传统油漆是以有机溶剂为稀释剂,需要消耗大量的石油资源,更含有苯、甲苯、二甲苯、甲醛、游离性TDI等有毒化学物质。
The traditional painting is an organic solvent as diluent, need to consume large amounts of oil resources, more contain toxic chemicals benzene, toluene, xylene, formaldehyde, free TDI.
聚氨酯在石油和燃料应用上也表现优异,通常适用于中度腐蚀性化学物质、油脂、稀释酸,以及许多碳氢化合物。
Polyurethane has outstanding oil and fuel resistance, and is generally resistant to moderate chemicals, fats, diluted acids, and many hydrocarbons.
与石油烃具有高的稀释比。
以聚醚多元醇、石油沥青、甲苯二异氰酸酯、稀释剂及相溶化助剂等为原料,制备了一种湿固化单组分防水涂料。
A moisture curable one component waterproof coatings was prepared from polyether polyols, petroleum asphalt, toluene diisocyanate, diluent and a compatibility modifier, etc.
系统研究了以TBP为萃取剂,乙酸丁酯、二甲苯、石油醚、煤油为稀释剂,从高酸度盐酸溶液中萃取镓。
Extraction of Gallium from high concentration HCl solution using organic phases which composes of TBP and butyl acetic ester, xylene, petroleum ether and kerosene, respectively, are investigated.
顽固污渍、油漆或石油沥青等可以用松脂或油漆稀释剂除去。
Stubborn stains, paint or petroleum asphalt can be removed with turpentine or paint thinner.
顽固污渍、油漆或石油沥青等可以用松脂或油漆稀释剂除去。
Stubborn stains, paint or petroleum asphalt can be removed with turpentine or paint thinner.
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