CA2086038A1 - Procede d'oligomerisation d'olefines avec de nouveaux melanges d'argiles du type montmorrilonite acides et des oxydes du groupe iv actives par le sulfate - Google Patents

Procede d'oligomerisation d'olefines avec de nouveaux melanges d'argiles du type montmorrilonite acides et des oxydes du groupe iv actives par le sulfate

Info

Publication number: CA2086038A1
Authority: CA; Canada
Prior art keywords: clay; oxide; group; acidic montmorillonite; sulfate
Prior art date: 1992-07-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Abandoned

Application number

CA 2086038

Other languages

English (en)

Inventor

John R. Sanderson

John F. Knifton

Edward T. Marquis

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Huntsman Corp

Original Assignee

Texaco Chemical Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-07-31

Filing date

1992-12-22

Publication date

1994-02-01

1992-12-22 Application filed by Texaco Chemical Co filed Critical Texaco Chemical Co

1994-02-01 Publication of CA2086038A1 publication Critical patent/CA2086038A1/fr

Status Abandoned legal-status Critical Current

Links

230000002378 acidificating effect Effects 0.000 title claims abstract description 45
238000000034 method Methods 0.000 title claims abstract description 45
150000001336 alkenes Chemical class 0.000 title claims abstract description 44
GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 title claims abstract description 44
230000008569 process Effects 0.000 title claims abstract description 33
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims abstract description 31
239000000203 mixture Substances 0.000 title claims abstract description 19
230000003606 oligomerizing effect Effects 0.000 title claims abstract description 13
229910052901 montmorillonite Inorganic materials 0.000 title description 7
239000003054 catalyst Substances 0.000 claims abstract description 63
239000004927 clay Substances 0.000 claims description 29
MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 27
RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 21
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 20
229910052710 silicon Inorganic materials 0.000 claims description 20
239000010703 silicon Substances 0.000 claims description 20
229910001928 zirconium oxide Inorganic materials 0.000 claims description 20
125000004432 carbon atom Chemical group C* 0.000 claims description 15
238000002360 preparation method Methods 0.000 claims description 9
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
-1 sulfate-activated zirconium oxide Chemical class 0.000 claims description 5
239000004408 titanium dioxide Substances 0.000 claims 1
239000000314 lubricant Substances 0.000 abstract description 18
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 32
239000000306 component Substances 0.000 description 19
239000000178 monomer Substances 0.000 description 19
238000006384 oligomerization reaction Methods 0.000 description 15
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 14
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 14
238000006243 chemical reaction Methods 0.000 description 12
239000008188 pellet Substances 0.000 description 11
239000000377 silicon dioxide Substances 0.000 description 11
238000005984 hydrogenation reaction Methods 0.000 description 10
239000000243 solution Substances 0.000 description 10
239000002253 acid Substances 0.000 description 9
235000012239 silicon dioxide Nutrition 0.000 description 9
239000000741 silica gel Substances 0.000 description 8
229910002027 silica gel Inorganic materials 0.000 description 8
239000000539 dimer Substances 0.000 description 7
229910052757 nitrogen Inorganic materials 0.000 description 7
239000000047 product Substances 0.000 description 7
239000013638 trimer Substances 0.000 description 7
WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 6
238000010438 heat treatment Methods 0.000 description 6
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
239000003795 chemical substances by application Substances 0.000 description 5
150000001875 compounds Chemical class 0.000 description 5
238000004821 distillation Methods 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
229910015900 BF3 Inorganic materials 0.000 description 4
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
150000002430 hydrocarbons Chemical class 0.000 description 4
AFFLGGQVNFXPEV-UHFFFAOYSA-N n-decene Natural products CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 4
239000003921 oil Substances 0.000 description 4
KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 4
239000000758 substrate Substances 0.000 description 4
229910052726 zirconium Inorganic materials 0.000 description 4
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 3
229910000323 aluminium silicate Inorganic materials 0.000 description 3
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 3
229910052921 ammonium sulfate Inorganic materials 0.000 description 3
235000011130 ammonium sulphate Nutrition 0.000 description 3
239000012530 fluid Substances 0.000 description 3
239000007789 gas Substances 0.000 description 3
231100001261 hazardous Toxicity 0.000 description 3
229930195733 hydrocarbon Natural products 0.000 description 3
239000001257 hydrogen Substances 0.000 description 3
229910052739 hydrogen Inorganic materials 0.000 description 3
239000011261 inert gas Substances 0.000 description 3
229910052500 inorganic mineral Inorganic materials 0.000 description 3
239000007788 liquid Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
239000011707 mineral Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
239000000843 powder Substances 0.000 description 3
230000001180 sulfating effect Effects 0.000 description 3
239000004711 α-olefin Substances 0.000 description 3
GGQQNYXPYWCUHG-RMTFUQJTSA-N (3e,6e)-deca-3,6-diene Chemical compound CCC\C=C\C\C=C\CC GGQQNYXPYWCUHG-RMTFUQJTSA-N 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
238000013019 agitation Methods 0.000 description 2
230000008901 benefit Effects 0.000 description 2
235000012216 bentonite Nutrition 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000001354 calcination Methods 0.000 description 2
239000011575 calcium Substances 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
150000001768 cations Chemical class 0.000 description 2
230000006378 damage Effects 0.000 description 2
230000009849 deactivation Effects 0.000 description 2
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
239000012153 distilled water Substances 0.000 description 2
238000001914 filtration Methods 0.000 description 2
239000000499 gel Substances 0.000 description 2
238000007654 immersion Methods 0.000 description 2
238000004811 liquid chromatography Methods 0.000 description 2
UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
239000002480 mineral oil Substances 0.000 description 2
235000010446 mineral oil Nutrition 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
239000011148 porous material Substances 0.000 description 2
238000010926 purge Methods 0.000 description 2
230000035484 reaction time Effects 0.000 description 2
239000002002 slurry Substances 0.000 description 2
229910021647 smectite Inorganic materials 0.000 description 2
229910052717 sulfur Inorganic materials 0.000 description 2
239000011593 sulfur Substances 0.000 description 2
AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
229910052719 titanium Inorganic materials 0.000 description 2
239000010936 titanium Substances 0.000 description 2
238000005292 vacuum distillation Methods 0.000 description 2
ZXAUZSQITFJWPS-UHFFFAOYSA-J zirconium(4+);disulfate Chemical compound [Zr+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZXAUZSQITFJWPS-UHFFFAOYSA-J 0.000 description 2
CXENHBSYCFFKJS-OXYODPPFSA-N (Z,E)-alpha-farnesene Chemical compound CC(C)=CCC\C(C)=C\C\C=C(\C)C=C CXENHBSYCFFKJS-OXYODPPFSA-N 0.000 description 1
WWILHZQYNPQALT-UHFFFAOYSA-N 2-methyl-2-morpholin-4-ylpropanal Chemical compound O=CC(C)(C)N1CCOCC1 WWILHZQYNPQALT-UHFFFAOYSA-N 0.000 description 1
239000007848 Bronsted acid Substances 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
229910000570 Cupronickel Inorganic materials 0.000 description 1
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
239000007868 Raney catalyst Substances 0.000 description 1
229910000564 Raney nickel Inorganic materials 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
229910006504 ZrSO4 Inorganic materials 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
230000001476 alcoholic effect Effects 0.000 description 1
150000001335 aliphatic alkanes Chemical class 0.000 description 1
125000000217 alkyl group Chemical group 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
239000003125 aqueous solvent Substances 0.000 description 1
150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
239000000440 bentonite Substances 0.000 description 1
229910000278 bentonite Inorganic materials 0.000 description 1
SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
239000003610 charcoal Substances 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
229910052681 coesite Inorganic materials 0.000 description 1
239000000571 coke Substances 0.000 description 1
238000005056 compaction Methods 0.000 description 1
239000000470 constituent Substances 0.000 description 1
239000010949 copper Substances 0.000 description 1
229910052906 cristobalite Inorganic materials 0.000 description 1
239000010779 crude oil Substances 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000007323 disproportionation reaction Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
238000001125 extrusion Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
239000003517 fume Substances 0.000 description 1
239000012208 gear oil Substances 0.000 description 1
229910052732 germanium Inorganic materials 0.000 description 1
GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
239000010439 graphite Substances 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
229910052735 hafnium Inorganic materials 0.000 description 1
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
230000036571 hydration Effects 0.000 description 1
238000006703 hydration reaction Methods 0.000 description 1
150000002431 hydrogen Chemical group 0.000 description 1
229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000002687 intercalation Effects 0.000 description 1
238000009830 intercalation Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000002085 irritant Substances 0.000 description 1
231100000021 irritant Toxicity 0.000 description 1
229910052744 lithium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
239000010705 motor oil Substances 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
125000002524 organometallic group Chemical group 0.000 description 1
238000010525 oxidative degradation reaction Methods 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical group [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
239000003495 polar organic solvent Substances 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
230000002685 pulmonary effect Effects 0.000 description 1
230000029058 respiratory gaseous exchange Effects 0.000 description 1
239000011734 sodium Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000003381 solubilizing effect Effects 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000007858 starting material Substances 0.000 description 1
229910052682 stishovite Inorganic materials 0.000 description 1
239000000126 substance Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
229910052718 tin Inorganic materials 0.000 description 1
229910000348 titanium sulfate Inorganic materials 0.000 description 1
LHCLMGWTWKCTAV-UHFFFAOYSA-J titanium(4+) disulfate hydrate Chemical compound O.[Ti+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O LHCLMGWTWKCTAV-UHFFFAOYSA-J 0.000 description 1
229910052905 tridymite Inorganic materials 0.000 description 1
238000009834 vaporization Methods 0.000 description 1
230000008016 vaporization Effects 0.000 description 1
239000003039 volatile agent Substances 0.000 description 1
UXRMCZYAVOHQNB-UHFFFAOYSA-J zirconium(4+);disulfate;hydrate Chemical compound O.[Zr+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O UXRMCZYAVOHQNB-UHFFFAOYSA-J 0.000 description 1

Landscapes

Catalysts (AREA)
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

CA 2086038 1992-07-31 1992-12-22 Procede d'oligomerisation d'olefines avec de nouveaux melanges d'argiles du type montmorrilonite acides et des oxydes du groupe iv actives par le sulfate Abandoned CA2086038A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US92320492A	1992-07-31	1992-07-31
US07/923,204		1992-07-31

Publications (1)

Publication Number	Publication Date
CA2086038A1 true CA2086038A1 (fr)	1994-02-01

Family

ID=25448303

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2086038 Abandoned CA2086038A1 (fr)	1992-07-31	1992-12-22	Procede d'oligomerisation d'olefines avec de nouveaux melanges d'argiles du type montmorrilonite acides et des oxydes du groupe iv actives par le sulfate

Country Status (1)

Country	Link
CA (1)	CA2086038A1 (fr)

1992
- 1992-12-22 CA CA 2086038 patent/CA2086038A1/fr not_active Abandoned

Legal Events

Date	Code	Title	Description
1995-06-22	FZDE	Dead

Publication	Publication Date	Title
US5243114A (en)	1993-09-07	Oligomerization of alpha-olefins over layered silicate compositions containing pillars of silica and group VIB metal oxide
US5498811A (en)	1996-03-12	Process for producing gasolines and jet fuel from n-butane
EP0449453B1 (fr)	1993-11-03	Procédé pour l'oligomérisation d'oléfines pour préparer un matériau de base pour des lubrifiants synthétiques
US5202040A (en)	1993-04-13	Synthetic lubricant base stocks by co-reaction of olefins and anisole compounds
US5191139A (en)	1993-03-02	Process for oligomerizing olefins using sulfate-activated group IV oxides
US5053569A (en)	1991-10-01	Process for oligomerizing olefins to prepare base stocks for synthetic lubricants
US5120891A (en)	1992-06-09	Process for oligomerizing olefins using a super-dealuminated Y-zeolite
US5146030A (en)	1992-09-08	Process for oligomerizing olefins using halogen-free titanium salts or halogen-free zirconium salts on clays
US5097085A (en)	1992-03-17	Process for oligomerizing olefins using phosphorous-containing acid on montmorillonite clay
US5191130A (en)	1993-03-02	Process for oligomerizing olefins using halogenated phosphorous-containing acid on montmorillonite clay
US5171904A (en)	1992-12-15	Synthetic lubricant base stocks having an improved pour point
CA2086038A1 (fr)	1994-02-01	Procede d'oligomerisation d'olefines avec de nouveaux melanges d'argiles du type montmorrilonite acides et des oxydes du groupe iv actives par le sulfate
US5180864A (en)	1993-01-19	Process for oligomerizing olefins using an aluminum nitrate-treated acidic clay
US5030791A (en)	1991-07-09	Process for co-oligomerizing 1,3-di-isopropenyl benzene and alpha-olefins to prepare synthetic lubricant base stocks having improved properties
US5243118A (en)	1993-09-07	Process for oligomerizing olefins using sulfate-activated molecular sieves
US5171909A (en)	1992-12-15	Synthetic lubricant base stocks from long-chain vinylidene olefins and long-chain alpha- and/or internal-olefins
US5276239A (en)	1994-01-04	Dimerization of long-chain olefins using a silica gel alkylsulfonic acid
EP0549156A1 (fr)	1993-06-30	Procédé pour l'oligomérisation d'oléfines utilisant des sels de titane ou de zirconium déposé sur de dioxyde de silice
US5233116A (en)	1993-08-03	Process for preparing oligomers having low unsaturation
US5105037A (en)	1992-04-14	Process for co-oligomerizing propylene and alpha-olefins to prepare synthetic lubricant base stocks having improved properties
CA2085433A1 (fr)	1993-06-24	Methode pour l'oligomerisation d'olefines a l'aide de sels de titane ou de zirconium deposes sur du dioxyde de silicium
EP0541286A1 (fr)	1993-05-12	Procédé pour l'oligomérisation d'oléfines utilisant un catalyseur activé par du sulfate
US5146023A (en)	1992-09-08	Process for oligomerizing olefins to prepare synthetic lubricant base stocks having improved properties
EP0459641A2 (fr)	1991-12-04	Base pour lubrifiant synthétique
EP0466307A1 (fr)	1992-01-15	Base pour lubrifiant synthétique