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    • 8. 发明授权
    • Paint stripping composition
    • 涂漆组合物
    • US6001192A
    • 1999-12-14
    • US38001
    • 1998-03-11
    • Jean-Pierre LallierStephane Fouquay
    • Jean-Pierre LallierStephane Fouquay
    • C09D9/00B08B3/04
    • C09D9/005
    • Inexpensive paint stripper compositions containing neither chlorinated nor alkaline solvents and well adapted for removing paints such as glycerophtalic, alkyd-urethane or arylic urethane paints on a variety of substrates, e.g. wood and metal substrates comprise (a) 1 to 99% by volume of an aprotic polar solvent chosen from the group comprising: dimethyl sulfoxide, dimethyl formamide, N-methylpyrrolidone, N-methylmorpholine, .gamma.-butyrolactone, acetonitrile and mixtures thereof; and (b) 99 to 1% by volume of an ether selected from the family of ethers having a flash point higher than 0.degree. C., a molar volume less than 160 and a molecule that includes one or several methoxy groups.
    • 不含氯化和碱性溶剂的廉价涂料组合物,并且很好地适用于除去各种底物上的甘油酯,醇酸聚氨酯或芳基聚氨酯涂料等油漆。 木质和金属底物包含(a)1至99%体积的非质子极性溶剂,其选自二甲基亚砜,二甲基甲酰胺,N-甲基吡咯烷酮,N-甲基吗啉,γ-丁内酯,乙腈及其混合物; 和(b)99至1体积%的选自闪点高于0℃,摩尔体积小于160℃的醚类和包含一个或多个甲氧基的分子的醚类的醚。