Patents by Inventor Mansour Taftaf
Mansour Taftaf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 10160816Abstract: The present invention relates to a procatalyst comprising the compound represented by Formula (A), preferably the Fischer projection of formula (A) as an internal electron donor. The invention also relates to a process for preparing said procatalyst. Furthermore, the invention is directed to a catalyst system for polymerization of olefins comprising the said procatalyst, a co-catalyst and optionally an external electron donor; a process of making polyolefins by contacting at least one olefin with said catalyst system and to polyolefins obtainable by said process. The invention also relates to the use of said procatalyst in the polymerization of olefins. Moreover, the present invention relates to polymers obtained by polymerization using said procatalyst and to the shaped articles of said polymers.Type: GrantFiled: June 1, 2015Date of Patent: December 25, 2018Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Jaiprakash Brijlal Sainani, Shirish Shrikant Abhyankar, Gennadii Dimitrievich Bukatov, Martin Alexander Zuideveld, Mansour Taftaf, Aurora Alexandra Batinas-Geurts
-
Patent number: 10106632Abstract: The present invention relates to a process for preparing a catalyst component for polymerization of an olefin comprising the steps of: i) contacting a compound R9zMgX2-z wherein R9 is aromatic, aliphatic or cyclo-aliphatic group containing up to 20 carbon atoms, X is a halide, and z is in a range of larger than 0 and smaller than 2, with an alkoxy- or aryloxy-containing silane compound to given a first intermediate reaction product; ii) contacting the first intermediate reaction product with at least one activating compound selected from the group formed by electron donors and compounds of formula M(OR10)v-w(OR11)w, wherein M can be Ti, Zr, Hf, Al or Si, and M(OR10)v-w(R11)w, wherein M is Si, each R10 and R11, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M, v being either 3 or 4, and w is smaller than v, to give a second intermediate reaction product; and iii) contacting the second intermediate reaction product with a halogen-containing Ti-compound, a monoester as activating aType: GrantFiled: January 13, 2017Date of Patent: October 23, 2018Assignee: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Mansour Taftaf, Jaiprakash Brijlal Sainani, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Vimalkumar Mahendrabhai Patel, Sergei Andreevich Sergeev, Martin Alexander Zuideveld, Aurora Alexandra Batinas-Geurts
-
Patent number: 10106631Abstract: The invention relates to a process for the preparation of polypropylene having —a molecular weight (Mw) of 450,000-950,000, —a molecular weight distribution of 3-6, —a melt flow in the range of 7-14 dg/min measured with a load of 21.6 kg at 230° C. or 0.05-2 dg/min measured with a load of 2.16 kg at 230° C. and —a xylene soluble content of 2-6 wt % by converting propylene into the polypropylene without pre-polymerization in the presence of a polymerization catalyst under a condition where the volume ratio of H2 to propylene is at most 0.Type: GrantFiled: June 20, 2014Date of Patent: October 23, 2018Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Abderrahman Meddad, Mansour Taftaf, Hesham Al-Shobilly
-
Patent number: 10005859Abstract: The present invention relates to a procatalyst comprising the compound represented by formula A as an internal electron donor, wherein: R81, R82, R83, R84, R85, and R86 are the same or different and are independently selected from a group consisting of hydrogen or a straight, branched and cyclic hydrocarbyl group, selected from alkyl, alkenyl, aryl, aralkyl or alkylaryl groups, and one or more combinations thereof, preferably having 1 to 20 carbon atoms; R87 is a hydrogen or a linear, branched or cyclic hydrocarbyl group, selected from alkyl, alkenyl, aryl, aralkyl, alkoxycarbonyl or alkylaryl groups, and one or more combinations thereof, preferably having from 1 to 20 carbon atoms; and each R80 group is independently a linear, branched or cyclic hydrocarbyl group selected from alkyl, alkenyl, aryl, aralkyl, or alkylaryl groups, and one or more combinations thereof, preferably having from 1 to 30 carbon atoms; N is nitrogen atom; O is oxygen atom; and C is carbon atom.Type: GrantFiled: June 1, 2015Date of Patent: June 26, 2018Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Khalid Abdullah Al-Bahily, Jaiprakash Brijlal Sainani, Shirish Shrikant Abhyankar, Gennadii Dimitrievich Bukatov, Martin Alexander Zuideveld, Mansour Taftaf, Aurora Alexandra Batinas-Geurts, Osamah Al-Humaidan, Vladimir Aleksandrovich Zakharov, Sergei Andreevich Sergeev
-
Publication number: 20170198071Abstract: The present invention relates to a procatalyst comprising the compound represented by formula A as an internal electron donor, wherein: R81, R82, R83, R84, R85, and R86 are the same or different and are independently selected from a group consisting of hydrogen or a straight, branched and cyclic hydrocarbyl group, selected from alkyl, alkenyl, aryl, aralkyl or alkylaryl groups, and one or more combinations thereof, preferably having 1 to 20 carbon atoms; R87 is a hydrogen or a linear, branched or cyclic hydrocarbyl group, selected from alkyl, alkenyl, aryl, aralkyl, alkoxycarbonyl or alkylaryl groups, and one or more combinations thereof, preferably having from 1 to 20 carbon atoms; and each R80 group is independently a linear, branched or cyclic hydrocarbyl group selected from alkyl, alkenyl, aryl, aralkyl, or alkylaryl groups, and one or more combinations thereof, preferably having from 1 to 30 carbon atoms; N is nitrogen atom; O is oxygen atom; and C is carbon atom.Type: ApplicationFiled: June 1, 2015Publication date: July 13, 2017Applicant: SABIC Global Technologies B.V.Inventors: Khalid Abdullah Al-Bahily, Jaiprakash Brijlal Sainani, Abhyankar Shirish, Gennadii Dimitrievich Bukatov, Martin Alexander Zuideveld, Mansour Taftaf, Aurora Alexandra Batinas-Geurts, Osamah Al-Humaidan, Vladimir Aleksandrovich Zakharov, Sergei Andreevich Sergeev
-
Publication number: 20170198072Abstract: The present invention relates to a procatalyst comprising the compound represented by Formula (A), preferably the Fischer projection of formula (A) as an internal electron donor. The invention also relates to a process for preparing said procatalyst. Furthermore, the invention is directed to a catalyst system for polymerization of olefins comprising the said procatalyst, a co-catalyst and optionally an external electron donor; a process of making polyolefins by contacting at least one olefin with said catalyst system and to polyolefins obtainable by said process. The invention also relates to the use of said procatalyst in the polymerization of olefins. Moreover, the present invention relates to polymers obtained by polymerization using said procatalyst and to the shaped articles of said polymers.Type: ApplicationFiled: June 1, 2015Publication date: July 13, 2017Inventors: Jaiprakash Brijlal Sainani, Abhyankar Shirish, Gennadii Dimitrievich Bukatov, Martin Alexander Zuideveld, Mansour Taftaf, Aurora Alexandra Batinas-Geurts
-
Patent number: 9688790Abstract: The present invention relates to a catalyst composition comprising the compound represented by the Fischer projection of formula (I) as an internal electron donor, (I) wherein: R1, R2, R3, R4, R5 and R6 are the same or different and are independently selected from a group consisting of hydrogen, straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R7 is selected from a group consisting of straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; and R8 is selected from a group consisting of aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms; N is nitrogen atom; O is oxygen atom; and C is carbon atom. The present invention also relates to a process for preparing said polymerization catalyst composition and to a polymerization catalyst system comprising said catalyst composition, a cocatalyst and optionally an external electron donor.Type: GrantFiled: June 24, 2013Date of Patent: June 27, 2017Assignee: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Mansour Taftaf, Martin Alexander Zuideveld, Aurora Alexandra Batinas-Geurts, Jaiprakash Brijlal Sainani, Vimalkumar Mahendrabhai Patel, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Sergei Andreevich Sergeev, Nourdin Ghalit
-
Patent number: 9663596Abstract: A catalyst composition comprising a monoester, the compound represented by formula (I) as an internal electron donor, and optionally an additional internal electron donor selected from a group consisting of diesters and diethers, wherein: R1, R2, R3, R4, R5 and R6 are hydrogen, straight, branched and cyclic alkyl having at most 20 carbon atoms and aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms, R7 is a straight, branched and cyclic alkyl having at most 20 carbon atoms and aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms, and R8 is an aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms. Also described is a process for preparing the polymerization catalyst composition, a polymerization catalyst system comprising the catalyst composition, a co-catalyst and optionally an external electron donor; and use of the catalyst system for polymerization of olefins.Type: GrantFiled: January 28, 2014Date of Patent: May 30, 2017Assignee: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Mansour Taftaf, Jaiprakash Brijlal Sainani, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Vimalkumar Mahendrabhai Patel, Sergei Andreevich Sergeev, Martin Alexander Zuideveld, Aurora Alexandra Batinas-Geurts
-
Publication number: 20170129974Abstract: The present invention relates to a process for preparing a catalyst component for polymerization of an olefin comprising the steps of: i) contacting a compound R9zMgXz2-z wherein R9 is aromatic, aliphatic or cyclo-aliphatic group containing up to 20 carbon atoms, X is a halide, and z is in a range of larger than 0 and smaller than 2, with an alkoxy- or aryloky-containing silane compound pound to given first intermediate reaction product; ii) contacting the first intermediate reaction product with at least one activating compound selected from the group formed by electron donors and compounds of formula M(OR10)v-w(OR11)w, wherein M can be Ti, Zr, HI, Al or Si, and M(OR10)v-w(R11)w, wherein M is Si, each R10 and R11, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M, v being either 3 or 4, and w is smaller than v, to give a second intermediate reaction product; and iii) contacting the second intermediate reaction product with a halogen-containing Ti-compound, a monoester as activatType: ApplicationFiled: January 13, 2017Publication date: May 11, 2017Inventors: Mansour TAFTAF, Jaiprakash Brijlal SAINANI, Vladimir Aleksandrovich ZAKHAROV, Gennadii Dimitrievich BUKATOV, Vimalkumar Mahendrabhai PATEL, Sergei Andreevich SERGEEV, Martin Alexander Zuideveld, Aurora Alexandra BATINAS-GEURTS
-
Publication number: 20170129973Abstract: The invention relates to a process for the preparation of polypropylene having —a molecular weight (Mw) of 450,000-950,000, —a molecular weight distribution of 3-6, —a melt flow in the range of 7-14 dg/min measured with a load of 21.6 kg at 230° C. or 0.05-2 dg/min measured with a load of 2.16 kg at 230° C. and —a xylene soluble content of 2-6 wt % by converting propylene into the polypropylene without pre-polymerization in the presence of a polymerization catalyst under a condition where the volume ratio of H2 to propylene is at most 0.Type: ApplicationFiled: June 20, 2014Publication date: May 11, 2017Inventors: Abderrahman Meddad, Mansour Taftaf, Hesham Al-Shobilly
-
Patent number: 9587051Abstract: A process for preparing a catalyst component, including: contacting a compound R9zMgX2-z wherein R9 is aromatic, aliphatic or cyclo-aliphatic group containing up to 20 carbon atoms, X is a halide, and z is larger than 0 and smaller than 2, with an alkoxy- or aryloxy-containing silane compound to give a first intermediate reaction product; contacting the first intermediate reaction product with at least one activating compound selected electron donors, compounds of formula M(OR10)v-w(OR11)w, wherein M is Ti, Zr, Hf, Al or Si, and M(OR10)v-w(R11)w wherein M is Si, each R10 and R11, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M, v is 3 or 4, and w is less than v, to give a second intermediate reaction product; and contacting the second intermediate reaction product with a halogen-containing Ti-compound, a monoester as activating agent, and a 1,3-diether as an internal electron donor.Type: GrantFiled: January 28, 2014Date of Patent: March 7, 2017Assignee: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Mansour Taftaf, Jaiprakash Brijlal Sainani, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Vimalkumar Mahendrabhai Patel, Sergei Andreevich Sergeev, Martin Alexander Zuideveld, Aurora Alexandra Batinas-Geurts
-
Patent number: 9512244Abstract: The invention relates to a process for preparing a polymerization catalyst component wherein a solid compound with formula Mg(OR1)xCl2-x wherein x is larger than 0 and smaller than 2, and each R1, independently, represents an alkyl group, said compound being obtained by reacting a Grignard compound with an alkoxy- or aryloxy-containing silane compound, is contacted with at least one activating compound selected from the group formed by internal electron donors and compounds of formula M(OR2)v-w(R3)w, wherein M can be Ti, Zr, Hf, Al or Si, each R2 and R3, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M and w is smaller than v, in the presence of an inert dispersant to give an intermediate reaction product, and wherein the intermediate reaction product is contacted with a halogen-containing Ti-compound. A catalyst system comprising said component shows improved performance in olefin polymerization.Type: GrantFiled: May 23, 2007Date of Patent: December 6, 2016Assignee: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Yves Johann Elizabeth Ramjoie, Mark Vlaar, Nicolaas Hendrika Friederichs, Sergei Andreevich Sergeev, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Mansour Taftaf, Atieh Aburaqabah
-
Publication number: 20150368381Abstract: A process for preparing a catalyst component, including: contacting a compound R9zMgX2?z wherein R9 is aromatic, aliphatic or cyclo-aliphatic group containing up to 20 carbon atoms, X is a halide, and z is larger than 0 and smaller than 2, with an alkoxy- or aryloxy-containing silane compound to give a first intermediate reaction product; contacting the first intermediate reaction product with at least one activating compound selected electron donors, compounds of formula M(OR10)v-w(OR11)w, wherein M is Ti, Zr, Hf, Al or Si, and M(OR10)v-w(R11)w wherein M is Si, each R10 and R11, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M, v is 3 or 4, and w is less than v, to give a second intermediate reaction product; and contacting the second intermediate reaction product with a halogen-containing Ti-compound, a monoester as activating agent, and a 1,3-diether as an internal electron donor.Type: ApplicationFiled: January 28, 2014Publication date: December 24, 2015Inventors: Mansour TAFTAF, Jaiprakash Brijlal SAINANI, Vladimir Aleksandrovich ZAKHAROV, Gennadii Dimitrievich BUKATOV, Vimalkumar Mahendrabhai Patel, Sergei Andreevich SERGEEV, Martin Alexander ZUIDEVELD, Aurora Alexandra BATINAS-GEURTS
-
Publication number: 20150353656Abstract: A catalyst composition comprising a monoester, the compound represented by formula (I) as an internal electron donor, and optionally an additional internal electron donor selected from a group consisting of diesters and diethers, wherein: R1, R2, R3, R4, R5 and R6 are hydrogen, straight, branched and cyclic alkyl having at most 20 carbon atoms and aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms, R7 is a straight, branched and cyclic alkyl having at most 20 carbon atoms and aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms, and R8 is an aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms. Also described is a process for preparing the polymerization catalyst composition, a polymerization catalyst system comprising the catalyst composition, a co-catalyst and optionally an external electron donor; and use of the catalyst system for polymerization of olefins.Type: ApplicationFiled: January 28, 2014Publication date: December 10, 2015Applicant: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Mansour TAFTAF, Jaiprakash Brijlal SAINANI, Vladimir Aleksandrovich ZAKHAROV, Gennadii Dimitrievich BUKATOV, Vimalkumar Mahendrabhai PATEL, Sergei Andreevich SERGEEV, Martin Alexander ZUIDEVELD, Aurora Alexandra BATINAS-GEURTS
-
Publication number: 20150259448Abstract: The present invention relates to a catalyst composition comprising the compound represented by the Fischer projection of formula (I) as an internal electron donor, (I) wherein: R1, R2, R3, R4, R5 and R6 are the same or different and are independently selected from a group consisting of hydrogen, straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R7 is selected from a group consisting of straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; and R8 is selected from a group consisting of aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms; N is nitrogen atom; O is oxygen atom; and C is carbon atom. The present invention also relates to a process for preparing said polymerization catalyst composition and to a polymerization catalyst system comprising said catalyst composition, a cocatalyst and optionally an external electron donor.Type: ApplicationFiled: June 24, 2013Publication date: September 17, 2015Applicant: SAUDI BASIC INDUSTRIES CORPORTIONInventors: Mansour Taftaf, Martin Alexander Zuideveld, Aurora Alexandra Batinas-Geurts, Jaiprakash Brijlal Sainani, Vimalkumar Mahendrabhai Patel, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Sergei Andreevich Sergeev, Nourdin Ghalit
-
Publication number: 20090306315Abstract: The invention relates to a process for preparing a polymerization catalyst component wherein a solid compound with formula Mg(OR1)xCl2-x wherein x is larger than 0 and smaller than 2, and each R1, independently, represents an alkyl group, said compound being obtained by reacting a Grignard compound with an alkoxy- or aryloxy-containing silane compound, is contacted with at least one activating compound selected from the group formed by internal electron donors and compounds of formula M(OR2)v-w(R3)w, wherein M can be Ti, Zr, Hf, Al or Si, each R2 and R3, independently, represent an alkyl, alkenyl or aryl group, v is the valency of M and w is smaller than v, in the presence of an inert dispersant to give an intermediate reaction product, and wherein the intermediate reaction product is contacted with a halogen-containing Ti-compound. A catalyst system comprising said component shows improved performance in olefin polymerization.Type: ApplicationFiled: May 23, 2007Publication date: December 10, 2009Inventors: Yves Johann Elizabeth Ramjoie, Mark Vlaar, Nicolaas Hendrika Friederichs, Sergei Andreevich Sergeev, Vladimir Aleksandrovich Zakharov, Gennadii Dimitrievich Bukatov, Mansour Taftaf, Atieh Aburaqabah