Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 3,647

Document Document Title
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...  
WO/1993/002088A1
Linear or cyclic germanium compounds are provided for use as biocompatible oil in human or animal biology and have formula (I), wherein n = 1-50, and radicals R are the same or different and are selected from hydrocarbyl radicals.  
WO/1993/000879A1
Glassy coatings are made by curing in situ a coating of a sol gel of tetraethoxysilicon, water, alcohol, and the alkoxides of: Al, Ti and Na; or of Na and Zr. The coating may be applied to teeth as a dental fissure sealant or varnish to ...  
WO/1993/001226A1
A polymeric composite of an organic polymer and an inorganic glassy polymer and a process for making such composites which are useful as protective coatings and as nonlinear optical elements.  
WO/1992/016028A1
Ionically conducting polymer materials, their preparation and their use as a solid electrolyte are disclosed. The materials consist of a solid solution of one or more salts in a polymer and are characterized in that the transport and mob...  
WO/1992/015099A1
Derivatives of macrocyclic compounds capable of forming columnar stacks in the solid phase such as porphyrin and phthalocyanines which are capable of forming hydrogen bonds have been found to exhibit enhanced conduction properties. A pre...  
WO/1992/009549A1
A process for the preparation of a zinc-containing polymeric material which process includes providing a divalent metal compound including zinc; a polyhydroxy compound; and a catalyst; mixing the divalent metal compound and the polyhydro...  
WO/1992/005778A1
A method for encapsulating biologically-labile materials such as proteins, liposomes, bacteria and eucaryotic cells within a synthetic polymeric capsule, and the product thereof, are disclosed. The method is based on the use of a water-s...  
WO/1992/002571A1
An amorphous ionically conductive macromolecular solid having improved ambient temperature ionic conductivity. It comprises a macromolecular solid which carries a negative charge and has a positively charged ionic species associated with...  
WO/1992/001005A1
Olefin polymerization catalysts, and methods for their preparation, comprising a metallocene and the reaction product of a hydrocarbylaluminum with a trihydrocarbylboroxine. The catalyst may be homogeneous or supported.  
WO/1991/018942A1
Polyphosphazenes are produced by polymerizing a silylated phosphinimine in the presence of an initiator, preferably an anionic initiator at temperatures below those typically necessary for such polymerization reactions. The polyphosphaze...  
WO1991012555A3  
WO/1991/012555A2
The specification identifies dithiolenes which give good performance as the critical region of an optical switch. The dithiolenes have the formula shown in Figure 1 wherein: (A) the R groups, any two of which may be the same or different...  
WO/1991/009080A1
The invention provides fibers formed of a blend of metal oxide, such as titanium or zirconium oxide, with etheric phosphazene. The invention optionally contains salt for antistatic fibers. The composition of the invention is formed by pr...  
WO/1991/009033A1
A polymer composition is disclosed composed of morpholino subunit structures linked together by uncharged, phosphorous-containing chiral linkages, one to three atoms in length. These chiral linkages join the morpholino nitrogen of one su...  
WO/1991/008241A1
New hybrid materials prepared by incorporating a metal alkoxide sol, which is adapted to yield a high refractive-index metal oxide (e.g., titanium dioxide or zirconium dioxide), with a high refractive-index organic polymeric component (e...  
WO/1991/007522A1
The invention concerns complexes of a metal of group 8 to 11 of the periodic table with at least one organic ligand, characterized by the fact that the complex is in oligomeric to polymeric multi-nucleus form and the organic ligand conta...  
WO/1991/005003A1
A phosphonium compound of formula (I), wherein n is an integer equal to or higher than 2; x is between 1 and n, and Ay, for y between 0 and n, represents N or P, said compound comprising at least two phosphonium of which at least one is ...  
WO/1991/004668A1
A composition intended for disinfecting liquids and/or surfaces or for preserving food or drink. The composition comprises at least one quaternary phosphonium compound and at least one quaternary ammonium compound of formula (I) having a...  
WO/1991/002766A1
Phosphine oxide-containing polyarylene ethers and sulfides can be reacted with organoamines to form novel graft copolymers (with monofonctional amines) or novel crosslinked thermosetting network compositions (with multifunctional amines)...  
WO1990012835A3  
WO/1990/012835A2
A method is provided for preparing preceramic polymers and silicious ceramic materials which derive therefrom. The preceramic polymers are polysiloxanes which are synthesized by catalytically activating Si-H bonds in a hydridosiloxane st...  
WO/1990/011323A1
The invention provides a blend of metal oxide, such as silicon oxide, with etheric phosphazene. The invention optionally contains salt for antistatic coatings. The composition of the invention is formed by preparing solutions of etheric ...  
WO1990010315A1
This invention provides an all-solid-state battery comprising a compound represented by the following general formula as a solid electrolyte (3): [A]u.({[N=P(Z)2].(MX)v}w), wherein a) A represents a single ionic polymer or its mixture wh...  
WO/1990/010316A1
This invention provides a secondary lithium battery comprising layered vanadium penta-oxide as a positive electrode active material (1), a substance which can occlude and release lithium ions as a negative electrode active material (3), ...  
WO/1990/008978A1
The present invention provides an antistatic composition comprising a binder, a cyclic phosphazene, and a salt that complexes with the cyclic phosphazene. The cyclic phosphazene has general formula (I) wherein x is 3 or 4. R1 and R5 each...  
WO1990007198A1
This invention provides a totally solid secondary cell in which an oxide film of a laminated structure represented by the general formula (V2?O5?)x.(A)y.zH2?O (where x + y = 1, 0 < y 0.5, z = 0.1 to 1.6, and A denotes one or more oxides ...  
WO/1990/005160A1
Chemiresistive gas sensors made from monomeric phthalocyanines suffer from changes in conductivity with varying humidity and are limited in their application. Polymeric films of general formula (XMO)n of a phthalocyanine or ''related str...  
WO/1989/010928A1
Platinum(amine) complexes, when covalently linked to a water-soluble, biodegradable or biostable polymer, exhibit high antitumor activity at low dosages of platinum against L1210 and solid tumors. The complexes are platinum square planar...  
WO/1989/006261A1
A heat- and corrosion-resistant composition comprising a metal alcoholate, a hardening agent, a filler, and an organic solvent.  
WO/1989/003848A1
An organic condensation polymer made by reacting in solution a first compound having at least two anionic carbon sites bonded to each other either directly or through a chain of 1 to 30 carbon atoms, including a bisacetylide or a first c...  
WO/1989/002453A2
An improved process for the preparation of aluminoxanes comprising contacting an aluminoxane precursor such as a hydrocarbyl substituted aluminum compound with a porous organic or inorganic aqueous imbiber material containing water sorbe...  
WO1989002453A1
An improved process for the preparation of aluminoxanes comprising contacting an aluminoxane precursor such as a hydrocarbyl substituted aluminum compound with a porous organic or inorganic aqueous imbiber material containing water sorbe...  
WO/1988/010280A1
New soluble preceramic polymers formed by reacting B10H14-nRn, (where R is a lower alkyl group having from 1 to about 8 carbon atoms, a substituted or unsubstituted cycloalkyl group having from 3 to about 8 carbon atoms, a substituted or...  
WO/1988/005064A1
Polyphosphazenes which can be formed into a membrane having a high affinity for a separated substance and an excellent flexibility and even a thin membrane having a high strength and an excellent permeability, a process for their prepara...  
WO/1988/002003A1
A process for preparing tractable preceramic precursors of Group IIIA metal/Group VA nonmetal compounds, such as BN, in which a first reactant containing a Group VA nonmetal to hydrogen bond, such as ammonia or an amine is reacted with a...  
WO/1987/005298A1
Silazanes and related compounds are prepared by (a) providing a precursor containing at least one Si-N bond, cleaving an Si-N bond in the precursor in the presence of hydrogen or a hydrogen donor, and reacting the cleavage product with a...  
WO/1986/006377A1
Si-N groups in silazanes (which may be siloxazanes) are cleaved in the presence of a suitable catalyst or one or more reactants containing an Si-H group and an N-H group (in the same molecule or in different molecules) are reacted in the...  
WO/1986/002344A1
Process for the preparation of linear polychlorophosphazenes having a terminal group -PXCl2, X representing O or S, wherein a monomer having the formula P2NXCl5 is polycondensated by heating in pressure and temperature conditions appropr...  
WO/1984/002526A1
In a transverse phosphite process for preparation of polynucleotides, a 5' reactive resin nucloside is reacted with a bifunctional phosphorus (III) reagent to produce a monofunctional resin nucleosidophosphorus (III) intermediate. This i...  
WO/1984/001160A1
Novel compositions comprising a high concentration of one or more extended chain homopolymer, copolymer, or block polymer and certain polyphosphoric acids are prepared. Such compositions are optically anisotropic (liquid crystalline), ca...  
WO/1983/001778A1
The present invention relates to polymers having a biodegradability adjustable as desired, as well as to the preparation method thereof. Said polymers are characterized in that they are comprised of bifunctional oligomers bound by pyroph...  
WO/1980/000704A1
The organometallic inorganic polymers of this invention have organo groups covalently bonded to pentavalent metal atoms, such as phosphorus, arsenic and antimony. The pentavalent metal atoms are, in turn, covalently bonded by an oxygen l...  
WO/1980/000703A1
The solid organometallic inorganic polymers of this invention have organo groups covalently bonded to phosphorus atoms. The phosphorus atoms are, in turn, covalently bonded by an oxygen linkage to tetravalent metal atoms. When formed in ...  
WO/1979/000367A1
Aqueous dispersions of polyphosphazene polymers are prepared by dissolving the polymer in a volatile organic solvent, then combining with water under agitation and heat to evaporate solvent leaving the aqueous dispersion for use in coati...  
JP2020521725A
In this specification, it is a coordinated complex of formula (I), [Formula 1]----- is a coordinate bond among a formula, M is metal among a formula, and it is X.1X2X3X4X5X6And X7It is chosen respectively independently of Is and a hetero...  

Matches 551 - 600 out of 3,647