radical-initiated aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one dispersing agent and of at least one free-radical initiator, where the emulsion polymerization uses from 1 to 50% by weight of an alkene having from 5 to 12 carbon atoms [monomer A], and from 50 to 99% by weight of an ester based on an ?,?-monoethylenically unsaturated mono- or dicarboxylic acid having from 3 to 6 carbon atoms and on an alkanol having from 1 to 12 carbon atoms [monomer B], and also, if appropriate, up to 10% by weight of an ?,?-monoethylenically unsaturated mono- or dicarboxylic acid having from 3 to 6 carbon atoms and/or its amide [monomer C], and up to 30% by weight of an ?,?-ethylenically unsaturated compound different from the monomers A to C [monomer D], and the monomers A to D give a total of 10

Abstract: A thermoplastic molding composition, comprising the following amounts of components A, B, C, and D: a) from 3 to 91.9% by weight of one or more styrene copolymers A, b) from 3 to 91% by weight of one or more polyamides B, c) from 5 to 50% by weight of one or more graft polymers C, d) from 0.1 to 25% by weight of one or more terpolymers D, whose oligomer content is smaller than 3% by weight, and also, if appropriate, comprising, as further components, a further rubber E, an at least monofunctional anhydride F, fibrous or particulate fillers G, and also further additives H, has markedly reduced anisotropy of impact resistance.

Abstract: Thermoplastic molding compositions comprising A) from 10 to 69% by weight of a thermoplastic polyester B) from 30 to 79% by weight of an aluminum oxide C) from 0.01 to 10% by weight of an organic or inorganic acid or mixture of these D) from 0 to 10% by weight of D1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or D2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these E) from 0 to 50% by weight of other additives, where the entirety of the percentages by weight of components A) to E) gives 100%.

Abstract: Thermoplastic molding compositions comprising A) from 40 to 96.2% by weight of a semiaromatic polyamide, B) from 2 to 30% by weight of an impact-modifying polymer which comprises functional groups, C) from 1 to 50% by weight of fibrous or particulate fillers or a mixture of these, D) from 0.2 to 5% by weight of a lubricant, E) from 0.5 to 15% by weight of an electrically conductive additive, F) from 0 to 30% by weight of other added materials, where the total of the percentages by weight of components A) to F) is 100%.

Abstract: New processes and equipment to isolate and purify nucleic acids on surfaces are provided. The invention focuses on processes which use surfaces, for example, porous membranes, on which the nucleic acids are immobilized in a simple manner from the sample containing the nucleic acids and can be released again by way of simple procedural steps, whereby the simple performance of the process according to the invention makes it possible to perform the processes specifically in a fully automatic manner. An additional aspect of the present invention focuses on binding the nucleic acids to an immobile phase, especially to a membrane, in such a way and manner, that they can be released without difficulty during an additional reaction stage from this phase and, if desired, can be used in other applications, such as restriction digestion, RT, PCR or RT-PCR, or in any of the suitable analyses or enzyme reactions mentioned in the disclosure.

Abstract: An oven lighting fixture includes an LED assembly or assemblies optically coupled with an optical guide member. The lighting fixture also includes a mounting bracket and a pair of electrical leadwires to connect the LED lighting fixture to an external voltage source. The LED assembly has an LED attached to a printed circuit board containing ancillary circuitry for powering the LED, and a heat sink for removing heat from the LED. The mounting bracket is attachable to a door of the oven cavity to support the LED lighting fixture adjacent to a sidelight window. The mounting bracket has a slot adjacent to the window for transmitting light from the LED through the light guide and into the oven cavity. Positioning the lighting fixture outside of the oven cavity and adjacent to the sidelight window permits the LED to operate within required temperature limits.

Abstract: The present invention generally relates to gene silencing using sense DNA (sDNA)-antisense RNA (aRNA) hybrids wherein the sense DNA strand is coupled to a peptide which facilitates the uptake of the hybrid into cells.

Abstract: Double-stranded short interfering ribonucleic acid (siRNA) are modified to reduce or eliminate their immunostimulatory effect without significantly affecting their gene silencing effect. Modified siRNA include one or more 2? sugar modifications and, optionally, internucleotide linkages on the sense strand. Compositions containing the modified siRNA and methods of making and using the modified siRNA are disclosed. New and previously characterized siRNA can be synthesized to incorporate modifications according to the invention.

Abstract: The bipolar plate for PEM fuel cells made of a polymer blend which is filled with conductivity-enhancing carbon fillers and which includes at least two mutually nonmiscible blend polymers, is distinguished by the fact that the at least two blend polymers form a co-continuous structure and the carbon fillers are at a higher concentration in one of the blend polymers or in the phase between the blend polymers, or that a blend polymer in which the carbon fillers are at a higher concentration forms a continuously conductive matrix in which the at least one further blend polymer is intercalated.