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96 results about "TMPTA" patented technology

Trimethylolpropane triacrylate (TMPTA) is a trifunctional monomer used in the manufacture of plastics, adhesives, acrylic glue, anaerobic sealants, and ink. It is useful for its low volatility and fast cure response. It has the property of resistance against weather, chemical, water and abrasion. End products include alkyd coatings, compact discs, hardwood floors, concrete polymers, dental polymers, lithography, letterpress, screen printing, elastomers, automobile headlamps, acrylics and plastic components for the medical industry.

UV curing antibiotic coating and preparation thereof

The invention discloses a UV-curable antimicrobial coating, the components of which are as follows: bisphenol A type epoxy acrylate EA; aliphatic PUA; special functional group acrylate PA; TPGDA; TMPTA; photoinitiators; nano acrylate; oxidized silver; and auxiliaries. The preparation method comprises the following steps of: step one, synthesizing special functional group heterocyclic compound PA and later adding phosphorus pentoxide to acrylic acid hydroxy esters so as to react with hydroxyl piperidine and then prepare special functional group heterocyclic compound PA; and step two, taking each component according to the formula, stirring and mixing each component so as to carry out dispersion at the speed of 900 to 1200r per min, then adding silver oxide and photoinitiators after being dispersed evenly, and finally obtaining UV-curable antimicrobial coating through dispersion. The UV-curable antimicrobial coating prepared by the invention has good anti-bacterial effect. As the self-prepared special functional group acrylate PA, the nano acrylate and the silver oxide are added, after UV-curable film-forming, the anti-coli rate can achieve over 99 percent and the anti-staphylococcal rate thereof achieves over 99 percent, and the effectiveness is long.
Owner:苏州市明大高分子科技材料有限公司

High wear-resistant epoxy coating, preparation method thereof and coating layer

The invention relates to high wear-resistant epoxy coating, a preparation method of high wear-resistant epoxy coating and a high wear-resistant epoxy coating layer. The high wear-resistant epoxy coating provided by the invention is characterized by being prepared from an A component and a B component, wherein (1) the A component is prepared from the following raw materials in percentage by mass: 45 to 55 percent of epoxy resin, 3 to 5 percent of toughening agent, 3 to 5 percent of diluting agent, 5 to 10 percent of accelerator, 2 to 5 percent of silane coupling agent, 20 to 25 percent of abrasive aggregates, 5 to 10 percent of filler and appropriate percent of pigment; (2) the B component is prepared from the following raw materials in percentage by mass: 15 to 20 percent of MXDA (M-Xylylenediamine), 15 to 20 percent of IPDA (Isophorone Diamine), 3 to 5 percent of 1,3-BAC (1,3-bis(aminomethyl)-cyclohexan), 25 to 35 percent of polyether amine D230, 25 to 30 percent of styrenated phenol and 5 to 10 percent of TMPTA (Trimethylolpropane triacrylate); the A component and the B component are mixed according to a proportion of 1:5. The high wear-resistant epoxy coating disclosed by the invention has excellent wear resistance, high hardness, good heat resistance and water resistance, good chemical reagent corrosion resistance, high fullness, high construction efficiency, convenience in construction and a wide application range.
Owner:SHANGHAI ZHENGOU IND

Ultraviolet (UV) screen plastic film printing ink and method for preparing same

The invention relates to the technical field of ink, and in particular relates to an ultraviolet (UV) screen plastic film printing ink and a method for preparing the same. The UV screen plastic film printing ink consists of the following raw materials in parts by weight: 18-28 parts of urethane acrylate, 16-25 parts of polyester acrylate, 6-15 parts of solid acrylic resin, 2-8 parts of 2-propenoic acid, 1, 1'-[(1-methyl-1, 2-ethanediyl) bis [oxy(methyl-2, 1-ethanediyl)]] ester (TPGDA), 7-15 parts of trimethyl propane triacrylate (TMPTA), 4-12 parts of hexanediol diacrylate (HDDA), 14-22 parts of pigment powder, 1-3 parts of dispersing agent, 0.2-1.2 parts of organic silicon defoamer, 1-4 parts of organic silicon flatting agent, 1-3 parts of photoinitiator and 0.2-1.5 parts of adhesion promoter. The UV screen plastic film printing ink adopts the solid acrylic resin as one basic material and has good flexibility and adhesiveness, the printing adaptability of the plastic film printing ink is greatly improved, moreover, the basic materials of the urethane acrylate and the polyester acrylate all have excellent adhesiveness, the adhesion firmness of the UV screen plastic film printing ink is further increased, and the UV screen plastic film printing ink has a good printing adaptability and a good printing effect.
Owner:东莞市佳烨化工科技有限公司

Vacuum plating method for PP (polypropylene) plastic and UV (ultraviolet) oil used therein

The invention relates to a vacuum plating method for PP (polypropylene) plastic, which comprises the following steps that: after the surface of a PP plastic workpiece is cleaned, the PP plastic workpiece enters an automatic spraying machine to be prayed with a PP treatment agent; vacuum plating UV (ultraviolet) base oil is sprayed by the automatic spraying machine; the PP plastic workpiece enters a UV machine; vacuum plating and inspection are carried out; the PP plastic workpiece enters the UV machine; and inspection and finished product packaging are carried out. The PP treatment agent comprises the following components: toluene and polyolefin with functional groups; and the UV base oil comprises the following components: toluene, ethyl acetate, xylene, polyester acrylate resin, pure acrylic resin, reactive monomer TMPTA (trimethylol propyl triacrylate), an acrylic advection agent, a phosphate adhesion additive and a photoinitiator. In the method, the production process of flame treatment can be eliminated actually, without open flame, thereby complying with fire safety requirements; compared with the prior art, the aging resistance and durability of PP plastic are improved; and the process of the vacuum plating process of PP plastic is saved, and efficiency and qualified product rate are improved.
Owner:DONGGUAN RONGCHANG CHEM

UV curing antibiotic coating and preparation thereof

The invention discloses a UV-curable antimicrobial coating, the components of which are as follows: bisphenol A type epoxy acrylate EA; aliphatic PUA; special functional group acrylate PA; TPGDA; TMPTA; photoinitiators; nano acrylate; oxidized silver; and auxiliaries. The preparation method comprises the following steps of: step one, synthesizing special functional group heterocyclic compound PA and later adding phosphorus pentoxide to acrylic acid hydroxy esters so as to react with hydroxyl piperidine and then prepare special functional group heterocyclic compound PA; and step two, taking each component according to the formula, stirring and mixing each component so as to carry out dispersion at the speed of 900 to 1200r per min, then adding silver oxide and photoinitiators after being dispersed evenly, and finally obtaining UV-curable antimicrobial coating through dispersion. The UV-curable antimicrobial coating prepared by the invention has good anti-bacterial effect. As the self-prepared special functional group acrylate PA, the nano acrylate and the silver oxide are added, after UV-curable film-forming, the anti-coli rate can achieve over 99 percent and the anti-staphylococcal rate thereof achieves over 99 percent, and the effectiveness is long.
Owner:苏州市明大高分子科技材料有限公司
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