9.Paraxylene is a petrochemical used to make purified terephthalic acid, a raw material for producing polyester film, packaging resin and fabrics.
二甲苯是种石化品,用来制造精对苯二甲酸,原料生聚酯薄膜,包装树脂和织物。
10.The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚酯的羟值。
11.Nylon shioze, polyester habotai and oxford chambray coated with polyvinylchloride are current value-added products because their appearance and hand-touch are similar to those of naturalmembrane.
尼丝纺、涤丝纺和牛津纺采用聚氯乙烯涂层,具有与天然皮膜接近的外观和触觉,是当前经济价值较高的品。
12.The principal prupose of this study is on nanosizing the disperse dyestuffs to colourize the fabric made of polyester super-micro fibers and to improve its dyeing properties.
13.The main production and distribution in company contain polyester buttons , corozo buttons, metal buttons ,ABS plating buttons ,imitation leather buttons and top grade decorative buttons etc .