38 results about "Benzophenone-2" patented technology

The invention discloses a silicone rubber fire-proof high-voltage-resistant insulated wire which comprises a conductor and an insulating layer covering the periphery of the conductor. A coating undergoes coating between the conductor and the insulating layer. The coating comprises, by weight parts, 80-120 parts of methacrylic acid silicone rubber, 30-60 parts of white carbon black, 5-15 parts of porcelain powder, 2-8 parts of benzophenone, 3-6 parts of triallyl isocyanurate, 4-8 parts of tensile strength modifier, 2-6 parts of flame retardant, 1-5 parts of magnesium oxide, 4-8 parts of zinc stearate, 1-4 parts of zinc borate, 2-6 parts of iron oxide, 4-8 parts of hydroxyl silicone oil, 1-4 parts of titanium dioxide, 3-8 parts of gas phase aluminum hydroxide, 4-8 parts of fumed silica, 1-5 parts of foaming agent, 2-7 parts of color masterbatch, 1-4 parts of vulcanizing agent, 2-6 parts of platinum catalyst, 3-6 parts of silicone oil and 1-5 parts of low density polyethylene. The obtained wire is good in fire resistance and high voltage resistance.

The invention aims to solve the problems that conventional plastic products are degraded hardly and can cause white pollution and other serious environmental problems in the prior art, and provides a thermoplastic biodegradable material. The thermoplastic biodegradable material comprises the following raw materials by weight: 10-20 g of starch, 2.5-4 g of a plasticizer, 12-25 g of cellulose, 8-12 g of chitin, 2.0-3.5 g of benzophenone, 1-1.5 g of p-benzoquinone, 2-10 g of carbonyl compound and 10-20 g of polypropylene carbonate. According to the thermoplastic biodegradable material, the adopted starch is wide in source and low in price, the added cellulose is a natural macromolecule, and has excellent biodegradability, and the chitin is adopted, so that the thermoplastic biodegradable material has high heat resistance, water resistance, ageing resistance and fracture resistance. Meanwhile, the invention further provides a preparation method for the thermoplastic biodegradable material, the process is simple, the operation is easy, and the cost is reduced.

The invention belongs to the field of coordination polymers, and particularly relates to a three-core four-core mixed cobalt cluster coordination polymer as well as a preparation method and application thereof. A chemical formula of the three-core four-core mixed cobalt cluster coordination polymer is (C10H8N2)4(C15H8O5)6(OH)2Co7.(H2O)2, wherein C10H8N2 is 2,2-dipyridyl; C15H8O5 is benzophenone-2,4'-diformate. The three-core four-core mixed cobalt cluster coordination polymer has the advantages that the preparation is easy; the stability is high; the polymer is an antiferromagnetic three-corefour-core mixed cobalt cluster coordination polymer with good potential application prospects in the fields of adsorption separation, hydrogen and energy storage, molecular magnets, catalysis, sensingand / or molecular recognition, and the like. The problem that no three-core four-core mixed cobalt cluster coordination polymer exists in the prior art, and three-core four-core mixed cobalt cluster coordination polymer performance study cannot be performed is solved. The invention also provides the preparation method of the three-core four-core mixed cobalt cluster coordination polymer; the three-core four-core mixed cobalt cluster coordination polymer prepared by the method has small defects, high crystallization degree and high yield.

The invention discloses a natural based radiation curing material and application thereof in film coating UV adhesive. The curing material is main prepared from the following components in parts by weight: 40-60 parts of epoxidized soybean oil modified waterborne polyurethane, 3-18 parts of epoxy acrylate, 5-20 parts of polyacrylic ester, 20-30 parts of 2-ethylhexyl acrylate, 10-25 parts of HDDA,10-20 parts of trimethylolpropane triacrylate, and 2-8 parts of dibenzoyl or benzophenone. The natural based radiation curing material provided by the invention adopts natural base material, is natural and environment-friendly compared with other curing materials, also has the characteristics of high adhesive force, high temperature resistance performance, scratch resistance, chemical resistant performance and weather resistance, and has wide application prospect in various film coating UV adhesives.

The invention discloses concrete for casting of a modified steel fiber enhanced bridge. The preparation method of concrete comprises steps as follows: step 1, steel fiber is soaked in a polyethyleneimine solution for 12-18 h and dried in a drier at the temperature of 50-60 DEG C for 30 min for later use; step 2, 5-10 parts of polyurethane acrylate, 2-4 parts of geranyl acetate, 1-2 parts of diisocyanate, 2-3 parts of benzophenone and 20-60 parts of ethanol are mixed uniformly, a ultraviolet curing modification solution is obtained, and steel fiber obtained in the step 1 is put in the ultraviolet curing modification solution to be soaked for 20-30 min, fished out and spread. The acid resistance and the alkaline resistance of the surface of the modified steel fiber are effectively improved after modification, rusting in the long-time use process is not easily caused, the adhesion with a hydraulic material is improved, the fiber is not prone to settling at the lower part of the concrete after a fiber dispersant is used, the fiber is uniformly distributed, and the fiber enhancing function is higher through the uniformly distributed fiber spaces.

The invention discloses a high strength multifunctional plastic stool, which includes: a square stool panel and four stool panel supporting legs that together form an internal space. The plastic stool also includes a flexible storage net bag. The square stool panel and the stool panel supporting legs are an integral plastic structure, which comprises the following components by weight: 20-30 parts of PVC plastic, 3-5 parts of ethylene bis lauramide, 20-30 parts of HDPE plastic, 1-5 parts of glycidyl ether epoxy resin, 2-5 parts of lead stearate, 1-10 parts of triethylene-diamine, 30-35 parts of HIPS plastic, 1-3 parts of calcium carbide, 5-8 parts of a coupling agent, 1-4 parts of dicumyl peroxide, 5-10 parts of aramid fiber, 2-5 parts of benzophenone, 7-10 parts of polysulfide rubber, 30-40 parts of PMMA plastic, and 1-3 parts of antimony pentaoxide. In the way, the stool provided by the invention is additionally provided with the net bag for placing articles. In addition, the plastic stool has high strength and great carrying capacity.

A disclosed low-hygroscopicity anti-ageing epoxy-resin-based package adhesive comprises the following raw materials in parts by weight: 56-85 parts of hydrogenated bisphenol A epoxy resin, 3-10 parts of nylon 610, 2-8 parts of poly(4-methyl-1-pentene), 1-5 parts of hydroxyl silicone oil, 2-6 parts of vinyl versatate, 1-3 parts of zirconia, 1-4 parts of magnesium oxide, 2-5 parts of 2-hydroxy-4-n-octoxybenzophenone, 3-8 parts of maleic anhydride graft polypropylene, 9-20 parts of a curing agent, and 2-8 parts of a curing accelerator. The invention also discloses a preparation technology for the low-hygroscopicity anti-ageing epoxy-resin-based package adhesive. The prepared epoxy-resin-based package adhesive is relatively low in water absorption rate, shows good anti-ageing property through the relatively low 1000 h yellowness index, also possesses good light transmittance, is applicable as an electronic packaging material and especially applicable as an LED packaging material.

The invention discloses a weatherproof cloth coating and a preparation method. The cloth coating is prepared from the following raw materials in percentage by weight: 25 to 32 percent of ethanol, 2 to 3 percent of 2-hydroxy-4-octyloxybenzophenone, 0.1 to 0.3 percent of ethyl acetate, 2 to 5 percent of a polyamide resin, 30 to 35 percent of oxide composite powder, 0.1 to 0.3 percent of acrylic acid and the balance of polyurethane. After cloth is coated with the cloth coating, a SiO2-SnO2-NiO2 composite is non-absorbent and cpmpact in texture, so that the cloth can be resistant to water immersion, and the phenomenon of water leakage is avoided; compounds in the SiO2-SnO2-NiO2 composite have very stable properties and are resistant to high temperature, so that the performance does not change at high temperature (80 DEG C); moreover, the applicant also finds that the performance damage caused by ultraviolet irradiation resistance by the coating is improved by the SiO2-SnO2-NiO2 composite powder; according to the material preparation method, excessive use of rare and precious materials is avoided, and the preparation method is low in preparation cost, simple in process, convenient to operate and suitable for popularization.

The invention aims to solve the problems that conventional plastic products are degraded hardly and can cause white pollution and other serious environmental problems in the prior art, and provides a thermoplastic biodegradable material. The thermoplastic biodegradable material comprises the following raw materials by weight: 10-20 g of starch, 2.5-4 g of a plasticizer, 12-25 g of cellulose, 8-12 g of chitin, 2.0-3.5 g of benzophenone, 1-1.5 g of p-benzoquinone, 2-10 g of carbonyl compound and 10-20 g of polypropylene carbonate. According to the thermoplastic biodegradable material, the adopted starch is wide in source and low in price, the added cellulose is a natural macromolecule, and has excellent biodegradability, and the chitin is adopted, so that the thermoplastic biodegradable material has high heat resistance, water resistance, ageing resistance and fracture resistance. Meanwhile, the invention further provides a preparation method for the thermoplastic biodegradable material, the process is simple, the operation is easy, and the cost is reduced.