Fluorochemical urethane
Web综述了近十年来通过在聚合物链中引入含氟基因，得到的涂料用氟化丙烯酸酯聚合物的合成及其表面性能的研究进展。 WebFluorochemical Urethane Trade Secret Toxic Substances Control Act (TSCA) 5 SNUR or Consent Order Chemicals Applicable STATE REGULATIONS Contact 3M for more information. CHEMICAL INVENTORIES The components of this product are in compliance with the chemical notification requirements of TSCA.
Fluorochemical urethane
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Webfluorochemical urethanes that do not require costly and energy consuming high temperature cure conditions to impart good repellency properties. SUMMARY OF THE … WebJul 15, 2005 · The fluorochemical urethane compound (s) used in compositions of the invention comprise the reaction product of (a) one or more polyfunctional isocyanate compounds; (b) one or more hydrophilic polyoxyalkylene compounds; and (c) one or more fluorochemical monofunctional compounds; and (d) optionally, one or more silane …
WebThe fluorochemical urethane component comprises (i) the residue of an isocyanate, (ii) a fluorochemical oligomeric moiety comprising an aliphatic backbone with a plurality of pendant fluoroaliphatic groups and optionally non-fluorinated aliphatic groups; (iii) an aliphatic moiety of 12 to 75 carbon atoms; and (iv) isocyanate-derived linking ... WebBlind fasteners专利检索，Blind fasteners属于 .用形状记忆材料专利检索，找专利汇即可免费查询专利， .用形状记忆材料专利汇是一家知识产权数据服务商，提供专利分析，专利查询，专利检索等数据服务功能。
WebFluorochemical research has shown that the optimum perfluoroalkyl groups for oil repellency are 10–12 carbon atoms long. This is not the only variable that affects … WebThese chemicals are classified based on utili2ation collector, frother, auxiUary reagent, or based on reagent chemistry polar, nonpolar, and anionic, cationic, nonionic, and amphoteric. The active groups of the reagent molecules are typically carboxylates, xanthates, sulfates or sulfonates, and ammonium salts. [Pg.46]
WebThe present invention relates to fluorochemical polyurethane compounds, a method for their preparation, a method of application, and compositions comprising that fluorochemical polyurethane compound. The compound and the composition comprising that compound are suitable to impart durable oil- and water-repellency to substrates.
WebSep 1, 2024 · Fluorochemical urethane (FU) is a newer innovation with a shorter fluorocarbon chain (C4), is free from perfluorooctanoic acid (PFOA) and … chengyu searchWebSep 1, 2015 · Short-chain Polyfluoroalkyl Substances (PFAS). A literature review of information on human health effects and environmental fate and effect aspects of short-chain PFAS. September 2015... chengyu song rate my professorWebThis fluorochemical urethane compound comprises the reaction product of (a) one or more polyfunctional isocyanate compounds; (b) one or more fluorochemical monofunctional … chengyunshangWebDec 1, 2024 · The fluorochemical urethane was procured fr om the manufacturer as a standalone compound instead of a ready-to-use commercial product that is used for stain repellent finish on carpets. flights from atlanta ga to fresno caWebA kind of fluorochemical urethane and preparation method thereof - Patent CN-106674473-B - PubChem Apologies, we are having some trouble retrieving data from … chengyu shiWebThe meaning of FLUOROCHEMICAL is any of various chemical compounds containing fluorine; especially : an organic compound (as a fluorocarbon) in which fluorine has … flights from atlanta ga to cincinnati ohWebFluorochemical Urethane Trade Secret* < 3 *The specific chemical identity and/or exact percentage (concentration) of this composition has been withheld as a trade secret. chengyuting