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Hydroxypropyl methylcellulose, also known as hypromellose and cellulose hydroxypropyl methyl ether, is made from highly pure cotton cellulose and is specially etherified under alkaline conditions. the difference: different characteristics Hydroxypropyl methylcellulose: white or white fiber-like p...Read more »
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The appearance of the emulsion powder is white, light yellow to yellow or amber, translucent, without unpleasant smell, and no impurities are visible to the naked eye. The finer the emulsion powder, the better the performance. The finer the emulsion powder, the closer the tensile strength, elonga...Read more »
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1. Common problems in putty powder Dries fast: The main reason is that the amount of ash calcium powder added (too large, the amount of ash calcium powder used in the putty formula can be appropriately reduced) is related to the water retention rate of the fiber, and is also related to the drynes...Read more »
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A dry powder series 1. Interior wall putty powder% (1) Shuangfei powder 70-80 (fineness 325-400) gray calcium powder 20-30 rubber powder about 0.5 (2) Talc powder 10 Ash calcium powder 20 Shuangfei powder 60 White cement 10 Rubber powder 0.5-1 (3) White cement 25-30 (No. 425) ash calcium powder 2...Read more »
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1 Basic knowledge Question 1 How many construction techniques are there to paste tiles with tile adhesive? Answer: The ceramic tile pasting process is generally divided into three types: back coating method, base coating method (also known as trowel method, thin paste method), and combination met...Read more »
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1 Common problems in wall putty powder: (1) Dries fast. This is mainly because the amount of ash calcium powder added (too large, the amount of ash calcium powder used in the putty formula can be appropriately reduced) is related to the water retention rate of the fiber, and it is also related to...Read more »
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Tile glue, also known as ceramic tile adhesive, is mainly used to paste decorative materials such as ceramic tiles, facing tiles, and floor tiles. Its main features are high bonding strength, water resistance, freeze-thaw resistance, good aging resistance and convenient construction. It is a very...Read more »
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Hydroxypropyl methylcellulose HPMC is a kind of non-ionic cellulose mixed ether. Unlike ionic methyl carboxymethyl cellulose mixed ether, it does not react with heavy metals. Due to the different ratios of methoxyl content and hydroxypropyl content in hydroxypropyl methylcellulose and different v...Read more »
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Cellulose ether is a synthetic polymer made from natural cellulose through chemical modification. Cellulose ether is a derivative of natural cellulose. The production of cellulose ether is different from synthetic polymers. Its most basic material is cellulose, a natural polymer compound. Due to ...Read more »
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Summary: 1. Wetting and dispersing agent 2. Defoamer 3. Thickener 4. Film-forming additives 5. Anti-corrosion, anti-mildew and anti-algae agent 6. Other additives 1 Wetting and dispersing agent: Water-based coatings use water as a solvent or dispersion medium, and water has a large dielectric con...Read more »
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What is the role of water retaining agent mixed into gypsum powder material? Answer: plastering gypsum, bonded gypsum, caulking gypsum, gypsum putty and other construction powder materials are used. In order to facilitate construction, gypsum retarders are added during production to prolong the ...Read more »
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1. What is the main application of hydroxypropyl methylcellulose (HPMC)? HPMC is widely used in construction materials, coatings, synthetic resins, ceramics, medicine, food, textiles, agriculture, cosmetics, tobacco and other industries. HPMC can be divided into construction grade, food grade and...Read more »