48results about How to "Good air drying" patented technology

The invention relates to a method for synthesizing unsaturated phenolic resin with various etherification waste, which includes the four steps: (1) etherification waste and polyhydric alcohol have alcohol sis and ester interchange with catalyst existing; (2)alcohol zed product and unsaturated binary acid or have etherification polycondensation; (3) use dicyclopentadiene (DCPD) to blocking modify in the later period of etherification polycondensation; (4) add into styrene solution for cross linking. The invention has plentiful sources of raw material, low price, decreased pollution and productive cost and energy saving, as well as eliminates the disadvantage of bad dissolubility in styrene .

A metal atomic ash consists of main ash and curing agent with weight ratio100:2. The main ash consists of unsaturated polyester resin: 100, improver: 3-5, phenylethylene: 3-5, filling: 120-130,and metal powder: 8-12. The curing agent consists of initiator: 100 and filling: 8-10. The production is carried out by taking special resin or special mixed resin as matrix material, and adding metal powder( iron powder, aluminum powder and copper powder etc. ) besides universal pigment and filling( titanium pigment, bentonite, French white, china clay powder, coarse whiting, and gas-phase silicon dioxide ). It achieves good combing ability, higher hardness and strength of atomic ash.

The invention relates to an alloy putty which comprises main body ash and curing agent by the weight ratio of 100:2, wherein the main body ash comprises (by weight ratio) unsaturated polyester resin 100, accelerating agent 2-4, epoxy resin 4-6, carboxyl-terminated butadiene-acrylonitrile 0.5-2, pigment 5-8, filling material 80-120, while the curing agent comprises (by weight ratio) initiating agent 100, pigment 2-4, filling material 4-6.

The invention relates to a preparation method for air-drying epoxy vinyl ester resin. The preparation method is as follows: bisphenol A epoxide resin, acrylic acid or methacrylic acid and boletic acid are reacted; and then the generated epoxy vinyl ester resin is modified with dicyclopentadiene; the dicyclopentadiene is added in the reaction system and reacts for 1 hour to 3 hours at the temperature of 110 DEG C to 130 DEG C till the acid value falls below 20 mg KOH/g and the reaction products are cooled below 110 DEG C; styrene is added into the products for dilution and well blended. Compared with the prior art, the invention has the advantages that the epoxy vinyl ester resin has good air-drying property; for the coating with the thickness of 0.1 mm, the surface drying time is less than and equal to 0.5 hour and the hard drying time is more than and equal to 4 hours; the surface hardness can reach 3 H; the modified raw material formulation of the dicyclopentadiene has low cost; the preparation method is simple, environmentally friendly and does not generate waster water, waste gas and industrial residue; the products have good stability, good performances of normal temperature cure, rapid curing rate, high paint film adhesion, low shrinkage factor and good corrosion resistance.

The fibrous unsaturated polyester putty is one kind of polymer putty. The fibrous unsaturated polyester putty consists of two parts, main fibrous unsaturated polyester putty and curing agent, in the weight ratio of 50. The main fibrous unsaturated polyester putty consists of unsaturated polyester resin 100 weight portions, promoter 2-4 weight portions, styrene 3-5 weight portions, fiber 0.3-0.5 weight portions, stuffing 100-120 weight portions, and pigment 3-5 weight portions. The curing agent consists of initiator 100 weight portions, pigment 3-5 weight portions, and stuffing 1-3 weight portions. The present invention has high strength, high attachment to metal material, convenient use, less shrinkage, fast drying speed, good air drying performance, high compatibility with paint, and fine and smooth film and makes it possible to fill hole as large as 10 mm in once operation.

Disclosed is sliding atom ash, relating to a kind of polymeric putty. According to the shortage of insufficient fineness and smooth after coating and polishing of the current, the invention provides the sliding atom ash with high fineness and smooth, which comprises main body ash and firming agent with the proportion of 100:2 in mass, and the main body ash comprising the following components with the proportion in mass to be: unsaturated polyester resin, 100; accelerant, 3~5; phenylethene,3~5; pigment, 4~6; ultra-fine talcum powder, 70~90; the firming agent comprising the following components with the proportion in mass to be: initiating agent, 100; pigment, 2~4; stuffing, 4~6. The product possesses the following advantages compared with current adhesive power with the metal, fine and smooth putty surface, replenishing the opening and crack more than 5mm for one time, small degree of shrinkage, fast drying speed, heat-proof temperature being í 120 DEG C, possessing a certain degree of tarnish proofness, good air seasoning property, convenient polishing, and mating with various oil paint.

The present invention relates to the technical field of polymer material preparation, and especially to an air-drying unsaturated polyester resin for an easy-polishing gel coat, and a preparation method thereof. The resin is prepared by the following steps, wherein the steps comprise that: an organic polyol and a renewable vegetable oil are subjected to an ester exchange reaction, and then are subjected to a condensation polymerization with a small molecule dihydric alcohol or a dibasic acid, tetrahydrophthalic anhydride and allyl ether; the formed polymer is dissolved in styrene to prepare the resin. The air-drying unsaturated polyester resin of the present invention has the following advantages that: (1) the renewable vegetable oil is selected as the main component, such that the use of the toxic and harmful chemical engineering raw materials is reduced so as to meet the green environmental protection concept; (2) the vegetable oil, the tetrahydrophthalic anhydride, the allyl ether and the like in the resin component provide good air-drying properties, such that the resin can be widely applicable for the fields with high air-drying requirements. The resin of the present invention is mainly applicable for the easy-polishing gel coat with the high air-drying requirements, and has characteristics of excellent toughness, excellent adhesion, excellent weather resistance, excellent polishing property and the like. In addition, the resin of the present invention has good air-drying property, and the gel coat prepared by the resin of the present invention has characteristics of good adhesion, low porosity, easy polishing and the like.

An anti-collision composite material, which comprises 100 parts by weight of modified epoxy resin, 5-40 parts by weight of active toughening agent, 0.03-0.05 parts by weight of surfactant, 20-50 parts by weight of powder, and 10-50 parts by weight of gravel material. parts by weight. The invention overcomes the deficiencies of the existing concrete gate wall which is not resistant to collision, friction and the like, and has the characteristics of high epoxy resin hardness, strong cohesion, polyurethane toughness and wear resistance. The invention also discloses the preparation method of the anti-collision composite material.

This invention relates to a process for synthesizing air-drying epoxy vinyl ester resin. The process comprises: reacting bisphenol A type epoxy resins with low and high epoxy equivalent, and organic unsaturated monocarboxylic acid at 120-160 deg.C in the presence of catalyst and polymerization inhibitor, and then diluting with crosslinkable monomer. The resin has good air-drying performance, with surface drying time less than or equal to 0.5 h, and inner drying time less than or equal to 4 h. Besides, the resin has appropriate viscosity, good wettability with glass fibers and glass mats, good physical and mechanical performance, and good chemical corrosion resistance, and is suitable for various molding processes of fiber reinforced plastics such as manual pasting, coiling, drawing and spraying. The method has such advantages as simple process, low energy consumption, and stable product quality.

The invention provides jointing glue for stone, which at least comprises the following components in parts by weight: 100 parts of an air-dried unsaturated polyester resin, 1-5 parts of hydrogenated castor oil, 0-60 parts of micron-sized silica and 1-15 parts of an antishrinking agent. The jointing glue overcomes the defects of taking the existing common marble glue as the jointing glue such as poor air-drying properties, poor antishrinking capability, poor permeability and the like. The jointing glue for stone has the advantages of good permeability, no tackiness after curing, strong antishrinking capability, glue brightness after polishing and the like. The jointing glue enriches varieties of the marble glue and solves the problem of jointing difficulty among the stone.

The invention relates to the technical field of furniture surface treatment, in particular to a wooden furniture surface coating material. The wooden furniture surface coating material is prepared from a main agent and a curing agent, wherein the main agent is prepared from, by weight, 50-60 parts of saturated polyester resin, 5-10 parts of dimethylglyoxime, 3-5 parts of phosphoric acid triallyl ester, 2-4 parts of white corundum, 1-6 parts of attapulgite, 0.5-1.0 part of copper naphthenate, 0.2-0.4 part of cobalt iso-octoate and 2-6 parts of titanium dioxide, the curing agent is prepared from, by weight, 10-20 parts of methyl ethyl ketone peroxide, 5-8 parts of gas phase SiO2, 15-25 parts of dibutyl terephthalate and 0.1-0.3 part of polyvinylpyrrolidone. According to the wooden furniture surface coating material, no deformation or contraction of a base material will be caused in the base material treatment process, and therefore the decorative coating is not broken.

The invention relates to special colored stone material caulking sealant, which at least comprises 100 weight parts of air-dried unsaturated polyester resin, 1 to 5 weight parts of hydrogenated castor oil, 10 to 250 weight parts of filling materials and 1 to 15 parts of antishrinking agents. The invention overcomes the defects of poor air-dried performance, low antishrinking capability, poor permeability and the like when the existing ordinary marble glue is used as the caulking sealant. The stone material caulking sealant of the invention has the advantages of good permeability, hand inadhesion after being cured, strong antishrinking capability, sealant brightness after grinding and the like. The invention enriches the variety of the marble glue, and solves the caulking problem between stone materials.

The invention relates to the field of paint, and provides an anti-cracking PE (polyethylene) primer and a preparation method thereof. The PE anti-cracking primer provided by the invention comprises the following components in parts by weight: 40-45 parts of resin, 2 parts of styrene, 0.3 part of dispersing agent, 7-8 parts of titanium white, 0.6 part of anti-settling agent, 27-30 parts of 1250-mesh talcum powder, 18-20 parts of 1250-mesh heavy calcium carbonate, 3 parts of zinc stearate, 1.8 parts of xylene, 0.1 part of defoaming agent and 0.2 part of leveling agent. Compared with the prior art, the PE primer provided by the invention has a favorable film coating effect and excellent anti-cracking performance and can be widely used for furniture painting.

The invention discloses unsaturated polyester resin with solid content being 100% and a preparation method thereof, and a low-VOC odor-free PE varnish produced from the unsaturated polyester resin and a preparation method thereof. The low-VOC odor-free PE varnish comprises: the unsaturated polyester resin with solid content being 100%, low-odor active monomers, a food-grade antioxidant, a flatting agent, a defoamer, and an anti-sagging aid. The PE varnish is low in VOCs and has very low odor during construction, has the property of forming a thick paint film in one time just like conventional unsaturated polyester paint, has good pore-seal property, has high fullness, is wear-resistant, has high glossiness, etc.

The invention discloses atomic ash for furniture and decoration. The atomic ash consists of a main body and a curing agent, wherein the main body consists of the following components in part by weight: 70 to 80 parts of air-drying unsaturated polyester resin, 5 to 7 parts of epoxy resin, 0.8 to 1.2 parts of acrylonitrile-butadiene rubber, 3.5 to 4.5 parts of cobalt isocaprylate, 1.5 to 2.5 parts of dimethylaniline, 0.8 to 1.0 part of hydroquinone, 6 to 8 parts of white carbon black, 8 to 10 parts of titanium white, 45 to 55 parts of talcpowder, 3 to 5 parts of gaseous phase SiO2, 8 to 10 parts of montmorillonite and 0.5 to 1 part of barium sulfate; and the curing agent consists of the following components in part by weight: 75 to 85 parts of benzoyl peroxide, 2 to 3 parts of acetone and 15 to 20 parts of white carbon black.

The invention discloses a piece of furniture and a preparation method of putty for decoration. Based on a large number of experiments, all components of the putty are determined and are in synergic matching so that the prepared putty has good adhesion to wood or other nonmetal such as stone, is convenient to use, easy to prepare, smooth in puttying and can be molded freely; moreover, the putty is high in drying speed and can be dried in 15-20 minutes at normal temperature; and the putty has good dryness, is easy to polish, does not stick sand paper and is flat, smooth and pore-free after being polished.