Product details 5-Methylpyridine-2,3-dicarboxylic acid dimethyl ester CAS NO.112110-16-4 Payment:T/T Min order:1000kgs Lead time:7-15 days

Product details Ammonium Lauryl Sulfate CAS NO. 2235-54-3 Payment:T/T Min order:1000kgs Lead time:7-15 days Description: Quality Index: Appearance:Colorless or light yellow gel Formula:C12H29NO4S Odor: Smell and has characteristic soapy odor Active Matter %(MW=291): 68.0-72.0 Sulfate: 2.0 Max Unsulfated: 4.0 Max PH Value: 5.5-7.0 Color(Klett,5%AM.aq.sol.): 8 Max Chloride: 0.5 Max Iron(PPM): 5.0 Max

Product details： Fatty Alcohol Ethoxylate 12 mol CAS NO. 68439-50-9 Payment:T/T Min order:1000l Lead time:7-15 days

Product details： APG 0810 CAS NO. 68515-73- 1 Payment:T/T Min order:1000kg Lead time:7-15 days

Product details： APG1214 CAS NO. 110615-47-9 Payment:T/T Min order:1000kg Lead time:7-15 days

Product details： 1-Octadecanol  CAS NO. 112-92-5 Payment:T/T Min order:1000kg Lead time:7-15 days

Product Name：Chlorantraniliprole CAS NO. 500008-45-7 Payment:T/T Min order:1000kg Lead time:7-15 days

nature Hydroxypropyl methacrylate (HPMA) is a commonly used polymer material. 1. Appearance: The appearance of hydroxypropyl methacrylate is a colorless transparent liquid 2. Solubility: Soluble in water and also in most organic solvents, such as alcohols, ethers, esters, and aromatics. 4. Density: The density of hydroxypropyl methacrylate is 1.11-1.18 g/cm3. 6. Chemical stability: It has good chemical stability, is not easy to decompose, and will not react with most chemical substances. 7. Thermal stability: Hydroxypropyl methacrylate has good thermal stability, and its thermal stability is relatively high at high temperatures. 8. Oxidation stability: It has a certain resistance to oxidation and is not prone to oxidation and deterioration. Preparation 1. Add initiators such as hydroxypropyl methacrylate (HPMA) and hydrogen peroxide to the reactor, as well as an appropriate amount of solvents (such as methanol, ethanol, etc.). 2. Seal and shake the reaction kettle or heat it to react, causing the initiator to crack at an appropriate temperature, resulting in free radical polymerization of HPMA. After the reaction is completed, precipitate or precipitate the product with acidic water or organic solvents. 4. Filter and collect the product, wash and dry to obtain the pure product. The above is a simple preparation process for hydroxypropyl methacrylate, and the specific operating parameters and process flow may vary depending on different preparation methods and requirements. application 1. Paint and ink industry: it can be added to paint and ink as lotion and diluent to improve its viscosity, rheology and adhesion. 2. Cosmetics: Can be used in cosmetic products, such as hair gel, curling agents, sunscreen, etc., to thicken, moisturize, and prevent sun damage. 3. Daily necessities: It can be added as a thickener to daily necessities, such as detergents, facial cleansers, toothpaste, etc. 4. Pharmaceutical field: It can be used in drug sustained-release systems, such as artificial joint lubricants or eye drops for injection. In the future, with the continuous development of technology, the application prospects of hydroxypropyl methacrylate will become increasingly broad. For example, in the fields of biomedicine and drug delivery, cell delivery, and the preparation of nanomaterials, polymer materials such as hydroxypropyl methacrylate are also useful

Name:  Heptamethyldisilazane CAS No.:  920-68-3 Molecular formula: C7H21NSi2 Molecular weight: 175.42 UN Number: 2924 Product standard: HG/T 5797-2021 Appearance: Colorless transparent liquid

Name: Methyldiphenylchlorosilane CAS No.: 144-79-6 Appearance: Colorless transparent irritating liquid Molecular weight: 232.78 Relative density: 1.107 Purity: ≥ 98.0% Flash point: 230 ℃ Boiling point: 295 ℃ Melting point: -22 ℃ Refractive index nD20:1.6480