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Matches 451 - 500 out of 5,669

Document Document Title
WO2004076504A3
Metal complexes, catalyst compositions containing the metal complexes, and processes for making the metal complexes and the catalyst compositions are described for the manufacture of polymers from ethylenically unsaturated addition polym...  
WO2004041870A3
An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from asulfur containing anionic initiator, and optionally as additional ...  
WO/2005/007740A1
A pneumatic tire, characterized in that a rubber composition comprising a polybutadiene having a cis-1,4 bonding content of 99.0 % or more and a vinyl bonding content of 0.3 % or less, as measured by the Fourier transform infrared spectr...  
WO/2005/003194A1
A crystalline polymer exhibiting crystal transition in the state of solid phase, which satisfies the relationship defined by the formula 150 > &Dgr Htr > 1.6Ttr - 3.5 (1) (wherein &Dgr Htr represents the endotherm (J/g) accompanying crys...  
WO/2005/000921A1
A butadiene polymer which has a high content of cis-1,4 bonds and a low content of vinyl bonds and has a molecular-weight distribution in a specific range. The butadiene polymer, which contains 1,3-butadiene monomer units, is characteriz...  
WO/2004/113265A1
The present invention is directed to novel flame retardant monomers and polymers, wherein the flame retardant properties of the polymers are provided by functionality in pendant groups attached to a polymer backbone (as opposed to the po...  
WO/2004/104061A1
A polychloroprene latex is disclosed which exhibits excellent adhesion strength especially to EVA materials when used as a raw material for an aqueous adhesive. A monomer solution obtained by dissolving an ethylene-vinyl acetate copolyme...  
WO2004076495A3
A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an activator compound to form a mixture; (b) heatin...  
WO/2004/087791A1
A decomposable polymer with photodecomposability, thermal decomposability, or biodegradability is disclosed which has a distinct structure and a certain molecular weight. A method for producing such a decomposable polymer is also disclos...  
WO/2004/081057A2
New photosensitive PBO precursor polymers which contain diazoquinone moieties attached to its backbone and in which all amino end groups are converted into amide groups. The photosensitive formulation based on the disclosed PBO precursor...  
WO/2004/076495A2
A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an activator compound to form a mixture; (b) heatin...  
WO/2004/076504A2
Metal complexes, catalyst compositions containing the metal complexes, and processes for making the metal complexes and the catalyst compositions are described for the manufacture of polymers from ethylenically unsaturated addition polym...  
WO/2004/072132A1
The present invention is directed to a process for forming a high-cis polydiene. The process includes catalyzing a diene polymerization, and terminating the polymerization with a termination mixture comprising an inorganic base and at le...  
WO/2004/067591A1
The present invention discloses a metallocene catalyst component of the formula (I) [(Flu-R’’-Cp)2M]-[Li(ether)4]+, wherein Cp is a cyclopentadienyl, substituted or unsubstituted, Flu is a fluorenyl, substituted or unsubstitutted, M ...  
WO/2004/067589A1
Vinyl functional olefin polymers are prepared by polymerizing hexadiene or copolymerizing C2−C4−&agr −olefin, e.g., propylene, and hexadiene in the presence of 2,1− insertion catalyst.  
WO2004044018A3
Metal complexes are disclosed containing at least one metal - nitrogen or metal - phosphorus bond, more particularly at least one metal - nitrogen or metal - phosphorus bond and at least one bond by the metal to an aromatic ring system. ...  
WO/2004/065478A1
The invention relates to a rubber cross-linked or crosslinkable compound which contains a diene elastomer having more than 15 % by weight of cyclic vinyl units higher than 15 % and is used for producing a tire tread. Said tire tread and ...  
WO/2004/058840A1
Disclosed is a process for preparing polymers and copolymer blocks of conjugated dienes with varying amounts of branching comprising the use of a microstructure control agent and a microstructure control agent deactivant. The polymerizat...  
WO/2004/044018A2
Metal complexes are disclosed containing at least one metal - nitrogen or metal - phosphorus bond, more particularly at least one metal - nitrogen or metal - phosphorus bond and at least one bond by the metal to an aromatic ring system. ...  
WO/2004/042475A1
A resist composition, characterized in that it comprises (A) a fluorine-containing polymer having an acidic group being blocked with a blocking group having a cycloalkyl group, an organic group having one or more of cycloalkyl groups, a ...  
WO/2004/041877A1
A fluoropolymer suitable for use as a base polymer for resist materials for excimer lasers emitting light with a wavelength of 250 nm or shorter. The fluoropolymer has monomer units formed by the cyclopolymerization of a fluorinated dien...  
WO/2004/041870A2
An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from asulfur containing anionic initiator, and optionally as additional ...  
WO2004007563A3
A process for preparing a functionalized polymerization initiator, the process comprising combining a functionalized styryl compound and an organolithium compound.  
WO2004007602A3
The invention relates to a catalyst for the polymerisation of 1,4-dienes, styrene and for the copolymerisation of two monomers. The characteristics of the inventive catalyst include a high degree of stereoselectivity, catalytic activity ...  
WO/2004/020413A1
The invention provides transition metal compounds which are useful as highly active catalysts suitable for the polymerization of various conjugated dienes and can be synthesized at a low cost by a simple process; polymerization catalysts...  
WO/2004/018534A1
The invention provides fluoropolymers which bear functional groups in high contents and can therefore fully exhibit the characteristics of the functional groups and which do not bring about a drop in Tg, namely, fluoropolymers comprising...  
WO2003018644A8
A catalyst composition that is the combination of or the reaction product of ingredients comprising (a) an iron-containing compound, (b) an alpha -acylphosphonate diester, and (c) an organoaluminum compound.  
WO/2004/016666A1
The invention relates to a method for producing polymers by anionic polymerisation in an inert reaction medium, using conjugated dienes and vinyl aromatic compounds in the presence of a catalyst, a co-catalyst and a randomiser. The inven...  
WO/2004/014966A1
The invention relates to a method for producing optionally coupled, non-blocked polymers based on conjugated dienes or optionally coupled, non-blocked copolymers based on conjugated dienes and vinyl aromatic compounds by anionic polymeri...  
WO/2004/009652A1
1,3-Butadiene is polymerized in a hydrocarbon solvent using either a catalyst system comprising (A) a cobalt salt, (B1) a phosphine compound having one C3 or higher branched aliphatic group or C5 or higher alicyclic group and two aromati...  
WO/2004/007563A2
A process for preparing a functionalized polymerization initiator, the process comprising combining a functionalized styryl compound and an organolithium compound.  
WO/2004/007602A2
The invention relates to a catalyst for the polymerisation of 1,4-dienes, styrene and for the copolymerisation of two monomers. The characteristics of the inventive catalyst include a high degree of stereoselectivity, catalytic activity ...  
WO2003044065A3
Disclosed is a method for the production of optionally coupled, non-blocking polymers based on conjugated dienes and optionally monovinyl aromatic compounds by anionic polmerization in an inert organic solvent in the presence of a lithiu...  
WO/2004/004998A1
The vulcanization rubber compound (6) in the injection mold (18) then beomces the dielectric within the formed capacitor, as it is sandwiched between the sensor (17) and the surface of the mold (18) or metallic insert within the part bei...  
WO/2004/003022A1
A catalyst composition for use in the polymerization of a conjugated diene, which comprises the following components: (A) a metallocene type complex of a rare earth metal compound, (B) an alminoxane and (C) a combination of two or more o...  
WO/2003/097708A1
The invention concerns a catalytic system used for preparing polybutadienes by polymerization, a method for preparing said catalytic system and a method for preparing polybutadienes using said catalytic system. The inventive catalytic sy...  
WO2003033545A3
This invention relates to metal complex compositions, their preparation and their use as catalysts to produce polymers of conjugated dienes through polymerization of conjugated diene monomers. The used metal complex compositions are tran...  
WO2002060958A8
The present invention provides functionalized electrophiles, their analogous initiators, and processes for preparing these compounds. The present invention also relates to homotelechelic, heterotelechelic, and radial functional polydiene...  
WO2002102861A3
A process is described for the homo- and co-polymerization of conjugagted dienes characterized in that it is carried out in the presence of a catalytic system comprising a complex having general formula (II): Fe(L)n(X)s wherein n is an i...  
WO/2003/095511A1
An ester derivative having a layer crystal structure in which the molecular directions in the molecular planes adjacent to each other are antiparallel to each other is produced by using a carboxylic acid having a carbon-carbon double bon...  
WO/2003/095503A1
A catalyst for polymerization of a conjugated diene or the like, comprising a metallocene cation complex of gadolinium compound. For example, it is a catalyst consisting of a metallocene cation complex of trivalent gadolinium compound re...  
WO/2003/091296A1
The invention relates to an initiator composition and method for anionic polymerisation, comprising at least one alkali metal hydride, selected from LiH, NaH and KH and at least one organoaluminium compound. The invention further relates...  
WO/2003/087212A1
A rubber composition based on at least one diene elastomer, a reinforcing agent and a polysulphide siloxane corresponding to general formal (I) wherein the number x, either as a proper number or improper number, is equal to or greater th...  
WO/2003/082932A1
A catalyst composition for the polymerization of conjugated dienes which comprises (A) a metallocene-type complex represented by the general formula (I): (C5R1R2R3R4R5)aMXb·Lc (wherein M is a rare earth metal; C5R1R2R3R4R5 is substitute...  
WO/2003/078482A1
A diene rubber (A) having a weight-average molecular weight (Mw) of 100,000 to 3,000,000, a weight-average molecular weight/number-average molecular weight ratio (Mw/Mn) of 1.30 to 2.50, and a weight-average molecular weight/peak top mol...  
WO/2003/072617A1
A process for synthesizing syndiotactic 1,2-polybutaidene, the process comprising the steps of (1) polymerizing monomer consisting essentially of 1,3-butadeine monomer within an organic solvent that includes at least 50% by weight of ali...  
WO/2003/070797A1
A conjugated diene rubber which comprises 40 to 99.9 wt% of units of a conjugated diene monomer, 0 to 59.9 wt% of units of an aromatic vinyl monomer, and 0.1 to 20 wt% of units of a polar monomer and having a Mooney viscosity (M1) of 20 ...  
WO/2003/068831A1
A bicyclic conjugated diene polymer obtained by polymerizing a bicyclic conjugated diene monomer component comprising at least one compound represented by the general formula (I); and a bicyclic conjugated diene copolymer obtained by cop...  
WO/2003/064480A1
Polymers produced by copolymerizing a conjugated diene monomer with an &agr ,β-unsaturated nitrile monomer in the presence of a mercapto-bearing molecular weight modifier and having a residue of the molecular weight modifier of 40 ppm o...  
WO/2003/064484A1
This invention relates to metal complex compositions, their preparation and their use as catalysts to produce polymers of conjugated dienes through polymerization of conjugated diene monomers and copolymers of conjugated dienes with arom...  

Matches 451 - 500 out of 5,669