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Inventor: Zaar; Wolfgang
Address: Marl, DE
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4513157 |
Isomerization of isolated double bonds to conjugated double bonds in optionally substituted cycl |
April 23, 1985 |
| In the isomerization of isolated double bonds to conjugated double bonds in optionally substituted cyclooctadienes, the isomerization catalyst comprises: (a) a transition metal compound of the formula Me(OR.sup.1).sub.4, wherein Me is Ti, Zr, or Hf, and R.sup.1 is C.sub.1-4 alkyl, an |
| 4361686 |
Preparation of copolymers of ethylene with at least one other 1-monoolefin and an optional uncon |
November 30, 1982 |
| A process for preparing a copolymer by copolymerizing ethylene and at least one other 1-monoolefin and, optionally, and unconjugated diene in the presence of a mixed catalyst of (1) a compound of a metal of main Groups I-III of the periodic table having at least one hydrogen atom or an a |
| 4214108 |
1,5,9-Cyclododecatriene from butadiene trimerization using dibenzylbenzenes |
July 22, 1980 |
| The process for making cyclododecatriene(1,5,9)-enes by catalytically trimerizing butadiene using a catalyst from a titanium halide and an alkylaluminum halide in the presence of hydrocarbons or halogenated hydrocarbons is improved by carrying out the reaction in the presence of dibe |
| 4181790 |
Copolymerization of ethylene employing an organic chlorine compound-activated Ziegler-Natta cata |
January 1, 1980 |
| Ethylene and at least one other 1-monoolefin monomer, alone or in admixture with a non-conjugated hydrocarbon diene monomer, are copolymerized in the presence of organic chlorine compound-activated Ziegler-Natta catalyst, wherein the organic chlorine compound is a hydrocarbon or a ha |
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