31results about How to "Anti-sagging" patented technology

The invention provides a solvent-free epoxy coating material and a preparation method thereof. The solvent-free epoxy coating material comprises a first component and a second component, wherein the first component comprises the following components in parts by weight: 1 part of bisphenol F resin, 0.8-1.0 part of bisphenol A epoxy resin E51, 0.1-0.2 part of liquid petroleum resin, 0.15-0.3 part of isomerous monocarboxylic acid glycidyl ester, 0.2-0.7 part of an anti-wear agent, 0.1-0.3 part of a dispersant, 0.02-0.1 part of an air-release agent, 0.01-0.1 part of a first slip agent, 0.05-0.1 part of a second slip agent, 0.05-0.1 part of a defoaming agent and 0.01-0.02 part of an anti-settling thixotropic agent; and the second component comprises the following components in parts by weight: 1 part of phenolic aldehyde modified aliphatic amine, 0. 8-1.2 parts of allylphenol modified alicyclic amine, 0.015-0.03 part of modified polyurea, 0.01-0.03 part of a dispersant, 0.1-0.3 part of iron oxide red and 0.15-0.35 part of anti-corrosion packing. A coating formed by the solvent-free epoxy coating material has an excellent thin-coating property, the one-step film-forming thickness of the solvent-free epoxy coating material can be equal to or less than 100 mu m, and the coating has high apparent quality.

The invention relates to a building material, particularly a necessary admixture for mortar preblending and dry mixing. The energy-saving environmental-protection thickener for mortar preblending and dry-mixing is prepared from the following materials in percentage by weight: 30-40% of bentonite tailings, 10-15% of zeolite powder, 10-15% of fly ash, 10-15% of ore slag micropowder, 3-8% of calciumhydroxide powder, 3-8% of gypsum powder, 1-5% of starch ether, 2-5% of lignosulphonate and 2-4% of polycarboxylate multipolymer. The thickener is prepared by the following steps: electronically weighing the materials according to the preset proportion, and evenly and mechanically stirring by using a zero-gravity double-shaft mixing machine. The product has the advantages of favorable sagging resistance, moisture retention, workability, plastic reduction and seepage resistance.

The invention discloses an acidic silicone sealant and a preparation method, the preparation method comprises the following steps: 1)preparing the raw materials; 2)adding 200-220 parts of glue 107, 2-6 parts of thixotropic agent in a glue cylinder, vacuum-pumping and stirring for 3-5 minutes; 3)sucking 10-20 parts of cross-linking agent in the glue cylinder after opening a material pumping valve, then closing the material pumping valve; stirring; 4)sucking partial gas phase white carbon black in the glue cylinder by using a membrane pump, stirring; 5)repeatedly operating for 1-4 times on the residual gas phase white carbon black according to step 4); 6)fully mixing 120-130 parts of 330 silicone oil and 0.09-0.15 parts of tin acetate to obtain a mixture; 7)sucking the mixture in the step 2) in the glue cylinder after stirring, then stirring again; keeping degree of vacuum as -0.09--0.1MPa during the stirring process; and 8)filling nitrogen and emptying after stirring in the step 7) to obtain the acidic silicone sealant. The acidic silicone sealant has the advantages of good cementability, strong sealing, difficult skinning and no sagging.

A building exterior wall thermal insulation mortar with good rheology and a manufacturing method thereof, wherein the rheological good building exterior wall thermal insulation mortar comprises parts by weight: 200-240 parts of cement, 10-15 parts of superfine phosphorous slag powder, 5-5 parts of quicklime 10 parts, 100-120 parts of sand, 50-120 parts of modified expanded lightweight aggregate, 20-25 parts of rheological agent, 5-10 parts of hydroxypropyl cellulose, 2-parts of polycarboxylate high-performance water reducer 6 parts, 70-90 parts of water, the present invention uses modified ball milling agent to carry out ball milling to lightweight aggregate and its surface modification, makes lightweight aggregate particle size more uniform, and improves its surface wettability, and its bone The more uniform the surface wettability of the material, the more uniform its distribution in the slurry.

The invention discloses a novel sculpture mortar. The novel sculpture mortar comprises the following components: 40-50% of 32.5R ordinary Portland cement, 45%-55% of 40-80 mesh sand ( quartz sands), 1-2% of 50-70 mesh light-weight aggregates, 0.01-0.1% of cellulose ether, 0.02-0.2% of dispersible latex powder, 0.2-0.4% of a water-reducing agent, 2-3% of silica powder, 0.3-0.4% of lignin fiber and 0-0.04% of polyropylene fiber. The component composition is to fulfill the following purposes: the operation is simple; no other materials are required for adding and the sculpture mortar can be directly utilized; the novel sculpture mortar facilitates the construction and has excellent workability; the sag resistance of the novel sculpture mortar enables the thickness of the troweling at one time to be more than 5 cm; a more stereoscopic and richer sculptural effect can be created; the construction efficiency is improved; cracks are rarely found on the sculpture and the simulation effect is improved; the structure is compact; the matching is reasonable and the service life can be prolonged; industrialized production is realized, so that the quality is stable and guaranteed.

The invention provides a mechanical spraying plastering mortar and an additive. The mechanical spraying plastering mortar comprises: by weight, cement 10%-18%, fly ash 5%-10%, sand 75%-80%, and additive 0.5%. The additive comprises, by weight, cellulose ether 0.02%, montmorillonite powder 0.01%, starch ether 0.01%, water reducing agent 0.05%, air-entraining agent 0.0035%, and wood fibre 0.1%. The product optimizes the mix ratio of the plastering mortar, and mixes a certain ratio of additive, so that the plastering mortar has sag resistance, good lubricity, water-retaining property and fluidity, and strong binding power, and the performance requirements of mechanical pumping and spraying construction of the plastering mortar is realized. And thus, labor intensity is reduced, construction efficiency is enhanced, and the construction efficiency is more than two times of that of manual plastering. The wall plastering using mechanical spraying construction has high pressure and is uniform, avoids empty drum and crack of the plaster layer, and improves the engineering quality of the additive.

The invention discloses emulsion paint containing attapulgite and a preparation method for the emulsion paint containing attapulgite. The method mainly comprises the following steps of: sequentially adding water, cellulose, a dispersing agent SN-5040, a mildew preventive, an aid AMP-95, alcohol ester-12, poly ethylene-100 (PE-100), a defoaming agent JR-321, propylene glycol, 1,000-mesh triple superphosphate, talcpowder, titanium dioxide, the attapulgite, an aid BYK022, an emulsion SD-818, a thickening agent RM2020 and a thickening agent AR-235 which serve as raw materials in a weight ratio, mixing and dispersing to obtain the emulsion paint. According to the emulsion paint, the used attapulgite has an obvious thixotropic thickening effect, prevents pigments from settling, can improve the synaeresis phenomenon of paint films, and has the effects of sagging prevention and splashing resistance; the uniformity of the surfaces of the paint films is improved; and a thickening effect of the attapulgite is different from that of the cellulose, namely the attapulgite has a certain antibacterial property and a certain mildew-resistant property, and improves the tinctorial power of the pigments and the covering capacity of coatings.

The invention discloses a special coating for a modified epoxy denitration device, and a preparation method thereof. The coating comprises a component A and a component B, the component A comprises modified epoxy resin, an inert sheet material, a flexibilizer, precipitated barium sulfate and an assistant, and the component B comprises a curing agent and a solvent. The preparation method comprises the following steps: adding the epoxy resin, the flexibilizer and the assistant in the component into a dispersion cylinder, stirring, adding precipitated barium sulfate, adding the inert sheet material, filtering to obtain the component A of the coating, dissolving the curing agent by using the solvent in the component B, filtering to obtain the component B of the coating, weighing the prepared component A and the component B according to a mass ratio, uniformly mixing, and curing to obtain the special coating for a modified epoxy denitration device. The special coating for a modified epoxy denitration device has the advantages of strong adhesion, unlikely shedding, good impermeability, chemical reagent resistance, improvement of the whole protection capability of the coating, and prolongation of the service life of the denitration device, and the method has the advantages of simple operation, low cost and the like.