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US4005047A
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Catalytic composition and its use for polymerizing cycloolefins
Assignee: IFP Energies nouvelles
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Filing: 1975-02-04
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Granted: 1977-01-25
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Expires: 1995-02-04
Abstract
Abstract New catalytic composition of improved activity in the process of polymerizing cycloolefins, comprising a carbonyl compound or a carbonyl-metal-carbenic compound of molybdenum or tungsten and titanium tetrachloride, said composition being preferably subjected to an irradiation with rays of a wave length from 180 to 700 nanometers during or before use.
Inventors
- 👤 Yves Chauvin
- 👤 Dominique Commereuc
- 👤 Daniel Cruypelinck
- 👤 Jean-Pierre Soufflet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:40
CPC Classifications
C; C08; C08G; C08G61/00; C08G61/02; C08G61/04; C08G61/06; C08G61/08
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
168 words
A catalytic composition, particularly useful for polymerizing cycloolefins, consisting essentially of: a. a compound of the formula M(CO).sub.y L.sub.z or L.sub.x (CO).sub.5.sub.-x - MC(R) (R.sup.1) wherein M is molybdenum or tungsten; L is a hydrocarbyl amine, a hydrocarbyl ether, a hydrocarbyl nitrile, a hydrocarbyl ketone, pyridine, a hydrocarbyl pyridine, a hydrocarbyl phosphine, a hydrocarbyl arsine, a hydrocarbyl stibine, hexamethyl phosphoramide, or a phosphorus, arsenic or antimony trihalide; R and R 1 are selected from the group consisting of the radicals R 1 , OR 3 , SR, NHR and NR 1 R 2 in which R 1 and R 2 are hydrogen or hydrocarbyl radicals and R 3 is hydrogen, a hydrocarbyl radical or a quaternary hydrocarbyl ammonium group; x is 0 or 1; y is 6 -zN, N being the number of polar groups of L; and z is 0 or an integer from 1 to 5; and b. titanium tetrachloride, the molar ratio of (b) to (a) being 5 : 1 to 300 : 1 respectively.
Claim 2
Dependent Claim
168 words
A catalytic composition, particularly useful for polymerizing cycloolefins, consisting essentially of: a. a compound of the formula M(CO).sub.y L.sub.z or L.sub.x (CO).sub.5.sub.-x - MC(R) (R.sup.1) wherein M is molybdenum or tungsten; L is a hydrocarbyl amine, a hydrocarbyl ether, a hydrocarbyl nitrile, a hydrocarbyl ketone, pyridine, a hydrocarbyl pyridine, a hydrocarbyl phosphine, a hydrocarbyl arsine, a hydrocarbyl stibine, hexamethyl phosphoramide, or a phosphorus, arsenic or antimony trihalide; R and R 1 are selected from the group consisting of the radicals R 1 , OR 3 , SR, NHR and NR 1 R 2 in which R 1 and R 2 are hydrogen or hydrocarbyl radicals and R 3 is hydrogen, a hydrocarbyl radical or a quaternary hydrocarbyl ammonium group; x is 0 or 1; y is 6 -zN, N being the number of polar groups of L; and z is 0 or an integer from 1 to 5; and b. titanium tetrachloride, the molar ratio of (b) to (a) being 5 : 1 to 300 : 1 respectively.
Claim 3
Dependent Claim
17 words
A catalyst according to claim 1, in which the compound (a) has the formula M (CO).sub.y L.sub.z.
Claim 4
Dependent Claim
19 words
A catalyst according to claim 1, in which the compound (a) has the formula L.sub.x (CO).sub.5.sub.-x MC (R) R'.
Claim 5
Dependent Claim
53 words
A catalyst according to claim 3 in which R is a group XR 4 wherein X is oxygen, R 4 is an alkyl, hydrocarbyl, aryl or quaternary hydrocarbyl ammonium radical, R' is an alkyl, hydrocarbyl or aryl radical containing from 1 to 12 carbon atoms and L is amine, phosphine, arsine or stibine.
Claim 6
Dependent Claim
121 words
A catalytic composition according to claim 1 wherein said compound (a) is W(C0) 6 , Mo (CO) 6 , W (CO) 5 (tetrahydrofuran); W (CO) 5 (acetone) 5 , W (CO) 5 (acetonitrile), W (CO) 4 -(acetonitrile) 2 , W(CO) 3 (acetonitrile) 3 , W (CO) 5 (acrylonitrile), W (CO) 5 (morpholine), W (CO) 5 (cyclohexylamine), W (C0) 4 (ethylenediamine), W (CO) 3 pyridine 3 , W (CO) 5 (α-picoline), W (CO) 4 (α,α'-dipyridine), W (C0) 5 (n-butylamine), W (CO) 5 (aniline), W (CO) 5 (triphenylphosphine), W (CO) 5 (tributylphosphine), W (CO) 4 (phosphorus trichloride) 2 , W (CO) 5 (hexamethylphosphoramide), W (CO) 4 (1,2-diphosphino ethane), W (CO) 5 (triphenylarsine), Mo (CO) 5 (pyridine), or Mo (CO) 4 (pyridine) 2 .
Claim 7
Dependent Claim
144 words
A catalytic composition according to claim 1 wherein said compound (a) is (CO) 5 W C (OCH 3 )CH 3 ; (CO) 5 W C (OC 2 H 5 ) (C 6 H 5 ); [N(CH 3 ) 4 ] + (CO) 5 MoC (O - )CH 3 , [N(C 2 H 5 ) 4 ] + [(CO) 5 WC(O - )C 6 H 5 ]; (CO) 4 [P(C 6 H 5 ) 3 ]WC (OCH 3 ) (C 6 H 5 ); (CO) 4 ]As(C 6 H 5 ) 3 ]WC(OC 2 H 5 ); (C 6 H 5 ); (CO) 5 W C (OC 2 H 5 ) (C 4 H 9 ); (CO) 5 W C (OC 2 H 5 ) N (CH 3 ) 2 ; or (CO) 5 MoC (OC 2 H 5 ) (C 4 H 9 ).
Claim 8
Dependent Claim
21 words
A catalytic composition according to claim 1 subjected to irradiation with rays of a wave length of 180 to 700 nanometers.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-01-25 | 1980-07-26 | 1981-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-25 | 1984-07-26 | 1985-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-25 | 1988-07-26 | 1989-01-25 | $7700.00 | Window Closed / Lapsed |