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WO/1998/027079A1 |
Novel compounds having reactive functional groups, represented by general formula (1); a process for the preparation of them; and uses of them. These compounds are usable as (i) actinic radiation curable resin compositions each comprisin...
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WO/1998/018833A1 |
In general, the invention features a polymer having formula (1), where R�1? through R�4?, independently, are hydrogen; an alkyl, e.g., C�a?H�2a+1?, where a is 1 to 20 or higher; an aryl, e.g., phenyl or substituted phenyl, e.g., ...
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WO/1998/014834A1 |
The present invention relates to a novel antireflective coating solution and a process for its use in photolithography. The antireflective coating solution comprises a novel polymer and an organic solvent or a mixture of organic solvents...
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WO/1998/012239A1 |
There is described a method of preparing a first polymeric compound which comprises providing a compound of general formula (I) or a salt thereof where A and B are the same or different and at least one comprises a relatively polar atom ...
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WO/1998/012203A1 |
The present invention includes polymerizable monomers comprising an acid-functionalized glycoside moiety. In one embodiment, the monomer has a polymerizable functional group, such as an olefinic bond, to which the acid-functionalized gly...
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WO/1998/012236A1 |
The present invention relates to polymers containing at least one nitrogen atom, wherein at least one of the nitrogen atoms is linked to an ester group, said ester group bearing an active alcohol. By the present invention, a delayed rele...
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WO/1998/007449A2 |
Polymer bile acid resorption inhibitors with simultaneous bile acid adsorbing effect are disclosed, as well as a process for preparing the same, medicaments which contain these compounds and their use. Vinyl copolymers are disclosed whic...
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WO/1998/007688A1 |
The invention provides a compound having conjugated double bonds in an acyclic structure formed by Schiff base reaction between an unsaturated aldehyde (RCHO) and diaminomaleonitrile (DAMN). The compound is a monoalkylated DAMN derivativ...
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WO/1998/004596A1 |
This invention concerns water-soluble polymers which include units of formula (I) and/or (II) as characteristic structural elements, in which R?1� stands for H, alkyl, cycloalkyl, aryl or aralkyl, R?2� and R?3� are defined independ...
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WO/1997/044369A1 |
Carboxylated polymers having side chains containing both at least one linkage selected from among amino, ether and thio ether linkages and a carboxyl group are produced by polymerizing monomer components comprising carboxylated monomers ...
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WO/1997/038774A2 |
A method for removing an organic solute from a solution, comprising contacting the solution with a polymer formed by copolymerizing one or more hydrophobic monomers and one or more hydrophilic monomers, whereby the solute is adsorbed ont...
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WO/1997/039337A1 |
Fluoroionophores that are functionalised with reactive groups and correspond to the formula I-R1-F-R2-G, wherein I is a monovalent residue of an ionophore, wherein F is a divalent residue of a fluorophore, wherein G is a functional group...
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WO/1997/032833A1 |
The invention concerns a monomer composition comprising: A) monomers which contain vinyl groups and in which a heteroatom selected from the group comprising halogens, nitrogen, oxygen, sulphur or silicon is present on the vinyl group; an...
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WO/1997/031518A2 |
Proposed is the use, as agents for increasing the dry strength of paper, card and cardboard, of partially hydrolysed polymers of N-vinyl carboxylic acid amides obtained by the homopolymerization of N-vinyl carboxylic acid amides of the f...
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WO/1997/024383A1 |
A diene rubber comprising 40 to 99.99 % by weight of conjugated diene units, 0.05 to 20 % by weight of vinylic amine monomer units, 0.05 to 20 % by weight of hydroxylated vinylic monomer units and 0 to 50 % by weight of other comonomer u...
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WO/1997/024315A1 |
A highly polymerizable N-vinylcarboxylic acid amide having an N-1,3-butadienylcarboxylic acid amide content of 30 ppm or less, a process for producing the same, and a process for producing a homopolymer of N-vinylcarboxylic acid amide or...
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WO/1997/023562A1 |
Polymerizable compositions containing compounds based on N-acylamido-piperazines are provided. Such compounds have formula (I), wherein: R1, R2, and R3 are each independently selected from the group consisting of hydrogen and lower alkyl...
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WO/1997/022638A1 |
Compositions and processes for using the compositions for applications in a subterranean formation are provided. The compositions include a composition which comprises a nitrogen-containing olefinic compound; a composition comprises a wa...
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WO/1997/021736A1 |
The present invention provides a method for the polymerization of free-radically polymerizable vinyl monomers in a batch reactor under essential adiabatic conditions.
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WO/1997/020867A1 |
The invention relates to a process for the preparation of powdery hydrogen peroxide complexes based on insoluble polymerisates of heterocyclic N-vinyl monomers, characterised in that an aqueous hydrogen peroxide solution is mixed with th...
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WO/1997/019702A2 |
The invention concerns powdery complexes comprising iodine and a crosslinked polymer based on N-vinyl compounds and obtained by the dry heating of iodine and a polymer obtained by polymerizing monovinyl compounds (monomers A), of which t...
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WO/1997/010241A1 |
The invention concerns photochromic compounds with formula (I), in which R1 is an asymmetric aliphatic monocyclic group with formula (II), where 1 = 1-12, and R9 is H or an alkyl, alkoxy, dialkylamino, alkyl ester or CN group with the co...
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WO/1997/009359A1 |
The invention concerns powdery porous polymers which contain N-vinylimidazol units and are obtained by the radically initiated polymerization in the manner of precipitation polymerization of: a) between 5 and 100 wt.% of at least one N-v...
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WO/1997/009648A1 |
Provided is an optical glass fiber assembly containing a matrix material and a plurality of coated optical glass fibers bound together by said matrix material, said matrix material having a swell index and glass transition temperature wh...
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WO/1997/000301A1 |
A material for effectively preventing dew condensation on, for example, the surface of the interior wall of a building when, for example, it is placed between the interior and exterior walls or composited with wall paper or gas-permeable...
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WO/1996/041784A1 |
Clathrate hydrate formation in petroleum fluid streams is inhibited by adding water soluble polymers having N-vinyl amide or N-allyl amide units to the streams. Each N-vinyl amide and N-allyl amide unit has two substituent groups, R1 and...
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WO/1996/041786A1 |
A method for inhibiting the formation of clathrate hydrates in a fluid having hydrate-forming constituents involves treating the fluid with an inhibitor comprising a substantially water soluble polymer having a polymer backbone with a pe...
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WO/1996/041834A1 |
The instant invention relates to novel copolymers of N-vinyl amides and acrylamides and N-allyl amides and acrylamides. The polymers are used for inhibiting the formation of clathrate hydrates in a fluid having hydrate forming constituen...
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WO/1996/040803A1 |
Anion exchange resins including at least two positively charged sites and a well-defined spacing between the positive sites are provided together with a process of removing anions or anionic metal complexes from aqueous solutions by use ...
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WO/1996/039156A2 |
Phosphate-binding polymers are provided for removing phosphate from the gastrointestinal tract. The polymers are orally administered, and are useful for the treatment of hyperphosphatemia.
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WO/1996/039449A1 |
The present invention relates to a poly(allylamine) polymer and, more generally, a hydrocarbon amine polymer. Preferably, these polymers are cross-linked. The present invention also relates to methods of forming these polymers and method...
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WO/1996/038493A1 |
Water-soluble polymers including functionalization from the group of amino groups, carboxylic acid groups, phosphonic acid groups, phosphonic ester groups, acylpyrazolone groups, hydroxamic acid groups, aza crown ether groups, oxy crown ...
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WO/1996/037525A1 |
The invention concerns water-soluble copolymers obtained by the radically initiated solution polymerization of: a) between 10 and 99.5 wt % of at least one vinylimidazole of formula (I), in which R1, R2 and R3 are identical or different ...
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WO/1996/037524A1 |
The invention concerns polymer and surfactant mixtures containing in suspended form in at least one surfactant between 1 and 50 wt.% of a polymer comprising: a) between 10 and 100 wt.% of at least one vinylimidazole or a derivative there...
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WO/1996/026229A1 |
The invention concerns agglomerated finely divided cross-linked vinyl imidazole copolymers obtainable by radically initiated polymerisation of N-vinyl imidazoles of formula (I) in which R, R1 and R2 are identical or different and represe...
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WO/1996/024075A1 |
The invention relates to a novel process for the production of mouldings, in particular contact lenses, in which a water-soluble, crosslinkable polymer is crosslinked in solution, and to mouldings, in particular contact lenses, obtainabl...
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WO/1996/017681A1 |
The present invention provides a superabsorbent material which comprises a combination of: (1) an anionic superabsorbent in which from 20 to 100 % of the functional groups are in free acid form, and (2) a cationic superabsorbent in which...
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WO/1996/017123A1 |
The invention concerns a method of removing printing inks from printed wastepaper, whereby an additive is added in a metered manner to the process water and the precipitated solids are then removed by flotation and/or filtration. The add...
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WO/1996/010593A1 |
A process is disclosed for preparing aqueous solutions of poly(N-vinyl-'epsilon'-caprolactam) by polymerising poly(N-vinyl-'epsilon'-caprolactam) in an aqueous medium in the presence of polymerisation initiators and 0.1 to 20 % by weight...
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WO/1996/007675A1 |
The present invention relates to a process for producing polymer beads incorporating solid particles and to the novel polymer beads per se. The invention provides a process for producing polymer beads incorporating solid particulate mate...
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WO/1996/002581A1 |
A process for producing an aqueous gel easily without the necessity for complicated operations and large-scale equipment, which comprises bringing an aqueous solution of a polymer having repeating units comprising cationic groups represe...
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WO/1996/001851A1 |
A polymerization process procedures polymers that are insoluble in a reaction mixture that was homogeneous before the polymer began to form. A dispersing agent in the polymerizing system (i.e., the reaction mixture plus the dispersing ag...
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WO/1996/001850A1 |
A polymerization process produces polymers that are insoluble in a reaction mixture that was homogeneous before the polymer began to form. A dispersing agent in the polymerizing system (i.e., the reaction mixture plus the dispersing agen...
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WO/1996/000080A1 |
Substantially non-antigenic polymers containing pI and/or pH optimum modulating moieties are disclosed. The polymers are useful as intermediates for synthesis of amine-based polymers and in the formation of activated polymers for conjuga...
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WO/1995/034588A1 |
A method for removing bile salts from a patient by ion exchange by administering to the patient a therapeutically effective amount of one or more highly cross-linked polymers characterized by a repeat unit having formula (1) or copolymer...
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WO/1995/034585A1 |
A method for removing bile salts from a patient that includes administering to the patient a therapeutically effective amount of the reaction product of: a) one or more highly cross-linked polymers characterized by a repeat unit selected...
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WO/1995/032792A1 |
Azlactone-functional membranes prepared by solvent phase inversion techniques are disclosed. Adduct membranes prepared by the reaction of azlactone-functional membranes with nucleophilic reagents are also disclosed. Both azlactone-functi...
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WO/1995/032227A1 |
A process for the production of stable water-in-oil emulsions of hydrolysed polymers of n-vinyl amide of formula (I) in which R, R1 = H or C1-C6 alkyl, by the polymerisation of compounds of formula (I) alone or mixed with other ethylenic...
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WO/1995/030703A1 |
An energy polymerizable composition comprising at least one cationically curable 5 or 6 membered 1,3 oxazyl heterocyclic compounds, including 1,3-oxazoline and 1,3-oxazine monomers or compound and a catalytically effective amount of an i...
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WO/1995/019378A1 |
This invention relates to a reactive diluent mixture employed in a free radical polymerization of film-forming monomers which comprises between about 25 and about 90 wt. % N-vinyl lactam containing 6 to 9 carbon atoms and between about 1...
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