초록
▼
Provided herein are compositions and methods for use of an organosilica material comprising a copolymer of at least one monomer of Formula R1R2SiCH23 (I), wherein, R1 represents a C1-C4 alkoxy group; and R2 is a C1-C4 alkoxy group or a C1-C4 alkyl group; and at least one other monomer of Formula (Z1O)xZ23-xSi—Z3—SZ4 (II), wherein, Z1 represents a hydrolysable functional group; Z2 represents a C1-C10 alkyl or aryl group; Z3 represents a C2-C11 cyclic or linear hydrocarbon; Z4 is either H or O3H; and x represents any one of integers 1, 2, and 3. The compos...
Provided herein are compositions and methods for use of an organosilica material comprising a copolymer of at least one monomer of Formula R1R2SiCH23 (I), wherein, R1 represents a C1-C4 alkoxy group; and R2 is a C1-C4 alkoxy group or a C1-C4 alkyl group; and at least one other monomer of Formula (Z1O)xZ23-xSi—Z3—SZ4 (II), wherein, Z1 represents a hydrolysable functional group; Z2 represents a C1-C10 alkyl or aryl group; Z3 represents a C2-C11 cyclic or linear hydrocarbon; Z4 is either H or O3H; and x represents any one of integers 1, 2, and 3. The composition may be used as a support material to covalently attach transition metal cations, as a sorbent for olefin/paraffin separations, as a catalyst support for hydrogenation reactions, as a precursor for highly dispersed metal nanoparticles, or as a polar sorbent for crude feeds.
대표
청구항
▼
1. An organosilica material comprising a copolymer of at least one monomer of Formula [R1R2SiCH2]3 (I), wherein: R1 represents a C1-C4 alkoxy group; andR2 is a C1-C4 alkoxy group or a C1-C4 alkyl group; andat least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II), wherein: Z1 represents a hydrolysable functional group;Z2 represents a C1-C10 alkyl or aryl group;Z3 represents a C2-C11 cyclic or linear hydrocarbon;Z4 is either H or O3H; andx represents any one of integers 1, 2, and 3. 2. The organosilica material of claim 1, wherein Z3 has incorpora...
1. An organosilica material comprising a copolymer of at least one monomer of Formula [R1R2SiCH2]3 (I), wherein: R1 represents a C1-C4 alkoxy group; andR2 is a C1-C4 alkoxy group or a C1-C4 alkyl group; andat least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II), wherein: Z1 represents a hydrolysable functional group;Z2 represents a C1-C10 alkyl or aryl group;Z3 represents a C2-C11 cyclic or linear hydrocarbon;Z4 is either H or O3H; andx represents any one of integers 1, 2, and 3. 2. The organosilica material of claim 1, wherein Z3 has incorporated within the C2-C11 cyclic or linear hydrocarbon (a) an amine, (b) an ether, (c) a heteroatom, (d) a combination of any of (a), (b), and (c), or none of (a), (b), and (c), provided that Si and S remain bonded to a carbon atom. 3. The organosilica material of claim 1, further comprising a catalyst metal. 4. The organosilica material of claim 3, wherein the catalyst metal comprises a transition metal, a metal oxide, a metal sulphide, or mixtures thereof. 5. The organosilica material of claim 3, wherein the catalyst metal is incorporated as dispersed metal particles. 6. The organosilica material of claim 3, wherein the catalyst metal comprises silver. 7. The organosilica material of claim 1, wherein the at least one monomer of Formula [R1R2SiCH2]3 (I) is 1,1,3,3,5,5-hexaethoxy-1,3,5-trisilacyclohexane ([(EtO)2SiCH2]3). 8. The organosilica material of claim 1, wherein the at least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II) is 3-(triethoxysilyl)propane-1-thiol. 9. A method for separation of olefins from paraffins comprising: contacting a hydrocarbon stream comprising olefins and paraffins with an adsorbent bed to produce a paraffins rich stream,wherein the adsorbent bed comprises: (i) an organosilica material support, which is a copolymer of at least one monomer of Formula [R1R2SiCH2]3 (I), wherein R1 represents a C1-C4 alkoxy group and R2 is a C1-C4 alkoxy group or a C1-C4 alkyl group, and at least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II), wherein Z1 represents a hydrolysable functional group; Z2 represents a C1-C10 alkyl or aryl group; Z3 represents a C2-C11 cyclic or linear hydrocarbon, wherein Z3 has incorporated within the C2-C11 cyclic or linear hydrocarbon (a) an amine, (b) an ether, (c) a heteroatom, (d) a combination of any of (a), (b), and (c), or none of (a), (b), and (c), provided that Si and S remain bonded to a carbon atom; Z4 is either H or O3H; and x represents any one of integers 1, 2, and 3;(ii) at least one catalyst metal. 10. The method of claim 9, wherein the at least one catalyst metal is silver. 11. The method of claim 9, wherein the at least one catalyst metal is copper. 12. A hydrogenation process for a hydrocarbon feedstream comprising: contacting a hydrocarbon feedstream with a hydrogenation catalyst in the presence of a hydrogen-containing treat gas in a reaction stage operated under effective hydrogenation conditions,wherein the hydrogenation catalyst comprises: (i) an organosilica material support, which is a copolymer of at least one monomer of Formula [R1R2SiCH2]3 (I), wherein R1 represents a C1-C4 alkoxy group and R2 is a C1-C4 alkoxy group or a C1-C4 alkyl group, and at least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II), wherein Z1 represents a hydrolysable functional group; Z2 represents a C1-C10 alkyl or aryl group; Z3 represents a C2-C11 cyclic or linear hydrocarbon, wherein Z3 has incorporated within the C2-C11 cyclic or linear hydrocarbon (a) an amine, (b) an ether, (c) a heteroatom, (d) a combination of any of (a), (b), and (c), or none of (a), (b), and (c), provided that Si and S remain bonded to a carbon atom; Z4 is either H or O3H; and x represents any one of integers 1, 2, and 3;(ii) at least one catalyst metal. 13. The process of claim 12, wherein the organosilica material support further comprises a surface metal on a surface of the organosilica material, the surface metal including aluminum. 14. The process of claim 12, wherein the organosilica material support further comprises an aluminum component, the aluminum component being provided within an aqueous mixture used to form the organosilica material. 15. A method for separation of polar organic compounds from a hydrocarbon feed comprising: contacting the hydrocarbon stream comprising polar organic compounds with an adsorbent bed to produce a hydrocarbon stream with a reduced concentration of polar organic compounds,wherein the adsorbent bed comprises an organosilica material support, which is a copolymer of at least one monomer of Formula [R1R2SiCH2]3 (I), wherein R1 represents a C1-C4 alkoxy group and R2 is a C1-C4 alkoxy group or a C1-C4 alkyl group, and at least one other monomer of Formula [(Z1O)xZ23-xSi—Z3—SZ4] (II), wherein Z1 represents a hydrolysable functional group; Z2 represents a C1-C10 alkyl or aryl group; Z3 represents a C2-C11 cyclic or linear hydrocarbon, wherein Z3 has incorporated within the C2-C11 cyclic or linear hydrocarbon (a) an amine, (b) an ether, (c) a heteroatom, (d) a combination of any of (a), (b), and (c), or none of (a), (b), and (c), provided that Si and S remain bonded to a carbon atom; Z4 is either H or O3H; and x represents any one of integers 1, 2, and 3.