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CPhI North America 2024 will be held in Philadelphia, USA from May 07-09. As the world's top professional exhibition for the pharmaceutical industry, CPHI North America is the only pharmaceutical industry event in the United States that covers the entire industry chain including drug research and development, production, and packaging.
On April 29, the three-day 16th Chongqing International Battery Technology Forum/Exhibition (CIBF2024) concluded successfully at the Chongqing International Expo Center. During this period, East Chemical shined at the venue with its hard-core products, providing one-stop solutions for chemical raw material manufacturers.
1. Cement mortar: improve the dispersion of cement sand, greatly improve the plasticity and water retention of mortar, have an effect on preventing cracks and enhance the strength of cement.
HPMC is a non-ionic cellulose ether polymer, which has different chemical properties according to the degree of substitution of the substituent groups and the degree of modification. It is a non-ionic, odorless, odorless white fiber Pure ether powder.
Gypsum mortar is a building material with gypsum as the main component. Gypsum accounts for 70% to 80% of the total weight of the mortar. Other components include lime, silicate, etc. The following is a summary of the effects of several mortar additives on gypsum mortar.
VAE Re-dispersible Polymer Powder is mainly used in dry; Interior and exterior wall putty powder, tile adhesive, tile jointing agent, dry powder interface agent, exterior wall external insulation mortar, self leveling mortar repair mortar, decorative mortar, waterproof mortar external insulation dry mixed mortar.
Due to its excellent properties, polycarboxylate superplasticizers are widely used in many fields, including:
(1) Whiteness: Although whiteness cannot determine whether HPMC is easy to use, and if whitening agent is added in the production process, its quality will be affected. However, most good products have good whiteness.
The VAE Re-dispersible Polymer Powder will disperse in water to form a stable lotion, but the redispersibility of the emulsion powder only occurs once, and the hardened mortar and other materials will not disperse again in water.
Hydroxypropyl methyl cellulose plays three roles in the putty powder: thickening, water retention and construction.
VAE Re-dispersible Polymer Powder is the powder formed after the polymer lotion is dried by spray, also known as dry powder glue. This kind of powder can be rapidly reduced to lotion after contacting with water, and maintain the same properties as the initial lotion, that is, the film will be formed after water evaporation. This film has high flexibility, high weather resistance and high adhesion to various substrates.
According to different uses and performance requirements, you can refer to the recommended ratio according to the product manual and configure it as needed.