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    • 1. 发明授权
    • Fire extinguishing agent
    • 灭火剂
    • US4209407A
    • 1980-06-24
    • US890203
    • 1978-03-27
    • Erich SchuiererHeinrich BatheltRichard Broll
    • Erich SchuiererHeinrich BatheltRichard Broll
    • A62C3/06A62D1/02C07F9/141A62D1/00A62C1/12
    • A62D1/0085C07F9/1411
    • New aqueous concentrates containing a fluorinated surfactant and a further foam producing component are disclosed. They contain of from 0.5 to 2.5% by weight a fluorinated phosphorous acid ester having the formula ##STR1## In this formula means R.sub.f a perfluoroalkyl radical with from 3 to 16 carbon atoms, m zero or 1, p an integer of from 1 to 4, R.sub.1 a hydrogen atom, a C.sub.1-4 alkyl radical, a cylcohexyl radical or a 2-hydroxyalkyl radical with from 2 to 6 carbon atoms, R.sub.2 a C.sub.1-4 alkyl radical, a cyclohexyl radical or a 2-hydroxyalkyl radical with 2 to 6 carbon atoms, or a radical of the formula R.sub.f --(CF.dbd.CH).sub.m --(CH.sub.2).sub.p, Q an alkylene radical with 2 to 4 carbon atoms, which may be substituted by phenyl groups. The aqueous concentrate when diluted with about 16 parts by volume of water gives a solution which can be foamed. The foam it capable of extinguishing liquid hydrocarbon fires.
    • 公开了含有氟化表面活性剂和另外的产生泡沫的组分的新的含水浓缩物。 它们含有0.5至2.5重量%的具有下式的氟化亚磷酸酯(I)在该式中,Rf表示具有3至16个碳原子的全氟烷基,m为零或1,p为整数 1至4,R1为氢原子,C1-4烷基,环己基或具有2至6个碳原子的2-羟烷基,R2为C1-4烷基,环己基或2-羟基烷基 具有2至6个碳原子的基团,或式Rf-(CF = CH)m - (CH 2)p的基团,Q为具有2至4个碳原子的亚烷基,其可以被苯基取代。 当用约16体积份的水稀释时,含水浓缩物得到可以发泡的溶液。 泡沫能够熄灭液态碳氢化合物的火焰。
    • 4. 发明授权
    • Aqueous anionic dispersion
    • 水性阴离子分散体
    • US4775488A
    • 1988-10-04
    • US850592
    • 1986-04-11
    • Karl HintermeierHeinrich BatheltFrank WehowskyHans WagenerManfred SeidelManfred MullerKlaus Kaschub
    • Karl HintermeierHeinrich BatheltFrank WehowskyHans WagenerManfred SeidelManfred MullerKlaus Kaschub
    • B01J13/00B01F17/22B01F17/42C09K3/18D06M13/02D06M13/144D06M13/165D06M13/322D06M13/325D06M13/335D06M13/402D06M13/408D06M13/428D06M13/00
    • D06M13/428
    • An agent effective for oleophobizing and hydrophobizing textiles is an aqueous anionic dispersion which comprises water and(A) 5 to 25% by weight of a reaction product which contains at least one bis-(2-fluoroalkyl-ethoxy-carbonylamino)-toluene of the formula ##STR1## wherein n is a number from 5 to 15 and Y is --H or --F, and wherein said reaction product is prepared by reacting 2-perfluoroalkylethanol of the formulaYCF.sub.2 --(CF.sub.2).sub.n --CH.sub.2 CH.sub.2 OH with tolylene diisocyanate in a molar ratio of (1.8 to 2):1 in the presence of 2 to 5% by weight of N-methylpyrrolidone, relative to the perfluoroalkylethanol,(B) 1 to 14% by weight of at least one emulsifier of the formulaYCF.sub.2 (CF.sub.2).sub.p --CH.sub.2 CH.sub.2 O--CO--NH--CH.sub.2 CH.sub.2 --SSO.sub.3 X wherein p is a number from 5 to 15, Y is --H or --F, and X is a monovalent cation,(C) 1 to 14% by weight of at least one nonionic emulsifier of the formulaYCF.sub.2 --(CF.sub.2).sub.q --CH.sub.2 CH.sub.2 --(OCH.sub.2 CH.sub.2).sub.r --OH wherein Y is --H or --F, q is a number from 5 to 15, r is a number from 0 to 10, and(D) 5 to 30% by weight of a solvent or solvent mixture, with the proviso that the sum of the amounts of components (B) and (C) is 2 to 15%.
    • 用于疏油和疏水化纺织品的试剂是水性阴离子分散体,其包含水和(A)5至25重量%的反应产物,其含有至少一种双(2-氟烷基 - 乙氧基 - 羰基氨基) - 甲苯 其中n为5至15的数,Y为-H或-F,并且其中所述反应产物通过使式YCF2-(CF2)n的2-全氟烷基乙醇反应来制备,其中所述反应产物是通过使式YCF2(CF2)nCH2CH2OCO + -CH 2 CH 2 OH与甲苯二异氰酸酯的摩尔比为(1.8至2):1,相对于全氟烷基乙醇为2至5重量%的N-甲基吡咯烷酮,(B)1至14重量%的至少一种 式中YCF2(CF2)p-CH2CH2O-CO-NH-CH2CH2-SSO3X的乳化剂,其中p为5至15的数,Y为-H或-F,X为单价阳离子,(C)1至14 重量%的至少一种式YCF2-(CF2)q-CH2CH2-(OCH2CH2)r-OH的非离子乳化剂,其中Y为-H或-F,q为5至15的数,r为 0〜10,( D)5至30重量%的溶剂或溶剂混合物,条件是组分(B)和(C)的量的总和为2至15%。