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Matches 301 - 350 out of 3,724

Document Document Title
WO/2001/007495A1
The present invention relates to new photoactive polymers, their use as liquid crystal (LC) orientation layers and their use in the construction of unstructured and structured optical and electro-optical elements and multi-layer systems....  
WO/2001/005577A2
A polymerizable composition comprising an effective amount of at least one tetrafunctional acrylate monomer. In one embodiment of the invention, a polymerizable composition is a compound comprising of at least 50 percent by weight of at ...  
WO/2000/078819A1
The invention provides organic optical waveguide devices which employ perfluoropolymeric materials having low optical loss and low birefringence. An optical element has a substrate; a patterned, light transmissive perfluoropolymer core c...  
WO/2000/047242A1
The invention concerns a novel suture material for wounds consisting of a biocompatible and bio-adhesive mixture comprising at least 50 wt. % of a composition based on methylidene malonate containing: from 40 to 100 wt. %, and preferably...  
WO/2000/046260A1
The invention relates to cross-linked, hydrophilic highly swellable hydrogels on the basis of polymerized monomers or on the basis of graft polymers that have a pressure absorbency index of $m(f)100 and a vertical absorption under a pres...  
WO/2000/032550A1
Curable compositions include at least one monomer compound having both (meth)acrylic ester functionality and an allylic phenyl ether functional group on the same molecule, the allylic phenyl ether functional group having at least one uns...  
WO/2000/028920A1
An insoluble polymer is deposited in a body cavity for instance to embolise a vein or pack an aneurysm, the polymer having pendant zwitterionic groups to improve biocompatibility. The insoluble polymer is preferably formed by an $i(in si...  
WO/2000/022018A1
The invention relates to a hydrophilic hydrogel with a high swelling capacity. The inventive hydrogel is based on (co)polymerised monomers or graft (co)polymers and is produced by a) radical (co)polymerisation of one or more hydrophilic ...  
WO/2000/016615A1
Disclosed are methods for sterilizing cyanoacrylate prepolymer compositions under E-beam irradiation conditions wherein the prepolymer remains in polymerizable form after sterilization.  
WO/2000/010213A1
A lithium battery comprising a positive electrode, a negative electrode, and a gel electrolyte, wherein the gel electrolyte comprises an aprotic polar solvent of the ester or ether type, a lithium salt, and a polymeric compound which is ...  
WO/2000/002934A1
A continuous bulk polymerization and esterification process includes continuously charging into a reaction zone at least one ethylenically unsaturated acid-functional monomer and at least one linear or branched chain alkanol having great...  
WO/1999/067216A1
What is described herein are derivatized polymers of $g(a)-olefin-maleic anhydride alkyl half-ester or full acid, preferably the isobutylene compound, optionally with repeat units of maleamic acid and/or its corresponding maleimide there...  
WO/1999/063407A1
Polymeric compounds for lithographic printing plates, especially plates for use in printing utilising UV curable inks, may include a structural unit (I) wherein R?1¿ represents an optionally-substituted cyclic or alkyl group, x represen...  
WO/1999/051651A1
The present invention relates to a method for exchanging derivatizing agents onto ionic functional groups, preferably sulfate, sulfonate, and carboxylate functional groups, in a polymer, and then thereby holding these derivatizing agents...  
WO/1999/048938A1
An unsaturated carboxylic acid polymer which has a calcium-trapping ability of 150 mg-CaCO¿3?/g or higher, a degree of 28-day biodegradation of 40 % or higher, and a number-average molecular weight of 500 to 1,000,000; a process for pro...  
WO/1999/048928A1
Active water compatible energy curable compositions comprised of maleimide derivatives, water compatible resins and water which are capable of curing at a practical intensity and energy level and a method for curing same.  
WO/1999/047575A1
The invention pertains to a process to make low-molecular weight (block) copolymers of one or more vinyl and one or more maleic monomers, by radically polymerizing said monomers in the presence of an initer.  
WO/1999/039247A1
Photopolymerization compositions which include maleimides and processes using the same are disclosed. Polymerization of compositions which include maleimides in combination with a benzophenone compound/hydrogen atom donor sensitizer syst...  
WO/1999/038820A1
A process for the transformation of an organic molecule catalysed by a ligand-metal complex, is conducted in compressed CO¿2? as a solvent, wherein the complex comprises a perfluorinated group. Further, a process for the polymerisation ...  
WO/1999/008993A1
An aromatic ester (meth)acrylate dendrimer which is composed of a central unit derived from an aromatic compound having carboxyl groups and branching units each derived from an aromatic compound having one hydroxyl group and two carboxyl...  
WO/1999/005127A1
A compound of formula (I), wherein R?1¿ and R?2¿ are independently selected from saturated fluorocarbon substituted side chains, such as NR?5¿(CH¿2?)¿n?C¿m?F¿2m+1?, O(CH¿2?)¿n?C¿m?F¿2m+1?, S(CH¿2?)¿n?C¿m?F¿2m+1?, NR?5¿S(O...  
WO/1998/055444A1
The invention relates to itaconate derivatives of general formula (1) or (2) or salts thereof wherein R?1� represents hydrogen atom, lower alkyl or phenyl-lower alkyl in which the benzene ring can be substituted by lower alkyl; R?2� ...  
WO1998033878A3  
WO/1998/044915A1
Ophthalmic compositions containing biocompatible, bioadhesive polymerizable amphipathic mesophase materials useful for repairing retinal tissue tears or retinal detachments are disclosed. In one embodiment, the polymerizable materials, w...  
WO/1998/038260A1
A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; and a polymerizingly effective amount of a photoinitiator to accelerate the rate of cure is prov...  
WO/1998/036002A1
Compounds have the general formula (II), in which A stands for hydrogen or C�1-9?-alkyl; G and E independently represent O or NH; d and a independently represent an integer from 2 to 10; R?1� and R?2� independently represent C�1-...  
WO/1998/033878A2
Disclosed are carbonates of general formula (I): A-O-CO-OR?3�, in which A is a radical (Ia) R?1�R?2�C=N- or a radical (Ib), or the hydromidesters of the general formula (I) or the polymer derivates thereof are used with radicals ha...  
WO/1998/031719A1
The present invention teaches a composition which provides gas, flavor, and aroma barrier to substrates, where the composition is formed by mixing an ethylenically unsaturated acid and a polyamine, wherein said polyamine has a crosslinke...  
WO/1998/030090A1
Disclosed are cyanoacrylate compositions comprising a compatible antimicrobial agent and, in particular, a compatible iodine containing antimicrobial agent. These compositions provide for $i(in situ) formation of an antimicrobial polymer...  
WO/1998/030092A1
Antimicrobial cyanoacrylate compositions are applied to suturable wound surfaces to close the wound surface.  
WO/1998/028258A1
The invention provides, as contrast signal generator in MR imaging of the digestive tract, paramagnetic metal chelates of novel acrylic compounds of formula C(R?1�R?2�)=CR?3�-CO-Z-A (1) and/or C(R?1�R?2�)=CR?3�-CO-Z-A-Z-CO-CR...  
WO/1998/024761A1
A cross-linkable polymeric casting composition including an effective amount of an acrylic or methacrylic di- or polythiol monomer of the formula (1) wherein p is an integer of 0 or 1, M and M' are each spacer groups selected from one or...  
WO/1998/018455A1
The invention concerns a method for preparing nanoparticles formed of a statistic polymer of at least one compound of formula (I) in which A represents a group (a) or a group (b); R�1? and R�2?, identical or different, represent a C...  
WO/1998/010920A1
In accordance with the present invention, there are provided novel compositions based on a defined maleimide moiety. Invention compositions have excellent moisture resistance (and hence are much less prone to give rise to 'popcorning'), ...  
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...  
WO/1998/000388A1
This invention relates to a process for producing 2-substituted succinate esters of formula (I) by reacting (a) a dicarboxylic compound with a first alcohol R'O[CHR''.CH�2?O]�x?H where x is 0 or an integer from 1-6 in the presence of...  
WO/1997/049676A1
This invention relates to ethylenically unsaturated polymerizable monomers of formula (I) wherein Y is (a, b, c, d, e, f, g, h or i) wherein A is (j, k, l, m, n or o) wherein each R is individually H, -(-CqH2q-O-)m-R2, (p), etc., which a...  
WO/1997/049686A1
New classes of acyl imidazolidinones of formula (I) wherein A is -NH- or -O-; wherein Y is -CH=CH-, (a), or (b); wherein R is H, an alkyl group having from 1 to 24 carbon atoms, (c) or (d), wherein Z is -CH2-, (e), (f) or (g) with the pr...  
WO/1997/049685A1
New classes of urea/ureido functional compounds of formula (I), wherin Y is (a), (b) or (c), wherein A is (d), (e) or (f), wherein B is (g), (h) or (i), and compositions containing the same are disclosed which are particularly suitable f...  
WO/1997/047585A1
Fluorinated polyfunctional (meth)acrylates esters of general formula (1), compositions, low-refractions materials, and antireflection films made by using the same. In said formula, X is C1-C14 fluororalkyl having 3 or more fluorine atoms...  
WO1997025365A3  
WO/1997/030021A1
Fluorinated polyfunctional (meth)acrylic esters represented by general formula (1), a fluoromonomer composition containing the same, a material with a low refractive index obtained by curing the monomer composition, and a lowly reflectiv...  
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...  
WO/1997/018255A1
Thermosetting polymers with high temperature capability for composite and adhesive applications are disclosed. Inhibitors for improving pot life, gel time and storage stability are disclosed. These polymers are ideally suited for adhesiv...  
WO/1997/018254A1
Thermosetting polymers with high temperature capability and superior oxidative stability for composite and adhesive applications are disclosed. These polymers are ideally suited for adhesives and RTM, resin film infusion, and prepreg met...  
WO/1997/013752A1
The invention relates to compounds of formula (I), in which R is H, C1-C12alkyl, phenyl, (C1-C4alkyl)phenyl, phenyl-C1-C4alkyl, halogen, C2-C12alkynyl or C1-C12alkoxy, X is NR', NCOR' or O, and Y is R'' or R''-CO-, where R'' is C2-C6alke...  
WO1996039156A3  
WO/1997/008215A1
Novel acrylates, allyl ethers and allyl carbonates represented by general formulae (I) to (IV). A solid polyelectrolyte comprising a novel polymer composed of such a monomer as a polymeric matrix, has a high ionic conductivity and is sta...  
WO/1997/000273A1
A polymer useful as a solid support for a variety of applications is provided. The polymer is prepared from a composition comprising at least one type of olefinic monomer and a multifunctional (meth)acrylate cross-linker of formula (I), ...  
WO/1996/041841A1
Polymer for antifouling coatings which comprises units corresponding to the following monomers: A) 5 to 100 mol-% of one or more c ompounds of general formula (I), in which: X = H, CI, Br or F; R = Ph(R1)m or benzyl; R1 = each independen...  

Matches 301 - 350 out of 3,724