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Matches 501 - 550 out of 3,631

Document Document Title
WO/1997/023488A1
An organic alumino-oxy compound having an A1 to A2 ratio of 0.1 or below in the 27Al-NMR spectrum of the compound wherein A1 is the area of the region enclosed by both the segment, which joins the minimum point found between two consecut...  
WO/1997/022893A2
The invention relates to novel vitreous microlenses and optical filters and methods for their formation. This includes formation of inorganic oxide microlenses and optical filters on other objects, including the production of oxide glass...  
WO/1997/022653A1
The present invention is directed to a method of forming germanium-containing silicones in which germanium is incorporated into the siloxane backbone with Ge-O-Si bond or onto a carboxylated siloxane in a form such as the germanium ester...  
WO/1997/012891A1
A novel polymeric platinum complex represented by formula (I), wherein S, A, x, m and n are defined as above, a process for prepartion thereof, and the use thereof as an anticancer agent.  
WO/1997/009158A1
The present invention relates to methods and starting materials for forming molecular-sized grids or nets, or other structures based on such grids and nets, by creating molecular links between elementary molecular modules constrained to ...  
WO/1996/040254A1
A polyphosphazene polyelectrolyte immunoadjuvant having improved water solubility, a vaccine composition of the immunoadjuvant and an antigen or immunogen and methods of their use in producing or enhancing an immunoprotective response in...  
WO/1996/040672A1
Combinatorial libraries are constructed to include aminodiol monomer subunits connected by phosphodiester, phosphorothioate, or phosphoramidate linking moieties. Combinatorial libraries of the invention feature a plurality of functional ...  
WO/1996/040294A1
A composition and method for inducing a protective immune response to HIV-1 in an individual, of (a) a replication incompetent HIV-1, HIV-1 pseudovirus, HIV-1 VLP or oligomeric gp120; and (b) a water-soluble polyphosphazene polyelectroly...  
WO/1996/032967A1
Novel MRI contrast agents that comprise one or more metal-ion chelates in juxtaposition with one or more free-radical nitroxide compounds in a polymeric or oligomeric molecule. Both the chelate units and the free radical units may, indep...  
WO/1996/027630A1
The following ionically conductive polyphosphazenes have been synthesized: A) [NP(OCH2CH(CH2O(CH2CH2O)mR)(OCH2CH2)mR)2]n where m = 0 - 3, n ~ 15,000, R = CH3, and where m = 1, n ~ 15,000 R = (CH2)3CH3; B) [NP(O(CH2CH2O)mCH3)2]n; C) [NP(O...  
WO/1996/017844A1
Strapped porphyrins and electron-deficient porphyrins are provided, as well as processes and intermediates for their preparation. In certain embodiments, such compounds are prepared by nucleophilic displacement of leaving groups from met...  
WO/1996/017359A1
Ion-conductive polymers with high ion conductivity and containing covalently bound ion complexes of one of formulas (Ia-Ic), wherein M+ is H+, Li+, Na+, or K+; m is an integer in the range 0-4; m' is an integer in the range 0-7; m" is an...  
WO/1995/035343A1
An increase in the molecular weight of virgin polycondensates and polycondensate recyclates can be achieved by heating to above the melting point or glass transition temperature and by the addition of a diphosphonite.  
WO/1995/032736A1
A polymeric material that comprises a poly(organophosphazene) that contains at least (i) a substituent group that can be radiation cross-linked; and (ii) a substituent group that is susceptible to hydrolysis under the conditions of use, ...  
WO/1995/031459A1
A method of generating a compound capable of interacting specifically with a selected macromolecular ligand is disclosed. The method involves contacting the ligand with a combinatorial library of oligomers composed of morpholino subunits...  
WO/1995/030632A1
A method is provided for preparing ceramic precursors from hydridosiloxane starting materials and then pyrolyzing these precursors to give rise to silicious ceramic materials. Si-H bonds present in the hydridosiloxane starting materials ...  
WO/1995/029916A1
Electron-deficient porphyrins are provided, as well as processes and intermediates for their preparation. In preferred embodiments, the electron-deficient porphyrins are prepared by condensing pyrrole derivatives and removing water thus ...  
WO/1995/028966A1
The invention provides a dendrimeric compound comprising a dendrimeric backbone moiety with linked thereto a plurality of diagnostically or therapeutically active moieties, characterised in that the molecular skeleton of said compound co...  
WO/1995/029511A1
Solid polymeric electrolytes are composed of a solid polymeric matrix formed by polymerization of organophosphate compounds.  
WO/1995/028967A1
The invention provides a blood pool contrast agent having an overall molecular weight of at least 10KD comprising a macrostructure which has bound thereto a plurality of opsonization inhibiting moieties and carries chelated ionic paramag...  
WO/1995/028150A1
Chalcone- and cinnamate-bearing polyphosphazenes, and methods for their preparation, are disclosed. The polyphosphazene derivatives can be prepared by derivatizing polydichlorophosphazene with one or more chalcone or cinnamate groups, or...  
WO/1995/024368A1
Synthesis and characterization of polycarbynes, a new class of carbon-based random network polymers (1). The network backbones of the polymers are composed of tetrahedrally hybridized carbon atoms (101), each bearing one substituent and ...  
WO/1995/023160A1
Compounds are provided having structure (I), wherein the L groups are backbone segments, the Y and T groups are functional groups for interacting with target molecules of interest, the X groups are oxygen or sulfur and the E groups are H...  
WO/1995/020593A1
(1) A process for producing a pure organophosphorus alkyl ester compound represented by general formula (1), which comprises esterifying a reaction mixture formed by the reaction between a dichlorophosphine derivative and (meth)acrylic a...  
WO/1995/019184A1
Compositions, methods for preparing and methods of using contrast agent-filled polymeric microparticles for imaging are disclosed. In a preferred embodiment, air-encapsulating microparticles are formed by ionotropically gelling synthetic...  
WO/1995/018792A1
Novel pyrrolidine monomers bearing various functional groups are used to prepare oligomeric structures. The pyrrolidine monomers can be joined via standard phosphate linkages including phosphodiester, phosphorothioate, and phosphoramidat...  
WO/1995/018820A1
Novel ethylene glycol compounds bearing various functional groups are used to prepare oligomeric structures. The ethylene glycol monomers can be joined via standard phosphate linkages including phosphorothioate, phosphodiester, and phosp...  
WO/1995/016715A1
A process is described for flame-proofing organic polymeric materials by means of a low temperature plasma treatment in the presence of at least one volatile, low-molecular compound. The process comprises subjecting a volatile compound, ...  
WO/1995/012630A1
The compositions of this invention comprise uncrosslinked reaction mixtures comprising (1) at least one organic monomer, oligomer or polymer comprising a multiplicity of organic, electrophilic substituents, and (2) at least one metal-con...  
WO/1995/011528A1
Solid polymeric electrolytes are composed of a solid polymeric matrix formed by polymerization of organophosphorus compounds.  
WO/1995/007315A1
Unimolecular micelles, generally referred to as cascade polymers, are constructed via the addition of successive layers, or tiers, of designed monomers, or building blocks, that possess a predetermined, branched superstructure consisting...  
WO/1995/003356A1
Particles are provided that are not rapidly cleared from the blood stream by the macrophages of the reticuloendothelial system, and that can be modified to achieve variable release rates or to target specific cells or organs. The particl...  
WO/1995/002415A1
An immunoadjuvant soluble polyphosphazene polyelectrolyte is disclosed. In one embodiment, the polymeric adjuvant is a poly(organophosphazene) with (i) ionized or ionizable pendant groups that contain, for example, carboxylic acid, sulfo...  
WO/1995/002416A1
Water soluble polymers or polymeric hydrogels are used to encapsulate antigen to form vaccines. The antigen is mixed with a polymer solution, microparticles are formed of the polymer and antigen, and, optionally, the polymer is crosslink...  
WO/1995/002628A1
An immunoadjuvant soluble phosphazene polyelectrolyte is disclosed. In one embodiment, the polymeric adjuvant is a poly(organophosphazene) with (i) ionized or ionizable pendant groups that contain, for example, carboxylic acid, sulfonic ...  
WO/1994/024052A1
A method of making metal oxide clusters in a single stage by reacting a metal oxide with a substoichiometric amount of an acid in the presence of an oxide particle growth terminator and solubilizer. A method of making a ceramer is also d...  
WO/1994/021712A1
This invention relates to polymetallooxanes having moiety (I) wherein n is 1.5, 2, 3, 4, 5 or 6, M1 is selected from the group consisting of Si, Ge, Sn, Al, Ga, Ti, Zr or Hf, R1 and R2 are selected from the group consisting of H, OH, C1-...  
WO/1994/015882A1
Glassy coatings are made by curing in situ a coating of a sol gel of boron triethoxide, water, alcohol, and the alkoxides of: titanium and zirconium. A platey filler such as mica is present. The coating may be applied to teeth as a denta...  
WO/1994/014822A1
The present invention relates to polyvalent metal salts of a phosphoric diester represented by formula (1) and organo(poly)siloxanes modified with a polyvalent metal salt of a phosphoric diester having the structural units represented by...  
WO/1994/013730A1
This invention relates to a new class of novel inorganic-organic hybrid polymers that are formed from linear inorganic-organic hybrid polymers of varying molecular weight. These new high temperature oxidatively stable thermosetting polym...  
WO/1994/012442A1
The present invention relates to new glass/polymer composites and methods for making them. More specifically, the invention is glass/polymer composites having phases that are at the molecular level and thereby practicably indistinguishab...  
WO/1994/006851A1
Particulate expandable thermoplastic polymers containing a) at least one organic boron-silicon compound, b) at least one thermoplastic polymer and c) a foaming agent, process for producing them and the foamed materials made with the use ...  
WO/1994/004614A1
Porphyrins substituted with, for example, vinyl and acetylene groups are provided, along with polymers containing the same. In preferred embodiments, the substituted porphyrins are prepared by coupling halogenated porphyrins with anionic...  
WO/1993/025605A1
The present invention relates to a lacquer obtained by the process comprising the steps of: (i) precondensation of: a) 1 to 10 mol % of at least one zirconium compound of the formula ZrR4; b) 20 to 94 mol % of at least one organic silane...  
WO/1993/022373A1
A flame-retardant additive is provided comprising a source of phosphorus and a polymer or oligomer which is a phosphorus/nitrogen-containing oligomer or polymer. These additives are found to be particularly suitable for use in polymer ma...  
WO/1993/016988A1
Perhalogenated sultone-derived monomers, a preparation method therefor, polymers produced therefrom, and uses thereof for producing ionically conductive materials. The monomers are cpmpounds having the following formula: A-CFX-SO2Z, wher...  
WO/1993/012256A1
This invention relates to a new electrochemiluminescent (ECL) label for oligonucleotides using phosphoramidite chemistry.  
WO/1993/012468A1
This invention relates to novel radiation sensitive compositions. More particularly the invention relates to photoresists containing phosphorus and nitrogen linked polymers; i.e., polyphosphazenes, useful in the preparation of a relief p...  
WO/1993/008122A1
Contrast agent for X-ray imaging, consisting of a halogenated, especially iodinated or brominated, derivative of boron, having characteristics necessary for its use in X-ray imaging. The contrast agent may be used for imaging a corporeal...  
WO/1993/006148A1
Compounds used as contrast agents in MRI are described. The compounds comprise a copolymer comprising at least two of a first monomer of the formula: X¿1?-(CHR¿2?CHR¿2?-Y)¿n?-(CHR¿2?)¿m?-CHR¿2?CHR¿2?-X 2?, wherein X and X¿2? a...  

Matches 501 - 550 out of 3,631