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7838621 Preparation of supramolecular polymer containing quadruple hydrogen bonding units in the polymer backbone  
The present invention relates to a supramolecular polymer comprising quadruple hydrogen bonding units within the polymer backbone, wherein at least a monomer comprising a 4H-unit is incorporated in...
7838622 Dope and process for the production of fiber from the dope  
This invention is to provide a dope that has excellent formability and can be formed into a fiber, a film, pulp-shaped particles and the like by a wet method. This invention is also to provide a...
7834131 Asymmetric polymer film, method for the production and utilization thereof  
The present invention relates to an asymmetric polymer film, in particular based on polazoles, a method for the production of the same and its use. The polyazole-based asymmetric polymer film...
7834130 Process for the production of polybenzimidazole from a tetraminobiphenyl and an isophthalic acid  
A single-stage melt polymerization process is demonstrated for production of a polybenzimidazole which comprises the following steps. First, a high intensity reactor having a means for controlling...
7795372 Polymer film based on polyazoles, and uses thereof  
The present invention relates to a novel polymer film and also polymer fibers and polymers based on polyazoles, which can, owing to its excellent chemical and thermal properties, be used for a...
7776996 Continuous method for the production of polyamides  
A continuous process for producing polyamides, their oligomers or mixtures thereof, if appropriate with further reaction products, comprises reaction of aminonitriles or dinitriles and diamines or...
7741010 Laser-decomposable resin composition and pattern-forming material using the same  
A laser-decomposable resin composition, includes: (A) a polymer compound containing a structure represented by formula (0) as a repeating unit in a main chain of the polymer compound: wherein R1...
7696298 Poly(arylenebenzimidazole) polymers and copolymers  
Polymers and copolymers of formula I: in which m is typically 30 to 500 and n is 0 to 500; Ar is for example, 1,2-phenylene, 1,3-phenylene, 1,4-phenylene, or 2,6-pyridylene; Ar2 and Ar3 are...
7504475 Process for a two stage melt polymerization for the production of polybenzimidazole  
A process is presented for the production of high molecular weight polybenzimidazole, in two steps. Step one: provide a first reaction vessel and charge it with at least one aromatic hydrocarbon...
7244803 Poly-o-hydroxyamide, polybenzoxazole from the poly-o-hydroxyamide, electronic component including a polybenzoxazole, and processes for producing the same  
A dielectric for aluminum and copper metalizations is stable at high temperatures. Surprisingly, in spite of the elimination of water during the cyclization, the polymeric dielectrics are very...
7173102 Facially amphiphilic polymers as anti-infective agents  
Facially amphiphilic polymers and articles made therefrom having biocidal surfaces are disclosed. The polymers can inhibit the growth of microorganisms in contact with the surface or in areas...
7138483 Monomers, conjugated polymers and electronic devices using such polymers  
The energy levels (HOMO, LUMO) of the conjugated polymer are tuned independently, so that an energy match on both sides of the device can be accomplished while keeping the emission color in the...
7064176 Coating material for electronic components  
The invention relates to novel polyhydroxyamide compounds that, in the form of their oxazoles, ane suited as a coating material, particularly for electronic components. The invention also relates...
7038007 Process for a continuous polymerization for the production of high molecular weight polybenzimidazole  
A process for a single-stage melt polymerization for the production of a high molecular weight polybenzimidazole which comprises the steps of: providing a reaction vessel having a means for...
7030206 Polymer electrolyte and proton-conducting membrane  
To provide a sulfonic acid group-containing polymer having improved hot water resistance and radical resistance (durability), a solid polymer electrolyte including the polymer, and a...
7022808 Polymers  
A polymer having a plurality of 5–6 membered unsaturated rings which may be the same or different, linked together by way of linker chains to form a backbone, at least some of said 5–6 membered uns...
7005185 Quick cure carbon fiber reinforced epoxy resin  
An epoxy composition includes an epoxy resin, a latent curing agent, and a catalyst. The composition includes two epoxide groups per molecule, and the latent curing agent is preferably a...
6998464 Method for producing a solution consisting of a polymer containing recurrent azole units, solutions produced according to said method and use of the same  
The present invention relates to a method of preparing a solution of a polymer comprising recurring azole units, which comprises dissolving a sufficiently dried polymer comprising recurring azole...
6987163 Modified polybenzimidazole (PBI) membranes for enhanced polymer electrochemical cells  
The invention relates to a modified polybenzimidazole (PBI), membranes that are fabricated from these polymers, and their use in electrochemical applications. These membranes have high ionic...
6979719 Coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group  
The invention pertains to a coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group. The invention also comprises a...
6900284 POLY-O-HYDROXYAMIDES, POLYBENZOXAZOLES, PROCESSES FOR PRODUCING POLY-O-HYDROXYAMIDES, PROCESSES FOR PRODUCING POLYBENZOXAZOLES, DIELECTRICS INCLUDING A POLYBENZOXAZOLE, ELECTRONIC COMPONENTS INCLUDING THE DIELECTRICS, AND PROCESSES FOR MANUFACTURING THE ELECTRONIC COMPONENTS  
Poly-o-hydroxyamides are cyclicized to obtain polybenzoxazoles. The poly-o-hydroxyamides provide effective filling of trenches. In particular, the poly-o-hydroxyamides can fill trenches having a...
6828412 Degradable polymers  
A polymer comprising: a polymeric backbone comprising at least one unit having the structure (I), wherein R-R4 comprise groups selected from the group consisting of H, C1-C12 alkyl, C6-C18 aryl,...
6750317 Material and additive for highly crosslinked chemically and thermally stable polyhydroxyamide polymers  
Polyhydroxyamides are polymerized to form highly-crosslinked, temperature-stable polymers. The polyhydroxyamides include as their central, parent structure a benzenetricarboxylic acid to which side...
6740633 Polyelectrolyte complexes and a method for production thereof  
Polyelectrolyte complexes of cationic and anionic polymers which consist of (a) cationic condensates of (i) at least one amine and (ii) a crosslinking agent from the group consisting of...
6642347 Amine-terminated hyperbranched quinoxaline-amide polymers  
Amine-terminated hyperbranched quinoxaline-amide polymers having repeating units of the formula: are useful to initiate bismaleimide polymerization and to increase the toughness of thermosets such...
6586561 Rigid rod ion conducting copolymers  
Sulfonated polyimide polymers incorporating bulky monomers are disclosed. The polymers have a liquid crystalline structure and exhibit high conductivity, high water uptake and water stability over...
6569954 Composites from blends of advanced oligomers  
The physical properties of high performance composites can be tailored by using blends to make the composites. The resulting composites are relatively easy to make and have long-term, high...
6518392 Dielectric compositions, preparation thereof, and integrated circuit devices fabricated therewith  
A novel dielectric composition is provided that is useful in the manufacture of integrated circuit devices and integrated circuit packaging devices. The dielectric composition is prepared by...
6410677 Resin composition for insulating material, and insulating material produced from said resin composition  
The present invention provides an insulating material showing excellent thermal propeties and electrical properties in semiconductor applications. That is, the present invention provides: a resin...
6355357 Flexible printed board, polyamic acid and polyamic acid varnish containing same  
A flexible printed board, in which a polyimide resulting from the imidation of a polyamic acid obtained by the addition polymerization of diamines and acid dianhydrides is formed as an insulating...
6340739 Polyamide and process for producing the same  
A polyamide having repeating units represented by formula (1), wherein R1 represents a divalent hydrocarbon residue optionally having in the structure a heteroatom having no active hydrogen. The...
6288208 Highly branched oligomers, process for their preparation and applications thereof  
The present invention relates to a highly branched polyamide oligomer of the general formula (I) as hereinabove defined, to the process for preparing and branched oligomers and to different uses...
6235868 Porphyrinogenic resin systems and polymers derived therefrom  
Polymerisable resins which comprise a porphyrinogenic ring system obtained by the reaction of:(a) one or more compounds selected from the group consisting of pyrrole and N-(lower)alkyl pyrroles,...
6228977 Nonlinear optically active copolymers  
The nonlinear optically active copolymers according to the invention are polyadducts of at least one organic di- or polycyanate and a nonlinear optically active compound, i.e. a chromophore. These...
6204356 Polybenzoxazole resin and precursor thereof  
Heat resistant polybenzoxazole resins useful as layer insulation films and protective films for semiconductor, layer insulation films for multilayer circuits, cover coats for flexible copper-clad...
6171819 Acyl transfer with stabilized transition complex using catalyst with catalytic imidazole (e.g. histidine) function  
The invention relates to a method of performing a chemical reaction between a reagent and a substrate, involving an acyl transfer mechanism, in the presence of an imidazole-based catalyst capable...
6153350 Polybenzoxazole and polybenzothiazole precursors  
The polybenzoxazole and polybenzothiazole precursors of the invention have the following partial structure: ##STR1## where: A1 to A6 are--independently of one another--H, F, CH3, CF3, OCH3, OCF3,...
6147183 Amphoteric amine based polymers having a net cationic charge and process for their production  
Amphoteric amine based polymers having a net cationic charge, wherein the polymers are obtained by reacting (a) at least one amine with (b) at least one crosslinking agent, in a molar ratio of...
6133661 Rotating electric machine usable in radioactive environment  
The invention relates to a rotating electric machine including a coil of a wire having thereon an insulating coating comprising a polybenzimidazole. This rotating electric machine is stably...
6132852 Multilayer wiring substrate and method for production thereof  
A multilayer wiring substrate using a resin composition comprising polyquinoline compound and bismaleimide compound as essential ingredients between wiring-carrying resin layers as insulating...
6133405 Polyalkanolamide tackifying resins for creping adhesives  
Water soluble polyalkanolamides and a process to prepare same by reacting polycarboxylic acid or its anhydride, ester or halide derivative with at least one alkanolamine and optionally with a...
6111056 Cyclic amine based polymers and process for their production  
A cyclic amine containing polymer substantially free of primary and secondary amino groups which is prepared by reacting: a) an amine selected from the group consisting of: i) cyclic amines having...
6100366 Cyclic imino ether group containing polymer and production process therefor  
The present invention provides: a cyclic imino ether group containing polymer with an extremely reduced amount of residual cyclic imino ether group containing monomer; and a production process...
6063961 Process for preparing cocondensates of aspartic acid amines  
A process for preparing cocondensates of aspartic acid and amines by heating aspartic acid and amines in the presence of acidic catalysts comprises supplying the feed region of the extruder with...
6025457 Molten-salt type polyelectrolyte  
Novel molten-salt type polyelectrolytes are disclosed which contain as an essential ingredient a molten salt polymer obtained by reacting an imidazolium derivative, such as a 1,3-dialkylimidazolium...
6015631 Luminescent compound for an electroluminescence display device  
An organic polymer compound is synthesized by introducing an electron donor and an electron acceptor into a main polymer chain through chemical bonds in the mixing system at a molecular level. An...
5998573 Amino resin composition  
A novel amino resin composition produced by reacting one of or a mixture of more than two triazine derivatives of Formula I: ##STR1## wherein, R1, R2, R3, R4, R5 and R6 each represent an...
5998569 Environmentally stable optical filter materials  
A composition of matter comprising a polyamic acid/ester having an amide pendant group directly substituting an acid site of the polyamic acid is provided, which composition when cured provides a...
5990269 Copolymer of vinylpyrrolidone and vinylimidazole  
The improved water-soluble photosensitive resin composition comprises a high-polymer compound represented by the general formula (I): ##STR1## (where X is Na, K or NH4) and a water-soluble polymer...
5959070 Rigid rod and ladder polymers; a process for making said polymers; a process of producing light using said polymers; and light emitting devices employing said polymers  
A class of rigid rod and latter polymers having light emitting capability is provided. Included in this class of polymers are those having novel repeating structural units. These rigid rod and...
Matches 1 - 50 out of 312 1 2 3 4 5 6 7 >