PROCESS FOR IN-SITU FORMATION OF CHLORIDES IN THE PREPARATION OF TITANIUM DIOXIDE
    4.
    发明申请
    PROCESS FOR IN-SITU FORMATION OF CHLORIDES IN THE PREPARATION OF TITANIUM DIOXIDE 有权
    二氧化钛制备中氯化物的现状形成过程

    公开(公告)号:US20120219493A1

    公开(公告)日:2012-08-30

    申请号:US13505471

    申请日:2010-11-09

    CPC classification number: C01G23/07 C01B9/02

    Abstract: This disclosure relates to a process for producing titanium dioxide, comprising: a) reacting an alloy comprising a metal selected from the group consisting of aluminum, titanium and mixtures thereof, wherein one metal is a major component of the alloy, and an element selected from the group consisting of Li, Be, B, Na, Mg, Al, P, S, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, Cs, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb, and Bi, with chlorine gas to form chlorides of aluminum, titanium or mixtures thereof and chlorides of the element selected from the group consisting of Li, Be, B, Na, Mg, Al, P, S, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Rb, Sr, Y, Zr, Nb, Mo, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, Cs, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb, and Bi, at or above the boiling point of the chloride of the major component of the alloy; with the proviso that the element does not comprise Ti when the metal is Ti and does not comprise Al when the metal is Al; (b) adding titanium tetrachloride to the chlorides formed in step (a); (c) oxidizing the chlorides formed in step (a), and titanium tetrachloride of step (b); and (d) forming titanium dioxide.

    Abstract translation: 本公开涉及一种生产二氧化钛的方法,包括:a)使包含选自铝,钛及其混合物的金属的合金反应,其中一种金属是合金的主要成分,以及选自 由Li,Be,B,Na,Mg,Al,P,S,K,Ca,Sc,Ti,V,Cr,Mn,Fe,Co,Ni,Cu,Zn,Ga,Ge,As, Se,Rb,Sr,Y,Zr,Nb,Mo,Ru,Rh,Pd,Ag,Cd,In,Sn,Sb,Te,Cs,Ba,La,Ce,Pr,Nd,Sm,Eu, Tb,Dy,Ho,Er,Tm,Yb,Lu,Hf,Ta,W,Re,Os,Ir,Pt,Au,Hg,Tl,Pb和Bi,与氯气形成铝,钛或 它们的混合物和选自Li,Be,B,Na,Mg,Al,P,S,K,Ca,Sc,Ti,V,Cr,Mn,Fe,Co,Ni,Cu ,Zn,Ga,Ge,As,Se,Rb,Sr,Y,Zr,Nb,Mo,Ru,Rh,Pd,Ag,Cd,In,Sn,Sb,Te,Cs,Ba,La,Ce,Pr ,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Hf,Ta,W,Re,Os,Ir,Pt,Au,Hg,Tl,Pb和Bi, 在boi之上 合金主要成分氯化物的点; 条件是当金属为Ti并且当金属为Al时不包含Al时元素不包含Ti; (b)向步骤(a)中形成的氯化物中加入四氯化钛; (c)氧化步骤(a)中形成的氯化物和步骤(b)的四氯化钛; 和(d)形成二氧化钛。

    Process for in-situ formation of chlorides in the preparation of titanium dioxide
    7.
    发明授权
    Process for in-situ formation of chlorides in the preparation of titanium dioxide 有权
    在二氧化钛制备中原位形成氯化物的方法

    公开(公告)号:US08734756B2

    公开(公告)日:2014-05-27

    申请号:US13505471

    申请日:2010-11-09

    CPC classification number: C01G23/07 C01B9/02

    Abstract: A process for producing titanium dioxide, comprising: a) reacting an alloy comprising a metal selected from the group consisting of aluminum, titanium and mixtures thereof, wherein one metal is a major component of the alloy, and an element, with chlorine gas to form chlorides of aluminum, titanium or mixtures thereof and chlorides of the element, at or above the boiling point of the chloride of the major component of the alloy; with the proviso that the element does not comprise Ti when the metal is Ti and does not comprise Al when the metal is Al; (b) adding titanium tetrachloride to the chlorides formed in step (a); (c) oxidizing the chlorides formed in step (a), and titanium tetrachloride of step (b); and (d) forming titanium dioxide.

    Abstract translation: 一种制备二氧化钛的方法,包括:a)使包含选自铝,钛及其混合物的金属的合金反应,其中一种金属是合金的主要成分,以及一种与氯气形成的元素 铝,钛或其混合物的氯化物和元素的氯化物等于或高于合金主要成分的氯化物的沸点; 条件是当金属为Ti并且当金属为Al时不包含Al时元素不包含Ti; (b)向步骤(a)中形成的氯化物中加入四氯化钛; (c)氧化步骤(a)中形成的氯化物和步骤(b)的四氯化钛; 和(d)形成二氧化钛。

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