36results about How to "With self-emulsifying function" patented technology

The invention discloses a preparation method for a polysiloxanes-amidopolyether block copolymer, comprising the steps of preparation of an intermediate of alpha, omega-hydrosiloxane, preparation of an intermediate of alpha, omega-polysiloxanes diepoxide, and preparation of the polysiloxanes-amidopolyether block copolymer. The polysiloxanes-amidopolyether block copolymer provided in the invention enables a textile finishing agent to be stable under condition of high temperature, a polyelectrolyte, a high pH value or a high shear force without breaking emulsion, sticking to a roller or a cylinder and producing oil marks, allows textiles finished to be returned for repairing, and is widely used in fields like chemical fiber, natural fiber and blended products thereof, etc.

The invention discloses an environment-friendly terylen low-temperature dyeing auxiliary agent taking alkyl phthalimide as a carrier and a preparation method thereof. The compositions in percentage by weight of the dyeing auxiliary agent are: 70 to 90 percent of alkyl phthalimide compound, 8 to 15 percent of concentrated emulsion 8206, 1 to 7.5 percent of castor oil polyoxyethylene ether sulphonated matter and 1 to 7.5 percent of alkyl phenol polyoxyethylene ether, wherein the alkyl phthalimide is takes as the carrier; and the concentrated emulsion 8206, the castor oil polyoxyethylene ether sulphonated matter and the alkyl phenol polyoxyethylene ether are takes as an emulsifying agent. The environment-friendly terylen low-temperature dyeing auxiliary agent is used in low-temperature dyeing of terylen and terylen-containing textile fabrics; moreover, the dyeing auxiliary agent not only has the characteristics of nontoxicity, tastelessness, environmental protection and low cost, etc., but also has the advantages of high dye uptake, excellent level dyeing property, high dyeing fastness and wide application range, etc., thereby meeting the requirements of low-temperature dyeing production of terylen-containing textile fabrics.

The invention relates to a combination of glass fiber infiltration agent, which comprises a film forming agent, a coupling agent and other promoters. The film forming agent is unsaturated and polyester type, and the unsaturated polyester is made into emulsion by emulsification, wherein, the unsaturated polyester is made from carboxyl sulfonate, polyol and polybasic acid by catalysis; the catalyst is titanate esters agent; the preparation technique includes the steps: 1 to 10 weight portions of carboxyl sulfonate and 50 to 150 weight portions of polyol react under the temperature of 150 to 200 DEG C; after being cooled, the obtained material is added with 40 to 95 weight portions of polybasic and titanate esters catalyst that is 0.05 to 1 percent of the mass of the film forming agent to react under the temperature of 160 to 230 DEG C; then the obtained material are cooled, crushed and made into emulsion; at last the emulsion is mixed with the coupling agent and other promoters to produce the infiltration agent. The invention has the advantages that: the unsaturated polyester emulsion is adopted as matrix and the sulfonate monomers with hydrophilicity is used for preparing the film forming agent, so the film forming agent has self-emulsifying function and can be dissolved in solution more easily; in addition, the titanate esters is employed as catalyst, which avoids the occurrence of polyester gel and better protects of glass fiber.

The invention discloses block polyether amino silicone oil, particularly relates to a method for preparing modified block polyether amino silicone oil and aims at overcoming defects of existing technologies. The method for preparing the modified block polyether amino silicone oil is simple in preparation process and operation, short in reaction time, mild in reaction conditions, easy to implement and capable of improving hydrophily and inhibiting yellowing, and raw materials are easy to obtain; and the block polyether amino silicone oil is synthesized and modified by an epoxy compound to obtain the modified block polyether amino silicone oil.

The invention provides a formulation and the method for preparation of a green environment-friendly water-based epoxy terrace-using coating. The green environment-friendly water-based epoxy terrace-using coating comprises the first and the second component, the constituent and weight ratio of the first component being as the following: water-based epoxy curing agent 28-32, water 10-20, defoamer 0.2-0.5, wetting agent 0.2-0.5, leveling agent 0.2-0.5, consolute agent 1-5, phthalocyanine green 3-6, ferrite yellow 4-6, titanium dioxide 1-3, blanc fixe 20-30, silicon micronized quartz powder 10-15, and talcum powder 5-8; and the constituent and weight ratio of the second component being: water-based epoxy emulsion A 15-25, water-based epoxy emulsion B 20-28, and water 1-6. The first component: the second component is 1.25: 1, homogeneously mixing them. The prepared green environment-friendly water-based epoxy terrace-using coating can ensure the lacquer film having good brightness, adhesive force, strong chemical resistance, nice environmental protection property, and low containing of VOC.

The invention belongs to the polymer chemistry field, in particular to a cross-linking self-emulsifying cationic perfluorocopolymer soap-free emulsion and a preparation method thereof. The soap-free emulsion overcomes the problems of the prior art such as poor film forming property, low conversion rate of fluoride monomer, and adverse impact on water resistance and oil resistance of fluorine-containing emulsion products and environmental protection. The technical proposal is as follows: the cross-linking self-emulsifying cationic perfluorocopolymer soap-free emulsion is prepared by the following method: (1) preparing a monomer pre-emulsion mixture: mixing a cationic monomer with vinyl monomer, perfluoroalkyl (methyl) acrylate and a functional monomer to obtain a mixture solution A; and then mixing the mixture solution A with an oil soluble initiator to obtain a mixture solution B, pre-emulsifying and evenly mixing the mixture solution B by ultrasonic agitation or mechanical agitation; (2) preparing a water soluble perfluoroalkyl acrylate prepolymer; and (3) preparing the perfluoroacrylate copolymer soap-free emulsion. The cross-linking self-emulsifying cationic perfluorocopolymer soap-free emulsion has the advantages of good stability, good film forming property of film coating, high conversion rate of the fluoride monomer, safety and environmental protection.

The invention provides novel self-emulsifying water-based polyester emulsion and a preparation method thereof. The preparation method includes the following steps that itaconic acid, methyl-butanedioic acid-5-sodium sulfonate and 1,4-butanediol are subjected to condensation polymerization, then terminal hydroxyl water-based polyester-poly(itaconic acid butanediol-co-methyl-butanedioic acid-5-sodium sulfonate butanediol)ester (PBIINa) is obtained, and the PBIINa and terminal olefine acid are heated to 110-160 DEG C under nitrogen protection, and terminal olefine acid modified water-based polyester is obtained after an esterification reaction. The terminal olefine acid modified water-based polyester is dispersed in water, and then the water-based polyester emulsion is obtained. The preparation method of the water-based polyester emulsion is novel and has a self-emulsifying function, an emulsifying agent does not need to be added, organic solvent is not contained, and the water-based polyester emulsion can be used as emulsion coating and has broad market prospects. The steps are simple, operation is convenient, and practicability is high.

The invention discloses a water-based metallic protective paint, which comprises the following steps: adding water-soluble resin, butyl ether, ammoniac water and deionized water into charge make-up pot; stirring at low speed evenly; adding into aids; mixing evenly; adding into colour filler; scattering above 20 min with high speed at 1200rpm; grinding; driving the pigment paste into allocating tank; stirring with low speed; mixing evenly; adding into dry material; stirring at least above 15min; adding into water; diluting. This product can form continuous paint film, which possesses good hardness, strong adhesive force and low price.

The invention discloses a multifunctional organic silicon finishing agent and a preparation method thereof. The multifunctional organic silicon finishing agent comprises the following components in percentage by mass: anti-ultraviolet polyether organic silicon oil, isobutyl alcohol, composite emulsifier of phosphate betaine type gemini surfactant and fatty alcohol-polyoxyethylene ether in a ratio of 1:1, pH buffering agent and deionized water. The preparation method for the multifunctional organic silicon finishing agent comprises the following steps of: modifying organic silicon by adopting a special heterocyclic hindered ammonia compound, substituting the conventional amino, introducing a polyether functional unit on the main chain of the organic silicon, introducing the hindered ammonia compound on the branched chain, and synthesizing multifunctional organic silicon oil. The finishing agent keeps the original advantages of the amino silicon oil, and is particularly suitable for soft finishing and anti-ultraviolet finishing of bleached fabrics and light color fabrics; and the finishing agent can be prepared into silicon oil micro-emulsion of various proper concentrations by full emulsifying and has strong usability.

The invention discloses waterborne self-emulsifying epoxy modified alkyd resin, a preparation method thereof, and an anticorrosive coating prepared by the epoxy modified alkyd resin, and belongs to the technical field of chemical engineering. According to the epoxy modified alkyd resin, hydrophilic macromolecular chain segments are introduced in an alkyd resin main chain, epoxy resin is grafted tothe alkyd resin, the epoxy modified alkyd resin is prepared through self-emulsifying, the preparation method and technology are simple, the modified resin has self-emulsifying capacity, it is not necessary to add emulsifier and amine for salifying, and the epoxy modified alkyd resin has good storage stability, better physical property and better corrosion resistance property. When the prepared resin is applied to steel-structure protective undercoat, the prepared coating does not contain volatile organic matters and is more environmentally friendly, the construction is safe, and the comprehensive performance of coatings is better.

The invention discloses water-borne epoxy resin for an anticorrosive coating, application and a preparation method of the water-borne epoxy resin; according to the preparation method, the self-emulsifying function of the epoxy resin is achieved by introducing a highly hydrophilic polyethylene glycol branched chain to a molecular chain of the epoxy resin; meanwhile, due to the fact that the molecular chain segment is short, under the action of polyethylene glycol, the solid content can be up to 66.7%. Besides, no extra alcohol-soluble solvent or other high-boiling-point organic solvents are needed in the preparation process of the water-based emulsion, the production process and the product use process are very environment-friendly, and the water-based epoxy resin can be mixed with a water-based ammonia curing agent to be cured into a film for corrosion prevention.

The invention discloses a lithium sulfonate-containing ionic copolymer and a preparation method thereof. The lithium sulfonate-containing ionic copolymer comprises x mole parts of a polyvinylidene fluoride structural unit (A) composed of vinylidene fluoride monomers, y mole parts of an acrylate structural unit (B) composed of acrylate monomers and z mole parts of a perfluorovinyl ether lithium sulfonate structural unit (C) composed of perfluorovinyl ether lithium sulfonate monomers. The copolymer composed of the three compound structural units retains the advantage structure of polyvinylidenefluoride, so enough mechanical strength and thermal stability of the copolymer are ensured; by introducing a lithium ion high-efficiency transmission structural unit, a polar group and a large numberof super-stable structural units, the defects of the existing PVDF used as a polymer lithium ion battery material are overcome, the transmission efficiency of lithium ions is optimized, the ionic conductivity of a lithium battery is improved, the polarization of the battery in the charging process is reduced, and the charging and discharging performance of the battery is improved; and a new material and a new method are provided for further development and application of the lithium battery.

The invention provides an aqueous epoxy resin curing composition and a preparation method thereof and relates to resin curing compositions and preparation methods thereof. The aqueous epoxy resin curing composition is prepared from the ingredients in percentage by mass: 21% to 39% of curing agent, 19% to 37% of epoxy resin and 35% to 55% of deionized water, wherein the curing agent is prepared through subjecting polyamine to chain extension by a polybasic epoxy long-chained compound and epoxy resin and carrying out modifying and terminating synthesis, the mole ratio of the polybasic epoxy long-chained compound to the polyamine is 1: (1.2 to 4), and the mole ratio of the epoxy resin to polyethylene polyamine is 1:(1.2 to 4). The aqueous epoxy resin curing composition is obtained through uniformly mixing 21% to 39% by mass of self-emulsifying aqueous epoxy resin curing agent, 19% to 37% by mass of epoxy resin and 35% to 55% by mass of deionized water. Preparation processes of the aqueous epoxy resin curing agent and the aqueous epoxy resin composition are simple and convenient and are pollution-free to environments, and physicochemical properties such as hardness and gloss are excellent.

The invention discloses a synthesis method of a dimer acid emulsifier, the synthesis method comprises the following steps: (1) adding dimer acid into a reactor, stirring and heating to 80 DEG C, and starting a vacuum pump; (2) adding polyol and a catalyst solution, continuously heating to 150-190 DEG C, stirring and reacting for 2-5 hours, and controlling the heating speed at 20-30 DEG C/h to obtain an intermediate containing a lipid group; (3) cooling the intermediate containing the lipid group in the step (2) to 120 DEG C, adding a diluent, then adding polyamine or alcohol amine, controlling the temperature to be 120-180 DEG C for reaction, stirring and reacting for 1-2 hours in a vacuum state, controlling the heating speed to be 10-20 DEG C/h, and stopping the reaction after all water generated by the reaction is evaporated; and (4) cooling and discharging to obtain the emulsifier with the content of 70% or above. The emulsifier is used for industrial colloidal explosives, the emulsibility in the product preparation process is greatly improved, the emulsifier can be smoothly emulsified under the condition that the stirring strength in the emulsion preparation process is reduced, the emulsifier has a certain self-emulsifying function, and the stability of colloid is greatly improved after the emulsification is finished.

The invention relates to a polyvinylidene fluoride-based terpolymer and a preparation method thereof. The polyvinylidene fluoride-based terpolymer comprises a polyvinylidene fluoride structural unit,an acrylamide structural unit and a perfluorovinyl ether lithium sulfonate structural unit, the preparation method comprises the following steps: respectively adding a vinylidene fluoride monomer, anacrylamide monomer, a perfluorovinyl ether lithium sulfonate monomer and an initiator into a reaction device, and carrying out one-step copolymerization by virtue of a polymerization reaction method.According to the invention, the advantage structure of polyvinylidene fluoride is retained, enough mechanical strength and thermal stability of the copolymer are ensured, the defects of the existing PVDF as a polymer lithium ion battery material are overcome by introducing a lithium ion high-efficiency transmission structural unit, a polar group and a large number of super-stable structural units,the transmission efficiency of lithium ions is optimized, the ionic conductivity of the lithium battery is improved, the polarization of the battery in the charging process is reduced, the charging and discharging performance of the battery is improved, and a new material and a new method are provided for further development and application of the lithium battery.