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Cellulose ether is a non-ionic semi-synthetic high molecular polymer, which is water-soluble and solvent-soluble. It has different effects in different industries. For example, in chemical building materials, it has the following composite effects: ①Water retaining agent ②Thickener ③Leveling prop...Read more »
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Hydroxypropyl methylcellulose is a non-ionic cellulose ether obtained from refined cotton, a natural polymer material, through a series of chemical processes. Mainly used in the construction industry: water-resistant putty powder, putty paste, tempered putty, paint glue, masonry plastering mortar...Read more »
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1. Putty powder dries quickly Answer: This is mainly related to the addition of ash calcium and the water retention rate of the fiber, and also related to the dryness of the wall. 2. The putty powder peels and rolls Answer: This is related to the water retention rate, which is easy to occur when ...Read more »
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Methylcellulose (MC) The molecular formula of methylcellulose (MC) is: [C6H7O2(OH)3-h(OCH3)n\]x The production process is to make cellulose ether through a series of reactions after the refined cotton is treated with alkali, and methyl chloride is used as etherification agent. Generally, the degr...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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In dry mortar, cellulose ether is a main additive that can significantly improve the performance of wet mortar and affect the construction performance of mortar. Methyl cellulose ether plays the role of water retention, thickening, and improvement of construction performance. Good water retention...Read more »
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In recent years, with the gradual implementation of the relevant policies of adhering to the scientific development concept and building a resource-saving society, my country’s construction mortar is facing a change from traditional mortar to dry-mixed mortar, and the construction dry-mixed...Read more »
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Dry powder mortar is polymer dry mixed mortar or dry powder prefabricated mortar. It is a kind of cement and gypsum as the main base material. According to different building function requirements, dry powder building aggregates and additives are added in a certain proportion. It is a mortar buil...Read more »
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Viscosity is an important parameter of cellulose ether performance. Generally speaking, the higher the viscosity, the better the water retention effect of gypsum mortar. However, the higher the viscosity, the higher the molecular weight of cellulose ether, and the corresponding decrease in its so...Read more »
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1. Cellulose ethers (MC, HPMC, HEC) MC, HPMC, and HEC are commonly used in construction putty, paint, mortar and other products, mainly for water retention and lubrication. it is good. Inspection and identification method: Weigh 3 grams of MC or HPMC or HEC, put it into 300 ml of water and stir u...Read more »
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In ready-mixed mortar, the addition amount of cellulose ether is very low, but it can significantly improve the performance of wet mortar, and it is a main additive that affects the construction performance of mortar. Reasonable selection of cellulose ethers of different varieties, different visc...Read more »
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Cellulose ether is a non-ionic semi-synthetic polymer, which is water-soluble and solvent-soluble. It has different effects in different industries. For example, in chemical building materials, it has the following composite effects: ①Water retaining agent, ②Thickener, ③Leveling property, ④Film f...Read more »