30results about How to "Non-yellowing" patented technology

The invention discloses a ventilated polyurethane plastic race-track surface layer cementing material, and belongs to the technical field of race-track construction. The ventilated polyurethane plastic race-track surface layer cementing material consists of a component I and a component II at the mass ratio of 1:(3-4), wherein the component I is prepolymer containing isocyanate end group prepared from environment-friendly polyisocyanate, polyether glycol and an addition agent by reacting in a reaction kettle for 3 to 4 hours at the temperature of 70 to 80 DEG C, and the component II comprises polyether glycol with three functionalities, inorganic filler, pigment, a plasticizing agent, a curing agent, an antioxygen, an ultraviolet light absorber and the like. The obtained plastic race-track has the advantages that surface particles are not easy to fall out, the surface is smooth, the quality of the plastic race-track is improved, the service life of the plastic race-track is prolonged, the qualification rate of the plastic race-track is increased to more than 95% as compared with the conventional 82%, the production cost and the use cost are reduced. Moreover all of the used raw materials are environmental protection materials, and belongs to environment friendly materials, the environmental pollution is avoided, and security is provided for the health safety of sporters.

The invention includes a method of conditioning fabrics, comprising contacting fabric with a liquid composition comprising an amino-functional silicone and a quaternary ammonium, and drying said fabric at 200 degrees F. or greater. The invention includes a method of conditioning fabrics, comprising washing fabric in a detergent having a wash pH of greater than 10, contacting fabric with a liquid composition comprising an amino-functional silicone and a quaternary ammonium, and drying said fabric at less than 200 degrees F. The invention further provides a method of conditioning fabrics wherein softness, anti-static, and anti-wrinkle properties are imparted to the fabric wherein the conditioned fabric resists yellowing in industrial and institutional conditions wherein the wash pH is greater than 9 and / or the fabric temperature is 200 degrees Fahrenheit or greater.

The invention relates to a preparation method for organosilicone positive ion waterborne polyurethane. The preparation method comprises the following steps: (1) reacting diethylamine with allyl chloride in the presence of an alkaline to generate diethyl allylamine; (2) carrying ring opening on D4 under the effect of a catalyst and blocking by using HMM (hexamethylmelamine) to generate dihydro-blocked polysiloxane; (3) carrying out hydrosilylation reaction on dihydro-blocked polysiloxane and diethyl allylamine; (4) carrying out quaternization reaction on the production of the addition reaction and chloropropanol; and (5) generating a prepolymer through reaction between HMDI and PTMEG1000 and extending chains in water by using the quaternization product to generate the organosilicone positive ion waterborne polyurethane. The preparation method provided by the invention is simple and convenient to operate, mild in reaction condition, free of carbonization and products are easily separated and recycled. Firstly, polysiloxane with amido at two terminals is salified and then chains are extended, and the conventional step of salifying positive ions with an acid and then neutralizing is cancelled, so that use of a nitrogen-containing chain extender is reduced, the cost is saved and the problem that positive ion polyurethane gets yellow is prevented.

The invention discloses a three-in-one plastic sports ground. The three-in-one plastic sports ground is prepared from, by weight, 1.5 to 2.5 parts of epoxy resin, 70 to 90 parts of regenerated rubber, 10 to 14 parts of an adhesive, 1.5 to 2.5 parts of titanium dioxide, 0.1 to 0.3 part of a reinforcing agent, 1.5 to 2.5 parts of a coloring material containing inorganic pigments, 7 to 9 parts of quartz sand, 2.5 to 3.5 parts of a colorant, and 6 to 8 parts of polyurethane; the coloring material comprises 2 parts of a pigment powder, 0.21 part of titanium dioxide, 0.15 part of antioxidant 1010, 0.18 part of an anti-ultraviolet agent, and 0.15 part of a fortifier; the regenerated rubber is recycled waste rubber; the adhesive contains trimethylolpropane and hexamethylene diisocyanate; the anti-ultraviolet agent is phenyl salicylate; and the reinforcing agent is silicon dioxide. The invention also provides a preparation method of the three-in-one plastic sports ground. The preparation method comprises following steps: smearing of a water-proof layer, laying of an elastic layer, gap filling, and spraying of a wear-resistant layer. The cost of the three-in-one plastic sports ground is lower than that of conventional runways; the three-in-one plastic sports ground possesses permeability; and problems such as bulking, cracking, peeling, and discoloration are not caused.

An Ag-carried fluor apatite as antibacterial agent is prepared through coprecipitation to prepare amorphous, nanoparticles of Ag-carried fluor apatite and high-temp calcining. Its advantages are high resistance to high temp (more than 1350 deg.C) and not colouring and yellowing of its products.

The invention relates to a manufacturing method of brightening and smoothening agent, belonging to the fields of organic synthesis and macromolecular polymerization in chemical engineering and high polymer chemistry. The manufacturing method comprises the steps of preparing an ultra-high molecular weight linear silicone oil intermediate with aminos on two ends through basic catalyst equilibration reaction by virtue of organic silicone oligomers and an end-capping reagent, copolymerizing the ultra-high molecular weight linear silicone oil intermediate with diethylene glycol diglycidyl ether and a cationic etherifying agent to obtain specific silicone oil for the brightening and smoothening agent, compounding the specific silicone oil with polyethylene wax, and emulsifying by virtue of an emulsifying agent, glacial acetic acid and deionized water, so as to obtain the brightening and smoothening agent. By virtue of the technical scheme, the manufacturing method has the advantages and positive effects that the novel-structured specific silicone oil for the brightening and smoothening agent is firstly prepared and has stable performance of high temperature resistance, yellowing resistance and demulsification resistance. By virtue of the brightening and smoothening agent obtained by compounding silicone oil with polyethylene wax, a uniform adsorption film is easily formed on fabrics, and the processed fabrics have smooth hand feeling and a prominent brightening effect visually.

The invention relates to light covering ink which comprises the following components in parts by mass: 35-50 parts of epoxy acrylate oligomer resin, 10-15 parts of hexanediol diacrylate, 1-4 parts of dibutyl phthalate, 15-30 parts of trimethylolpropane trimethyl propionate, 10-20 parts of ethylene glycol monobutyl ether, 5-10 parts of 2-hydroxyl-2-tolperisone, 2-4 parts of wax, 1-4 parts of diethanol amine, 25-30 parts of acetic ether, 0.1-0.8 parts of methyl silicone oil, and 10-15 parts of pure water. The light covering ink is high in friction resistance, heat resistance and adhesion resistance, prevents smudge and adhesion, can be piled, and has the advantages of non-yellowing and low odor.

The invention discloses alcohol-solvent-resistant, wear-resistant and yellowing-resistant surface polyurethane resin and a preparation method thereof. The surface polyurethane resin is prepared from raw materials by mass as follows: 5-10 parts of diisocyanate, 18-22 parts of polyether diol, 1-3 parts of a chain expander, 65-75 parts of an organic solvent, 0.2%-0.5% of a reaction terminator, 0.01%-0.05% of an antioxidant and 0.01%-0.05% of a catalyst. The surface polyurethane resin has the characteristics of alcohol wiping resistance, wear resistance and yellowing resistance after being used for producing synthetic leather.

The invention discloses a transparent resin composition for injection molding encapsulation of a light-emitting diode (LED), and belongs to the field of an LED encapsulation material. The composition is prepared from the following raw materials: 20-30wt% of triisocyanate epoxy resin, 10-20wt% of biphenyl epoxy resin, 20-40wt% of hydrogenated bisphenol A epoxy resin, 20-30wt% of curing agent, 0.1-1wt% of curing catalyst, 0.1-1wt% of antioxidant, 0.1-1wt% of silane coupling agent, 0.1-1wt% of chelating agent, 0.1-1wt% of release agent and 0.1-1wt% of rheology modifier in a mixing manner. The resin composition has the characteristics of being high in transparency, good in heat resistance and good in liquidity, and can well meet the requirements of an injection molding encapsulation technology of a patch LED.

The invention belongs to the technical field of coatings, and relates to a weather-resistant ultraviolet curing solvent-free spraying open transparent primer. The weather-resistant ultraviolet curing solvent-free spraying open transparent primer comprises the following components in percentage by mass: 10-30% of urethane acrylate resin, 10-20% of polyester acrylic resin, 0.1-0.3% of an antifoaming agent, 0.2-1% of a wetting dispersant, 0.1-1% of a leveling agent, 0.1-0.5% of a base material wetting agent, 2-5% of a first photoinitiator, 2-5% of a second photoinitiator, 0.1-0.5% of a thixotropic agent, 0.1-1% of fumed silica, 5-20% of talcum powder, and 40-60% of a UV reactive diluent. The UV primer is safe, environmentally friendly, low in VOC content, good in construction performance, capable of being recycled and excellent in paint film performance.

The invention relates to the technical field of printing ink, in particular to high light, wear resistant and aging resistant silica gel PU printing ink and a preparation method and application methodthereof. The high light, wear resistant and aging resistant silica gel PU printing ink prepared from polyester polyol resin, a curing agent, a PU coating modifier, a coupling agent, an an anti-UV (ultraviolet) aging agent and a diluting agent has the advantages of good light and excellent adhesion, wear resistance and aging resistance, and can pass through adhesion test, friction test, cold and hot shock test, cosmetic resistance test, hand perspiration test, UV aging test and light resistance test. The preparation method includes the steps of 1, weighing; 2, dispersing and mixing. The application method includes the steps of A, spraying; B, baking. The preparation method and the application method have the advantages of simple process and low production cost, and can be suitable for large-scale production.

The invention discloses a smart home fitness bar capable of achieving environment simulation and a using method of the fitness bar. The fitness bar comprises a box body, wherein the box body includesan A side and a B side, and cabinet doors are arranged on both sides; a fixing mechanism, a sit up bench, a dumbbell, a yoga mat and an adjustable tension trainer are arranged on the A side; and a treadmill is arranged on the B side; the fitness bar is controlled by virtue of an intelligent control system; and the intelligent control system comprises a controller, a central control computer, a voltage frequency detection device, an audio device, a video device, a projection device, a display device, a door opening detection device, a folding detection device, a power management device, an environment improving device and a signal receiving and transmitting device. The using method comprises five steps, namely facility expanding and demand setting, environment preparing, fitness process, fitness completion statistical and analysis, facility folding and the like. The fitness bar provided by the invention is small in occupied space, complete and complementary in fitness items, capable ofoffering an environment beneficial for human body and a vivid fitness experience, convenient to operate, capable of achieving intelligent control over starting and stopping, capable of continuously improving fitness approaches for a long time and scientific and reasonable in setting.

The invention belongs to the technical field of technical wood veneer treatment, and particularly relates to technical wood material impregnation liquid, a preparation method, a treatment method and amanufacturing process. The problems that sliced veneers or veneers are prone to cracking and the like in the prior art are solved. The technical wood material impregnation liquid comprises the following material components: silicone acrylic emulsion, a light screening agent, an ultraviolet light absorber, a histamine free radical scavenger and an emulsifier, wherein the weight part ratio of the silicone acrylic emulsion to the light screening agent to the ultraviolet light absorber to the histamine free radical scavenger to the emulsifier is 100: (10-15): (1-5): (1-5): (1-3): (1-4). The technical wood material impregnation liquid has the advantages that the artificial fast-growing soft wood veneer is treated through cooperation of the impregnation liquid and ultrasonic vibration impregnation, so that the prepared sliced veneer or sliced veneer with the small thickness has the advantages of being large in density and free of cracking, fading and yellowing.

The invention discloses an anchoring agent, which comprises the following materials by weight: 7000-8000 parts of (epoxypropoxy) propyl trimethyl silane or trimethoxysilylpropyl glycidyl ether, 2500-3500 parts of vinyltriacetoxy silane, and 500-1500 parts of ion exchange resin. The anchoring agent prepared from materials in the above ratio can be directly added to a resin system and an adhesive, and can effectively improve the film flexibility, substrate adhesion and boiling water resistance performance. In addition, the anchoring agent can also used as a coupling agent, and also has the characteristics of no yellowing and high transparency.

The invention discloses ink comprising the following components in percentage by weight: 10-20% of maleic acid rosin resin, 15-20% of polyacrylic resin, 10-20% of silica, 20-30% of water-based pigment, 15-25% of distilled water, 1-3% of a wetting agent, 3-5% of a plasticizer, 3-6% of diluent, and 1-5% of a dispersant. The ink is suitable for printing of digital machines, can be used on printing base paper, and has a good color proof effect. The invention also discloses an ink preparation method, which can reduce the cost and is easy to implement.

The invention discloses a smart home running massage comprehensive trainer which is characterized by comprising a box body, a treadmill and a massage device. The box body is divided into a surface A and a surface B, the massage device is arranged on the surface A, the treadmill is arranged on the surface B, and the box wall of the surface B of the box body is provided with a door. The fixed end ofthe treadmill is mounted at the bottom of the surface B of the box body through a first rotating mechanism, armrests of the treadmill are arranged in the box walls of the two sides of the surface B of the box body, and the fixed end of each armrest is connected with the box wall through a fourth rotating mechanism. The treadmill is provided with a track, the track is mounted on an annular belt ofa treadmill base plate, and the smart home running massage comprehensive trainer is further provided with a smart control system. The smart home running massage comprehensive trainer integrates functions of fitness and massage and is small in occupied space, fitness items are complete, the items are complementary, and the smart home running massage comprehensive trainer is convenient to operate,can continuously improve a fitness method for a long term and is scientific and reasonable in arrangement.

The invention discloses smart home air purifying cabinet type fitness equipment provided with an intelligent induction locking mechanism and a using method of the fitness equipment. A box body includes an A side and a B side; an air purifier is arranged on the A side; a treadmill, which can be folded and unfolded in a rotary mode, is arranged on the B side; the fitness equipment is further provided with an intelligent control system; and the intelligent control system comprises a controller, a central control computer, a voltage frequency detection device, an audio device, a video device, a projection device, a display device, a door opening detection device, a folding detection device, a power management device, an environment improving device and a signal receiving and transmitting device; a track of the treadmill is made from a transparent wear-resistant and non-slip material; and the video device is arranged at the lower side of the track. The using method comprises five steps, namely facility expanding and demand setting, environment preparing, fitness process, fitness completion statistical and analysis, facility folding and the like. The fitness equipment provided by the invention has the advantages of being small in occupied space, complementary in functions, free from addition of a power supply, capable of offering an environment beneficial for human body and a vivid fitness experience, convenient to operate, capable of achieving intelligent control over starting and stopping, capable of continuously improving fitness approaches for a long time and the like.

The invention relates to a preparation method for organosilicone positive ion waterborne polyurethane. The preparation method comprises the following steps: (1) reacting diethylamine with allyl chloride in the presence of an alkaline to generate diethyl allylamine; (2) carrying ring opening on D4 under the effect of a catalyst and blocking by using HMM (hexamethylmelamine) to generate dihydro-blocked polysiloxane; (3) carrying out hydrosilylation reaction on dihydro-blocked polysiloxane and diethyl allylamine; (4) carrying out quaternization reaction on the production of the addition reaction and chloropropanol; and (5) generating a prepolymer through reaction between HMDI and PTMEG1000 and extending chains in water by using the quaternization product to generate the organosilicone positive ion waterborne polyurethane. The preparation method provided by the invention is simple and convenient to operate, mild in reaction condition, free of carbonization and products are easily separated and recycled. Firstly, polysiloxane with amido at two terminals is salified and then chains are extended, and the conventional step of salifying positive ions with an acid and then neutralizing is cancelled, so that use of a nitrogen-containing chain extender is reduced, the cost is saved and the problem that positive ion polyurethane gets yellow is prevented.

The invention relates to football leather and a preparation method thereof. The football leather comprises a base cloth layer, a dry-method PU bottom layer, a dry-method PU middle layer, a water-based non-yellowing PU surface layer and a surface treatment layer which are arranged in sequence, wherein PU resin in the water-based non-yellowing PU surface layer is specific water-based aliphatic PU resin, so that the yellowing resistance problem is solved, the adhesive force of the water-based non-yellowing PU surface layer and the PU middle layer is good, the separation phenomenon of the existing water-based PU resin layer and the PU middle layer is greatly reduced, and yellowing is avoided; and meanwhile, the specific surface treatment layer, the PU bottom layer, the PU middle layer and the base cloth layer are matched for use, so that the football leather not only meets the wear resistance, ultraviolet resistance, hydrolysis resistance and aging resistance of the football leather, but also meets the oil stain resistance, environment friendliness and other properties; and particularly, raw materials of the surface treatment layer are brushed on the PU surface layer, and resin and a cross-linking agent are subjected to a cross-linking reaction to form a dense film after high temperature treatment, so that the water resistance and wear resistance of the football leather are further improved.

The invention discloses an intelligent home air purification cabinet type body building device with an environmental simulation function and a use method thereof. A box body is divided into a surfaceA and a surface B, wherein an air purifier is arranged at the surface A; a treadmill capable of being stored through rotation is arranged at the surface B; armrests of the treadmill are arranged in the box walls of the two sides of the surface B of the box body; rolling wheels are arranged at the lower part of the box body; the intelligent home air purification cabinet type body building device isalso provided with an intelligent control system which comprises a controller, a central control computer, a pressure frequency detection device, an audio device, a video device, a display device anda signal receiving and transmission device; a treadmill crawler belt is made of a transparent wear-resistant anti-slip material; and the video device is arranged under the treadmill crawler belt. Theuse method of the intelligent home air purification cabinet type body building device provided by the invention comprises the five steps of facility unfolding and requirement setting, environment preparation, body building process execution, body building completion statistic analysis, folding and storage and the like. The intelligent home air purification cabinet type body building device has the advantages that the occupied space is small; the functions are complementary; the additional arrangement of a power supply is not needed; the body building environment beneficial to the human body and the immersive body building experience are provided; the operation is convenient; and the long-time continuable improvement can be realized, and the like.

The invention discloses a super glossy white topcoat for removing aldehydes, mildew, and anti-yellowing. The white topcoat is composed of component A and component B in a weight ratio of 1:0.2 to 0.4, wherein component A In terms of weight percentage, the A component is composed of the following materials: 50-62% acrylic resin, 1-1.5% dispersant, 28-35% titanium dioxide, 6-10% organic solvent, silicone surface active Agent 0.1-0.2%, fluorocarbon modified polyacrylate leveling agent 0.2-0.4%, defoamer 0.2-0.4%, organotin drier 0.05-0.1%, UV absorber 0.8-2%, nano silver 0.2-0.5% antibacterial agent, 0.5-1.5% multi-functional anion additive; according to the weight percentage of B component, the B component is composed of the following materials: 27-33% isocyanurate, Organic solvent 67-73%; the invention has the properties of antibacterial and antibacterial, decomposition of formaldehyde, anti-aging and yellowing.

The invention belongs to the technical field of adhesives, and discloses an anti-yellowing water-based adhesive as well as a preparation method and application thereof. The anti-yellowing water-based adhesive comprises the following components: a water-based polyurethane emulsion, a defoaming agent, a plasticizer, a cross-linking agent, a thickening agent and a surfactant. By adding the organic silicon defoaming agent and the surfactant, the problem of wettability of the existing sewing machine flanging adhesive is solved; by adding the cross-linking agent, the binding power and the strength of the adhesive are changed; and the viscosity is increased through the thickening agent.

The invention discloses a building decoration paste, which is composed of an acrylate emulsion, cellulose, silica sol, calcium carbonate, heavy calcium carbonate powder and putty powder in a weight ratio of 1-25%:1-10%:1-3%:1-8%:1-18%:1-25%. With high light resistance, weather resistance, alkali resistance, water resistance and wet scrub resistance, the building decoration paste has the characteristics of delicate appearance, bright color, good texture, good adhesion with a cement material and the like, the raw materials have abundant sources, and are cheap and easily available. The production and construction processes are simple, and decorative surface has a good effect and the color is rich. Thus, the building decoration paste has a wide application range.

The invention discloses a PVC calendered foamed artificial leather, which comprises a cloth base material, a bubble layer and a surface layer from the inside to the outside, the cloth base material, the bubble layer and the surface layer are bonded together, and kneaded after foaming The PVC calendered foamed artificial leather is obtained by grain processing; the kneading process adopts hot oil heat exchange method to generate hot air to make the temperature in the drum reach 60-85°C, and at the same time, the kneading drum rotates forward and backward to make the semi-finished product flip up and down irregularly ; After high-temperature kneading, the cooling air is blown through the active air exhaust method to cool and shape. Correspondingly, the invention also discloses a preparation method of PVC calendered foamed artificial leather. By adopting the invention, the product has the characteristics of good hand feeling softness and strong three-dimensional texture, and high simulation degree.

The invention relates to the technical field of paints, particularly a durable paint for engineering machines. The paint is composed of the following raw materials in parts by weight: 30-40 parts of acrylic resin, 20-30 parts of glass powder, 3-8 parts of flame retardant, 5-15 parts of thickener, 4-10 parts of titanium white, 10-20 parts of dimethylbenzene and 3-5 parts of preservative. Compared with the traditional mechanical paint, due to the adoption of the acrylic resin, glass powder and flame retardant, the paint has the advantages of solvent resistance, weather resistance, no discoloration or yellowing during high-temperature baking, heat resistance, water resistance, solvent resistance and the like. By adding the thickener and preservative, the paint has more stable chemical properties, thereby ensuring the product quality. In conclusion, the paint for engineering machines has the characteristics of simple preparation process, accessible raw materials, favorable high-temperature resistance, low tendency to aging, favorable spraying effect, high protection grade, long service life and the like, and avoids the phenomenon of shedding.

A process for semi-continuously preparing organofluorine polymer grafted polyether polyol includes such steps as adding mixed solvent, xylene and methylisobutyl methanone to reactor, adding the monomer mixture liquid including vinyl or acryl ester, unsaturated polyether polyol, AIBN, etc and the organofluorine monomer liquid to reactor, and copolymerizing reaction. The product can be used to prepare F-C paint which features high weatherability and resistance to acid, alkali, chemical corrosion and ultraviolet ray, and high adhesion.