Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
33results about How to "Particles are soft" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Corn composite nutritive rice
InactiveCN102860468AMake up for the lack of bad taste when eaten aloneEnhance physical fitnessFood shapingNatural extract food ingredientsAdditive ingredientCorn flour
The invention discloses corn composite nutritive rice, which is obtained by uniformly mixing 40-55 parts by weight of whole corn flour, 15-25 parts by weight of coarse rice powder, 2-4 parts by weight of konjac powder and 0-10 parts by weight of whole meal according to a certain proportion, adding water and stirring to dough, extruding to rice grains through a granulator and drying through microwave. According to the composite healthcare nutritive rice, the nutritional ingredients and the healthcare ingredients of the whole corn flour, the coarse rice powder, the konjac powder and the whole meal are overlapped and compounded, so that the nutrition and healthcare effects are better, the vices of poor taste of brown rice and poor taste of corn when eating separately are made up, and the corn composite nutritive rice has positive action for improving physical fitness of the whole people; the corn is added in the brown rice with lower price, the cost of the composite healthcare nutritive rice is reduced, non-grain is changed to grain, the coarse grain is changed to fine grain, and the corn composite nutritive rice has important significance for ensuring national grain safety; after the corn composite healthcare nutritive rice is developed, farmers become rich and rural economy development is promoted.
Owner:GUANGXI GUILIN NATURAL FOOD
Konjac composite nutritive rice
InactiveCN102860461APrevent arteriosclerosisPrevention and treatment of cardiovascular and cerebrovascular diseasesFood shapingNatural extract food ingredientsHorticultureRice grain
The invention discloses konjac composite nutritive rice, which is obtained by uniformly mixing 10-20 parts by weight of konjac flavor powder, 10-30 parts by weight of coarse rice powder, 15-25 parts by weight of whole corn flour, 25-35 parts by weight of whole sweet potato flour, adding water and stirring to dough, extruding to rice grains through a granulator and drying through microwave. According to the composite healthcare nutritive rice, the nutritional ingredients and the healthcare ingredients of the konjac flavor powder, the coarse rice powder, the whole corn flour and the whole sweet potato flour are overlapped and compounded, so that the nutrition and healthcare effects are better, the vices of poor taste of the brown rice and the corn and poor taste of konjac when eating separately are made up, and the konjac composite nutritive rice has positive action for improving physical fitness of the whole people; the konjac is added in the brown rice with lower price, the cost of the composite healthcare nutritive rice is reduced, non-grain is changed to grain, the coarse grain is changed to fine grain, and the konjac composite nutritive rice has important significance for ensuring national grain safety; after the konjac composite healthcare nutritive rice is developed, farmers become rich and rural economy development is promoted.
Owner:GUANGXI GUILIN NATURAL FOOD
Preparation method for treating titanium white by high zinc salt
ActiveCN104817105AOrderly growth and adjustmentImprove conversion rateTitanium dioxideDecompositionPhosphate
The invention discloses a preparation method for treating titanium white by high zinc salt, and belongs to the field of titanium white powder production. The preparation method includes the process steps of mineral decomposition, titanium liquor purification, hydrolysis, washing, bleaching, rinsing, salt treatment, calcining, crushing and post-treatment. The preparation method is characterized in that bleached metatitanic acid added with rutile calcining seeds and qualified in rinsing is slurried by deionized water, and then salt treatment agents comprising crystalline phase control agents such as phosphoric acid or phosphate, potassium salt, the zinc salt and zircon salt are added. The high zinc salt is used for salt treatment and serves as a crystal accelerator and a crystal stabilizer for accelerating rutile crystal transformation, transformation rate is increased, the calcining temperature of the highest transformation rate is reduced, and weather resistance and pulverization resistance of products are improved. When crystal acceleration and crystal stabilization are enhanced, dosage of the phosphoric acid or phosphate is increased, the zircon salt is added, rutile crystal grain growth is regularly adjusted, and product performances are more superior.
Owner:江苏镇钛化工有限公司
Titanium dioxide nanocomposite material and preparation method and application thereof
ActiveCN109847662ALow thermal conductivityThermally stableMaterial nanotechnologyCosmetic preparationsWeather resistanceEmulsion
The invention discloses a titanium dioxide nanocomposite material and a preparation method and an application thereof, wherein the titanium dioxide nanocomposite material comprises TiO2 nanoparticles,the surface of the TiO2 nanoparticles is coated with a ZrO2 inorganic film layer to form TiO2@ZrO2 core-shell structure nanoparticles, and the surface is modified with a surfactant. The preparation method comprises preparing TiO2@ZrO2 core-shell structure nanoparticles, mixing with the surfactant solution for jet milling to obtain titanium dioxide nanocomposites. The titanium dioxide nanocomposite material of the invention has the advantages of high whiteness, good weather resistance, good dispersibility and strong ultraviolet absorption capacity, and the preparation method thereof has the advantages of simple process, convenient operation, controllable reaction and the like. As that titanium dioxide nanocomposite material is suitable for the anti-fading emulsion on the surface of cosmetic or wood of an aqueous system, the titanium dioxide nanocomposite material can be widely used in the field of cosmetic and wood, and has good application value and application range.
Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY +1
Amorphophallus konjac composite nutritious rice
InactiveCN103766766AEnhance physical fitnessIncrease nutritionFood shapingNatural extract food ingredientsAmorphophallusNutritional composition
Owner:GUANGXI GUILIN NATURAL FOOD
Preparation method of C.I. pigment red 188
The invention relates to the preparation method of an organic pigment, in particular to a preparation method of C.I. pigment red 188. The preparation method is characterized by comprising the following steps: preparing diazonium liquid, dissolving and coupling coupling components and performing pigmentation. Therefore, the beneficial effects of the invention are as follows: the problems that the diazonium component 2-methoxycarbonyl-5-(2',5'-dichlorophenyl)-formylaminoaniline is difficult to perform diazotization reaction and the synthesis of the pigment in solvent leads to higher production cost and serious environmental pollution, are effectively solved; and the pigment prepared by the method of the invention has bright color light and is easy to disperse, and the particles of the pigment are soft and have good light fastness and solvent resistance.
Owner:宇虹颜料股份有限公司
Preparation method of titanium dioxide treated with high zinc salt
ActiveCN104817105BOrderly growth and adjustmentImprove conversion rateTitanium dioxideDecompositionPhosphate
Owner:江苏镇钛化工有限公司
Yellow bisazo pigment and preparation method
The invention relates to a bisazo pigment, and in particular to a yellow bisazo pigment and a preparation method, which are applied to printing ink, plastics and coatings. The preparation method comprises the following steps: diazonium salt solution preparation; coupling solution preparation; mixed preparation. According to the preparation method disclosed by the invention, the color and the coloring intensity of a pigment finished product are increased.
Owner:杭州百合辉柏赫颜料有限公司
Process for preparing red benzimidazoleone pigments
The preparation process of red benzimidazolone pigment includes four steps of diazotization reaction of substituting aryl amine, the coupling reaction between diazotate and 5-[2'-hydroxy-3'-naphthylbenzoyl] amino benzimidazolone, pigment treatment, and pigment surface treatment. The present invention uses little organic solvent, and has less environmental pollution and low solvent recovering cost.
Owner:SHANGYU SHUNLIAN CHEM
Method for improving weather resistance of decorative base paper titanium dioxide
ActiveCN107500348AReduce concentrationIncrease concentrationTitanium dioxideWeather resistancePotassium
The invention provides a method for improving weather resistance of decorative base paper titanium dioxide, and belongs to the technical field of decorative base paper titanium dioxide. The control is performed through salt treatment and calcination. The method comprises the following steps of A, using bleached slurry as raw materials; adding titanium dioxide sol into the raw materials; controlling the addition to meet the requirement that the proportion of TiO2 in the titanium dioxide sol to TiO2 in metatitanic acid is 2 to 6 percent; performing water washing; diluting the slurry subjected to water washing into 300 to 400g / L TiO2 slurry; B, adding potassium and phosphorus solution with the K2O / P2O5 ratio being 1.3 to 4.0 into the diluted slurry; performing stirring; adding aluminum-containing compound solution according to the Al2O3 to TiO2 proportion being 0.3 to 0.9 percent; performing stirring; C, performing pressurized filtering on the slurry material treated by the step B until the filter cake solid content is 45 to 55 percent; C, roasting the filter cake in the step C for 8 to 10h at the roasting temperature of 200 to 950 DEG C. Through the control on the salt treatment and roasting processes, the primary product weather resistance of the decorative base paper titanium dioxide is improved; the weather resistance of the decorative base paper titanium dioxide is further improved.
Owner:HEBEI MILSON TITANIUM DIOXIDE
Corn compound nutritious rice
InactiveCN103766713AMake up for the lack of bad taste when eaten aloneEnhance physical fitnessFood shapingNatural extract food ingredientsAdditive ingredientWholemeal flour
The invention discloses corn compound nutritious rice which is prepared from the following raw materials in parts by weight: 40 to 55 parts of corn whole powder, 15 to 25 parts of coarse rice powder, 2 to 4 parts of konjac fine powder and 0 to 10 parts of whole wheat flour. The raw materials are uniformly mixed according to a certain proportion, added with water to be stirred and mixed into powder paste, the powder paste is squeezed to be granulous by a granulator, and stoving is performed through microwave so as to obtain the corn compound nutritious rice. The compound health nutritious rice combines and compounds the nutritious components and health components of the corn whole powder, the coarse rice powder, the konjac powder and the whole wheat flour together, the nutritious effects and health functions are enabled to be better, the defects that the taste of the coarse rice is poor, and the corn has a poor taste when being eaten alone can be overcome, the corn is added into the coarse rice lower in cost, so that the cost of the compound health nutritious rice is reduced, inedible grains are changed into eatable grains, and coarse grains are refined.
Owner:GUANGXI GUILIN NATURAL FOOD
Organic acid method for preparing ultrafine partial stable zirconia
ActiveCN101717115AUniform particlesParticles are softNanostructure manufactureZirconium oxidesReaction temperatureSurface-active agents
The invention provides an organic acid method for preparing ultrafine-part stable zirconia. The ultrafine partial stable zirconia is prepared by a tartaric acid or a malic acid, ZrOCl2.8H2O, a surface active agent and soluble yttrium salt, wherein the mole ratio of the ZrOCl2.8H2O to the soluble yttrium salt is 1 to 0.03; the mole ratio of the ZrOCl2.8H2O to the tartaric acid or the malic acid is 1 to 3; the mole ratio of the ZrOCl2.8H2O to the surface active agent is 1 to 0.004-0.01; the reaction temperature of the tartaric acid or the malic acid and the ZrOCl2.8H2O and the soluble yttrium salt can be controlled between 65 DEG C and 95 DEG C; the adding temperature of the surface active agent is 95 DEG C, and the roasting temperature is controlled between 750 DEG C and 1000 DEG C so that the partial stable zirconia with the grain diameter of 30-85 nm is obtained. The invention solves the technical problems of high sintering temperature, low sintering finished product ratio, the low breaking strength, the poor fracture toughness and the insufficient abrasive resistance of products, and the like in the technology production of zirconia powder.
Owner:FUJIAN JOHNSON MINING
Preparation method of C.I. pigment yellow 180
ActiveCN105670340AReduce the amount of acidReduce manufacturing costAzo dyesPhosphoric acidTrisodium phosphate
The invention provides a preparation method of C.I. pigment yellow 180. The preparation method comprises the following steps: compounding three pigments in the synthetic process, carrying out diazotization by three-stage diazo, carrying out beating on 5-glycylacetylbenzimidazolone and carrying out high-pressure homogenization, and controlling pH value with trisodium phosphate so as to finally prepare the C.I. pigment yellow 180. The product has advantages of uniform particle size, soft particle, good light resistance and resistance transference, high tinting strength and excellent light resistance, heat resistance, solvent resistance, acid resistance and alkali resistance and processing application performance.
Owner:SHANGYU XINLI CHEM IND CO LTD
Sweet potato composite nutrient rice
InactiveCN103766764AMake up for the defect of bad tasteEnhance physical fitnessFood shapingNatural extract food ingredientsAdditive ingredientRice grain
The invention discloses sweet potato composite nutrient rice, which is prepared by uniformly mixing the following components in parts by weight: 40-55 parts of sweet potato whole wheat flour, 20-30 parts of coarse rice powder, 2-4 parts of Konjac powder, and 10-20 parts of corn whole wheat flour, and the rice is made through adopting the following steps: adding water and stirring the components into flour dough, extruding the flour dough into rice grains by a granulator, and performing microwave drying. The composite health nutrient rice integrates the nutritional ingredients and hygienical components of the sweet potato whole wheat flour, the coarse rice powder, the Konjac powder, and the corn whole wheat flour, so that the nutrition and health care effect is better, and the defect of poor mouthfeel of coarse rice and corns is made up; sweet potatoes are added into coarse rice with lower price, so that the cost of the composition health nutrient rice is reduced, and the purposes of making non-grain edible and making delicacies out of coarse food grain can be achieved.
Owner:GUANGXI GUILIN NATURAL FOOD
Red organic coloring agent applied to resin coloring and preparation method thereof
The invention relates to a red organic coloring agent applied to resin coloring and a preparation method thereof. A structural formula is as shown in I, and R represents a hydrogen atom, an alkyl group, an alkoxy group, a halogen atom or the like. The red coloring agent is bright yellow red, is excellent in heat resistance, solvent resistance and easy dispersibility and has good migration resistance for resin coloring.
Owner:SHENYANG RES INST OF CHEM IND +1
Chinese yam composite nutrient rice
InactiveCN103766896AMake up for the defect of bad tasteEnhance physical fitnessFood shapingNatural extract food ingredientsBiotechnologyRice grain
The invention discloses Chinese yam composite nutrient rice which is prepared by uniformly mixing the following components in parts by weight: 40-55 parts of Chinese yam powder, 15-25 parts of coarse rice powder, 2-4 parts of Konjac powder, 10-20 parts of corn whole wheat flour, and 0-10 parts of whole meal, adding water and stirring the components into four dough, extruding the flour dough into rice grains by a granulator, and performing microwave drying. The composite health nutrient rice integrates the nutritional ingredients and hygienical components of the Chinese yam powder, the coarse rice powder, the Konjac powder, the corn whole wheat flour and the whole meal, so that the nutrition and health care effect is better, and the defect of poor mouthfeel of coarse rice and corns is made up; Chinese yam is added into coarse rice with lower price, so that the cost of the composition health nutrient rice is reduced, and the purposes of making non-grain edible and making delicacies out of coarse food grain can be achieved.
Owner:GUANGXI GUILIN NATURAL FOOD
Modified carbon black applied to coloring spinning resin and preparation method thereof
ActiveCN112456467AParticles are softEasy to disperse obviouslyCarbon preparation/purificationPigment addition to spinning solutionPolymer scienceSpinning
The invention belongs to a modified carbon black colorant and preparation thereof, and particularly relates to modified carbon black applied to spinning resin coloring and a preparation method thereof. The modified carbon black is represented by a formula I, wherein in the formula I, a symbol . shown in the formula is carbon black, and R is C1-C30 straight-chain alkyl, branched-chain alkyl or C1-C10 alkylbenzene. The colorant is suitable for coloring resin, the colorant is blue-light black, colorant particles are soft, the easy-to-disperse performance of the colorant is detected by a scraper fineness instrument, and the easy-to-disperse performance of the colorant is more obvious than that of carbon black before modification.
Owner:SHENYANG RES INST OF CHEM IND
Preparation method for pigment orange 64 with high color intensity
The invention discloses a preparation method for pigment orange 64 with high color intensity. The preparation method comprises the following steps: (1) 5-amino-6-methylbenzimidazolone is dissolved in water and hydrochloric acid with the mass concentration of 30 percent, and diazotization is carried out through a sodium nitrite solution with the mass concentration of 40 percent, so that a diazonium salt solution is prepared; (2) barbituric acid is dissolved through aqueous alkali, so that a coupling liquid is prepared; (3) a surfactant and a buffering agent are dissolved in water, so that a buffered solution is prepared; (4) the diazonium salt solution and the coupling liquid are added into the buffered solution at the same time for a coupling reaction, and filtering is carried out, so that a pigment orange 64 pigment crude product is obtained; (5) the pigment crude product is added into an organic solvent, pulping is carried out, the temperature is risen to be 70 DEG C to 120 DEG C and then maintained for 1 to 8 hours, and suction filtration, washing and drying are carried out, so that a pigment orange 64 finished product is obtained. The method has the advantages that the surfactant is added for coupling, coupling reaction parameters are optimized, and a pigment crude product filter cake is pigmented in water and the weak solvent to prepare the C.I. pigment orange 64 with high color intensity.
Owner:SHANGYU SHUNLIAN CHEM
Prepn of medicinal iron oxide pigment
The present invention relates to the preparation of medicinal iron oxide pigment. The technological process includes the steps of: crystal nucleus preparation, pigment preparation and reaction product separation. The crystal nucleus preparation is reaction of iron flakes and nitric acid to produce iron oxide crystal nucleus suspension. The pigment preparation includes reaction of iron flakes, sulfuric acid and water to produce ferrous sulfate solution and adding water soluble sulfide to eliminate As, Pb and Hg impurity deposit; reaction of iron flakes, nitric acid and water to produce ferrousnitrate solution and adding water soluble sulfide to eliminate As, Pb and Hg impurity deposit; mixing the purified ferrous sulfate solution, ferrous nitrate solution and iron oxide crystal nucleus suspension, adding air and water solution of NaOH to control pH to 2-4 to produce iron oxide pigment suspension.
Owner:SHANGHAI YIPIN PIGMENTS CO LTD
Preparation method of C.I. Pigment yellow 83
PendingCN114561107AAchieve decentralizationUniform particle size distributionDisazo dyesPolymer scienceBiphenylamine
The invention belongs to the technical field of pigment yellow, and particularly relates to a preparation method of C.I. Pigment yellow 83, 3, 3 '-dichlorobenzidine and 3, 3'-dimethoxybenzidine are taken as dual nitrogen components, diazotization is carried out, and then coupling is carried out with 2, 5-dimethoxy-4-chlorodiacetanilide dispersed by high-substituted hydroxy propyl cellulose to obtain the pigment yellow 83. By utilizing the dispersity and chemical inertness of the high-substituted hydroxypropyl cellulose, the particle size of the product is uniform, the particles are soft, and the product has excellent light resistance, heat resistance, solvent resistance and migration resistance.
Owner:SHANGYU DAXIN COLOR CHEM CO LTD
Compound kudzuvine root nutritional rice
InactiveCN103766897AMake up for the defect of bad tasteEnhance physical fitnessFood shapingNatural extract food ingredientsPUERARIA LOBATA ROOTAdditive ingredient
The invention discloses compound kudzuvine root nutritional rice. A preparation method comprises the steps as follows: uniformly mixing 55-70 parts of whole kudzuvine root powder, 15-25 parts of coarse rice powder, 8-12 parts of whole corn meal, 4-6 parts of konjac powder and 0-10 parts of whole wheat flour by weight, adding water into the mixture and stirring to form a dough, extruding the dough into rice grains by a granulator, and performing microwave drying on the rice grains. According to the health compound nutritional rice, nutritional ingredients and health protection ingredients of the whole kudzuvine root powder, the coarse rice powder, the whole corn meal, the konjac powder and the whole wheat flour are superimposed and compounded together, so that the nutrition and health protection effects are better, and the defect that the coarse rice and corn have a poor taste is made up; the kudzuvine root is added into the coarse rice with a lower price, the cost of the health compound nutritional rice is reduced, and the effects that inedible materials are changed into edible grains and coarse grains are changed into fine grains are realized.
Owner:GUANGXI GUILIN NATURAL FOOD
Preparation method of C.I. Pigment red 185
The invention belongs to the technical field of dyes, and particularly relates to a preparation method of C.I. Pigment red 185. The preparation method comprises the following steps: carrying out diazotization reaction on 2-methoxy-4-methylamino sulfonyl-5-methylaniline and aluminum nitrite, reacting with 5-(2 '-hydroxy-3'-naphthoylamido)-2-benzimidazolone to obtain a pigment crude product, carrying out crystal form optimization by virtue of a macromolecular surfactant, and preparing the C.I. Pigment red 185. A product is obtained. The C.I. Pigment red 185 prepared by the invention has the advantages of uniform particle size, soft particles, bright color, strong tinting strength, excellent heat resistance, acid resistance, alkali resistance and no migration.
Owner:SHANGYU XINLI CHEM IND CO LTD
Preparation method of C.I. pigment red 188
The invention relates to the preparation method of an organic pigment, in particular to a preparation method of C.I. pigment red 188. The preparation method is characterized by comprising the following steps: preparing diazonium liquid, dissolving and coupling coupling components and performing pigmentation. Therefore, the beneficial effects of the invention are as follows: the problems that the diazonium component 2-methoxycarbonyl-5-(2',5'-dichlorophenyl)-formylaminoaniline is difficult to perform diazotization reaction and the synthesis of the pigment in solvent leads to higher production cost and serious environmental pollution, are effectively solved; and the pigment prepared by the method of the invention has bright color light and is easy to disperse, and the particles of the pigment are soft and have good light fastness and solvent resistance.
Owner:宇虹颜料股份有限公司
A kind of preparation method of c.i. pigment red 176
The invention provides a preparation method for a C.I. pigment red 176. The method comprises the following steps: directly grinding 5-(2'-hydroxyl-3'-naphthamido)-2-benzimidazolone with a colloid grinder without the need of dissolving, and adding an emulsifier and carrying out pulping; then adding diazonium salt and carrying out reaction, and carrying out coupling and controlling a pH value of a reaction system by using alkalescent water at the same time so as to guarantee smooth reaction, reduce decomposition of diazonium salt and dissolved state of coupling components, improve reaction efficiency and yield and enhance product quality; and finally, directly adding a solvent into a prepared crude filter cake without the need of drying treatment, and carrying out pigmentation treatment so as to prepare the C.I. pigment red 176. The C.I. pigment red 176 has the advantages of uniform particle size, flabby and soft particles, excellent dispersity, bright color and high tinting strength.
Owner:SHANGYU XINLI CHEM IND CO LTD
A kind of red organic colorant applied to resin coloring and preparation method thereof
ActiveCN109627490BParticles are softClearly easy to disperseOrganic chemistryPolymer scienceOrganic chemistry
The invention relates to a red organic coloring agent used in resin coloring and a preparation method thereof. The general structural formula is shown in I: in the formula, R represents a hydrogen atom, an alkyl group, an alkoxy group and a halogen atom, etc. The red coloring agent of the present invention is bright yellow and bright red, has excellent heat resistance, solvent resistance and easy dispersibility, and has good migration resistance when applied to resin coloring.
Owner:SHENYANG RES INST OF CHEM IND +1
Banana compound nutritious rice
InactiveCN103766765AMake up for the shortcomings of not eating moreEnhance physical fitnessFood shapingNatural extract food ingredientsBiotechnologyBanana powder
The invention discloses banana compound nutritious rice. The banana compound nutritious rice is prepared by the following steps: uniformly mixing the following components in parts by weight: 35-45 parts of banana powder, 20-30 parts of brown rice powder, 2-4 parts of konjak fine powder, 20-25 parts of maize whole powder, and 0-10 parts whole wheat powder; adding water into the mixture, and stirring to obtain paste; extruding the paste into grains through a granulator, and drying through microwave, so that the nutritious rice is obtained. The compound health nutritious rice combines the nutrition components and health components of the banana powder, brown rice powder, konjak fine powder, maize whole powder, and whole wheat powder, so that the nutrition and health functions are better, the defect that the brown rice and maize have a poor taste is overcome; the banana is added into brown rice which is low in price, so that the cost of the compound health nutritious rice is lowered, and the purposes of converting non-food into food and coarse food into fine food are achieved.
Owner:GUANGXI GUILIN NATURAL FOOD
A kind of modified carbon black applied to spinning resin coloring and preparation method thereof
ActiveCN112456467BParticles are softEasy to disperse obviouslyCarbon preparation/purificationPigment addition to spinning solutionPolymer scienceSpinning
Owner:SHENYANG RES INST OF CHEM IND
A preparation method of brilliant blue light red organic pigment c.i.p.r.185
The invention discloses a preparation method of a brilliant-blue-light red organic pigment C.I.P.R.185, belonging to the technical field of pigment preparation. The method comprises the following steps: carrying out diazo-reaction in an acetic acid system, and adding a surfactant in the process of diazotization and coupling component dissolution to facilitate the dispersion in the coupling process, wherein parallel-flow coupling is adopted, the buffer solution adopts an ammonium chloride-ammonia water system, and the pH value of the buffer system is controlled at 7-9; and washing after the coupling is finished, dispersing the press cake with water, adding a surfactant, carrying out pressure filtration, washing, drying and pulverizing to obtain the pigment finished product. The finished product pigment prepared by the method has the advantages of high purity, fewer impurities, high staining power, loose and soft particles and bright color light; and since no after-treatment is performed in the organic solvent, the invention greatly reduces the energy consumption, lowers the cost, reduces the consumption of inflammable and explosive materials, enhances the safety, has favorable economic benefit, and is suitable for popularization in production.
Owner:GAOYOU HUABAO PIGMENT
A method for preparing transparent pigment yellow 180
ActiveCN103374238BRapid and complete crystal transformationSmall particlesOrganic dyesReaction temperatureSolvent
The invention discloses a method of preparing transparent pigment yellow 180. The method comprises the following steps: preparing a diazotization solution, preparing a coupling solution, preparing a buffer solution through ammonium chloride and ammonia water, controlling the pH to 7-7.5, adding bi-octadecyl-dimethyl ammonium chloride, firstly, dripping 1 / 20-1 / 8 of the coupling solution, simultaneously dripping the diazotization solution and the coupling solution, controlling the dripping reaction time to 15 minutes to 8 hours, and controlling the reaction temperature to 10-50 DEG C; continuing to stir after dripping the solutions to ensure a complete coupling reaction, filtering and washing to remove the inorganic salt and a part of water-soluble impurities to obtain a crude product, adding an assistant and water, heating, and finally, filtering, drying and crushing to obtain a finished product. The method generates little production in the production process, the cost is low, the produced pigment is uniform in particle diameter distribution, the particles are soft, the crystal structure and crystal size are uniform with the product treated by an organic solvent, and the product is high in color strength, bright in color and excellent in light resistance and solvent resistance. The acylamino in the groups of the pigment yellow 180 greatly improves the combination firmness of the molecules, thereby improving such properties as solvent resistance, heat resistance, and the like.
Owner:GAOYOU HUABAO PIGMENT
A method for improving the weather resistance of decorative base paper titanium dioxide
ActiveCN107500348BReduce concentrationIncrease concentrationTitanium dioxideWeather resistancePotassium
The invention provides a method for improving weather resistance of decorative base paper titanium dioxide, and belongs to the technical field of decorative base paper titanium dioxide. The control is performed through salt treatment and calcination. The method comprises the following steps of A, using bleached slurry as raw materials; adding titanium dioxide sol into the raw materials; controlling the addition to meet the requirement that the proportion of TiO2 in the titanium dioxide sol to TiO2 in metatitanic acid is 2 to 6 percent; performing water washing; diluting the slurry subjected to water washing into 300 to 400g / L TiO2 slurry; B, adding potassium and phosphorus solution with the K2O / P2O5 ratio being 1.3 to 4.0 into the diluted slurry; performing stirring; adding aluminum-containing compound solution according to the Al2O3 to TiO2 proportion being 0.3 to 0.9 percent; performing stirring; C, performing pressurized filtering on the slurry material treated by the step B until the filter cake solid content is 45 to 55 percent; C, roasting the filter cake in the step C for 8 to 10h at the roasting temperature of 200 to 950 DEG C. Through the control on the salt treatment and roasting processes, the primary product weather resistance of the decorative base paper titanium dioxide is improved; the weather resistance of the decorative base paper titanium dioxide is further improved.
Owner:HEBEI MILSON TITANIUM DIOXIDE
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com