摘要:
The invention relates to the use of cyclic organometallic compounds as components in coordination catalyst systems, to corresponding coordination catalyst systems and also to processes for the preparation of polymers by coordination polymerization and of unsaturated hydrocarbons by catalyzed metathesis of alkenes and alkynes using such coordination catalyst systems.
摘要:
The invention relates to the use of cyclic organometallic compounds as components in coordination catalyst systems, to corresponding coordination catalyst systems and also to processes for the preparation of polymers by coordination polymerization and of unsaturated hydrocarbons by catalyzed metathesis of alkenes and alkynes using such coordination catalyst systems.
摘要:
The invention relates to the use of intramolecularly stabilized organometallic compounds as components in coordination catalyst systems, corresponding coordination catalyst systems and processes for the preparation of polymers by coordination polymerization of unsaturated hydrocarbons by catalysed metathesis of alkenes and alkynes using such coordination catalyst systems.
摘要:
Organometallic aluminum compounds of the general formula (I) where X1 is NH, NH2*, NH—A*, N—A, N(A)2*, O, OA*, O-Aryl*, S, SA*, P, P(A)2* or a single bond, X2 is NH, N—A, O, S, PA or X1 coordinated to Al(R1)3, or a single bond, R1 is H; Hal if n=0; A which may be covalently bound to Al; Si(A)3 if X1=O, R2 is A or divalent aryl groups defined note particularly below or divalent unsaturated aliphatic groups defined more particularly below, R3 and R4 are, independently of one another, a bond or R2 or Si(A)3 or Si(A)2, Z1 is a bond or H bound to R2, Z2 is a bond or H bound to R2 or R3, A is branched or unbranched C1-C7-alkyl, C1-C7-alkylidene or C1-C7-alkenylidene, Aryl is phenyl, naphthyl, Hal is F, Cl, and, independently of one another, n, m, p and l are 0 or 1 and q is 1 or 2, where &Sgr;l+m+n≧3.
摘要:
In a process for the production of thin films and epitaxial layers by gas-phase deposition, intramolecularly stabilized organometallic compounds are employed as a source of metal.
摘要:
The invention relates to organometallic compounds of the elements aluminum, gallium and indium which are two-fold intramolecularly stabilized, and to the use thereof for the production of thin films and epitaxial layers by deposition from the liquid or solid phase.
摘要:
In a process for the production of thin films and epitaxial layers by gas-phase deposition, intramolecularly stabilized organometallic compounds are employed as a source of metal.
摘要:
The invention relates to organometallic compounds which are stabilized intramolecularly and have a cyclic or bicyclic structure and to the use thereof for the preparation of thin films and epitaxial layers by gas phase deposition.
摘要:
The invention relates to the use of boron-containing organic group-V compounds for the deposition of the elements of the Vth main group on substrates by gas-phase deposition.
摘要:
In a process for the production of thin films and epitaxial layers by gas-phase deposition, intramolecularly stabilized organometallic compounds are employed as a source of metal.