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| Patent # | Description |
|---|---|
| US-5,326,876 |
Process for preparing an alkyl sulfonate derivative A process for preparing an alkyl sulfonate derivative comprises causing a nitrogen-containing heterocyclic compound represented by the following formula (1): ... |
| US-5,326,875 |
Alkylation of azaglycine derivatives A process for the preparation of alkylated azaglycine derivatives of the formula I is described in which X is an amino protective group, C.sub.1 -C.sub.8 ... |
| US-5,326,874 |
Process for preparing trans-piperidine-2,5-dicarboxylates Process for the preparation of a dialkyl trans-piperidine-2,5-dicarboxylate from a corresponding dialkyl cis-piperidine-2,5-dicarboxylate via a transsubstituted... |
| US-5,326,873 |
Palladium catalyzed addition of amines to 3,4-epoxy-1-butene A method of forming 4-amino-2-buten-1-ol using 3,4-epoxy-1-butene is disclosed. A nitrogen nucleophile (e.g., an amine) is reacted with 3,4-epoxy-1-butene in the... |
| US-5,326,872 |
Process for preparation of asymmetric isoindoline pigments This invention relates to a process for preparing asymmetric isoindoline pigments of the formula ##STR1## in which R.sup.1 is an electron-withdrawing group,... |
| US-5,326,871 |
Optically active pyrimidine compound, process for producing the same and
liquid crystal composition containing... An optically active pyrimidine compound represented by general formula (I): ##STR1## wherein R represents a fluoroalkyl group having 1 or 2 carbon atom(s), ... |
| US-5,326,870 |
Substituted sulfonamide derivative and a pharmaceutical composition
comprising the same Disclosed is a substituted sulfonamide derivative represented by formula (I) or a pharmaceutically acceptable acid addition salt thereof ##STR1## wherein A... |
| US-5,326,869 |
Chemical process A process for the preparation of a 5,7-diaryloxy-2-(2-heteroaryl)-triazolo[1,5-a][1,3,5]triazine, which comprises reacting a ... |
| US-5,326,868 |
Certain aryl fused pyrrolopyrimidines; a new class of GABA brain
receptor ligands The present invention encompasses structures of the formula: ##STR1## and the pharmaceutically acceptable non-toxic salts thereof wherein: ##STR2## and... |
| US-5,326,867 |
Pradimic acids, amides, and pradimicin derivatives The present invention relates to intermediates, pradimic acids and pradimic acid amides of the formula (II) ##STR1## wherein R is OH or NH.sub.2 ; R.sup.1... |
| US-5,326,866 |
Liquid azo dye and ink composition containing the same A liquid azo dye represented by the formula: ##STR1## (wherein, A stands for a phenylene group which may have a substituent, n is o or 1, Cp is a pyrazolone... |
| US-5,326,865 |
Arylazo and poly(arylazo) dyes having at least one core radical selected
from naphthyl or anthracyl and having... Arylazo and poly(arylazo) dyes having at least one core radical selected from naphthyl or anthracyl and having at least one 2,3-dihydro-1,3-dialkyl perimidine... |
| US-5,326,864 |
Method for the preparation of calcium-binding polycarboxy compounds
based on polysaccharides, and replacements... The invention provides a method for the preparation of a calcium-complexing polycarboxy compound by oxidising inulin in the presence of a low concentration of... |
| US-5,326,863 |
Azetidin-2-one derivatives as serine protease inhibitors The present invention relates to new 3-guanidinoalkyl-2-azetidinones of the formula ##STR1## wherein: U and W can be the same or different and are selected... |
| US-5,326,862 |
Process for the preparation of sulphinylpristinamycin IIB Preparation of (dialkylamino-2 alkyl) sulphinyl-26 pristinamycin II.sub.B by oxidation of (dialkylamino-2 alkyl)thitinamycin II.sub.B, by hydrogen peroxide in... |
| US-5,326,861 |
Preparation of organic macrocyclic compounds An improved process for preparing triazacyclo compounds and, in particular, 1,4,7-tritosyl-1,4,7-triazyacyclononane. The process involves reacting a ... |
| US-5,326,860 |
Pituitary adenylate cyclase activating protein precursor Disclosed are (1) a DNA containing a DNA segment coding for PACAP38; (2) a precursor protein of PACAP38; (3) a transformant containing a DNA having a DNA segment... |
| US-5,326,859 |
DNA and recombinant plasmid Disclosed is a recombinant plasmid having a gene which encompasses at least the entire coding region of human fibroblast interferon messenger RNA and a method... |
| US-5,326,858 |
Nucleic acid encoding N-acetylmuramidase M1 Disclosed are DNA sequences encoding N-acetylmuramidase M1, polypeptide products of recombinant expression of these DNA sequences, peptides whose sequences are... |
| US-5,326,857 |
ABO genotyping The genes defining the ABO histo-blood groups are disclosed. Methods for identification of histo-blood group ABO status are provided. The methods include the use... |
| US-5,326,856 |
Bifunctional isothiocyanate derived thiocarbonyls as ligands for metal
binding This invention relates to chelating agents useful for coupling metal ions to biologically active molecules. In particular, isothiocyanate derived thiocarbonyls... |
| US-5,326,855 |
Process for the manufacture of elastomers in particulate form A process and plant are disclosed for the manufacture of particulate or liquid elastomeric polymers suitable for the manufacture of a wide variety of commercial... |
| US-5,326,854 |
Flocculation process using lactam or vinyl sulfonate polymer A process capable of operation under hostile conditions for accelerating the sedimentation of suspended solids in an aqueous suspension using a flocculating... |
| US-5,326,853 |
Low formaldehyde, high gel fraction latex binder A low formaldehyde, high gel fraction latex binder is made utilizing a compound having the formula ##STR1## wherein R and R', independently, is an alkyl... |
| US-5,326,852 |
Method for production of alkylene oxide polymers The present invention is directed to a method for production of alkylene oxide polymers comprising reacting an alkylene oxide in an inert hydrocarbon solvent in... |
| US-5,326,851 |
Low-viscosity polyarylene sulfides The invention relates to low-viscosity polyarylene sulfides (PAS), preferably polyphenylene sulfides (PPS), which are produced with cycloaliphatic, unsaturated... |
| US-5,326,850 |
Molding materials based on unsaturated copolyamides Molding materials are composed of A) from 40 to 100% by weight of a copolyamide based on a.sub.1) from 1 to 20 mol%, based on the copoly- amide, of at least one ... |
| US-5,326,849 |
Method for producing an aromatic poly (thio) ether ketone A method for producing an aromatic poly(thio)ether ketone having repeating units of the following formula (II): ##STR1## wherein each of R.sup.1 to R.sup.12... |
| US-5,326,848 |
Thermotropic liquid crystal polyester Provided are novel thermotropic liquid crystal polyesters consisting essentially of the following structural units (1), (2) and (3) or those (2), (3), (4) and... |
| US-5,326,847 |
Hindered phenolic antioxidant; antioxidant containing hydrophilic
urethane polymer; dry cleaning solvent... The invention relates to a dry cleaning solvent resistant hydrophilic urethane polymer having about 0.5 to 10 weight percent of a hindered phenolic antioxidant... |
| US-5,326,846 |
Process for producing impact-resistant polyacetal resin composition A process for producing an impact-resistant polyacetal resin composition, which comprises mixing with shear a polyacetal resin (A), a thermoplastic polyurethane... |
| US-5,326,845 |
Moisture curable silicone-urethane copolymer sealants A moisture curable, one-part sealant composition comprising a silicone-urethane copolymer is provided. The copolymer is prepared via reaction of an alpha, omega... |
| US-5,326,844 |
Primer compositions A primer composition has blended therein an organic silicon compound having in a molecule at least one group of the formula: ##STR1## wherein R.sup.1 is a... |
| US-5,326,843 |
Method for making an alkali-soluble emulsion copolymer An emulsion polymerization process for making a low molecular weight alkali-soluble copolymer of a water insoluble monoethylenically unsaturated aromatic monomer... |
| US-5,326,842 |
Self-adhesive acrylate copolymers, a process for their preparation and
self-adhesive webs, which contain them A self-adhesive acrylate copolymer is provided which can be used to prepare self-adhesive webs. The acrylate copolymer is prepared by a combined suspension and... |
| US-5,326,841 |
Germicidal barriers Disclosed is an elastomeric article comprising the cross-linked, polymerized product of (i) a quaternary ammonium compound having the formula N.sup.+ R.sub.4... |
| US-5,326,840 |
Radiation-sensitive mixture containing novel polymers embodying units
composed of amides of .alpha.,... A radiation-sensitive mixture is disclosed that contains a polymeric binder having acid-cleavable side groups and a compound which forms a strong acid on... |
| US-5,326,839 |
Amorphous copolymers of two fluorinated ring monomers Copolymers of perfluoro(1,3-dimethyl-2,2-dioxole) with perfluoro(butenyl vinyl ether) and, optionally, with a third comonmer are amorphous in all monomer... |
| US-5,326,838 |
Method of preparing homopolymers of conjugate dienes and copolymers of
conjugate dienes with other dienes or... A method of preparing homopolymers of conjugate dienes and copolymers of conjugate dienes with other dienes or with vinyl aromatic compounds, by means of which... |
| US-5,326,837 |
Catalyst systems for syndiospecific polymerization of styrenes Syndiotactic polystyrene is produced in the presence of a catalyst comprising: (i) trimethylaluminum, (ii) at least one of the organotin compounds with general... |
| US-5,326,836 |
Process for the preparation of a flame retardant styrenic resin The present invention provides a process for preparing a flame retardant styrenic resin which comprises: (1) an initiation step wherein 3 to 10 parts by weight of a... |
| US-5,326,835 |
Multi-stage process for producing polyethylene The invention concerns a multi-stage process for producing polyethylene having a bimodal and/or broad molecular weight distribution in the presence of an... |
| US-5,326,834 |
Autoclavable containers comprising poly(aryl ether sulfones) having
environmental stress-crack resistance An autoclavable container comprising a poly(aryl ether) resin capable of withstanding at least 1000 cycles of steam sterilization at a stress level of 500 psi... |
| US-5,326,833 |
Liquid reactive compositions comprising polyisocyanates, epoxides and
solutions of alkali metal halides in... Reactive compositions liquid at a temperature lower than 70.degree. C., comprising: A) at least one organic polyisocyanate; B) a mono- or poly-epoxide, or a... |
| US-5,326,832 |
Powder paint and a polyester resin for powder paint The invention relates to a powder paint, comprising a polyepoxy compound, a polyester resin and customary additives, the polyester resin having an acid number... |
| US-5,326,831 |
Phenol terminated diester compositions derived from discarboxylic acids,
polyester polymers or alkyd polymers,... The present invention is directed towards a process for preparing non-liquid crystalline phenol-terminated diester compositions characterized by the structure of... |
| US-5,326,830 |
Process for preparing chain extended polymers and graft and block
copolymers The invention relates to a process for forming chain extended polymers and graft and block polymers and copolymers which comprises the steps of: (a) forming an... |
| US-5,326,829 |
Process for the production of activated polyethers Disclosed herein is a method of preparing an activated polyether polyol by reacting an aminoalcohol with a polyether terminated with a leaving group. |
| US-5,326,828 |
Tetrabenzylthiuram disulfide/urea cured elastomeric composition The current invention relates to the use of tetrabenzylthiuram disulfide/urea curative package for thermosetting rubber elastomers in an environmentally sound... |
| US-5,326,827 |
Heat-curable resin composition containing acrylic polymer having
alicyclic epoxide functions A curable resin composition comprising (a) an acrylic polymer having a plurality of alicyclic epoxide functions, and (b) an amount effective to initiate the... |
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