71 results about "Reaction inhibitor" patented technology

Atomic layer deposition (ALD) of dielectric material in gaps that facilitates void-free bottom-up gap fill can involve flowing a reaction inhibitor during the ALD process. In some embodiments, the reaction inhibitor is flowed during at least part of a plasma operation of a plasma-enhanced ALD (PEALD) process.

Provided is an immunological measurement method for measuring a target substance in a sample, wherein an antigen-antibody reaction is performed at least once in the presence of an enzyme that specifically decomposes immunoglobulin A, abbreviated as IgA.

This nonspecific reaction inhibitor is a copolymer containing a first repeating unit represented by formula (1) and a second repeating unit represented by formula (2). In formula (1), R1, R2, and R3 are each independently a hydrogen atom or a methyl group, X is NH or an oxygen atom, Y is SO3 - or COO-, and Yn and m are each independently an integer from 1 to 5. In formula (2), R4 is a hydrogen atom or a methyl group, Z is NH or an oxygen atom, and A is a linear or branched alkyl group with 12 to 40 carbon atoms.

Provided is a method of manufacturing a semiconductor device including a dielectric layer including a first surface and a second surface that is more acidic than the first surface is formed on a semiconductor pattern, a reaction inhibitor is adsorbed onto one of the first surface and the second surface through an acid-base reaction, and a target layer is selectively formed through an atomic layer deposition process on a surface, on which the reaction inhibitor is not adsorbed, among the first surface and the second surface.

A coating composition contains the following components: (a) alkenyl-functional siloxane polymer with an average of at least two silicon-bonded alkenyl groups per molecule; (b) SiH-functional siloxane polymer containing an average of at least two SiH functionalities per molecule; (c) optionally, a non-reactive siloxane polymer; (d) hydrosilylation catalyst; (e) optionally, hydrosilylation reaction inhibitor; (f) surfactant; (g) an acid / base buffer that maintains a coating composition pH of less than 7; (h) alkyl and / or alkenyl succinic anhydride-modified starch; (i) water; (j) optionally, biocide; and (k) optionally, antifoam; where the molar ratio of SiH from component (b) to alkenyl groups from component (a) is in a range of 1.2 to 3.0.

A thin film deposition method and a method of fabricating an electronic device using the same are disclosed. The thin film deposition method may include preparing a substrate structure having a pattern portion including a hole, adsorbing a reaction inhibitor to inside and outside of the hole in the substrate structure, wherein an adsorption density of the reaction inhibitor may be lower in the inside than the outside, and depositing a metal layer on the inside and outside the hole by an atomic layer deposition (ALD) process, wherein a deposition rate of the depositing may vary depending on regions by the reaction inhibitor, and wherein the reaction inhibitor may include a metal atom and a ligand for reaction inhibition bonded to the metal atom, and the metal atom may remain on the substrate structure in the depositing the metal layer.

The curable fluorosilicone composition of the present invention comprises at least: (A) an organopolysiloxane having at least two alkenyl groups and at least one fluoroalkyl group in one molecule; (B) an organopolysiloxane having at least two silicon atom-bonded hydrogen atoms and at least one fluoroalkyl group in one molecule; (C) a catalyst for platinum group metal-based hydrosilylation reaction; and (D) a hydrosilylation reaction inhibitor having an aliphatic unsaturated bond, the (C) component being a capsule-type catalyst with an acrylic resin as a wall material, the platinum group metal in the (C) component being 0.1 to 100 ppm in mass units relative to the present composition, and the molar ratio of the aliphatic unsaturated bond in the (D) component to the platinum group metal in the (C) component being 1 to 100. The present composition has good curability and a sufficient pot life at ordinary temperature.

To provide a method for producing a propylene-based polymer, wherein, in a first step, in a presence of an olefin polymerization catalyst, a first propylene-based polymer is produced; in a subsequent second step, in a presence of the first propylene-based polymer, a second propylene-based polymer is produced; and wherein at least one selected from the group consisting of the first step, the second step and a midpoint of the first and second steps includes addition of a biomass-derived reaction inhibitor containing 5 ppm by mass to 2000 ppm by mass of water.

A curable composition capable of securing a waiting time after curing starts, and efficiently controlling the relevant waiting time is provided. The curable composition also controls a curing rate after the waiting time to suit the application. A battery module, a battery pack or an automobile comprising a cured product of the curable composition is also provided.

The present disclosure relates to a curable silicone composition comprising (A) an organopolysiloxane resin having at least two aliphatic unsaturated monovalent hydrocarbon groups per molecule, (B) an organopolysiloxane having at least two silicon-bonded hydrogen atoms per molecule, (C) a bis(alkynyloxysilyl)alkane represented by the general formula as disclosed and described herein, and (D) a platinum group metal-based hydrosilylation catalyst. The curable silicone composition provides the advantage that, when an organic solvent used in the preparation of the curable silicone composition is removed, removal of the hydrosilylation reaction inhibitor along with the organic solvent is suppressed, and thus there is little change in curability and storage stability.

The present invention provides a silicone pressure-sensitive adhesive, which is prepared by curing a hydrosilylation reaction-curable composition. The composition comprises: (A) a polydiorganosiloxane gum component, (B) a polyorganosilicate resin component, (C) a hydrosilylation reaction catalyst, (D) a polyorganohydrogensiloxane, (E) an alkyl borate, (F) a hydrosilylation reaction inhibitor, (G) a solvent, and (H) an anchoring additive. The silicone pressure-sensitive adhesive adheres to an optical silicone elastomer and can be used to prepare components of a flexible display device.

To provide a copolymer composition capable of obtaining a molded article excellent in balance of water absorption, surface roughness and compression set.SOLUTION: A copolymer (S) having a structural unit derived from ethylene (A), a structural unit derived from an α - olefin having 3 to 20 carbon atoms (B), and a structural unit derived from a non-conjugated polyene (C), a hydrosilyl group-containing compound (Y) represented by the formula (a) which is an organohydrogenpolysiloxane having at least one silicon-bonded aralkyl group and at least two silicon-bonded hydrogen atoms in a molecule, a platinum-based catalyst, a reaction inhibitor, carbon black, a sodium bicarbonate-based foaming agent (F1), and a microcapsule-based foaming agent (F2); To provide a copolymer composition, a crosslinked molded product of the composition, and a weather strip sponge.SELECTED DRAWING: None

The invention provides a high-performance functionalized rubber nano composite material as well as a preparation method and application thereof. The high-performance functionalized rubber nano composite material is prepared from the following raw materials: functionalized rubber, a side reaction inhibitor, a filler, an activator, a vulcanizing agent, an accelerant, an anti-aging agent and a softening agent. The side reaction inhibitor is added in the preparation process of the functionalized rubber nano composite material for shearing and blending, side reaction generated in the processing process is inhibited, the high-performance functionalized rubber composite material is obtained, the scorching time is prolonged, the processing performance is improved, the filler is uniformly dispersed, the filler-rubber interaction is good, and the service life of the rubber nano composite material is prolonged. Good dynamic mechanical properties and physical and mechanical properties are realized. When applied to a tire, the high-wear-resistance and heat-generation-resistant rubber composition shows relatively low rolling resistance and relatively high wet skid resistance, wear resistance and heat generation performance are improved, fuel oil consumption can be reduced, and safety and durability of the tire are improved.

A curable composition capable of securing a waiting time after curing starts, and efficiently controlling the relevant waiting time is provided. The curable composition also controls a curing rate after the waiting time to suit the application. A battery module, a battery pack or an automobile comprising a cured product of the curable composition is also provided.

This invention relates to the field of cable manufacturing materials technology, specifically disclosing a semi-conductive power cable wrapping tape and its preparation method. The wrapping tape includes a reinforcing substrate layer and a semi-conductive functional layer coated on one side thereon. The semi-conductive functional coating liquid is composed of oxime-containing polysiloxane, aminated conductive filler, polyisocyanate crosslinking agent, catalyst, and reaction inhibitor. This invention constructs a stable conductive network through the chemical anchoring structure formed by the aminated conductive filler and the oxime-containing polysiloxane, significantly improving interfacial bonding and effectively inhibiting the migration and detachment of the filler under mechanical deformation. Simultaneously, utilizing the topological rearrangement characteristics of dynamic bonds, it endows the material with excellent crack propagation resistance and a certain structural reorganization potential, helping to delay material aging and damage accumulation. Combined with the step-by-step dripping process and the synergistic effect of the reaction inhibitor, latent curing is achieved, avoiding bubble and gelation problems during construction.

An etching method comprises (a) providing a substrate in a chamber, the substrate including a silicon-containing film and a mask on the silicon-containing film; and (b) etching the silicon-containing film, including (b-1) etching the silicon-containing film using plasma generated from a first process gas, the first process gas containing a hydrogen fluoride gas and a reaction control gas to control a reaction between hydrogen fluoride and the silicon-containing film, the first process gas containing, as the reaction control gas, at least one of a reaction accelerator gas to accelerate the reaction or a reaction inhibitor gas to inhibit the reaction, and (b-2) etching the silicon-containing film using plasma generated from a second process gas, the second process gas containing a hydrogen fluoride gas, and containing at least one of a reaction accelerator gas to accelerate the reaction or a reaction inhibitor gas to inhibit the reaction.

The present disclosure relates to a bis(alkynyloxysilyl)alkane expressed by the general formula:where R1 independently represents an alkynyl group having 5 to 12 carbon atoms, R2 independently represents an alkyl group having 1 to 3 carbon atoms or a hydrogen atom, R3 independently represents an alkyl group having 1 to 3 carbon atoms, a is independently 1, 2, or 3, b is independently 0, 1, or 2, and (a+b) is 2 or 3, with the proviso that at least one b is 1 or 2, and n is an integer from 2 to 20. The bis(alkynyloxysilyl)alkane is effective as a hydrosilylation reaction inhibitor, has a high boiling point, low vapor pressure at room temperature, and has excellent affinity for curable silicone compositions that cure through a hydrosilylation reaction.

A curable silicone composition includes (A) a resinous alkenyl group-containing organopolysiloxane comprising (A-1) and (A-2); (B) at least one organopolysiloxane; (C) a silicone reactive compatibilizer which is an organopolysiloxane having no more than 6 siloxane units; (D) a curing catalyst; and (E) a reaction inhibitor.

The invention belongs to the technical field of pouring sealants, and particularly relates to a preparation method of an insulating organic silicon pouring sealant with low dielectric constant and high thermal conductivity, the insulating organic silicon pouring sealant comprises a component A and a component B, the component A comprises the following preparation raw materials in percentage by weight: 10-20% of vinyl silicone oil, 2-3% of hydrogen-containing silicone oil, 0.1-0.5% of a reaction inhibitor, 60-70% of ferrochrome, 8-18% of polyvinyl alcohol and 3-10% of pure water; the component B comprises the following preparation raw materials in percentage by weight: 10-20% of vinyl silicone oil, 0.1-1% of a platinum catalyst, 60-80% of ferrochrome, 9-19% of polyvinyl alcohol, 3-10% of pure water and 0.1-0.5% of color master batch. By adjusting the formula, the low-dielectric-constant ferrochrome is added as an inorganic filler to reduce the dielectric constant of the pouring sealant, the ferrochrome has excellent thermal conductivity and can improve the thermal conductivity of the pouring sealant under different particle size ratios, and the polyvinyl alcohol is added to the formula, so that the insulating capacity of the pouring sealant can be improved, and the pouring sealant is low in viscosity and high in heat conductivity. The potting requirements of electronic product components can be met, the weather resistance and reliability of the electronic components are improved, and the service life is prolonged.

To provide a flame-retardant polycarbonate resin composition which is excellent in alkali oil resistance, thinning flame retardancy, impact resistance and surface appearance.SOLUTION: A flame-retardant polycarbonate resin composition contains, with respect to 100 pts.wt. of a component composed of 30 to 50 pts.wt. of (A) a polycarbonate resin (component A) and 70 to 50 pts.wt. of (B) a polybutylene terephthalate resin (component B), 10 to 20 pts.wt. of (C) a brominated polycarbonate-based flame retardant (component C), 1 to 5 pts.wt. of (D) antimony pentaoxide, 1 to 4.5 pts.wt. of (E) a core-shell type graft copolymer obtained by graft polymerization of acrylic rubber as a core component and a (meth)acrylate compound as a shell component, more than 2 pts.wt. and 5 pts.wt. or less of (F) a talc (component F) having an average particle diameter of 0.1 to 10 μm, 0.1 to 1 pts.wt. of (G) a drip prevention agent (component G), and 0.01 to 0.5 pts.wt. of (H) a transesterification reaction prevention agent (component H).SELECTED DRAWING: None

This non-specific reaction inhibitor used for biochemical measurement comprises as active ingredients: (a) an antibody or a fragment thereof; and (b) a copolymer containing (1) a first repeating unit having a linear or branched alkyl group having 12-40 carbon atoms and (2) a second repeating unit having a cationic moiety and an anionic moiety.

Provided are a method and apparatus for filling a gap using an atomic layer deposition (ALD) method, and a device implemented by the method. The method includes forming a first reaction inhibition layer by adsorbing a reaction inhibitor onto the sidewalls of the gap, forming a first precursor layer by adsorbing a first reactant onto the bottom of the gap and the sidewalls of the gap around the bottom of the gap, and forming a first atomic layer at the bottom of the gap and on the sidewalls of the gap around the bottom of the gap. The reaction inhibitor includes a precursor material that does not react with the second reactant. The first reaction inhibition layer may have a density gradient in which the density of the reaction inhibitor decreases toward the bottom of the gap. Forming the first atomic layer includes adsorbing the second reactant onto the first precursor layer.

The invention discloses a fluororubber composition. The invention discloses a preparation method of the fluororubber composition, which comprises the following steps: mixing and stirring hollow activated graphene, vinyl-terminated polydimethylsiloxane, alpha, omega-dihydroxy polydimethylsiloxane, an addition reaction catalyst and a plasticizer, and then adding fluororubber for plastication to obtain the fluororubber compound; the preparation method comprises the following steps: fully stirring vinyl-terminated polydimethylsiloxane, expanded graphite particles, alumina powder, a cross-linking agent and an addition reaction inhibitor to obtain an expanded graphite-alumina compound; mixing the fluororubber compound, the expanded graphite-aluminum oxide compound, calcium hydroxide, active magnesium oxide, palm wax, hexafluorobisphenol A and benzyltriphenyl phosphorus chloride, carrying out thin-passing blanking, carrying out compression molding, standing, vulcanizing at 150-170 DEG C for 5-12 minutes, and cooling to room temperature to obtain the fluororubber composition.

The invention discloses a heat-conducting organic silicon pouring sealant with high thermal stability and chemical corrosion resistance and a preparation method thereof, and belongs to the technical field of pouring sealants. The pouring sealant comprises a component A and a component B in a mass ratio of 1: 1, wherein the component A is prepared from the following raw materials in parts by weight: vinyl silicone oil, fluoroalkyl modified heat-conducting filler, unmodified heat-conducting filler, end hydrogen-containing silicone oil, side hydrogen-containing silicone oil, a reaction inhibitor, fumed silica and phenyl vinyl polyhedral oligomeric silsesquioxane; the component B is prepared from the following raw materials in parts by weight: vinyl silicone oil, fluoroalkyl modified heat-conducting filler, unmodified heat-conducting filler, a catalyst, fumed silica and phenyl vinyl polyhedral oligomeric silsesquioxane. The pouring sealant has excellent thermal stability and excellent chemical corrosion resistance, and can be used for pouring of electronic components in a complex chemical environment.

An immunological assay method for measuring a target substance in a sample, wherein at least one antigen-antibody reaction is performed in the presence of an enzyme that specifically decomposes immunoglobulin A (IgA).

To provide a copolymer composition which has a high crosslinking rate, is excellent in productivity and processability, and gives a crosslinked molded article excellent in physical properties (for example, hardness, tensile stress at break, tensile elongation at break, and compression set).SOLUTION: A polymer (0dL) having an intrinsic viscosity [η] (in decalin at 135 °C.) of 2. 0dL / g or more and less than 4. S1 / g, a polymer (S2) having an intrinsic viscosity [η] (in decalin at 135 °C.) of 0. 5dL / g or more and less than 2. 0dL / g, a specific hydrosilyl group-containing compound (Y), S2, each of the copolymers (S1) and (S2) has a structural unit derived from ethylene (A), a structural unit derived from an α - olefin (B) having 3 to 20 carbon atoms, and a structural unit derived from a non-conjugated polyene (C).SELECTED DRAWING: None

This invention discloses a centrifugal microfluidic chip and a nucleic acid extraction method, specifically relating to the field of nucleic acid extraction technology. The method includes a pretreatment filtration module and a nucleic acid extraction and purification module. The sample solution undergoes primary and secondary filtration in the pretreatment filtration module to remove particulate impurities and protein precipitates, obtaining a clear sample supernatant. Nucleic acids in the supernatant are captured by a silica membrane in the nucleic acid extraction and purification module. Subsequently, a first washing solution and a second washing solution flow sequentially through the silica membrane to wash the adsorbed nucleic acids, removing residual impurities and reaction inhibitors. Finally, the eluent flows through the silica membrane, carrying the nucleic acids into the nucleic acid collection chamber, thereby obtaining the purified nucleic acid sample. This invention features a simple structure and reliable control, enabling sequential control of liquids in multiple chambers, effectively removing impurities and inhibitors from the sample, improving nucleic acid extraction efficiency and purity, and achieving a high degree of integration and automation in the nucleic acid extraction process for soil samples.

The present application provides a precursor of a positive electrode active material. A particle of the precursor comprises a core and a shell covering the core. The material of each of the core and the shell is nickel cobalt manganese oxide or nickel cobalt manganese hydroxide. The core is doped with a fluxing agent, and the fluxing agent is selected from one or more of oxides, carbonic acid compounds, and hydroxides of Sr, Li, Mg, Ni, Co, and Zr. The shell is doped with a reaction inhibitor. The reaction inhibitor is selected from one or more of lithium compounds, oxides, carbonic acid compounds, hydroxides, and other compounds of Ta, W, Al, Mn, Mo, and La. A fluxing agent is disposed in the core of the particle of the precursor, and the reaction inhibitor is disposed in the shell, so that subsequent crystallization of the precursor develops from inside to outside. The present application further provides a positive electrode active material and a preparation method therefor, a positive electrode comprising the positive electrode active material, a lithium-ion battery, and a preparation method for the precursor.

The present application relates to a method for separating high-purity n-butyl aldehyde from mixed butyl aldehyde of carbonyl synthesis product, comprising the following steps: adding reaction inhibitor to the product of carbonyl synthesis reaction after separating catalyst, part of which enters high-pressure rectifying column, and the other part enters low-pressure rectifying column, n-butyl aldehyde product is obtained from the side line of high-pressure rectifying column and the bottom of low-pressure rectifying column, and iso-butyl aldehyde product is obtained from the top of high / low-pressure column. The present application adds reaction inhibitor to improve product purity, solves the problem of easy polymerization of mixed butyl aldehyde by using the characteristics of low-temperature decomposition of butyl aldehyde trimer, separates high-purity n-iso-butyl aldehyde from mixed butyl aldehyde with low energy consumption, and has low equipment investment cost and can create high economic benefits.

The invention belongs to the field of coatings, and particularly relates to a self-adhesive organic silicon coating as well as a preparation method and a construction method thereof. The self-adhesive organic silicon coating provided by the invention is prepared from the following raw materials in parts by mass: 100 parts of vinyl silicone oil, 6-35 parts of pretreated white carbon black (or 5-25 parts of white carbon black and 1-10 parts of a white carbon black treating agent), 0.5-8 parts of a tackifier, 2-7 parts of hydrogen-containing silicone oil, 0.2-1 part of a reaction inhibitor, 0-20 parts of a viscosity modifier, 0-20 parts of color paste and 0.5-2 parts of a catalyst, the chemical structure of the tackifier is shown as a formula (I), and in the formula (I), R1 is alkyl, X is alkoxysilyl alkyl, and Y is epoxypropoxy alkyl. The self-adhesive organic silicon coating provided by the invention can still realize good adhesion to a substrate under the condition that a primer is not used. # imgabs0 #