29 results about "Rosin" patented technology

The invention discloses a laboratory model testing device for tunnel excavation. The laboratory model testing device comprises a model box, a tunnel structure model, a loading device and an excavation device, wherein the model box is composed of a floor trough and an organic glass plate, the organic glass plate is fixed on the opening surface of the floor trough through a groove; model testing fillers are padded in the model box; the tunnel structure model is made of rosin materials in a casting manner according to the ratio of similitude of an actual tunnel section, and is arranged in the middle of the model box; the loading device mainly comprises a counter-force beam, a steel plate and a hydraulic jack, and is arranged on the top of the model box; the excavation device mainly comprises a heating wire, a lead and a power supply switch, wherein the heating wire is arranged in the tunnel structure model. Due to the adoption of the testing device, the shape and size simulation in the tunnel excavation process can be performed conveniently, an excavation boundary can be well matched with a geometric boundary designed in advanced, the simulated tunnel excavation can be relatively well matched with an actual engineering; the testing device is simple in structure, convenient to operate, low in cost, and convenient to develop and apply.

A flux without halogen, rosin and washing for Pb-free solder contains activating agent (8.0-15.0 Wt %), cosolvent (28-40), filming agent (0.1-1.0), corrosion retardant (0.1-0.5) and the solvent and deionized water (rest).

A pressure-sensitive adhesive product contains a substrate having formed on at least one surface thereof a pressure-sensitive adhesive layer, wherein the substrate is formed from a styrene-based resin composition and the pressure-sensitive adhesive layer is formed from an acrylic pressure-sensitive adhesive containing an acrylic polymer, a liquid paraffin, and a rosin-based tackifying resin. In the acrylic pressure-sensitive adhesive, the ratio of the liquid paraffin is preferably 6 to 50 parts by weight based on 100 parts by weight of the acrylic polymer and the ratio of the rosin-based tackifying resin is preferably 1 to 30 parts by weight based on 100 parts by weight of the acrylic polymer. The liquid paraffin may have a number-average molecular weight of 300 to 500 and may have a dynamic viscosity at 37.8° C. of 6 to 80 mm²/second.

A method for quickly degradating the rosin in pine dust used for culture mushrom features that the microbes able to quickly degradate, the rosin are separated out and cultured, and the cultured microbes are mixed with inorganic salt and organic substance to obtain a rosin-degradating additive.

The invention discloses a concrete expansive agent, which belongs to the technical field of concrete additives. The concrete expansive agent comprises the following raw materials in parts by weight: 20-30 parts of coal ash, 5-15 parts of gypsum powder, 5-15 parts of alumstone, 2-6 parts of aluminum oxygen chamotte, 10-30 parts of calcium sulphoaluminate, 4-12 parts of aluminum slag, 1-5 parts of calcium carbonate powder, 4-12 parts of nano aluminum titanate fiber, 8-16 parts of rosin rock ore sand, 5-15 parts of vermiculite power, 2-6 parts of polypropylene fiber, 3-9 parts of cellulose acetate butyrate, and 3-12 parts of triethanolamine. The concrete expansive agent is high in expansion rate and low in alkalinity, is capable of improving the property of concrete, preventing the concrete from cracking, meanwhile reducing leakage and improving strength, and is low in price, simple in production process, low in cost, and suitable for large-scale production.

The invention discloses a flux for SnAgCuNiGe alloy solder paste and a preparation method, comprising a polymerized rosin 25% to 30%, a hydrogenated rosin 8% to 16%, a rosin alcohol 6% to 12%, a modified and hydrogenated castor oil 2% to 3%, a hydrogenated castor oil wax 2% to 3%, an organic acid and halogen compound and other active agents 6% to 11%, a hydroquinone and other antioxidant 0.5% to 3%, a surface-active material 2% to 4%, and an organic solvent. The invention is characterized in that: the polymerized rosin, the hydrogenated rosin, the rosin alcohol, the organic solvent, the modified and hydrogenated castor oil, the hydrogenated castor oil wax, the active agent, and the antioxidant are utilized in turn and heated at temperatures of no more than 130 degrees Centigrade, then are sufficiently dissolved, evenly mixed and cooled to ambient temperature, finally the surface-active material is added to the mixture, and the cooling process is kept on for two to three hours, and the flux is obtained. The invention has an advantage of meeting demands of customers to the service life of the solder paste and requirements to the printing performance and welding property for the solder paste.

The invention discloses a flame-retardant and wear-resisting rubber material for a borehole cable sheath and a preparation method of the flame-retardant and wear-resisting rubber material. The flame-retardant and wear-resisting rubber material is prepared from nitrile rubber, natural rubber, triethyl citrate, benzoxazine resin, magnesium dimethacrylate, acetyl benzoyl peroxide, ethanol [2-[2-(2-methoxyethoxy)ethoxy]ethyl], triester with boric acid, gamma-aminopropyltriethoxysilane, polychlorinated terphenyl, dimethyldiethoxysilane, tricresyl phosphate, magnesium hydroxide, white jade powder, microcrystalline wax, hydrogenated rosin resin and the like. By matching the nitrile rubber with the natural rubber for use, the flame-retardant and wear-resisting rubber material has the advantages of good mechanical property and processing property, good oil resistance, wear resistance and chemical corrosion resistance, as well as heat resistance and low temperature resistance; by matching the tricresyl phosphate, the polychlorinated terphenyl and the magnesium hydroxide with sodium aluminum carbonate hydroxide for use, the fire-retardant property is enhanced; by adding the white jade powder, nano- tungsten boride and other fillers, high temperature resistance, wear resistance and other physical properties of the material are enhanced.

The invention discloses non-toxic anti-crack putty.The non-toxic anti-crack putty mainly comprises, by weight, 18-24 parts of calcite powder, 35-45 parts of shell powder, 25-32 parts of perlite, 3-6 parts of hydroxypropyl methyl celluloses, 7-13 parts of starch ether, 6-10 parts of modified seaweed, 6-12 parts of calcium carbonate, 3-4 parts of ethylenediamine, 4-7 parts of formic acid, 18-23 parts of diatomaceous earth, 7-15 parts of latex powder, 6-9 parts of sodium silicate, 4-6 parts of rosin, 3-5 parts of methyl silicone oil and 22-26 parts of water.The non-toxic anti-crack putty has the advantages that good anti-crack effects can be realized by the non-toxic anti-crack putty, the non-toxic anti-crack putty is good in adhesion, water resistance and glossiness and high in strength and is non-toxic and odorless, processes for manufacturing the non-toxic anti-crack putty are simple and are convenient to implement and suitable for factory mass production, and the like.

The invention discloses chemical pump inner cavity insulated oil paint, and relates to the technical field of pump valve preparation. The chemical pump inner cavity insulated oil paint is prepared from the following raw materials in parts by weight: 50-60 parts of chlorinated rubber resin, 25-35 parts of butadiene styrene rubber resin, 30-40 parts of fluorocarbon resin, 6-8 parts of pentaerythritol, 3-5 parts of tall oil acid, 6-8 parts of castor oil, 10-20 parts of polyphenylene sulfide, 5-7 parts of polymerized rosin, 3-5 parts of sepiolite powder, 5-7 parts of wollastonite powder, 6-8 parts of epoxy linseed oil, 3-5 parts of sodium pyrophosphate, 6-8 parts of copper oxide powder, 3-5 parts of nanometer titania, 6-8 parts of kaolin, 5-7 parts of glass fiber, 6-8 parts of rare earth chloride, 20-30 parts of modified asphalt and 120-130 parts of water. The chemical pump inner cavity insulated oil paint has the beneficial effects that the prepared oil paint has excellent insulating property, the insulating property between a chemical pump body and a fluid can be effectively protected, normal operation of a chemical pump is guaranteed, and the service life of the chemical pump is prolonged.

The invention discloses chewing gum with a halitosis dispelling effect. The chewing gum consists of 0.01 to 8 weight parts of nano zinc oxide, 37 to 44.99 weight parts of gum base, 5 to 15 weight parts of xylitol, 5 to 15 weight parts of sorbitol, 5 to 15 weight parts of mannitol, 5 to 15 weight parts of maltitol, 10 to 12 weight parts of mint and 3 to 5 weight parts of flavoring agent; the gum base consists of the following raw materials in percentage by mass: 40 percent of butyl rubber, 25 percent of hydrogenated rosin glycerol ester, 11 percent of paraffin, 1 percent of beef tallow and 23 percent of polyvinyl acetate. The nano zinc oxide is added into the raw materials, bacteria in an oral cavity can be dispelled by zinc oxide when an eater chews the chewing gum in the oral cavity, and the halitosis dispelling effect is fully achieved; and meanwhile, viscosity of the substrate of the chewing gum is strong, so that food residues on the surfaces of teeth can be removed, and halitosis caused by the food residues is avoided.

The invention discloses a polyvinyl chloride floor reinforcing agent prepared from hydrophobic precipitated silicon dioxide and relates to the technical field of precipitated silicon dioxide. The floor reinforcing agent is prepared from, by weight, 15-20 parts of hydrophobic precipitated silicon dioxide, 6-11 parts of terpene resin, 5-9 parts of linear low-density polyethylene, 4-8 parts of rosin glyceride, 4-8 parts of rubber powder, 3-6 parts of rice bran wax, 3-6 parts of volcanic ash, 2-4 parts of petroleum coke, 2-4 parts of ceramic fine powder, 2-4 parts of ultra-fine magnesium oxide, 1-2 parts of asbestos wool, 1-2 parts of sulphate aluminum cement, 1-2 parts of molecular sieve raw powder, 0.5-1 part of bone char and 0.5-1 part of nano zirconium oxide. The reinforcing agent can remarkably enhance bearing strength, abrasion resistance and outdoor weather resistance of floors, accordingly the application range of polyvinyl chloride floors is widened, and service life is greatly prolonged.

The invention discloses SBS grafted odor-removing mattress spraying glue and a preparation method thereof. The SBS grafted odor-removing mattress spraying glue comprises, by weight, 10-15 parts of methyl isobutyl ketone, 5-10 parts of isopropyl formate, 10-20 parts of aromatic environment-friendly solvent oil, 15-25 parts of methyl cyclohexane, 10-18 parts of SBS elastomer, 0.1-0.5 part of BPO, 5-15 parts of MMA, 0-8 parts of BA, 0-3 parts of 2-HEMA, 1-3 parts of terminating agent, 10-15 parts of hydrogenated petroleum resin and 12-18 parts of hydrogenated rosin modified resin. The SBS grafted odor-removing mattress spraying glue has the advantages that the glue is colorless, transparent, high in adhesive force, resistant to yellowing, efflorescence, high temperature, oil and plasticizer, nontoxic, odorless and free of residues and is an ideal spraying glue choice for high-end mattress manufacturers, the glue is small in odor during spraying, a glue film is free of residual solvents and resin odor, pure white and transparent, and light-colored mattress fabric cannot polluted after glue spraying.

The invention relates to phthalocyanine blue and a manufacturing process. The phthalocyanine blue comprises the following components: 45 to 50 percent of copper phthalocyanine, 45 to 48 percent of sulfuric acid, 3 to 5 percent of liquid caustic soda, 1 to 2 percent of rosin and 1 to 2 percent of calcium chloride. The purity of copper phthalocyanine is over 95 percent, and the concentration of the sulfuric acid is 95 to 99 percent. The manufacturing process comprises: (1) a step of acid dissolution, which is to mix 620 parts of copper phthalocyanine with 600 parts of 98-percent sulfuric acid; (2) a step of dilution, which is to add 4,000 parts of water and introducing 2,500 parts of vapor; (3) a step of pickling; (4) a step of neutralization, which is to add 60 parts of liquid caustic soda and 800 parts of water for neutralization; (5) a step of pulping, which is to add 2 parts of rosin and calcium chloride and introducing 400 parts of vapor; (6) a step of alkaline wash; (7) a step of drying; and (8) a step of crushing. The manufacturing process produces less waste gas and waste water, consumes less energy and produces little environment pollution. The phthalocyanine blue pigment manufactured by the invention has good color, transparency and tinctorial strength and high thermal stability and weather resistance and is particularly applicable to printing ink.

The invention discloses a reactive permeable tack coat material special for water permeable pavement. The reactive permeable tack coat material is composed of a component A and a component B, whereinthe component A comprises the following components in parts by weight: 30-50 parts of end-NCO group-terminated polyurethane prepolymer, 40-50 parts of penetrating fluid, 5-10 parts of SBS, 2-5 parts of petroleum resin, 3-8 parts of natural rosin resin, 0-1 part of flame retardant and 1-3 parts of diluent; the component B comprises the following components in parts by weight: 100 parts of a polyolcuring agent and 1-3 parts of a catalyst. The tack coat material provided by the invention is a reactive permeable tack coat material specially applied to permeable pavement, which greatly improves adhesion and durability, in particular, the tack coat material has good permeability for the permeable pavement with macropores, does not block pores, has small system viscosity, and strong adhesion, and is simple in preparation process, economic and durable.

The invention discloses an environmental-friendly powder emulsion explosive and a preparation method of the environmental-friendly powder emulsion explosive. The environmental-friendly powder emulsion explosive is prepared from the following raw materials in percentage by mass: 90 to 92 percent of ammonium nitrate, 3 to 5 percent of complex wax, 0.1 to 0.5 percent of rosin, 1 to 2 percent of emulsifying agent and 3 to 5 percent of water. A preparation process comprises the following steps of water phase preparation, oil phase preparation, emulsification and spray pulverization. The environmental-friendly powder emulsion explosive and the preparation method of the environmental-friendly powder emulsion explosive, disclosed by the invention, have the beneficial effects that an ingredient formula is more scientific and reasonable, the production technology is simple, new technological equipment does not need to be added, large-scale industrial production can be realized, and the preparation method can be widely promoted and applied to all powder emulsion explosive production enterprises; the gap distance and the brisance of a prepared product are obviously increased; the content and the proportion of the ammonium nitrate are increased, porous ammonium nitrate is cancelled, oxygen balance is achieved during explosion of the product, and the content of poisonous gas can be reduced to 29L/kg.

The invention provides a copper alloy cutting fluid composition which comprises the following components in parts by weight: 45-60 parts of white oil; 10-25 parts of sulfonated castor oil; 10-20 partsof sodium petroleum sulfonate; 1-3 parts of mannich base; 1-7 parts of liquid rosin; 1-5 parts of special amine; 0.5-5 parts of nonylphenol polyoxyethylene ether; 1-6 parts of branched fatty alcohol;0.2-1.4 parts of span -80 and 0.1-0.7 part of a defoaming agent. The copper alloy cutting fluid composition has the following beneficial effects: the mannich base is added as a corrosion inhibitor, so that the corrosion inhibition effect is achieved by adsorbing between benzotriazole rings in molecules and the copper surface; meanwhile, N atoms on amine groups provide lone pair electrons to be absorbed by the copper surface, the binding force of the corrosion inhibitor molecules and a metal is further enhanced, and the alkyl part on the amino groups in the molecules can effectively prevent the attack of corrosive ions in a medium.

The invention relates to odorless high-strength regenerated rubber and a preparation method thereof. The regenerated rubber is prepared from waste rubber powder and auxiliary materials according to the weight ratio of (12-15):(3-4.5). The auxiliary materials are composed of the following raw materials in parts by weight: 10-20 parts of paraffin oil, 2-5 parts of linolenic acid, 5-8 parts of rosin,1-2 parts of an aluminate coupling agent, and 4-6 parts of a regenerant. The regeneration reaction is mild and environmentally friendly. The prepared regenerated rubber has no strong irritating odor,and the tensile strength, elongation at break and other parameters of the regenerated rubber are better.

The invention discloses a colorful special coating for a building. The colorful special coating for the building is prepared from the following raw materials in parts by weight: 0.8-3.4 parts of a polyethylene wax emulsion, 0.8-2.2 parts of rosin phenolic aldehyde modified resin, 0.6-1.6 parts of organosiloxane, 2-8 parts of lauryl sodium sulfate, 12-18 parts of ammonium persulfate, 20-40 parts of methyl methacrylate, 40-80 parts of a silicon sol, 6-12 parts of sodium tripolyphosphate, 4.3-6.7 parts of isotridecanol polyoxyethylene ether, 3.2-5.8 parts of 2-(2-methoxyl ethyoxyl) ethanol, 4-8 parts of rosin, 6-12 parts of powdery sodium silicate, 2-10 parts of polyethylene glycol and 2-10 parts of aqueous color paste. By blending the additive amounts of different raw materials, the coating is high in weather resistance and alkali resistance, can be suitable for different climate changes, is environment-friendly and energy-saving, does not harm the environment and human body and meets the diversified demand of the market; and by adding the aqueous color paste, the building coating disclosed by the invention converts different colors under different illumination conditions, and is high in ornamental value.

The invention discloses antistatic foaming tipping paper printing ink, and the printing ink comprises the following components by weight: 7.15% of calcium carbonate; 27.40% of pigments; 2.12% of rosin; 48.17% of alcohol; 2.82% of dibutyl ester; 1.88% of propylene glycol methyl ether; 4.24% of aldehyde ketone resin; 2.1% of alanine salts; 3% of epoxy resin; and 1.12% of additives. Tipping paper printed by the antistatic foaming tipping paper printing ink has accidented pictures and texts, and strong stereoscopic sense, has the stereoscopic effect of hot-printed characters by hot-stamping tipping paper, and can meet the requirements of people for the exquisite printing of tipping paper.