Claims
- 1. A process for extracting aromatic and olefinic hydrocarbons from mixed liquid, vapor or gaseous feedstreams containing paraffins comprising contacting said feedstreams at a temperature in the range of about 20.degree.-500.degree. C., with a composition of matter, being a solid salt, of the formulae:
- [C] [A]
- wherein
- [C] is a monovalent or divalent cation selected from the group consisting of the formulae:
- [R.sub.4 Q]
- [R.sub.3 R'Q]
- [R.sub.3 Q-L-QR.sub.3 ], and
- [A] is a monovalent or divalent anion or a solid polyanionic metal oxide selected from the group consisting of the formulae:
- [R".sub.4 M]
- [AS]
- [R".sub.3 M-L'-MR".sub.3 ]
- wherein
- Q is independently N, P or AS;
- R is independently selected from the group consisting of phenyl, naphthyl, biphenylyl, and their monochloro and monomethyl derivatives;
- R' is independently selected from the group consisting of benzyl, naphthylmethyl, and their monochloro and monomethyl derivatives; linear and branched C.sub.6 -C.sub.12 alkyl; cyclopentyl, cyclohexyl, adamantyl, bicyclooctyl, their monomethyl, dimethyl, partially fluorinated and partially chlorinated derivatives;
- R" is independently selected from the group consisting of phenyl, naphthyl, phenoxy, naphthoxy, and their methyl, polymethyl, chloro, polychloro, fluoro and polyfluoro derivatives;
- L is --CH.sub.2 (p--C.sub.6 H.sub.4)CH.sub.2 --;
- L' is p--C.sub.6 H.sub.4 ;
- M is B or Al;
- [AS] comprises a solid polyanionic metal oxide in which the metal is independently selected from the group consisting of Al, Si, Ti, Zr, Th, Hf, W, B and mixtures thereof; and wherein the number of cations and anions are sufficient to render the salt electrically neutral.
- 2. The process of claim 1 wherein said feed is liquid.
- 3. The process of claim 1 wherein the feed is gaseous.
- 4. The process of claim 1 for selectively absorbing olefins and/or aromatics from gaseous feedstreams comprising contacting said gaseous feedstreams and said solid salts at temperatures from about 20.degree.-500.degree. C.
- 5. A process for selectively absorbing olefins and aromatics from gaseous feedstreams containing paraffins comprising contacting said feedstream at a temperature in the range of about 20.degree.-500.degree. C. with a composition of matter, being a solid salt, of the formula:
- [C] [A],
- wherein
- [C] is monovalent or divalent cation of the formula:
- [R.sub.4 Q]
- wherein
- Q is P or As;
- R is an aryl radical independently selected from the group consisting of phenyl, naphthyl, monochloro and monomethyl derivatives thereof; and
- [A] is an anion independently selected from the group consisting of the formula:
- [R".sub.4 M]
- [R".sub.3 M-L'-MR".sub.3 ]
- [AS],
- wherein R" is independently selected from the group consisting of phenyl, naphthyl, phenoxy, naphthoxy, and their methyl, polymethyl, chloro, polychloro, fluoro, polyfluoro derivatives;
- M is B or Al;
- L' is p--C.sub.6 H.sub.4 ;
- [AS] comprises a solid polyanionic metal oxide in which the metal is independently selected from the group consisting of Al, Si, Ti, Zr, Hf, Th, W and B, and mixtures thereof, wherein the number of cations and anions is sufficient to render the salt electrically neutral.
- 6. The process of claim 5 wherein said temperature is in the range of 250.degree.-500.degree. C.
- 7. A process for selectively extracting olefinic and aromatic compounds from gaseous feedstreams containing paraffins comprising contacting said feedstreams with a composition of matter, being a solid salt, of the formula:
- [C] [AS],
- wherein
- [C] is a monovalent or divalent cation of the formula:
- [R.sub.4 Q]
- wherein Q is P or As;
- R is an aryl radical independently selected from the group consisting of phenyl, naphthyl, monochloro and monomethyl derivatives thereof; and
- [AS] comprises a solid polyanionic metal oxide in which the metal is independently selected from the group consisting of Al, Si, Ti, Zr, Hf, Th, W and B, and mixtures thereof, wherein the number of cations and anions is sufficient to render the salt electrically neutral, at a temperature in the range of about 20.degree.-500.degree. C.
- 8. The process of claim 7 wherein Q is P and the metal of said metal oxide is Al.
Parent Case Info
This is a division of application Ser. No. 289,323, filed Aug. 3, 1981.
US Referenced Citations (11)
Foreign Referenced Citations (4)
Number |
Date |
Country |
2557 |
Aug 1978 |
EPX |
WO8001689 |
Aug 1980 |
WOX |
WO801690 |
Aug 1980 |
WOX |
WO801692 |
Aug 1980 |
WOX |
Non-Patent Literature Citations (2)
Entry |
Tetrahedron Letters, vol. 21, pp. 3037-3058, 1980. |
Quale and Pinnavaia Inorganic Chemistry, vol. 18, No. 10, 1979. |
Divisions (1)
|
Number |
Date |
Country |
Parent |
289323 |
Aug 1981 |
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