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    • 1. 发明授权
    • Gas purification process
    • 气体净化过程
    • US4251493A
    • 1981-02-17
    • US57154
    • 1979-07-12
    • Donald R. RandellEmyr Phillips
    • Donald R. RandellEmyr Phillips
    • B01D53/52B01D53/14B01D53/77B01J31/02C01B17/05C01B17/46C07C7/11C07C67/00C07C301/00C07C303/22C07C303/32C07C303/38C07C303/40C07C311/14C07C311/15C07C311/16C07C311/19C09K3/00C10G19/02C10G27/06C10G27/12B01D53/34
    • B01D53/1493C10G27/06
    • Processes for the absorption and subsequent removal as sulphur of hydrogen sulphide from gases, gas mixtures and liquid hydrocarbons in which the material containing hydrogen sulphide is washed with an aqueous alkaline solution containing one or more compounds having the general formula: ##STR1## where A is a C.sub.1 -C.sub.4 straight or branched chain alkylene radical,B is a --SO.sub.3 M, --CO.sub.2 M, --PO.sub.3 HM or --PO.sub.3 M.sub.2 grouping, whereM is hydrogen, or a cation giving a water-soluble derivative,R is hydrogen, a cation giving a water-soluble derivative, or C.sub.1 -C.sub.4 straight or branched alkyl,R.sub.1 is hydrogen, methyl or --COOH and m is 0 or 1 the hydrogen sulphide being oxidized and sulphur liberated, and the reduced anthraquinone sulphonamide being oxidized by contact with free oxygen or a gas containing it, and optionally there being present in addition a metal having at least two valency states, and if necessary a chelating or sequestering agent for retaining such metal compounds in solution.
    • 吸收和随后从气体,气体混合物和液体烃中除去硫化氢的方法,其中含有硫化氢的材料用含有一种或多种具有以下通式的化合物的碱性水溶液洗涤:其中A 是C1-C4直链或支链亚烷基,B是-SO3M,-CO2M,-PO3HM或-PO3M2基团,其中M是氢,或阳离子得到水溶性衍生物,R是氢, 水溶性衍生物或C 1 -C 4直链或支链烷基,R 1为氢,甲基或-COOH,m为0或1,所述硫化氢被氧化和释放硫,还原的蒽醌磺酰胺通过与游离氧接触而被氧化 或含有它的气体,并且任选地还存在另外具有至少两个价态的金属,并且如果需要,还存在用于将这些金属化合物保留在溶液中的螯合或螯合剂。
    • 4. 发明授权
    • Compositions containing heterocyclic corrosion inhibitors
    • 含有杂环腐蚀抑制剂的组合物
    • US4719036A
    • 1988-01-12
    • US731816
    • 1985-05-08
    • Brian G. ClubleyEmyr Phillips
    • Brian G. ClubleyEmyr Phillips
    • C07D235/28C07D263/58C07D277/74C07D417/12C09D5/08C23F11/00C23F11/16C09K15/30
    • C23F11/165C07D277/74C09D5/086
    • New anticorrosive compositions comprise:(A) an applicational medium selected from (a) surface coatings and (b) wholly or partly aqueous non-coating media,(B) as corrosion inhibitor, an amide, imide or nitrile of an aliphatic- or cycloaliphatic mono-, di-, tri- or tetra-carboxylic acid which is substituted in the aliphatic- or cycloaliphatic residue by one or more groups having the formula: ##STR1## in which X is oxygen, sulphur or NH; and each R, independently, is hydrogen, alkyl, haloalkyl, alkoxy, alkylthio, alkylsulphonyl, cycloalkyl, phenyl, alkylphenyl, phenylalkyl, halogen, cyano, nitro, hydroxy, --COOH, --COOalkyl or a primary-, secondary- or tertiary amino- or carbamoyl group; or a non-toxic base addition salts of those components (B) which contain free carboxyl groups.
    • 新的防腐组合物包括:(A)选自(a)表面涂层和(b)全部或部分水性非涂布介质的应用介质,(B)作为缓蚀剂,脂族或脂环族的酰胺,酰亚胺或腈 在脂族或脂环族残基中被一个或多个具有下式的基团取代的单 - ,二 - ,三 - 或四 - 羧酸:其中X是氧,硫或NH; 并且每个R独立地是氢,烷基,卤代烷基,烷氧基,烷硫基,烷基磺酰基,环烷基,苯基,烷基苯基,苯基烷基,卤素,氰基,硝基,羟基,-COOH,-COO烷基或伯,仲或叔氨基 - 或氨基甲酰基; 或含有游离羧基的组分(B)的无毒碱加成盐。
    • 7. 发明授权
    • Corrosion-inhibiting coating compositions
    • 防腐蚀涂料组合物
    • US5198482A
    • 1993-03-30
    • US718073
    • 1991-06-20
    • Emyr PhillipsAdalbert Braig
    • Emyr PhillipsAdalbert Braig
    • C08K5/17C08K5/47C09D5/08
    • C08K5/47C08K5/17C09D5/086
    • The present invention provides a corrosion-inhibiting coating composition comprising:a) an acid-sensitive film former; andb) as a corrosion inhibitor, an effective amount of a salt ofi) an aliphatic or cycloaliphatic mono-, di tri- or tetra-carboxylic acid which is substituted in its aliphatic or cycloaliphatic radical by at least one group of the formula ##STR1## in which each R independently of the others is hydrogen, alkyl, halogenoalkyl, alkoxy, alkylthio, alkylsulfonyl, cycloalkyl, phenyl, alkylphenyl, phenylalkyl, halogen, --CN, --NO.sub.2, --COOH, COOalkyl, --OH or a primary, secondary or tertiary amino or carbamoyl group; with ii) n molar equivalents of an amine of the formula ##STR2## in which X, Y and Z are the same or different and each it hydrogen, alkyl optionally interrupted by one or more oxygen atoms, or alkyl substituted by hydroxy, or is phenyl, phenyl alkyl or alkylphenyl; and n is 1, 2, 3 or 4 depending upon the number of carboxyl groups in the carboxylic acid b i).
    • 本发明提供了一种防腐涂料组合物,其包含:a)酸敏成膜剂; 和b)作为腐蚀抑制剂,有效量的i)脂族或脂环族单 - ,三 - 或四 - 羧酸的盐,其在其脂族或脂环族基团中被至少一个式 其中每个R独立地为氢,烷基,卤代烷基,烷氧基,烷硫基,烷基磺酰基,环烷基,苯基,烷基苯基,苯基烷基,卤素,-CN,-NO 2,-COOH,COO烷基,-OH或伯 ,仲或叔氨基或氨基甲酰基; 其中ii)n摩尔当量的式“IMAGE”的胺,其中X,Y和Z相同或不同,并且各自为氢,任选被一个或多个氧原子中断的烷基或被羟基取代的烷基,或者是 苯基,苯基烷基或烷基苯基; 并且n为1,2,3或4,这取决于羧酸b i)中羧基的数目。