52 results about "Monomer" patented technology

The invention discloses a power battery thermal management system with functions of efficient heat dissipation and efficient heating. The power battery thermal management system comprises a power battery case and a thermal management system, wherein a plurality of battery monomers are adjacently aligned to form a battery pack placed inside a battery case housing, a composite phase change material plate is sandwiched between the gap of the adjacent batteries and the surface of the outermost side battery in the battery pack width direction, the composite phase change material plates and thermal pipes are combined to form composite phase change material thermal pipe coupling components, the composite phase change material thermal pipe coupling components are additionally arranged on both sides of the battery pack, the thermal pipes extends from the through holes on the battery module housing, the extending ends are connected to heating devices and heat dissipation fans, and a programmable automatic temperature regulator treats the signal from a temperature sensor by programming so as to determine whether the fans and the heating devices are started. The power battery thermal management system of the present invention has advantages of simple and firm whole structure, high efficiency, stable operating, and the like. In addition, the battery pack can be subjected to direct, unified and uniform cooling and heating, such that the battery can work at the appropriate temperature range, and the electric vehicle battery thermal management system is improved.

This invention relates to bioadhesive compositions, which are particularly, but not exclusively, useful for making medical electrodes and to medical electrodes based on such compositions. A first bioadhesive composition comprises: 10 (i) 28-60 wt % of a copolymer comprising repeating units derived from one or more monomers selected from olefinically unsaturated sulphonic acids and repeating units derived from one or more olefinically unsaturated carboxylic acids, the ratio by weight of the sulphonic acid units to the carboxylic acid units being from 30:1 to 1:1; 15 (b).

The invention discloses a preparation method of polyarylether containing quaternary ammonium side groups, comprising the following steps: a) adding bisphenol containing tertiary amine side groups, a halogenated organism monomer or nitrated organism monomer, a catalyst and a solvent, thus obtaining mixed solution; b) obtaining polyarylether containing tertiary amine side groups by polymerization reaction of the mixed solution obtained from the step a) at temperature of 30-180 DEG C; and c) adding halogenated hydrocarbon in the polyarylether containing tertiary amine side groups, and stirring at temperature of 0-100 DEG C, thus obtaining the polyarylether containing quaternary ammonium side groups. The invention also discloses a polyarylether containing quaternary ammonium side groups, and the sites and the number of the quaternary ammonium side groups are controllable. Compared with the prior art, the materials used in the invention is bisphenol containing tertiary amine side groups, no additional tertiary amine side groups or quaternary ammonium side groups are introduced in the generation process of the polyarylether containing quaternary ammonium side groups, so that the sites and the number of the quaternary ammonium side groups in the polyarylether are controllable, in addition, the conversion rate is complete and the laboratory yield is higher than 95%.

Provided is a filler for affinity chromatography having a high dynamic binding capacity for proteins and having excellent alkali resistance and storage stability. The filler for affinity chromatography of the present invention comprises a porous particle consisting of a copolymer of 40 parts to 99.5 parts by mass of (M-1) a methacryloyl group-containing vinyl monomer that contains a hydroxyl group and does not contain an epoxy group, 0.5 parts to 30 parts by mass of (M-2) an epoxy group-containing vinyl monomer, 0 parts to 59.5 parts by mass of (M-3) a methacryloyl group-containing vinyl monomer which is other than the monomers (M-1) and (M-2), and 0 parts to 25 parts by mass of (M-4) a vinyl monomer other than the monomers (M-1), (M-2) and (M-3) (with the proviso that the total amount of the contents of (M-1), (M-2), (M-3) and (M-4) is 100 parts by mass); ring-opened epoxy group obtainable by ring-opening of epoxy group that is contained in the copolymer; and ligand that is bound to the porous particle.

The invention belongs to the field of inorganic/polymer optic nano composites and particularly relates to a transparent high-refractivity graphene quantum-dot/polymer nano composite film and a preparation method thereof. The composite film is formed by graphene quantum-dot and polymer through ultraviolet curing and thermocuring. Before curing, in each 1mL of polymer monomer, the content of graphene quantum-dot is 0.1-1g. The graphene quantum dots (GQDs) is used as inorganic nano phase, the polymer monomer is used as solvent, the GQDs is synthetized in the polymer monomer by the solvothermal method and then are directly cured to be film by filtering, spraying coating, adding trigger, and double treatment of ultraviolet curing and thermocuring. The transmissivity of the transparent high-refractivity graphene quantum-dot/polymer nano composite film prepared by the film materials ranges from 80% to 95%, refractivity ranges from 1.5 to 2.8, and the transparent high-refractivity graphene quantum-dot/polymer nano composite film can be applied to antireflection coating, optical waveguide materials, optical lenses and other photoelectric fields.

The present invention relates to the technical field of water-based coatings, and in particular relates to good-weather and water resistance water-based alkyd resin, alkyd resin is obtained by fatty acid method, and by reaction of epoxy groups of epoxy organosiloxane and alcoholic hydroxyl groups and carboxyl groups of an alkyd resin molecular chain, organosiloxane chain segments are introduced into the water-based resin system for synthesis of the water-based epoxy organosiloxane-modified alkyd resin with excellent water resistance, stain resistance, weather resistance, smoothness and corrosion resistance. An epoxy organosiloxane monomer contains a methoxysilane inorganic active functional group, silicon hydroxyl formed by hydrolysis of the functional group may be condensed with inorganic material surface hydroxyl to improve the water-based alkyd resin adhesion to a metal, glass and plastic substrate, meanwhile by the introduction of the organosiloxane chain segments into the alkyd resin branched portion, the drying properties, weather resistance, heat resistance and water resistance of the water-based alkyd resin can be greatly improved.

The invention discloses a hyperbranched polyborosiloxane containing functional groups. The hyperbranched polyborosiloxane containing functional groups has the characteristics of hyperbranched topological structure, stable storage performance, controllable viscosity and the like, and has excellent compatibility with existing high polymer materials. The invention also discloses a preparation methodof the hyperbranched polyborosiloxane containing functional groups, and the preparation method has the advantages of wide monomer source, low cost, easy process control and important application valueand academic significance.

The process of preparing high water solubility polyvinyl alcohol features that vinyl acetate monomer in 50-80 weight portions, methanol in 16-49 weight portions, vinyl monomer containing carboxyl group or amido group in 1-4 and initiator in 0.04-0.08 weight portion are reacted in a reactor equipped with thermometer, stirrer, reflux condensator and water bath at 60-65 deg.c for 3-6 hr; and the resultant is compounded with methanol into 30 % concentration solution and alcoholyzed with sodium hydroxide or potassium hydroxide to obtain high water solubility polyvinyl alcohol.

The present invention relates to a new process of synthesizing conductive polymers from monomers substituted with amine group. The process provides simple synthesizing steps for the conductive polymers without using other additives such as stabilizers or emulsifiers. The conductive polymers synthesized according to the present invention have highly enhanced solubility in common organic solvents and electrical conductivity compared to conventional conductive polymers. Therefore, the conductive polymers synthesized according to the present process can be utilized in applications that require high electrical conductivity, for example an electromagnetic interference shield or a transparent electrode of thin film, as well as in specific applications such as various conductive films, fibers, polymer blends, battery electrodes or conductive etch mask layers.

The invention provides a battery pack charging method, wherein a battery pack comprises a plurality of battery monomers or modules. The battery pack charging method comprises the following steps of: carrying out constant-current charging on the battery pack; and carrying out monomer voltage closed loop feedback charging on the battery pack. According to the battery charging method provided by the invention, on the condition of high safety, the battery pack is most rapidly charged.

A polymerizable monomer adopted to a display panel is represented as following chemical formula:

wherein, m≧0; “Z” is selected from oxygen, sulfur, carbonyl, caroboxyl, methyoxy, methylthio, thio, ethenylcarbonyl, carbonylethenyl, difluoromethoxy, difluoro methylthio, ethyl, difluoroethane, 1,2 difluoroethane, vinylene, difluoroethenylene, ethynyl, or single bond. “X₁” and “X₂” are independently selected from oxygen, sulfur, methyoxy, carbonyl, caroboxyl, -carbamoyl, methylthio, ethenylcarbonyl, carbonylethenyl, or single bond. “Sp₁” and “Sp₂” are independently a spacer or single bond. “P₁” and “P₂” are independently a polymerizable group.

The invention relates to image sensor packaging piece and its optical glass and processing method. The packaging piece includes chip carrier, annular bearing, sensor chip, and optical glass. It includes the following steps: processing grinding before cutting the whole optical glass into many monomers; forming many optical glass monomers with at least one brim rough surface to adhere on the sensor chip bearing to reduce thermal expansion coefficient difference, avoid delaminating caused by thermal stress, prevent moisture and impurity from invading to ensure sensor chip accepting optical signal capacity.

The invention belongs to the technical field of new energy materials, in particular to an all-solid-state lithium ion battery and an integrated composite sintering preparation process thereof. The all-solid-state lithium ion battery comprises at least one electrode-electrolyte composite electrode sheet. The electrode of the electrode-electrolyte composite electrode sheet is made of lithium oxide positive electrode or oxide negative electrode material, and the electrode is a solid oxide electrolyte. The interface problem of the all-solid-state lithium battery can be effectively improved and theinterface bonding degree and the interface structure stability between the electrode and the solid electrolyte can be remarkably enhanced so that the single cell has higher density and energy densityand also has very excellent safety performance and is suitable for large-scale production and application.

The invention provides an automobile trim material combined with a non-woven fabric and a woven fabric The automobile trim material is prepared by virtue of the following steps: 1, cutting ramie into 70mm fibers, putting the fibers into a stainless steel vessel, adding a sodium bicarbonate solution and stirring for 60 minutes; 2, cleaning jute fibers and drying the jute fibers; 3, adding warm water at a temperature of 30 DEG C, performing constant-temperature bath for 60 minutes, adding 1% constant temperature bath and 0.1% ceric ammonium nitrate, cleaning, and then drying; 4, putting the jute fibers on fur machine equipment, and performing shredding mixing on the jute fibers and polypropylene fibers; 5, carding the fibers into a net shape by use of a carding machine; 6, paving the fibers to form a multilayer net body with weight per square meter of 1500g; 7, paving polypropylene fabrics on both sides as surface layers, and performing reciprocating reinforcement by use of a needling machine; and 8, pressing to prepare an automobile trim material sectional material by use of die pressing equipment. The automobile trim material produced by the method is low in price, is capable of adsorbing sound and insulating heat, is high in rigidity, durable in use, simple in technological process and free from environmental pollution.

The invention relates to a method for dyeing a polyester fiber type material by using an oligomer removing agent. The method comprises the following step: adding the oligomer removing agent and a dyeing assistant into a dyeing bath together to dye the polyester fiber type material, wherein the formula of the oligomer removing agent comprises the following raw materials: 10-20 parts of dicarboxylic acid di(C1-C4) alkyl ester, 14-26 parts of aromatic di(C1-C4) carboxylic acid, 30-50 parts of aliphatic diol or aliphatic polyol, 10-20 parts of difunctional sulfonated monomer, 10-30 parts of polyether and 15-100 parts of polyoxyethylene sorbitan fatty acid ester. According to the method provided by the invention, by adding polyoxyethylene sorbitan fatty acid ester, good synergy is realized, the dispersion performance of a dyeing solution is enhanced, the adsorption of a condensed matter in the dyeing solution to the surface of fiber can be better inhibited, and the problems caused by a polyester oligomer in a dyeing process are further solved. Thus, the dyeing of fabric is uniform, the color fastness is improved, and the stability of a product is enhanced.

The invention discloses a method for constructing a three-dimensional structure based on digital light processing. The method includes the following steps that firstly, a photosensitive resin precursor solution comprising monomers and a light initiator is put into a plane die cavity; secondly, a DLP projector is used for conducting multiple times of local projection and exposure curing on the photosensitive resin precursor solution according to a preset two-dimensional pattern, and a heterogeneous two-dimensional plane is obtained; and thirdly, the heterogeneous two-dimensional plane obtained through curing is soaked into a solvent to be swelled, and a three-dimensional structure is obtained. The method is simple, convenient to implement and low in requirement for equipment and is much suitable for preparing accurate three-dimensional structures of polymers.

The invention relates to a preparation method of a ternary terbium complex monomer and a copolymer luminescent material of the ternary terbium complex monomer and MMA. The method comprises the steps that firstly, the ternary terbium complex monomer is prepared, and recrystallization is conducted on an initiating agent AIBN (azodiisobutyronitrile) through methyl alcohol; then the ternary terbium complex monomer is dissolved by utilizing DMF (N,N-dimethylformamide) and DMSO (dimethyl sulfoxide) or a toluene solvent respectively, wherein the molar ratio of the ternary terbium complex monomer to the MMA is 1-10 to 100, and the initiating agent AIBN accounts for 0.5%-1% of the total mass of an initiating system; after reaction is conducted for 20-60 h under the conditions that inert gas argon exists, water and oxygen do not exist, and the temperature ranges from 50 DEG C to 85 DEG C, copolymer powder is obtained through methyl alcohol reprecipitation. The copolymer can be used for electronic terminals such as computers, televisions and mobile phones and mainly serves as the luminescent material of the panel display field. In addition, due to the fact that a pendant group -N-H- of the copolymer contains a reactive hydrogen atom, the copolymer can be used for ion recognition and fluorescent probes.

The invention relates to a large-capacity lithium iron phosphate storage battery which is characterized by comprising a plurality of single batteries which are connected in parallel and combined. Eachsingle battery comprises a positive plate, a negative plate, a partition and electrolyte; single battery pole ears and a current collecting plate or the pole ears are folded in half and fastened withthe current collecting plate by adopting the mode of mechanical connection. The large-capacity lithium iron phosphate storage battery has the characteristics of high working voltage, long cycle life,small self discharge and the like, and has the self typical advantages of large capacity (the rated capacity can reach to more than 100Ah), rapid charge and discharge by using large current (more than 200A), reduction of production cost of the storage battery and the like, and is especially suitable for large-capacity and rapid charge and discharge application fields of AGV vehicles and the like.

The invention discloses a preparing method of profiled amphoteric ion type polymer and application, which is characterized by the following: setting the molecular weight of the polymer as 72000-100000; setting the spread of the molecular weight at 1. 0-1. 2; choosing one or several fatty alcohol solution; segment-heating; batch-adding into polymerization initiator; adding into brine acetate water solution; proceeding amphoteric ionization; getting the product; forming thin film; possessing good transparency. This invention possesses good compatibility with hair and conditioning property.

A method for producing a slurry for a heat-resistant layer for a lithium ion secondary battery, including: a step of producing a polymer aqueous dispersion by polymerizing a monomer in an aqueous medium to give a polymer aqueous dispersion containing a polymer with a polymerization conversion rate of 90 to 100%, a step of obtaining a mixed solution by mixing N-methylpyrrolidone and the polymer aqueous dispersion, a step of obtaining a binder composition by removing an unreacted monomer and the aqueous medium from the mixed solution, and a step of obtaining a slurry by dispersing non-conductive microparticles in the binder composition, wherein the step of obtaining the binder composition includes removing the aqueous medium and the unreacted monomer by using a distillation column under a reduced pressure so that the binder composition contains the unreacted monomer and a water content in predetermined amounts.

The cross-linked polyaminocarboxylates for the removal of metal ions from aqueous solutions of the present invention are cross-linked anionic polyelectrolytes CAPE 6 and CAPE 9, containing pH-responsive amino acid residues. The cross-linked anionic polyelectrolytes have been synthesized via cycloco-polymerization and ter-polymerization of a diallylammonioethanoate monomer (90 mol %) and a cross-linker, 1,1,4,4-tetraallylpiperazinium dichloride (10 mol %) in the absence of SO2 (CAPE 6) and in the presence of SO₂ (CAPE 9), respectively. For the sorbents CAPE 6 and CAPE 9, the efficiency of Cu²⁺ removal at an initial metal concentration of 200 ppb was found to be 77.5% and 99.4%, respectively. Treatment of real wastewater samples spiked with Cu²⁺ ions showed the excellent ability of the cross-linked anionic polyelectrolytes to adsorb metal ions.

The invention belongs to the field of high-molecular compounds obtained through a carbon-carbon unsaturated bond reaction, and particularly relates to a soluble silver ion-containing polymerizable monomer, a preparation method thereof, a silver-containing polymer and an antibacterial coating. The soluble silver ion-containing polymerizable monomer can be dissolved in water or an organic solvent, and has a structure of A(AgLn)x, wherein L is a ligand capable of being complexed with silver, n is the number of ligands, A is an acid radical ion, and x is the number of acid radical negative charges; wherein at least one of A and L contains a carbon-carbon double bond. According to the soluble polymerizable monomer containing the silver ions, the polymerizable monomer containing the silver ionsis prepared in a complexing mode, and the silver ions are combined to carbon-carbon unsaturated bonds in a covalent bond or ionic bond mode. The polymerizable monomer can be dissolved in water or an organic solvent, and a silver ion-containing aqueous solution coating, a silver ion-containing organic solvent coating or a silver ion-containing emulsion coating can be conveniently obtained in a homopolymerization or copolymerization mode.

The invention relates to diamine monomer containing anhydrohexitol unit and its preparation, which pertains to high molecular material area. The progress compresses the following steps: using etherification to make anhydrohexitol react with aromatic nitro halogenide to synthesize nitro compound containing diamine monomer; using reduction to deacidize nitro compound containing diamine monomer to get diamine monomer containing anhydrohexitol unit. The invention possesses the advantages of simplicity of process, sinple control and high yield. Said product can be used in field of optical glass, color filter, optical device and coating material.

The invention provides a preparation method of a nanofiltration film, belongs to the field of film separation material preparation, and solves the problems that the industrialized continuous preparation of the nanofiltration film with the molecular weight cut-off between 1500 and 20000 Daltons cannot be easily realized in the prior art. The preparation method of the nanofiltration film comprises the following steps: putting polysulfone and dimethylacetamide into a batching kettle, setting the temperature of heat transfer oil at 90-100 DEG C, stirring a casting solution until transparent, and transferring the casting solution to a storage tank; defoaming under vacuum the casting solution, and keeping the temperature of the casting solution constant for later use when the temperature of thecasting solution is reduced to use temperature; coating a non-woven fabric with a 30-50 micron supporting layer by the casting solution by casting and scraping, and curing and rinsing to obtain a supporting bottom film layer; after the supporting bottom film layer enters a water phase solution tank for infiltration and is extruded by an extrusion roller, using a cleaning solution to perform secondary cleaning treatment on the film surface of the supporting bottom film layer, and removing the residual water phase solution by a secondary extrusion roller; coating the film surface containing a water phase monomer with solvent oil containing organic monomers, and drying to obtain the nanofiltration dry film. The molecular weight cut-off of the nanofiltration film prepared by the method is between 1500 and 20000 Daltons.