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    • 3. 发明申请
    • PROCESS FOR PRODUCING C2 AND C3 HYDROCARBONS
    • 生产C2和C3烃的方法
    • WO2017101985A1
    • 2017-06-22
    • PCT/EP2015/079828
    • 2015-12-15
    • SABIC GLOBAL TECHNOLOGIES B.V.
    • OPRINS, Arno Johannes Maria
    • C10G65/00C10G65/18
    • C10G47/10C10G65/00C10G65/10C10G65/18C10G2300/1048C10G2400/20C10G2400/26C10G2400/28
    • The invention relates to a process for producing C2 and C3 hydrocarbons, comprising a) subjecting a mixed hydrocarbon stream comprising a middle distillate to first hydrocracking in the presence of a first hydrocracking catalyst to produce a first hydrocracking product stream, b) subjecting a second hydrocracking feed stream to second hydrocracking in the presence of a second hydrocracking catalyst to produce a second hydrocracking product stream, wherein the second hydrocracking is more severe than the first hydrocracking and c) subjecting a C4 hydrocracking feed stream to C4 hydrocracking optimized for converting C4 hydrocarbons into C3 hydrocarbons in the presence of a C4 hydrocracking catalyst to obtain a C4 hydrocracking product stream, wherein the C4 hydrocracking is more severe than the second hydrocracking, wherein the first hydrocracking product stream, the second hydrocracking product stream and the C4 hydrocracking product stream are fed to a separation system which provides - the second hydrocracking feed stream separated from the first hydrocracking product stream, - the C4 hydrocracking feed stream separated from the second hydrocracking product stream, - a first recycle stream to be recycled back to the first hydrocracking, - a second recycle stream to be recycled back to the second hydrocracking, - a third recycle stream to be recycled back to the C4 hydrocracking, - a hydrogen recycle stream of H2 or H2 and C1 to be recycled back to the first hydrocracking, the second hydrocracking and/or the C4 hydrocracking and - a C2 and C3 product stream of C3- hydrocarbons, wherein the second hydrocracking feed stream is a stream of C12- hydrocarbons excluding C10-C12 hydrocarbons having di-ring structures, wherein the first recycle stream is a stream of C13+ and C10-C12 hydrocarbons having di-ring structures, wherein the C4 hydrocracking feed stream is a stream of C5-, C4- or iC4-, wherein the second recycle stream is a stream of C6+, C5+ or nC4+ 30 wherein the third recycle stream is a stream of nC4+ or C4+.
    • 本发明涉及一种生产C 2和C 3烃的方法,包括a)在第一加氢裂化催化剂存在下,使包含中间馏分的混合烃物流进行第一次加氢裂化以产生第一加氢裂化产物 b)使第二加氢裂化进料流在第二加氢裂化催化剂存在下进行第二加氢裂化以产生第二加氢裂化产物流,其中所述第二加氢裂化比所述第一加氢裂化更严重,和c)使C4加氢裂化进料流经受 C4加氢裂化,优化用于在C4加氢裂化催化剂存在下将C4烃转化为C3烃以获得C4加氢裂化产物流,其中C4加氢裂化比第二加氢裂化更严重,其中第一加氢裂化产物流,第二加氢裂化产物流 并将C4加氢裂化产物流供入分离系统 其提供 - 从第一加氢裂化产物物流中分离出的第二加氢裂化进料物流, - 从第二加氢裂化产物物流中分离出的C4加氢裂化进料物流, - 再循环回第一次加氢裂化的第一循环物流, - 第二循环物流, 再循环回到第二次加氢裂化, - 将第三次再循环料流循环回到C4加氢裂化, - 将H 2或H 2和C 1的氢再循环料流循环回到第一次加氢裂化,第二次加氢裂化和/或C 4 加氢裂化和-C 3 - 烃的C 2和C 3产物物流,其中所述第二加氢裂化进料物流是除了具有二环结构的C 10 -C 12烃外的C 12 - 烃物流,其中所述第一循环物流是C 13 +和C 10物流 具有二环结构的-C12烃,其中所述C4加氢裂化进料流是C5-,C4-或者iC4-的物流,其中所述第二再循环物流是C6 +,C5 +或者nC4 + 其中第三循环物流是nC4 +或C4 +的物流。
    • 9. 发明申请
    • METHOD OF PREPARING A PURIFIED ESTER-SUBSTITUTED PHENOL STREAM
    • 制备纯化的取代苯酚流体的方法
    • WO2009069079A2
    • 2009-06-04
    • PCT/IB2008/054950
    • 2008-11-25
    • SABIC INNOVATIVE PLASTICS IP B.V.BELFADHEL, HatemBOUWENS, StephanOYEVAAR, Martin
    • BELFADHEL, HatemBOUWENS, StephanOYEVAAR, Martin
    • C08G64/30
    • C07C67/58C07C67/54C07C68/02C08G64/307Y02P20/584C07C69/96C07C69/84
    • A method of producing a purified ester-substituted phenol stream is provided. The method includes a first step of obtaining from a melt transesterification reaction a byproduct stream containing a residual ester-substituted diaryl carbonate, an ester-substituted phenol, a residual melt transesterification catalyst, and a catalyst degradation product. A second step includes treating the reaction byproduct stream to separate ester-substituted phenol and catalyst degradation product from residual ester-substituted diaryl carbonate and residual melt transesterification catalyst to create a light recycle stream containing ester-substituted phenol and catalyst degradation product and a heavy recycle stream containing residual ester-substituted diaryl carbonate and residual melt transesterification catalyst. A third step includes treating the light recycle stream to reduce catalyst degradation product concentration thereby producing a purified ester-substituted phenol stream.
    • 提供了一种生产纯化的酯取代的苯酚流的方法。 该方法包括从熔融酯交换反应获得含有残留的酯取代的碳酸二芳酯,酯取代的酚,残余熔融酯交换催化剂和催化剂降解产物的副产物流的第一步骤。 第二步包括处理反应副产物流以分离酯取代的苯酚和残留的酯取代的碳酸二芳酯和残余的熔融酯交换催化剂的催化剂降解产物,以产生含有酯取代的苯酚和催化剂分解产物的轻质循环物流和重循环 含有残余酯取代的碳酸二芳基酯和残余熔体酯交换催化剂的流。 第三步骤包括处理轻质循环物流以降低催化剂降解产物浓度,从而产生纯化的酯取代的苯酚流。