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Ciba-Geigy Corporation Patents
Assignee:
Ciba-Geigy Corporation
Address:
Tarrytown, NY
No. of patents:
6795
Patents:












Patent Number Title Of Patent Date Issued
5618965 Process for preparing aromatic nitriles April 8, 1997
Process for preparing a nitrile of the formula (I) ##STR1## in which R.sub.1, R.sub.2 and R.sub.3 are for example hydrogen, halogen, cyano, hydroxyl, carboxyl, alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, aryl, aryloxy, arylthio or arylamino, or R.sub.2 and R.sub.3 togethe
5618963 Process for the preparation of sterically hindered hydroxybenzylphosphonates April 8, 1997
A process is described for the preparation of hydroxybenzylphosphonates of the formula I ##STR1## which involves A) reacting a phenol of the formula II ##STR2## with an amine of the formula III ##STR3## formaldehyde or paraformaldehyde and a protonic acid H.sub.n A to g
5618871 Phenyl phosphites for use as stabilizers for organic materials April 8, 1997
Novel compounds of the formula I and formula II ##STR1## in which R and R.sub.1, independently of one another, are hydrogen or C.sub.1 -C.sub.4 alkyl or together with the carbon atom to which they are attached form a 3,4-dehydrocyclohexylidene ring,R.sub.2 is hydrogen, C.sub.1 -C.sub
5618778 Additives for lubricants April 8, 1997
The present invention relates to a composition containing a lubricant or hydraulic fluid and in an effective amount to improve extreme pressure and anti-wear properties of said lubricant or hydraulic fluid of at least one compound of the formula II ##STR1## R.sup.1, R.sup.2, and
5618774 Selective safened herbicidal composition April 8, 1997
A selective herbicidal composition for controlling grasses and weeds in crops of cultivated plants, comprising, in addition to inert carriers and adjuvants, as active component a mixture ofa) a herbicidally effective mount of a N-phenylsulfonyl-N'-triazinylurea of formula I ##STR1##
5618690 Method of using an ER-located endoprotease April 8, 1997
The invention concerns novel DNA molecules encoding a modified, endoplasmic reticulum-located "dibasic processing endoprotease" and the use of said endoplasmic reticulum-located "dibasic processing endoprotease" for the correct processing of heterologous polypeptides in transformed hosts
5618343 Pigment compositions for coatings April 8, 1997
The present invention relates to pigment and coating compositions that are used to prepare pigmented coatings that exhibit geometric metamerism or metallic flop. The pigment compositions comprise a small particle size pigment and a flop-enhancing agent, which flop-enhancing agent is a co
5616787 Process for the preparation of alkylated aromatic carboxylic acids and acyl halides April 1, 1997
The invention relates to a process for the preparation of polyalkylated aromatic carboxylic acids of formula I ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are each independently of one another hydrogen, C.sub.1 -C.sub.20 alkyl, halogen or C.sub.5 -C.sub.8 cycl
5616780 Bisphenol ester derivatives April 1, 1997
The novel compounds of the formula I ##STR1## in which A is a group of the formula IIa or IIb, ##STR2## Y is oxygen, methylene, ethylidene or a >C.dbd.C(CH.sub.3).sub.2 group, Z is nitrogen, ##STR3## R.sub.1 and R.sub.2 are, for example C.sub.1 -C.sub.5 alkyl, R.sub.3
5616774 Inhibition of unsaturated monomers with 7-aryl quinone methides April 1, 1997
Ethylenically unsaturated monomers are protected from premature polymerization during manufacture and storage by the incorporation therein of an effective stabilizing amount of a 7-aryl quinone methide compound.
5616725 Pyrrolo[3,4-C]pyrrole synthesis April 1, 1997
Pyrrolo[3,4-c]pyrroles of formula ##STR1## wherein D and E are each independently of the other a group of formula ##STR2## The symbols Q, R.sub.8, R.sub.9, R.sub.10, R.sub.11, X, Y, Z, m and n are as defined in claim 1.These pyrrolo[3,4-c]pyrroles are distinguished by outstanding
5616695 Azo dyes containing a 1-alkyl-6-hydroxy-4-methyl-3-sulfomethyl-pyrid-2-one coupling component April 1, 1997
The invention relates to azo dyes of formula ##STR1## wherein R.sub.1 is acryloyl, .alpha.-haloacryloyl, .alpha.-methylacryloyl or .alpha.,.beta.-dihalopropionyl, R.sub.2 is C.sub.1 -C.sub.5 alkyl which is unsubstituted or substituted by halogen, cyano, hydroxy, sulfo, sulfato or
5616637 Polyethers containing hindered amine side chains as stabilizers April 1, 1997
The invention relates to polyethers of the formula I ##STR1## in which m is 0 or 1; n is an integer in the range from 3 to 100; R.sup.1, in the case where m is 0 or 1, is C.sub.1 -C.sub.36 alkyl or C.sub.7 -C.sub.36 aralkyl, each of which is unsubstituted or substituted by C.sub.
5616633 Liquid epoxy resin composition April 1, 1997
The present invention provides a liquid epoxy resin composition that includes an epoxy resin, at least one filler and an inorganic thixotropic agent in an amount effective to reduce settling of said filler at ambient temperatures. The composition further includes a polymer powder that
5616602 Topically administrable zinc phthalocyanine compositions April 1, 1997
A topically administrable pharmaceutical composition comprising (A) zinc phthalocyanine complex, (B) as carrier for the complex, (i) a N-alkylpyrrolidone together with a pharmaceutically acceptable co-solvent for the complex, (ii) dimethyl sulphoxide or a mixture thereof with a pharm
5616590 Plant microbicides April 1, 1997
Compounds of the formula I ##STR1## in which a) X is CH and Y is N; orb) X is N and Y is CH; and in whichZ is a C.sub.1 group to which there are bonded 1-3 halogen atoms or 1-3 substituted or unsubstituted hetero atoms O, S and/or N are suitable for controlling and preventing microbi
5616287 Antistatic and electrically conducting composition April 1, 1997
The action of thermoplastic polymers to whose polymer backbone aliphatic or cycloaliphatic groups are bonded via a group --O--, --O--CO--, --CO--OR.sup.22 --OCO-- or --CO--O--, said aliphatic or cycloaliphatic groups being substituted by Cl, Br and/or iodine in the .alpha.-, .beta.-,
5614606 Polyamic acids and polyimides March 25, 1997
Polyamic acids and corresponding polyimides are prepared by reacting polyfunctional amines, aromatic polyfunctional anhydrides or esters thereof, and allyl-nadic anhydride end capping agents, the resulting products exhibiting excellent properties and being suitable for the preparatio
5614572 Benzofuran-2-ones as stabilizers March 25, 1997
The invention relates to compounds of formula I ##STR1## wherein the general symbols are as defined in claim 1, as stabilisers for protecting organic materials against thermal, oxidative or light-induced degradation.
5614395 Chemically regulatable and anti-pathogenic DNA sequences and uses thereof March 25, 1997
The present invention provides chemically regulatable DNA sequences capable of regulating transcription of an associated DNA sequence in plants or plant tissues, chimeric constructions containing such sequences, vectors containing such sequences and chimeric constructions, and transgenic
5614126 Solventless curable resin composition, in particular for the fabrication of prepregs March 25, 1997
The invention relates to a substantially solventless curable resin composition, in particular for the fabrication of prepregs, which contains more than 45% by weight of substances which are solid at ambient temperature at least or at lower temperature, and which, in addition to compr
5614013 Pigment compositions March 25, 1997
A pigment composition comprising (A) an azo pigment, (B) an azo reaction product of (i) a diazonium salt of a primary aromatic amine having a carboxyl group or sulphonic acid group meta or para to an amino group with (ii) a coupling component comprising one or more unsubstituted or s
5612463 Fibre-reactive dyes and dye mixtures and their use March 18, 1997
The invention relates to dye mixtures which contain dyes of the formulae ##STR1## and to dyes of the formula ##STR2## in which A.sub.1, A.sub.2, A.sub.3, B, B.sub.1, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, Z.sub.1, Z.sub.2, X.sub.1, X.sub.2 and X.sub.3 are as defined in
5612409 Organosiloxanes having nitrogen-containing and ether group-containing radicals March 18, 1997
Aqueous solutions or dispersions of organooligosiloxanes or organopolysiloxanes that include one or more nitrogen-containing side chains and in which a radical containing a polyoxyalkylene unit is bonded to the second Si atom of the chain are suitable for treating fiber materials. A
5612391 Functionalized photoinitiators, macromers thereof, and the use thereof for contact lens March 18, 1997
Contact lenses formed from compounds of formula I: ##STR1## are disclosed. The compounds are photoinitiators which can be functionalized by means of ethylenic groups or can be bonded to H-active substances, in order, for example, to modify surfaces by means of photopolymerizable
5612389 Functionalized photoinitiators, macromers thereof, and the use thereof March 18, 1997
Compounds of formula I: ##STR1## are disclosed. The compounds are photoinitiators which can be functionalized by means of ethylenic groups or can be bonded to H-active substances, in order, for example, to modify surfaces by means of photopolymerizable substances. The compounds a
5612361 Apparatus for removing components from solutions March 18, 1997
A dispensing device having a container body defining a solution retaining chamber therein, the container having an outlet for dispensing the solution from the chamber and means for removing a component from the solution as the solution is dispensed from the chamber through the contai
5612340 Pyrimidineamine derivatives and processes for the preparation thereof March 18, 1997
N-phenyl-2-pyrimidineamine derivatives of formula (I) wherein the substituents are as defined in claim 1 are described. Those compounds can be used for example, in the treatment of tumour diseases. ##STR1##
5612338 Pyrazolyl acrylic acid derivatives, intermediates thereto, and in their use as microbicides March 18, 1997
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or methyl,R.sub.2 is hydrogen, halogen, OCH.sub.3, SCH.sub.3 or CN,R.sub.3, R.sub.4, R.sub.5 are each independently of one another hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.5 alkoxy
5612288 Selective herbicidal composition March 18, 1997
Compounds of the formula XI, wherein R, R.sub.4, R.sub.8 and R.sub.38 are as defined in claim 1, are useful as intermediates in the preparation of compounds of formula I. Mixtures of a herbicidally effective amount of a pyridylsulfonylurea of formula I, ##STR1## wherein R, R.sub.
5612093 Titanium and zirconium complexes of carboxylic acids as corrosion inhibitors March 18, 1997
Titanium and zirconium complexes of compounds of the formula I ##STR1## in which the general symbols are as defined in claim 1, are described as corrosion inhibitors in coating compositions for protecting metallic surfaces.
5611820 Process for dyeing wool-containing fibre materials March 18, 1997
The invention relates to a process for dyeing wool-containing fibre materials with anionic dyes, which comprises dyeing said materials in the presence of a wool protective agent containing at least one compound of formula ##STR1## wherein the variables are as claimed in the claim
5611464 Container for preserving media in the tip of a solution dispenser March 18, 1997
A container, composition and method for preserving treatment solutions, in which the composition includes weak and strong preservatives. The dispensing container includes media within a dispensing tip which media removes or alters the strong preservative, while allowing the weak pres
5610300 Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their March 11, 1997
Compounds of the formulae I and Ia and their racemates ##STR1## in which A is --CH.sub.2 -- or --CH.sub.2 CH.sub.2 --, R.sub.1 is hydrogen or a protective group, R.sub.2 is hydrogen or a protective group or a radical forming a phosphorus-containing nucleotide bridge group and B is a
5610211 2,2,6,6-tetramethylpiperidine derivatives for use as stabilizing agents for organic materials March 11, 1997
Compounds of the formula (I) ##STR1## in which n is zero or 1, X denotes a group of formula (II), ##STR2## R.sub.1 and R.sub.5 are e.g. hydrogen, R.sub.2, R.sub.3 and R.sub.4, which may be identical or different, are C.sub.2 -C.sub.12 alkylene, R.sub.6 is e.g. hydrogen or C.s
5610195 Ornithine decarboxylase inhibiting branched aminooxy amino alkane derivatives March 11, 1997
Compounds of formula (I) in which (a) four of the radicals R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are hydrogen and the others independently of one another are in each case C.sub.1 -C.sub.2 alkyl, these groups being bonded to the same carbon atom or to two different c
5610178 Macrolides and the use thereof March 11, 1997
Compounds of the formula ##STR1## wherein R.sub.1 is hydroxy, 2-hydroxyethoxy, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkanoyloxy, halogen, amino, azido, a keto, p-nitrobenzenesulfonyl or a pyranyloxy group of the formula ##STR2## wherein X is a group of the formula ##
5610153 Benzazepinone derivatives March 11, 1997
The invention relates to substituted 3-amino-1-arylalkyl-benzazepin-2-ones of the general formula ##STR1## wherein Ar is aryl;X is --O-- or --S(O).sub.n -- and n is 0, 1 or 2;X.sub.1 is C.sub.1 -C.sub.2 alkylene or a direct bond;R.sub.1 is hydrogen, lower alkyl, aryl-lower alkyl or acyl;
5610042 Methods for stable transformation of wheat March 11, 1997
The present invention is drawn to the production of fertile transformed wheat plants. The method involved subjecting wheat tissues to high velocity microprojectile bombardment, selecting for transformed cells, and regenerating stably transformed fertile plants from the transformed cells.
5610038 Thiangazole, its preparation, compositions and use thereof March 11, 1997
The invention relates to compounds of the following general formula I ##STR1## especially the compound of formula Ia referred to as thiangazole ##STR2## their pharmaceutically acceptable acid addition salts, processes for their preparation and therapeutic compositions and composi
5609868 Pharmaceutical compositions comprising hybrid .alpha.-interferon March 11, 1997
The present invention provides a stable aqueous solution of hybrid .alpha.-Interferon which contains as the stabilizer a buffer at a pH of from 3.0 to 5.0.
5609246 Blister pack for an optical lens March 11, 1997
The blister pack comprises a base portion and a cover layer. The base portion comprises a hollow chamber that contains a soft hydrophilic contact lens and a sterile aqueous preserving solution, and a substantially flat flange that extends right round the outside of the hollow chamber
5607987 2-(2-hydroxy-3-.alpha. cumyl-5-tert nonyl or dodecyl phenyl)-2H- Benzotriazole UV Absorbers March 4, 1997
Soluble and thermally stable benzotriazole UV absorbers typified by those of formula I ##STR1## where R.sub.1 is hydrogen or chloro, R.sub.2 is alkyl or --CH.sub.2 CH.sub.2 COOR.sub.4 where R.sub.4 is hydrogen, alkyl or alkyl substituted with hydroxyl, and R.sub.3 is .alpha.-cumy
5607698 Method of preserving ophthalmic solution and compositions therefor March 4, 1997
A preservative for ophthalmic solutions having an active ingredient is provided, having a hydrogen peroxide content of about 0.001% to about 0.10% by weight; and diethylene triamine penta(methylene phosphonic acid) or a physiologically compatible salt thereof, present at about 0.002% to
5607624 Process for the preparation of 3-arylbenzofuranones March 4, 1997
A process for the preparation of compounds of formula I ##STR1## wherein the general symbols are as defined in claim 1, which comprises reacting a compound of formula III ##STR2## wherein the general symbols are as defined in claim 1, with a compound of formula IV
5607518 Methods of deblocking, extracting and cleaning polymeric articles with supercritical fluids March 4, 1997
Methods of deblocking a polymeric article from a mold and/or removing undesirable materials from a polymeric article by applying supercritical fluids to the polymeric article. A preferred process is the treatment of ophthalmic lenses, such as contact lenses. Supercritical fluid, composed
5606095 2-aminooxymethylenephenylacetic acid derivatives February 25, 1997
2-Aminooxymethylenephenylacetic acid ester derivatives of the formula ##STR1## wherein Z.sub.1 and Z.sub.2 are hydrogen, halogen, hydroxy, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 haloalkoxy, C.sub.1 -C.sub.4 alkylcarbonyl, phenoxy
5606078 3,5-Disubstituted tetrahydrofuran-2-ones February 25, 1997
Compounds of formula I ##STR1## wherein R.sub.1 is free or esterified carboxy, hydroxymethyl or formyl,R.sub.2 and R.sub.4 are each independently of the other aliphatic, cycloaliphatic-aliphatic, araliphatic or heteroarylaliphatic radicals andR.sub.3 is azido, or amino that is aliphatica
5606057 Process for the preparation of 6-alkyl-4-(pyridin-3-yl-methyleneamino)-4,5-dihydro-1,2,4-triazin February 25, 1997
A process for the preparation of 6-alkyl-4-(pyridin-3-yl-methyleneamino)-4,5-dihydro-1,2,4-triazin-3(2H)-on e by the reaction of 4-amino-6-alkyl-3-oxo-2,3,4,5-tetrahydro-1,2,4-triazine with 3-cyanopyridine wherein the reaction is carried out under catalytic hydrogenation condition
5606034 Process for the preparation of azo dyes February 25, 1997
The invention discloses a process for the preparation of azo dyes using an aminodiphenylamine as diazo component. The process comprises reacting the amine, an alkali metal nitrite and a mineral acid continuously in the temperature range from 35.degree. to 65.degree. C. to give the diazo

 
 
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