Abstract:
PROBLEM TO BE SOLVED: To provide a process of making aluminum alkyls.SOLUTION: The present invention generally relates to a new process of making a trialkyl aluminum compound in which at least one alkyl group is a primary alkyl derived from an internal olefin or alpha-olefin. The process employs an isomerization/hydroalumination catalyst.
Abstract:
PROBLEM TO BE SOLVED: To provide a polymerization process and the like that is capable of preparing copolymers having unique properties in a high-yield process adapted for commercial utilization.SOLUTION: This invention relates to a polymerization process and the resulting polymer composition, the process comprising a step of polymerizing one or more addition polymerizable monomers and a polymerizable shuttling agent in the presence of at least one addition polymerization catalyst comprising a metal compound or complex and a cocatalyst under conditions characterized by the formation of a branched polymer, preferably comprising pseudo-block molecular architecture.
Abstract:
PROBLEM TO BE SOLVED: To provide a method of preparing a polymerizable photoacid-generating monomer in a short step.SOLUTION: A cation salt obtained by reacting a sultone of formula (I) (wherein each R is independently F, 1C-10C alkyl, fluoro-substituted 1C-10C alkyl, 1C-10C cycloalkyl or fluoro-substituted 1C-10C cycloalkyl with the proviso that at least one R is F; n is an integer of 0-10 and m is an integer of 1 to 4+2n) with a polymerizable group-containing nucleophilic reagent is substituted with a second cation.
Abstract:
PROBLEM TO BE SOLVED: To provide a combinatorial method and apparatus for the rapid and reliable discovery and development of a polymerization modifier-containing composition that is particularly adapted to use in olefin polymerizations.SOLUTION: This invention relates to a combinatorial method for identifying a catalyst composition for use in the homogeneous addition polymerization of olefin monomers, the catalyst composition comprising a transition metal compound, a cocatalyst and a polymerization modifier, as well as catalyst compositions and improved olefin polymerization processes resulting therefrom.
Abstract:
PROBLEM TO BE SOLVED: To provide a process for copolymerization of ethylene and propylene to form a copolymer by contacting a mixture comprising ethylene and propylene under polymerization conditions with a catalyst composition comprising a metal complex, a cocatalyst, and a polymerization modifier.SOLUTION: The metal complex comprises a complex of hafnium and a pyridylamine. The cocatalyst comprises tris(pentafluorophenyl)boron or a trialkylammonium salt of tetrakis(pentafluorophenyl)borate. The polymerization modifier comprises the reaction product of a tri(Calkyl)aluminum with bis(trimethylsilyl)amine, 1-octanol, 1-dodecanol, phenol, 4-methyl-2,6-di(t-butyl)phenol, or t-butyldimethylsiloxane.
Abstract:
PROBLEM TO BE SOLVED: To provide a photoacid generating monomer that has excellent performance as a photoresist material.SOLUTION: A monomer compound has the formula (I) (wherein R, R, and Rare each independently H, F, 1-10C alkyl, fluoro-substituted 1-10C alkyl, 1-10C cycloalkyl, or fluoro-substituted 1-10C cycloalkyl, provided that at least one of R, R, or Ris F; n is an integer of from 1 to 10; A is a halogenated or non-halogenated 2-30C olefin-containing polymerizable group; and G+ is an organic or inorganic cation). The monomer is the reaction product of a sultone precursor and the oxyanion of a hydroxy-containing halogenated or non-halogenated 2-30C olefin-containing compound. A polymer includes the monomer of formula (I).
Abstract:
PROBLEM TO BE SOLVED: To provide a formaldehyde-free rapid curing binder that meets the need for a more durable, water resistant, thermoset binder, and are made at least partly from a renewable source.SOLUTION: The present invention provides thermosetting aqueous binder compositions of one or more cyclic enamine, including bis-enamines and di- or higher functional enamines, optionally containing a water soluble or dispersible primary amine compound. The binders are at least substantially formaldehyde free, need no polycarboxylic or polycarboxylate component, and yet provide excellent hot wet tensile strength when cured for as little time as a minute or less in use.
Abstract:
Methods for producing alpha-olefins. The methods include selectively isomerizing an alpha-olefin to a mixture of beta-olefins and ethenolyzing at least a portion of the mixture of beta-olefins to an alpha-olefin.
Abstract:
The present invention relates to an article of manufacture, comprising: A. At least one resin having acid groups and at least one compound having two or more amine groups, and a distannoxane tin catalyst; or B. At least one resin having amine groups, at least one compound having two or more acid groups, and a distannoxane tin catalyst; the distannoxane tin catalyst having a bis(alkoxide) ligand and characterized by the tin having a +4 oxidation state.