Methacrylate-manufacture,factory,supplier from China
(Total 24 Products for Methacrylate)
Methacrylic acid is colorless crystal or transparent liquid with pungent odor. Soluble in hot water, soluble in most organic solvents such as ethanol and ether. Easily polymerized into water-soluble polymers. Combustible, there is a danger of burning in case of high heat and open flame, and it can produce toxic gas when heated.
Contact Now
When the temperature drops to 2.18K, the properties of liquid helium will change suddenly, the viscosity is very small, and it becomes a super fluid that can flow upwards along the wall of the container. The thermal conductivity is 800 times that of copper. It becomes a thermal conductor with excellent thermal conductivity. Its specific heat capacity, surface tension, and compressibility are all abnormal. This abnormal liquid is called liquid helium II, and the normal liquid helium is called liquid helium I.
Contact Now
Can gradually decompose, moist and high temperatures can accelerate decomposition. Can be decomposed by ethanol and silver ion.White crystalline powder.
Contact Now
Aspirational antioxidants should have the following conditions:
①Should have high anti-oxidation ability;
②Good compatibility with resin, no precipitation;
③Good processing function, non-volatile and non-decomposing at the processing temperature of high polymer;
④Good resistance to extraction, insoluble in water and oil;
⑤The color of itself is best to be colorless or light-colored, so as not to pollute the product;
⑥Non-toxic or low-toxic;
⑦Low price.
In fact, any kind of antioxidant can not fully meet these conditions.
Contact Now
Common tetra-group lead, ferrocene, MMT (methylcyclopentadiene trikarbonyl manganese) or CMT is common, because metal deposits can occur in the inside of the launching machine, resulting in a cylinder wear, spark plug ignition Poor problems such as poisoning, oxygen sensors and ternary catalysts, have been prohibited or constrained. The addition of tetra-element and ferrocene added is known as national standards, and the manganese-based anti-explosive agent is strictly constrained (the detection limit is less than 0.018 g / L).
Contact Now
In the textile industry, it is used as a dispersant for fiber lubricants and chemical fiber oils, as well as automotive brake fluids, pesticide dispersants, dry cleaning agents, cutting oil solvents, organic synthesis intermediates, auxiliary solvents for mineral oil emulsions, and analytical reagents.
Contact Now
The solubility in water was 549 g / L at 20 ° C. Relative density 2.400 (deposit density: 0.7).
Contact Now
From the perspective of physics, the methods to eliminate foam mainly include placing baffles or filters, mechanical stirring, static electricity, freezing, heating, steam, radiation, high-speed centrifugation, pressure and decompression, high-frequency vibration, instantaneous discharge and ultrasonic (acoustic) Liquid control), etc., these methods promote the gas permeation rate at both ends of the liquid film and the drainage of the bubble film to varying degrees, so that the stability factor of the foam is smaller than the attenuation factor, and the number of foams is gradually reduced.
Contact Now
HCFC-141b (monofluorodichloroethane) is a high-purity liquid widely used in cleaning and solvent fields.
Because its damage to the ozone layer is 1/10 of CFC-113, it is designated as an ideal substitute for fully halogenated chlorofluorocarbons.
HCFC-141b is a widely used non-perhalogenated chlorofluorocarbon. Although its destructive effect on the ozone layer has been greatly reduced compared to fully halogenated chlorofluorocarbons, it can still cause damage to the ozone layer that is difficult to recover. As a result, its use is gradually being reduced around the world.
Contact Now
Glass material is referred to as a glass instrument. Many glass instruments are used in the laboratory, which is highly chemically stable, thermal stability, and well-transparent, and good insulation function.
Contact Now
Biphenyl, whose molecular formula is C12H10, is an important organic raw material and is widely used in the fields of medicine, pesticides, dyes, and liquid crystal materials.
Contact Now
Methyl 2-chloropropionate is an organic compound with the chemical formula C4H7ClO2, mainly used as an intermediate in pesticides, pharmaceuticals, and spices.
Contact Now
Sodium Persulfate is also called sodium sulfate, is an inorganic substance, a chemical formula is Na2S2O8, and the appearance is a white crystal powder, odorless.
Contact Now
Phosphorus pentachloride is mainly used as a chlorination reagent for alcohols, carboxylic acids, amides, aldehydes, ketones, enols, and Beckmann rearrangement reagents. It is used as a chlorination agent and catalyst in organic synthesis, and is used in the production of medicines, dyes, and chemical fibers. It is also the raw material for the production of phosphazene chloride and phosphorus oxychloride.
Contact Now
Light yellow to white granular crystals (semi-circular) white to light yellow loose crystals, heating is made black.
Contact Now
In fact, any kind of antioxidant can not fully meet these conditions. Therefore, in actual application, it is often based on the variety, use and processing method of engineering plastics, using the strengths of various additives and cooperating to produce synergistic effects.
Contact Now
White oblique crystals, industrial products are white or light gray lumps or rods. Easily soluble in water, emits a lot of heat of dissolution when dissolved, soluble in ethanol, slightly soluble in ether. It is deliquescent and has strong water absorption.
Potassium hydroxide is strongly alkaline and corrosive, and its properties are similar to sodium hydroxide, which can cause burns. It can absorb water and dissolve in the air, and absorb carbon dioxide to gradually become potassium carbonate. The pH of the 0.1 mol/L solution is 13.5.
Contact Now
Hypromellose (Hypromellose), also called hypromellose, is one of the non-ionic cellulose mixed ethers.
Contact Now
Zinc Borate is an environmentally friendly non -halogen flame retardant. It has the characteristics of non -toxic, low -water solubility, high heat stability, small particle size, small gravity, and good decentralization. As a high -efficiency flame retardant Rubber, coatings and other fields.
Contact Now
Relate News
Suitable for tiles, marbles, plastic finishes, adhesives, etc., which can reduce the amount of cement. The water retention of HPMC prevents rapid cracking of the slurry after coating and strengthens the strength of the slurry after hardening.
Tetrabutylammonium bromide is a common product in the chemical industry, also can be called tetrabutylammonium bromide, is a white crystal, deliquant, soluble in water, alcohol, ether and acetone, slightly soluble in benzene.
In 2011, global methanol demand reached 54 million tons. In the next few years, driven by the rapid development of emerging applications, global methanol demand will soar to 85 million tons in 2015.
Ammonia is a kind of ammonia water mainly composed of NH3·H2O. It is a colorless and transparent ammonia solution with pungent odor.
Due to the various types of test reagents, general test reagents are classified into two categories: inorganic and organic, and special test reagents and dangerous test reagents are stored separately.
Comb grass is a characteristic plant that can be grown all over China. The oil processed from the seeds of comb grass is comb grass. Glycine max is a special medicine made from oil, which has extremely high medicinal value.
Antioxidant is a kind of plastic additives that can effectively reduce the self-oxidation reaction speed of plastic materials and delay its aging degradation. It has a wide range of applications and is widely used in various polymer material products.
A kind of hydroperoxide decomposer that destroys the structure of peroxygen, called auxiliary antioxidant, mainly contains thioester and phosphorous acid, and is often used together with the main antioxidant.
The company has switched to the new logo welcome to consult
Diatom mud is a natural and environmentally friendly interior wall decoration material, which is used to replace wallpaper and latex paint, and plays the role of interior wall decoration and indoor air purification. Powder packaging, not liquid barrels.
The main raw material of diatom mud is the diatom mineral diatomite formed after hundreds of millions of years. Diatom is a kind of algae living in oceans and lakes. Diatom mud is made of natural substances deposited by diatoms, aquatic plankton living in millions of years ago.