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WO/1998/051741A1 |
The present invention relates to golf balls having a cover and a core and to golf balls having a cover, a core, and an intermediate layer between the cover and the core, where the core or at least one of the intermediate layer or the cor...
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WO/1998/045040A1 |
Catalyst system comprising a palladium compound, an acid compound having a pKa > 2 measured in water of 18 �C and an non-symmetrical bidentate phosphorous ligand according to formula (I) in which the -PR?1�R?2� group is different f...
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WO/1998/045352A1 |
The invention concerns linear alternating $g(a)-olefin/CO-copolymers obtained by polymerizing a monomer mixture that contains: a) carbon monoxide; b) 1-alkenes which are functionalized in the polyheteroatom structure with a covalently bo...
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WO/1998/042770A1 |
Polymeric amines that have N-substituted 2,5-pyrrolediyl groups incorporated in the backbone wherein the N-substituted 2,5-pyrrolediyl group may be represented by general formula (I), wherein R independently represents a hydrogen atom or...
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WO/1998/037110A1 |
Homopolymers of olefin monomers having polar functional groups, and copolymers of these monomers with each other and with non-polar olefins and optionally carbon monoxide are disclosed. The polymers can be prepared by contacting the corr...
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WO/1998/028354A1 |
Relatively low molecular weight olefin/CO polymers are graft copolymerized. The graft copolymers provide the basis for waterborne adhesives that are particularly useful for making wood composites.
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WO/1998/027160A1 |
A semiconductor device is attached to a supporting substrate by a plurality of solder connections that extend from the supporting substrate to the semiconductor device and the gap between the supporting substrate and the semiconductor de...
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WO/1998/027177A1 |
A novel thermally reworkable die attach adhesive composition for attaching a semiconductor device to a substrate is provided. The composition comprises (a) a thermally reworkable cross-linked resin produced by reacting at least one dieno...
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WO/1998/025939A1 |
Cis-bridged metal complexes have the general formula (I), in which the substituents and indexes have the following meanings: R?5� stands for hydrogen or for substituents selected from the group of substituted or unsubstituted organic C...
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WO/1998/025991A1 |
Catalyst systems contain as active components (a) a metal complex of general formula (I); and (b) one or several Lewis or protonic acids or a mixture of Lewis and protonic acids.
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WO/1998/023665A1 |
The invention relates to linear, thermoplastic, elastomeric copolymers of carbon monoxide and at least one olefinic C�7?-C�20? monomer with an average molecular weight M�w? greater than 15,000 g/mol and a Tg value of less than -20 ...
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WO/1998/002480A1 |
The invention relates to an aliphatic polyester and/or copolyester, obtained from a polyreaction of at least one monomer from the group comprising lactides, lactones, cyclic carbonates and cyclic anhydrides. To be able to prepare the ali...
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WO/1997/048782A1 |
Novel thermotropic polymers, typically aromatic poly(ester-anhydride)s, having high modulus and biodegradability, have use as bone fixative materials and may be used in the construction of prosthetic devices and for filling other bone de...
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WO/1997/039048A1 |
Polymers can be prepared in solution by continuously distilling solvent from a solution of diacid prepolymers.
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WO/1997/037765A1 |
A catalyst composition prepared by reacting together (a) a source of a Group VIII metal; (b) a bidentate phosphine ligand having a t least two phosphorus atoms joined by a bridging group of the formula -(N)x-(P)y-N- where x is 0 or 1 and...
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WO/1997/034943A1 |
The invention concerns straight-chain thermoplastic elastomeric copolymers made from carbon monoxide and olefinically unsaturated compounds, the copolymers having alternating repeating units and a mean molecular weight in the range 80,00...
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WO/1997/031969A1 |
A process for the preparation of copolymers of carbon monoxide with an olefinically unsaturated compound comprising copolymerizing the monomers in the presence of a catalyst composition based upon (a) a salt of a Group VIII metal, and (b...
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WO/1997/031966A1 |
Biodegradable poly(ester-anhydrides) designed to display two-stage degradation profiles are described. The presence of the anhydride linkages allows a relatively rapid decrease in molecular weight, the extend of which is governed by the ...
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WO/1997/028206A1 |
A process for the preparation of a copolymer of carbon monoxide with an olefinically unsaturated compound, comprising copolymerizing the monomers in the presence of a Group VIII metal containing catalyst composition and in the presence o...
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WO/1997/028205A1 |
A process for making oxidized olefins is disclosed. Specifically, the process comprises providing an olefin and oxygen in combination in a reaction medium comprising carbon dioxide, and then oxidizing the olefin in the reaction medium to...
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WO/1997/025365A2 |
The invention relates to polyfunctionally reactive polymer substances containing in each molecule at least two structural units of general formulae (I) and/or (II), in which n = 1-10, the principal polymer chain links in the claimed subs...
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WO/1997/023492A1 |
The invention relates to metal complexes of the general formula (I) or (I') which are suitable for the oligomerisation and polymerisation of olefinically unsaturated compounds, and for the copolymerisation thereof with carbon monoxide. I...
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WO/1997/021537A1 |
A process for cross-linking a polyketone polymer comprising exposing the polyketone polymer to high energy radiation; and a cross-linked polyketone which is obtainable by said process.
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WO/1997/019114A1 |
A process for forming a golf ball cover composition, which process comprises: a) forming a polymer comprising (1) a first monomeric component comprising an olefinic monomer having from 2 to 8 carbon atoms; (2) a second monomeric componen...
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WO/1997/019480A1 |
A sulfonic acid polymer is processed so that it can be used as a proton conducting membrane for a fuel cell. Asymmetric properties are formed. The preferred fuel cell assembly includes an anode which is a porous carbon electrode includin...
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WO/1997/018266A1 |
An emulsion of a copolymer of carbon monoxide with an olefinically unsaturated compound dispersed in an aqueous diluent; a curable resin composition in the form of an oil-in-water emulsion comprising a copolymer of carbon monoxide with a...
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WO/1997/014743A1 |
A reinforced flame retardant polyketone polymer blend comprising a polyketone polymer, a reinforcement, a flame retardant other than a zinc compound, and a comparative tracking index (CTI) improving compound selected from zinc compounds ...
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WO/1997/014741A1 |
Process comprising cross-linking of a derivative of a linear alternating copolymer of carbon monoxide and one or more olefinically unsaturated compounds, which copolymer has a ratio of weight average molecular weight to number average mo...
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WO/1997/000127A2 |
A catalyst composition which is based upon (a) a source of nickel cations, and (b) a bidentate ligand of the general formula (I): R1R2M1-R-M2R3R4 wherein M1 and M2 represent independently phosphorus, nitrogen, arsenic or antimony, R1, R2...
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WO/1996/038316A1 |
A fuel tank which is obtainable by a process comprising injection moulding a polymer composition containing a linear alternating copolymer of carbon monoxide and an olefinically unsaturated compound into one or more parts of the tank and...
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WO/1996/037536A1 |
Metal complexes having general formula (I) are useful to copolymerise carbon monoxide with olefinically unsaturated compounds. In said formula, the substituents and indexes have the following meanings: M is a metal of group VIIB of the p...
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WO/1996/037537A1 |
The invention concerns copolymers of carbon monoxide with olefinically unsaturated compounds, obtainable by polymerisation of the monomers in the presence of a metal complex of general formula (I) in which the substituents and indices ha...
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WO/1996/034907A1 |
Copolymers comprising carbon monoxide and ethylene contain at least one type of ketal structure and possess enhanced thermal stability so as to be useful in the melt processing of fibers. These novel copolymers, as well as known polyketo...
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WO/1996/033225A1 |
The compound, [Pd(Me-DUPHOS) (MeCN)2] (BF4)2, [Me-DUPHOS: 1,2-bis(2,5-dimethylphospholano)benzene] is an effective catalyst for the highly enantioselective, alternating copolymerization of olefins, such as aliphatic 'alpha'-olefins with ...
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WO/1996/029360A1 |
The invention concerns a sulphonated aromatic polyether ketone containing units of general formula (II): [Ar-O-]p-Ar-[[CO-Ar'-]x-O-Ar]m-[CO-Ar'-]y-[O-Ar-]n-CO-], in which between 1 and 100 % of the O-phenylene-CO-units are substituted wi...
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WO/1996/029359A1 |
Sulphonated aromatic polyether ketone of general formula (II) [Ar-O-Ar'-CO-Ar'-O-Ar-CO-Ar''-CO-] in which 1 to 100 % of the O-phenylene-CO units are substituted by an SO3M group and sulphonated and unsulphonated O-phenylene-CO units are ...
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WO/1996/022270A1 |
A monomeric diacid derivative includes at least two fatty acids coupled by a hydrolytically or enzymatically degradable bond. In a biological environment, the bond degrades forming naturally occurring fatty acid products thereby allowing...
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WO/1996/019519A1 |
The invention relates to a method for the catalytic ring opening polymerization of lactones, carbonates, ethers, morpholine-2,5-diones and anhydrides comprising contacting these compounds under polymerizing conditions with at least one m...
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WO/1996/015177A1 |
Carbon monoxide and ethylene are polymerized in the presence of a catalytically effective amount of a catalyst formed from a Group VIII metal source, such as palladium, a bidentate ligand containing a Group VA or VIA heteroatom, such as ...
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WO/1996/015159A1 |
A remouldable cross-linked resin comprising polymer chains which are connected to one another via Diels-Alder adducts obtainable from a dienophile and a diene, the latter being a 2,5-dialkyl substituted furan.
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WO/1996/013549A2 |
The use of a curable resin composition as a binder in the production of a wood composite, wherein the curable resin composition comprises a copolymer of carbon monoxide with an olefinically unsaturated compound and a curing agent; a wood...
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WO/1996/009331A1 |
Nonhalogen-Containing Thermoplastic Polyolefin blends are provided which are flexible and are particularly useful in replacing polyvinyl chloride sheeting used as roofing liners. The blends comprise, in general, (1) ethylene vinyl acetat...
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WO/1996/001690A1 |
Novel catalyst compositions comprising a cationic transition metal complex of the formula (Pd(II)S4-xLx)+2(A)-ny, wherein: Pd(II) is palladium having a valence of +2; S is a synthesis solvent; L is a monodendate, bidendate or tridendate ...
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WO/1996/000254A1 |
Polyketones can be formed in enhanced yield by conducting the polymerization of the carbon monoxide and olefin monomers used to form the polyketone in a gas phase polymerization process in the presence of a polyketone catalyst support wh...
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WO/1995/034594A1 |
A process is disclosed for purifying polyarylene ethers by extruding polyarylene ethers in the presence of metallic or non-metallic hydroxides under a reduced pressure.
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WO/1995/032998A1 |
A catalyst composition suitable for the copolymerisation of carbon monoxide with an aliphatic 'alpha'-olefin, which catalyst composition comprises: a) a palladium compound, and b) an asymmetric phosphorus bidentate ligand of the general ...
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WO/1995/032234A1 |
A process for the preparation of a solution of a catalyst system, suitable for use in a process for copolymerizing carbon monoxide and one or more ethylenically unsaturated compounds, which comprises (a) combining a palladium compound, a...
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WO/1995/032233A1 |
A process for producing a carboxylated polymer which comprises catalytically oxidizing a hydroxy compound in the presence of a specified catalyst composition and an oxidizing agent to yield a carboxylated monomer and polymerizing the mon...
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WO/1995/032260A1 |
Emulsifiable oil, suitable for use as oil phase in oil-based drilling fluids, comprising one or more ketones having a flashpoint of at least 55 �C, in particular oligoketones obtainable by co-oligomerization of carbon monoxide and olef...
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WO/1995/029946A1 |
A catalyst system suitable for the copolymerization of carbon monoxide with an ethylenically unsaturated compound which catalyst system is based on (a) a source of palladium cations, and (b) a bidentate ligand of the general formula R1R2...
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