3770 results about "Carbon atom" patented technology

A surface treatment agent containing a hydrocarbon-terminal-group-containing compound of the following formula makes it possible to form a cured film that is exceptional in water repellency, slipperiness, dirt removability, and abrasion resistance, particularly steel wool abrasion resistance and wet abrasion resistance. (R1 is a C12-80 monovalent hydrocarbon group that includes a C12 or higher monovalent or divalent linear unsubstituted aliphatic saturated hydrocarbon group and does not contain a hydrocarbon branched structure, R2 is H, a halogen atom, a hydroxyl group, a siloxy group, an -OSi(CH3)3 group, an -OSi(C2H5)3 group, an amino group, an SH group, a monovalent hydrocarbon group, R1, -V-Z-(Y-A)m, or -Y-A, U is a single bond, C, or a trivalent or tetravalent organic group, V is a single bond or a divalent hydrocarbon group, Z is a single bond, C, Si, N, S, or a trivalent to octavalent organic group, Y is a single bond or a divalent hydrocarbon group, A is a monovalent reactive group, k is 0, 1, or 2, and m is 1-7.)

The present invention relates to an elastomeric laminate comprising at least two adjacent layers, wherein: the rubber composition constituting the first layer is based on 20 phr to 100 phr of at least one copolymer comprising ethylene units and 1,3-diene units of formula CH2=CR-CH=CH2, the ethylene units in the copolymer representing more than 50 mol% of the copolymer monomer units, and the symbol R represents a hydrocarbon chain having 3 to 20 carbon atoms, 0 phr to 80 phr of at least one diene elastomer having a diene unit weight concentration greater than 50%, 10 phr to 100 phr of a plasticizing system comprising at least one plasticizing resin having a glass transition temperature higher than 20°C and / or at least one plasticizer which is liquid at 23°C, and a reinforcing filler, and a crosslinking system; the rubber composition constituting the second layer is based on a diene elastomer having a diene unit weight concentration greater than 50% and a crosslinking system. The present invention also relates to a rubber article, in particular a pneumatic or non-pneumatic tire, comprising such a laminate.

The invention discloses a preparation method of a grafted and substituted thiophene polymer material, which comprises the following steps: mixing poly (3-hexylthiophene), a grafting monomer, a catalyst and an auxiliary agent, and heating for reaction to obtain the grafted and substituted thiophene polymer material, the structural formula of the grafting monomer is as shown in formula (I); wherein B is fluorine, chlorine, bromine or iodine, A is a carbon atom or a nitrogen atom, and R is cyano, formyl, methoxycarbonyl or; according to the method, pre-synthesis of complex functional monomers is avoided, the main chain of the poly (3-hexylthiophene) can be directly modified without using an expensive catalyst or ligand, the polymerization reaction of the poly (3-hexylthiophene) is not interfered, and meanwhile, the method has the advantages of simplified steps and low cost.

The application relates to an electrolyte, a secondary battery and a power device, wherein the components of the electrolyte comprise a functional compound shown in formula (1), T1-T3 are independently selected from any one of the following groups: alkyl with 1-10 carbon atoms, alkenyl with 2-10 carbon atoms, alkynyl with 2-10 carbon atoms and groups shown in formula (a)-(f); and at least one of T1-T3 is selected from the group shown in formula (a), and at least one is selected from the group shown in formula (b), (c), (d) or (e). The functional compound shown in formula (1) can capture oxidation products in the charging and discharging process of the electrolyte, improve the toughness of the formed SEI film, and further improve the cycle performance of the secondary battery.

The present invention provides a composition for forming a gel polymer electrolyte which includes a lithium salt; an organic solvent; and a crosslinking compound represented by Formula 1. wherein in Formula 1, L1, L2, L3, and L4 are each independently selected from a direct bond or an alkylene group having 1 to 3 carbon atoms, L5 and L6 are each independently an alkylene group having 1 to 20 carbon atoms in which at least one methylene group is optionally substituted with an ether group and at least one hydrogen is substituted with fluorine, and R1 and R2 are each independently selected from hydrogen, an alkyl group having 1 to 3 carbon atoms, or a halogen.

The invention discloses hydrolysis-resistant liquid phosphite ester and a preparation method and application thereof.The hydrolysis-resistant liquid phosphite ester is prepared by the steps that 2, 2, 4-trimethyl-1, 3-pentanediol and phosphorus trichloride or phosphite triester serve as raw materials, a cyclization reaction is conducted firstly, and then the hydrolysis-resistant liquid phosphite ester is obtained; and then carrying out nucleophilic substitution on Cl or aryl and alkyl on the cyclized intermediate by using higher saturated monohydric alcohol with more than C8, wherein the molecular structure is as shown in formula I in the specification. The liquid phosphite ester is novel liquid phosphite ester, the main body of the liquid phosphite ester is of a six-membered ring structure, the basic structure of the phosphite ester is reserved to the maximum extent, and the anti-oxidation effect of the phosphite ester is guaranteed; hydrophobic aliphatic chain structures on phosphorus atoms and branched chains of the phosphorus atoms prevent water molecules from approaching P-O bonds, so that the phosphorus atoms and the branched chains are prevented from being attacked by the water molecules, and the hydrolysis resistance is improved under the conditions that any additional amine hydrolysis-resistant agent is not used and any steric hindrance group is not introduced; good practical value, economic value and market prospect are realized.

Provided is a metal oxide dispersion having excellent gap-fill performance, and a method of manufacturing a metal oxide film using the same. A metal oxide dispersion according to a first aspect of the present invention contains carboxylic acid having 9 or more carbon atoms, metal oxide nanoparticles surface-treated with a capping agent, and a solvent. A metal oxide dispersion according to a second aspect of the present invention contains carboxylic acid having a boiling point of 250° C. or higher at an atmospheric pressure, metal oxide nanoparticles surface-treated with a capping agent, and a solvent. A method of manufacturing a metal oxide film according to a third aspect of the present invention comprises: a step for forming a coating film formed of the metal oxide dispersion described above; and a step for heating the coating film at a temperature of 165° C. or higher.

The invention relates to the technical field of organic pollutant degradation, and discloses a mycobacterium and a method for degrading alkane organic pollutants. The Mycobacterium sp. Is named as SLQ-1, the Mycobacterium sp. Is preserved in the China Center for Type Culture Collection on January 15, 2024, and the preservation number is CCTCC No: M 2024107. The Mycobacterium sp. Is named as SLQ-1, and the Mycobacterium sp. Has been preserved in the China Center for Type Culture Collection on January 15, 2024. The mycobacterium can effectively degrade alkane organic pollutants, especially organic pollutants below C8, SLQ-1 can grow and breed with 3-methylpentane as a carbon source and an energy source, 3-methylpentane is efficiently degraded, and the mycobacterium can adapt to a wide temperature range and a wide pH range (the degradation rate of 3-methylpentane can reach 99% or above when the pH is 6-8 and the temperature is 30-40). In addition, the mycobacterium SLQ-1 can also take 2-methylpentane, n-hexane, n-pentane and 2-methylbutane as a carbon source and an energy source, and can efficiently degrade the 2-methylpentane, the n-hexane, the n-pentane and the 2-methylbutane.

Disclosed is a method for removing heavy metal ions from a phosphoric acid containing stream, the method may include: adding a diluted solution of a dialkyldithiophosphate compound having an alkyl chain length ranging from 8 to 12 carbon atoms to the phosphoric acid containing stream to form a heavy metal ion complex; and separating the heavy metal ion complexes from the phosphoric acid containing stream.

A fine particle of a silicon polymer, wherein the fine particle has pores; the total pore volume of the fine particle is 0.35 to 1.00 cm3 / g; a number-average primary particle diameter of the fine particle is 0.05 to 0.30 μm; the silicon polymer has a siloxane bond and an Si—R1 bond; R1 represents an alkyl group having 1 to 6 carbon atoms; and designating, with reference to a chart obtained by 29Si-NMR measurement of the fine particle, A as a total peak area corresponding to the silicon polymer, and B as a peak area corresponding to Si—R1, A and B satisfy a following formula (1):10.0≤B / A×100≤45.0  (1).

The present invention is an addition-curable silicone composition containing components (A) to (C): (A) An addition reaction product of an organopolysiloxane represented by formula (1) and a compound represented by formula (2), the addition reaction product having two addition-reactive carbon-carbon double bonds per molecule. (1) (R1 is a C1-12 monovalent hydrocarbon group, R2 is a methyl group or a phenyl group, a is an integer of 0-50, and b is an integer of 0-300. ), (2) (R3 represents a C1-12 divalent hydrocarbon group.), (B) an organosilicon compound having a hydrogen atom bonded to at least two silicon atoms per molecule, and (C) a hydrosilylation reaction catalyst. Thus, provided are an addition-curable silicone composition that has high transparency and a high refractive index and yields a cured product having high strength and high elongation and a highly reliable optical semiconductor device sealed by a cured product thereof.

A fiber-reinforced polyamide resin composition molded article is characterized by 5 to 50 parts by weight of reinforcing fibers, 40 to 94.9 parts by weight of a polyamide resin composition, and 0.1 to 10 parts by weight of an ammonium salt composed of ammonia and an aliphatic dicarboxylic acid having 6 to 12 carbon atoms, and which is also characterized in that: a weight average fiber length of the reinforcing fibers is 0.4 to 7 mm; the polyamide resin composition comprises a polyamide resin, a second resin having a reactive functional group, and a compound produced by a reaction of the resin and the second resin; and the second resin is dispersed in a form of particles with a number average particle diameter of 10 to 1,000 nm.

The invention relates to a composite current collector and a lithium battery. The composite current collector comprises a metal layer, a supporting layer and an adjusting layer arranged between the metal layer and the supporting layer, the adjusting layer comprises matrix resin, and the glass transition temperature Tg of the matrix resin is less than or equal to 70 DEG C, so that the adjusting layer has excellent flexibility and deformability, can effectively absorb and buffer internal stress generated by thermal expansion coefficient difference of metal and polymer, and prevents interface stripping caused by stress concentration, thereby greatly improving the durability of the binding force. By limiting the number of carbon atoms of a molecular main chain in a range of 12-700, the flexibility and cohesion strength of the adjustment layer can be balanced, so that stress can be buffered, the adjustment layer can serve as a firm whole, the binding force of the metal layer and the polymer layer is further improved, interface separation is avoided, the cycle life of the lithium battery is prolonged, and the use safety of the lithium battery is improved.

Organotin compositions having the formula RSnL3 and corresponding synthetic methods are described. R includes aromatic, cyclic and / or halogenated ether moieties, or polyethers, and L includes hydrolysable groups. The organotin compositions may be formed as radiation-patternable coatings on substrates. The coatings may have an average thickness from about 1 nm to about 75 nm and have the formula RSnOn(OH)3-2n, forming an oxo-hydroxo network, where R is a hydrocarbyl ether group with 1 to 30 carbon atoms and 0<n<3 / 2, wherein regions of the coating are soluble in 2-heptanone in a puddle development step following a bake at 150° C. for 120 seconds. The coatings may be radiation-patternable using UV, EUV or ion beam radiation, and corresponding methods are described.

To provide a liquid spray head that has a low environmental impact, is acid-resistant, and is highly reliable. [Solution] A liquid spray head that sprays liquid from a nozzle comprises a first member, a second member, and a cured product of a one-component adhesive that adheres the first member and the second member, wherein the one-component adhesive comprises a bisphenol-free epoxy resin, a curing agent containing an aromatic amine polymer, and an alkylphenol, wherein the alkylphenol is (a) an alkylphenol having at least one ethyl group, or (b) an alkylphenol having 1 to 3 carbon atoms in the alkyl group and at least one methyl group and one isopropyl group.

To provide a surface treatment agent composition comprising a silicone-based compound and capable of achieving both durable water repellency and resistance to peeling, and to provide a water / oil-repellent fiber product and a method for producing the same.SOLUTION: A surface treatment agent composition comprises: a silicone resin (A); and an organopolysiloxane (B) containing silanol groups, wherein the silicone resin (A) includes, as a component, at least one selected from MQ, MDQ, MTQ, and MDTQ {M, D, T, and Q respectively represent (R'')3SiO0.5 units, (R'')2SiO units, R''SiO1.5 units and SiO2 units, and R'' represents a monovalent aliphatic hydrocarbon group having 1 to 10 carbon atoms or a monovalent aromatic hydrocarbon group having 6 to 15 carbon atoms}.SELECTED DRAWING: None

The invention discloses a high-CTI (comparative tracking index) halogen-free flame-retardant PA66 (polyamide 66) composite material and a preparation method thereof, and belongs to the technical field of high polymer materials. The composite material comprises the following components in parts by weight: 52-64 parts of PA66 resin, 20-30 parts of glass fibers, 12-15 parts of a phosphorus-based flame retardant, 0.5-1.5 parts of a flame-retardant synergist, 0.3-0.7 part of a lubricant and 0.1-0.5 part of an antioxidant, and the flame-retardant synergist is aliphatic dicarboxylic acid with the carbon atom number greater than or equal to 8. The material surface energy is reduced and electrolyte is repelled through long-carbon-chain hydrophobic groups, and meanwhile, the CTI value is increased to 600 V or above while it is guaranteed that the material reaches the UL94 V0 flame retardant grade (1.6 mm) by utilizing interaction of carboxyl and a PA66 matrix and cooperating with a phosphorus flame retardant. The invention also provides a preparation method of the material, the process is simple, the material is suitable for industrial production, and the product can be widely applied to electronic and electrical components with high safety requirements.

A magnetic toner comprising a toner particle comprising a binder resin and a magnetic body, wherein the binder resin comprises a styrene-acrylic resin, the styrene-acrylic resin comprises a monomer unit represented by Formula (1):where, in Formula (1), R1 represents a hydrogen atom or a methyl group; and R2 represents a linear alkyl group having CB carbon atoms, CB being an integer from 10 to 15; the magnetic body comprises an alkyl group having CM carbon atoms, on a surface of the magnetic body, CM being an integer from 4 to 20; CB and CM satisfy Formula (3):|CM−CB|≤10  (3), andin a cross-sectional observation of the magnetic toner using a transmission electron microscope, a coefficient of variation of an occupied area ratio of the magnetic body in a specific square grid, is 80.0% or lower.

The present invention addresses the problem of providing: a technology related to a catalyst for a Fischer-Tropsch synthesis reaction (FT synthesis reaction) capable of, in the FT synthesis reaction, more easily obtaining a hydrocarbon having a specific number of carbon atoms, and a method for producing said catalyst; and a technology related to a hydrocarbon production apparatus and a hydrocarbon production method.　In order to solve said problem, provided are: a catalyst for FT synthesis, in which an active metal is supported on the surface of a carrier, the carrier contains silicon or aluminum, the active metal contains at least one selected from cobalt, ruthenium, and iron, and the metal density per specific surface area of the carrier is within a specific range; a method for producing said catalyst; and a hydrocarbon production apparatus and a hydrocarbon production method using the catalyst.　According to the present invention, it is possible to: improve the CO conversion rate in an FT synthesis reaction and improve the selectivity of the number of carbon atoms in an obtained hydrocarbon; and more easily generate a hydrocarbon having a specific number of carbon atoms.

The present invention relates to a cable comprising a polypropylene composition comprising (A) from 80.0 to 99.0 wt.-%, preferably from 82.5 to 97.2 wt. %, most preferably from 85.0 to 95.0 wt.-% of a copolymer of propylene and comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms having a total amount of comonomer units of from 10.0 to 16.0 wt %, preferably from 11.0 to 15.0 wt %, most preferably from 12.0 to 14.0 wt %, based on the total amount of monomer units of the copolymer of propylene (A); a melt flow rate MFR2 of from 0.5 to 2.5 g / 10 min, preferably from 0.8 to 2.3 g / 10 min, still more preferably from 1.0 to 2.0 g / 10 min and most preferably from 1.2 to 1.7 g / 10 min; a xylene cold soluble (XCS) fraction in a total amount of from 25.0 to 50.0 wt %, preferably from 27.5 to 45.0 wt %, more preferably from 30.0 to 42.5 wt % and most preferably from 32.5 to 40.0 wt %, based on the total weight amount of the copolymer of propylene (A); and (B) from 1.0 to 20.0 wt.-%, preferably from 2.5 to 17.5 wt %, most preferably from 5.0 to 15.0 wt.-% of a copolymer of ethylene and comonomer units selected from alpha-olefins having from 4 to 12 carbon atoms obtainable in the presence of a single site catalyst and having a density of from 860 to 930 kg / m3, preferably from 865 to 925 kg / m3, most preferably from 870 to 920 kg / m3, determined according to ISO 1183.

The invention discloses a polyolefin self-repairing material and a preparation method thereof, a main chain of the polyolefin self-repairing material contains structural units shown in a general formula (I) and a general formula (II), a side chain of the polyolefin self-repairing material contains a structural unit shown in a general formula (III), the main chain and the side chain are connected through a covalent bond, in the formulas, x and y are molar percentages of the structural units in the main chain, and in the formulas, x and y are the molar percentages of the structural units in the main chain. X and y are positive numbers satisfying x > 0, y > 0, x > y, and 80% < = x + y < = 100%; r is a halogen atom, and R1 and R2 are aliphatic methylene chains or aromatic groups with the carbon atom number of 1-10; and R3 is amino, hydroxyl or carboxyl. The polyolefin self-repairing material has both a physical effect and a chemical effect, the self-repairing time of the material can be shortened, and the self-repairing efficiency is improved. Meanwhile, dynamic chemical bonds endow the material with a cross-linked structure, and the mechanical property of the material can be improved.

The invention relates to the field of leveling agents, in particular to a hand feeling type acidic leveling agent and a preparation method thereof. The preparation method comprises the following steps: firstly, amidating long-chain fatty acid of which the carbon atom number is greater than 10 and hydroxyethyl ethylenediamine, and then carrying out ring-opening addition on the amidated long-chain fatty acid and EO under the catalysis of AlMe3-NH4Cl or Me2AlNH2 to prepare a hydrophobic-hydrophilic block copolymer; the obtained leveling agent is high-concentration transparent liquid and is free of gel; the dyeing agent has excellent retarding property, migration property and dye dispersibility in dyeing of acid dyes such as chinlon, wool and the like, and can form a flexible lubricating film on the surface of a fiber, so that the problem that a fabric becomes hard after high-temperature setting is remarkably solved, and a softening agent after-finishing procedure is omitted.

The present invention relates to a polypropylene composition comprising (A) from 80.0 to 99.0 wt.-% of a copolymer of propylene and comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms having a total amount of comonomer units of from 10.0 to 16.0 wt %, based on the total amount of monomer units of the copolymer of propylene (A); a melt flow rate MFR2 of from 0.5 to 2.5 g / 10 min; a xylene cold soluble (XCS) fraction in a total amount of from 25.0 to 50.0 wt %, based on the total weight amount of the copolymer of propylene (A); and (B) from 1.0 to 20.0 wt.-% of an ethylene polymer having a density of from 915 to 960 kg / m3; and a melt flow rate MFR5 (190° C., 5 kg) of from 0.05 to 5.0 g / 10 min, an article comprising said polypropylene composition, preferably a cable comprising an insulation layer comprising said polypropylene composition, and the use of said polypropylene composition as cable insulation for medium and high voltage cables.

An organic light emitting device having improved driving voltage, efficiency and lifetime, the device comprising a light emitting layer including one or more compounds of Chemical Formula 1, one or more compounds of Chemical Formula 2, and one or more compounds of Chemical Formula 3:wherein: X′1 is N and X′2 is O, or X′1 is O, and X′2 is N; X″ is O or S; one of R′1 to R′7 is linked with Chemical Formula 2A:one of R″1 to R″10 is linked with Chemical formula 3A, and the rest are hydrogen or deuterium:Ar1, Ar2, Ar′1, Ar′2, Ar″1, Ar″2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; and the other substituents are as defined in the specification.

To provide a resin composition for adhesives that can form an adhesive layer excelling in: unevenness followability during bonding; shape retentivity before bonding; and softness during low-temperature use.SOLUTION: A resin composition for adhesives contains a methacrylic copolymer having a macromonomer (A)-derived constitutional unit and a vinyl monomer (B)-derived constitutional unit. The macromonomer (A) has an alkyl methacrylate (a)-derived constitutional unit having a C8-30 alkyl group.SELECTED DRAWING: None

A toner comprising a toner particle comprising a binder resin and a release agent, wherein the binder resin comprises a crystalline resin A, the crystalline resin A comprises a monomer unit derived from a monomer (a), the monomer (a) is at least one selected from the group consisting of (meth)acrylic acid esters having an alkyl group with 18 to 36 carbon atoms, the peak temperature and endothermic quantity at an endothermic peak derived from the crystalline resin A in DSC measurements using the toner satisfy specific relationships, and the release agent is at least one selected from the group consisting of hydrocarbon-based waxes and ester waxes.

A high-purity tin composition that can maintain high purity for a long time, in which decomposition of a triaminotin compound is suppressed and high purity of the triaminotin compound is maintained, is provided. The tin composition contains 95 mol % or more of a triaminotin compound having formula (1) in terms of tin atoms, and 0.001 to 0.5 mol % of a tetraaminotin compound having formula (2) in terms of tin atoms:R is a hydrocarbon group having 1 to 30 carbon atoms which is optionally substituted with a halogen, an oxygen atom, or a nitrogen atom, and R's are each a hydrocarbon group having 1 to 10 carbon atoms and may be identical or different from each other; two R's on the same nitrogen atom may be bonded to each other to form a 3- to 7-membered ring containing nitrogen.

The composition includes an acrylic monomer having a carboxylic acid group, an acrylic monomer having a hydroxyl group, at least one of an alkyl acrylate or alkyl methacrylate, and from 15 to 22 percent by weight of a compound composed of divalent segments L and at least two X groups. The divalent segments L are represented by formula L. Each segment L is independently directly bonded to two secondary N atoms, two tertiary N atoms, or a secondary and a tertiary N atom. Each R1 represents an alkylene group having from 1 to 4 carbon atoms, and at least some of the R1 groups are —CH2—CH2—CH2—CH2—. Each X group is independently represented by the formula CH2═C(R)—C(O)—O—V—W—C(O)—. Articles and methods using the composition are also described.

The invention discloses a polyolefin composition as well as a preparation method and application thereof. The polyolefin comprises the following components in parts by weight: 5-15 parts of polyethylene; 13 to 27 parts of an ethylene-vinyl acetate copolymer; 10 to 20 parts of POE (Polyolefin Elastomer); 3-8 parts of a compatilizer; 80 to 120 parts of magnesium hydroxide; 0.3 to 3.5 parts of a silane coupling agent; wherein the silane coupling agent comprises a long-chain alkyl silane coupling agent, and the number of carbon atoms of long-chain alkyl is larger than or equal to 7. According to the invention, magnesium hydroxide is added into a polyolefin resin system as a flame retardant, and the long-chain alkyl silane coupling agent is added, so that the prepared polyolefin composition has better flame retardant property and better mechanical property and processability at the same time.

A copolymer, methods of making the polymer, methods of recycling the polymer and compositions including the polymer are described. The copolymer, can contain repeating units of Formula (I), and repeating units of Formula (11), where X is an aliphatic group for each of Formulas (I) and (II); Z is a first polyolefin group containing at least 45 carbon atoms, preferably 45 to 1,000 carbon atoms, and has a degree of saturation 98 to 100%; Z′ is an aliphatic group; the structure of Z is different than Z′, and wherein Formula (I) or Formula (11), or both, comprise 0.01 to 40 ester groups per 1,000 backbone carbon atoms.