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Effect of ash content index of industrial hydroxypropyl methyl cellulose on application
According to incomplete statistics, the current global production of non-ionic cellulose ether has reached more than 500,000 tons, and hydroxypropyl methyl cellulose accounted for 80% to more than 400,000 tons, China in recent two years a number of companies have expanded production to rapidly ex...Read more -
Analysis and testing of hydroxypropyl methyl cellulose
1, the identification of hydroxypropyl methyl cellulose method (1) Take 1.0g of sample, heated water (80~90℃) 100mL, stir continuously, and cool into viscous liquid in an ice bath; Put 2mL of the liquid into the test tube, slowly add 1mL sulfuric acid solution of 0.035% anthrone along the tube wa...Read more -
Application of cellulose ether in environmental building materials
Cellulose ether is a kind of non-ionic semi-synthetic polymer, with water solubility and solvability of two kinds, in different industries caused by the role is different, such as in chemical building materials, it has the following composite effect: ① water retaining agent ② thickening agent ③ l...Read more -
How to measure the viscosity of HPMC?
What are the precautions for measuring the viscosity of hydroxypropyl methyl cellulose HPMC? When we test the viscosity of cellulose. In order to ensure the accuracy of test results, special attention should be paid to the following four aspects. 1. The performance indicators of the instrument mu...Read more -
Cellulose ether industry competition
With the increasing demand for high-quality cellulose ether in medicine, food, daily chemicals and other industries, the domestic demand for other cellulose ether products other than CMC is growing, MC/HPMC capacity is about 120,000 tons, HEC’s capacity is about 20,000 tons. Cellulose ether...Read more -
Water retention rate of HPMC 200000 viscosity hydroxypropyl methyl cellulose
The important role of water-soluble hydroxypropyl methyl cellulose HPMC in mortar is important in three aspects, one is excellent water retention professional ability, two is the damage to the viscosity and compressibility of mortar, three is the interaction with cement. Poor water retention of m...Read more -
What are cellulose ether products?
Cellulose ether is made of cellulose through etherification reaction and drying powder of one or several etherifying agents. According to the different chemical structure of ether substituent, cellulose ether can be divided into anionic, cationic and non-ionic ether. Ionic cellulose ether mainly ...Read more -
Function and application of cellulose ether
Function and application of cellulose ether Cellulose ether is a non-ionic semi-synthetic polymer, water-soluble and solvent two, in different industries caused by the role is different, such as in the chemical building materials, it has a composite effect: ① water-retaining agent ② thickening ag...Read more -
What’s the difference between HPMC and MC？
A: MC is methyl cellulose: is refined cotton after alkali treatment, methane chloride as etherifying agent, through a series of reactions to make cellulose ether. Generally, the degree of substitution is 1.6~2.0, and the solubility varies with the degree of substitution. Belongs to nonionic cellu...Read more -
Cellulose ether water retention effect display
Cellulose ether has good Water retention effect. Cellulose ether is a common additive in dry mortar, which plays a very important role. Mortar in cellulose ether dissolved in water, because the surface active role to ensure the gelled material effectively uniform distribution in the system, and c...Read more -
The market capacity of Cellulose ether in China 2025
In 2025, the market capacity of Cellulose ether in China is expected to reach 652,800 tons. Cellulose ether is a kind of natural cellulose (refined cotton and wood pulp, etc.) as raw materials, after a series of etherification reaction generated a variety of derivatives, is the cellulose macromol...Read more -
What is Difference of HPMC and HEC?
HPMC is Hydroxypropyl methyl cellulose ether and HEC is hydroxyethyl cellulose ether. Hydroxypropyl methyl cellulose (HPMC) introduction: 1, construction industry: as water and silt slurry water retention agent, retarder to make slurry pumping. In plastering, gypsum, putty powder or other buildin...Read more
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