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METHOD OF PREPARING ARTIFICIAL GLASS FIBERS, AND PRODUCT COMPRISING SAID FIBERS
METHOD OF PREPARING ARTIFICIAL GLASS FIBERS, AND PRODUCT COMPRISING SAID FIBERS
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机译:人造玻璃纤维的制备方法,以及包含人造纤维的产品
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摘要
FIELD: chemical industry. SUBSTANCE: described are artificially prepared glass fibers having solubility of at least 20 nm per day at pH of 4-5 and melt viscosity of 1070 p at 1400 C. Composition comprises wt %: SiO2 32-48; Al2O3, 16-30; CaO 10-28; MgO, 2-20; FeO, 2-15; Na2O + K2O, not higher than 12%; TiO2 not higher than 4%; other elements not higher than 8. Also described is product comprising glass fibers prepared from composition of said formulation. EFFECT: higher biologically safety and retained strength and moisture resistance. 7 cl
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机译:领域:化学工业。物质:描述了人工制备的玻璃纤维,其在pH为4-5时每天的溶解度至少为20 nm,在1400 C时的熔体粘度为1070 p。组成包括wt%:SiO 2 Sub> 32-48 ; Al 2 Sub> O 3 Sub>,16-30;氧化钙10-28;氧化镁,2-20;氧化铁,2-15; Na 2 Sub> O + K 2 Sub> O,不高于12%; TiO 2 Sub>不大于4%;其他元素不高于8。还描述了包含由所述制剂的组合物制备的玻璃纤维的产品。效果:更高的生物安全性并保留了强度和耐湿性。 7厘升
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