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


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Patent Number Title Of Patent Date Issued
5494889 Herbicides February 27, 1996
Thiadiazabicyclooctanes and thiadiazabicyclooctenes of formula I ##STR1## wherein the substituents are as defined herein, having good pre- and post-emergence selective herbicidal properties.
5494486 Mercerization wetting composition February 27, 1996
Mercerization wetting compositions comprising a compound of the formula ##STR1## where R.sub.1 is hydroxyl or --SO.sub.3 M,R.sub.2 is C.sub.4 -C.sub.18 alkyl,M is an alkali metal,n is 0 or 1, andm is from 2 to 6 are described. The mercerization wetting compositions of the invention are h
5493036 Fibre-reactive anthraquinone dyes, their preparation and the use thereof February 20, 1996
The invention relates to fibre-reactive anthraquinone dyes of formula ##STR1## wherein R.sub.1, R.sub.2, B, U, R and n are as defined in claim 1. The anthraquinone dyes of formula (1) are suitable for dyeing or printing hydroxyl group containing or nitrogen-containing fibre materials
5493032 Process for the preparation of substituted difluorobenzo-1,3-dioxoles February 20, 1996
The reaction of 2,2-difluorobenzo-1,3-dioxole with (a) an alkali metal or an alkali metal compound and then (b) a compound R.sup.1 -Z.sup.1 in which Z.sup.1 is a leaving group, or with an aldehyde produces compounds of formula I ##STR1##
5492954 Substituted 1,4-diamino-2-butene stabilizers and stabilized compositions February 20, 1996
N,N,N',N'-Tetrasubstituted 1,4-diamino-2-butenes where the substituents are alkyl, cycloalkyl, aralkyl, aryl or mixtures thereof provide effective antioxidant protection to lubricants and/or synthetic polymers.
5492949 Stabilized polyvinyl chloride February 20, 1996
Use of an inorganic or organic zinc compound and a terminal epoxide compound, optionally with chalk, gives a high level of stabilization of PVC.
5492652 Dithiopentacene derivatives, their preparation and the use thereof as electron acceptors in char February 20, 1996
The present invention relates to novel dithiopentacene derivatives, to a process for their preparation, to charge transfer complexes obtained from said dithiopentacene derivatives as electron acceptors and unsubstituted or substituted ferrocene, chalcogenated fulvalenes or aromatic nitro
5492564 Diketopyrrolopyrrole pigment with high chroma February 20, 1996
The pigment form of the diketopyrrolopyrrole pigment of formula ##STR1## having high saturation, characterised by a chroma C*.sub.ab of at least 45 in the CIELAB system when incorporated in a plasticised PVC pressed sheet. This pigment has superior opacity and an unexpectedly high ch
5491261 Poly-perfluoroalkyl-substituted alcohols and acids, and derivatives thereof February 13, 1996
Di-, tri- and poly-perfluoroalkyl-substituted alcohols and acids and derivatives thereof are described which are prepared from perfluoroalkyl iodides and di-, tri- or polyallyl alcohols or acids. These compounds contain two or more perfluoroalkyl-iodoalkyl or perfluoroalkyl-alkenyl g
5491158 Thiosemicarbazonethiones February 13, 1996
The invention relates to novel thiosemicarbazonethiones of formula (I) wherein R.sub.1 is lower alkyl, lower alk-2-en-1-yl or also lower alk-2-yn-1-yl, R.sub.2 and R.sub.3 are each independently of the other hydrogen or lower alkyl or, taken together, are lower alkylidene, R.sub.4 is
5491144 Substituted diaminophthalimides and analogues February 13, 1996
Compounds of formula I ##STR1## wherein Ar.sub.1, Ar.sub.2, A.sub.1, A.sub.2, R and X are as defined in the description, exhibit valuable pharmaceutical properties and are effective especially against diseases responsive to the inhibition of protein kinases, for example tumors. T
5490866 Process for washing off prints or dyeings on cellulosic textile materials February 13, 1996
A process is disclosed for washing-off prints or dyeings produced with dyes on cellulosic textile materials, which comprises treating the printed or dyed fabrics in an aqueous wash liquor with a washing-off formulation comprising(a) a polyvinyl pyrrolidone homopolymer or copolymer, and(b
5489695 Sulfonylureas February 6, 1996
N-Phenylsulfonyl-N'-pyrimidinyl-,-N'-triazinyl- and-N'-triazolylureas and -thioureas of formula I ##STR1## in which X is oxygen, sulfur, SO or SO.sub.2 ; W is oxygen or sulfur, R.sub.1 is hydrogen or methyl; R.sub.2 is hydrogen, fluorine, chlorine, bromine, iodine, (X).sub.n R.su
5489683 Piperidine-triazine compounds suitable for use as stabilisers for organic materials February 6, 1996
Novel piperidine-triazine compounds of the formula (Ia) and (Ib) suitable for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials. The meanings of R.sub.1, R.sub.2, R.sub.3, G.sub.1, G.sub.2, L.sub.1, L.sub.2, m and n are defined in the text. ##
5489636 Amorphous modification of 1,1',1"-nitrilo(tri-2-propyl-tris-[2,2'-ethylidene-bis(4,6-di-tert-but February 6, 1996
The new amorphous modification of 1,1',1"-nitrilo{tri-2-propyl-tris-[2,2'-ethylidene-bis(4,6-di-tert-butylph enyl)]phosphite } is obtained by cooling rapidly said compound from the melt to ambient temperature.This amorphous form is an effective process stabilizer for polyolefins, part
5489635 Crystalline modification of 1, 1', 1"- Nitril0 (tri-2-propyl-tris-[2,2'- ethylidene-bis (4, 6-di February 6, 1996
The new crystalline modification of 1,1',1"-nitrilo{tri-2-propyl-tris[2,2'-ethylidene-bis(4,6-di-tert-butylphe nyl)]phosphite} is obtained by crystallizing said compound from the melt at elevated temperatures.This crystalline form is an effective process stabilizer for polyolefins, pa
5489447 Carrier-bound ketocarboxylic acids as corrosion inhibitors February 6, 1996
A description is given of carrier-bound compounds of the formula I ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another are hydrogen, halogen, nitro, cyano, CF.sub.3, C.sub.1 -C.sub.15 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.2 -C.sub.15 alk
5488171 Phosphinate esters January 30, 1996
A compound of formula ##STR1## where R.sup.1 and R.sup.2 are independently a C.sub.1 -C.sub.10 aliphatic radical, or R.sup.1 is a C.sub.1 -C.sub.10 aliphatic radical and R.sup.2 is a C.sub.6 -C.sub.10 aromatic radical, and R.sup.3 is a C.sub.1 -C.sub.8 aliphatic radical, a C.sub.
5488160 Amidino compounds, their manufacture and method of treatment January 30, 1996
The invention relates to the compounds of the formula ##STR1##
5488140 4-substituted 2-aminoalk-3-enoic January 30, 1996
Substituted 2-aminoalk-3-enoic acid derivative of formula I ##STR1## wherein R.sub.1 is an aliphatic hydrocarbon radical that is substituted by hydroxy, and R.sub.2 is free or esterified carboxy, and their salts exhibit NMDA-antagonistic properties and are useful as active ingredient
5488119 Polymerisable photochromic naphthacenediones, polymers of these monomers, process for their prep January 30, 1996
Compounds of formulae I and II ##STR1## wherein D is H or --OR wherein R is phenyl and R.sub.1 to R.sub.4 are H or a substituent such as phenylthio, and one of the substituents R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is a group of formula IIIor R is substituted by a group of formula II
5488117 3-(acyloxyphenyl)benzofuran-2-one stabilisers January 30, 1996
Compounds of the formula (1) ##STR1## in which R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another, are hydrogen, C.sub.1 -C.sub.25 alkyl, C.sub.7 -C.sub.9 phenylalkyl, unsubstituted or C.sub.1 -C.sub.4 alkyl-substituted phenyl, unsubstituted or C.sub.1 -C.sub.4 al
5488112 Dimeric benzotriazoles as UV absorbers January 30, 1996
The invention relates to dimeric 2-(2'-hydroxyphenyl)benzotriazoles of the formula I ##STR1## in which p is 0 or 1; is C.sub.1 -C.sub.12 alkylene;R.sub.1 and R'.sub.1, independently of one another, are hydrogen, halogen, C.sub.1 -C.sub.18 aklyl, C.sub.1 -C.sub.18 alkoxy or --CN;R.sub
5488108 Triazine compounds as UV absorbers for photographic material January 30, 1996
A photographic material is described which comprises, on a base, blue-sensitive, green-sensitive and/or red-sensitive silver-halide emulsion layers and if desired a protection layer, a layer containing a UV absorber being arranged between the uppermost silver-halide emulsion layer an
5488102 Polymerisable carbohydrate esters, polymers therefrom and their use January 30, 1996
Compounds of formulae I and IawhereinR is a radically polymerisable hydrocarbon group,R.sub.3 is a direct bond, linear or branched C.sub.1 -C.sub.22 alkylene, C.sub.3 -C.sub.8 cycloalkylene or C.sub.6 -C.sub.14 arylene,A is the radical, reduced by a hydroxy group in a 2- or 3position, of a c
5487966 Photosensitive compositions January 30, 1996
Photosensitive compositions comprisinga) 5-95% by weight of a polyester of formula I, II or III ##STR1## wherein R.sub.1 is the radical of a cyclic anhydride of a dicarboxylic acid after removal of the --O--CO--O-- grouping, which radical may be substituted by C.sub.1 -C.sub.22 alky
5487761 Process for dyeing paper with disazo dyes January 30, 1996
The dyestuffs of the formula ##STR1## in which A, R.sub.1, M and n are as defined in claim 1, are suitable for dyeing paper with good light-fastness.
5486641 Solvent-free process for the preparation of the beta crystalline modification of 2,2',2"-nit January 23, 1996
The beta crystalline form of 2,2',2"-nitrilo[triethyl-tris-(3,3',5,5'-tetra-tert-butyl-1,1'-biphenyl-2, 2'-diyl) phosphite] is obtained by the thermal treatment of the phosphite compound at 125.degree. C. in the absence of any solvent.The beta crystalline form is an effective process stab
5486600 Fiber-reactive halotriazinyl or halopyrimidinyl disazo dyes January 23, 1996
Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R', A and Y.sub.1 are as defined in claim 1, are particularly suitable for dyeing or printing cellulosic fibre materials or naturally occurring or synthetic polyamide fibre materials with a high tinctorial
5486452 Devices and kits for immunological analysis January 23, 1996
New devices and kits for solid-phase immuno-assays comprising a solid porous support, preferably in the form of a sheet, where antigens or immuno-globulins or both of them are bound by direct application in any suitable geometry, e.g. as an assay of dots or lines. Such porous supports
5486213 Process for the dyeing of leather with dye mixtures January 23, 1996
Dye mixtures comprising at least two metal-free dyes, one of which contains two to eight sulfo groups and the other three to eight sulfo groups, the mixture comprising at most one dye having two sulfo groups, are used for the dyeing of leather. Preferably, a trichromatic dye mixture comp
5484943 Pyrrolo[3,4-c]pyrroles January 16, 1996
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
5484918 Process for the preparation of aqueous nicotinaldehyde January 16, 1996
A process for the preparation of an aqueous medium of nicotinaldehyde by the catalytic reduction of 3-cyanopyridine under hydrogen in the presence of Raney-nickel.
5484899 Fiber-reactive triazinyl dyes having a monoazo moiety with a 2,4-diaminobenzene sulfonic acid co January 16, 1996
The invention relates to compounds of the formula ##STR1## in which the variables are as defined in the claims. The compounds are suitable as dyes, in particular for dyeing and printing cellulosic fibre materials, and produce dyeings and prints with good all-round fastness proper
5484898 Fibre-reactive disazo dyes which contain three triazine groups January 16, 1996
The invention relates to compounds of formula ##STR1## wherein the variables are as defined in the claims. The compounds are suitable for use as dyes, especially for dyeing and printing cellulosic fibre materials, and give dyeings and prints of good fastness properties.
5484553 Aqueous, storable wetting agent which is low-foaming in application January 16, 1996
An aqueous, storable wetting agent which is low-foaming in application and contains a nonionic surfactant selected from the group of the partially end group blocked alkoxylated fatty alcohols is described, which contains(a) 10 to 80% by weight of a nonionic surfactant of the general formula
5482984 Synthetic polymer compositions containing charge transfer complexes, their preparation and the u January 9, 1996
A composition comprising a) a thermosetting, thermoplastic or structurally crosslinked polymer and b) a charge transfer complex of formula I in the form of a network of crystal needles in the polymer matrixwhereinA is a compound of formula II or a mixture of compounds of formula II ##STR
5482920 Triazinyl compounds with herbicidal activity January 9, 1996
Pyrimidinyloxy- and triazinyloxy- and pyrimidinylthio- and triazinylthio-butyric acid derivatives of formula I ##STR1## wherein Q is ##STR2## A is hydroxy or a group ##STR3## and the other substituents are as described in patent claim 1, and salts of compounds of form
5482655 Electrically conductive thermoplastic polymer formulations and the use thereof January 9, 1996
A formulation comprisinga) at least one polythiophene in oxidised polycationic form and containing structural repeating units of formula I ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other linear or branched C.sub.1 -C.sub.18 alkyl or C.sub.2 -C.sub.18 alkoxya
5482548 Pigment compositions January 9, 1996
The present invention provides a pigment composition comprising a diarylide pigment, a monoprimary amine, a diprimary amine and an inorganic compound having active oxide or hydroxide surfaces.
5482547 Silane-coated organic pigments January 9, 1996
Compositions comprisinga) an organic material of high molecular weight in the form of a paint or varnish or of a printing ink,b) a pigment composition comprising an organic pigment whose particle surface is provided with a tenacious coating of alkyl silicate, said coating being fixed by
5482514 Process for enhancing the whiteness, brightness and chormaticity of paper making fibres January 9, 1996
The present invention relates to the addition of photosensitising compounds to woodpulps and mixtures thereof for enhancing their whiteness, brightness and chromaticity, as well as to the paper making fibres so obtained and the use thereof.
5482372 Flow cell for calorimetric measurements January 9, 1996
A flow cell for calorimetric measurements comprises a body (2) with at least one flow channel (3), which extends between an inlet opening (4) and an outlet opening (5), and a thermoelectric detector (16) for monitoring temperature changes, which occur during chemical or biochemical proce
5481023 Process for the preparation of hydroxyphenylcarboxylates January 2, 1996
There is disclosed a process for the preparation of compounds of formula I ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other C.sub.1 --C.sub.8 alkyl, m is 0, 1, 2 or 3, n is 1 or 2, and A, if n 32 1, is OR.sub.3, and R.sub.3 is C.sub.4 -C.sub.20 alkyl or C.sub.
5481013 Carboxylic acid derivatives January 2, 1996
Compounds of the formula ##STR1## in which A is oxygen, sulfur or --NR.sub.1 --;B is C.sub.2 -C.sub.6 alkylene,D-E is --O--E, --S--E, --O--CH.sub.2 --E, --O--C(.dbd.O)--E, --O--C(.dbd.O)--O--E, --O--C(.dbd.O)--N(H)--E or --O--C(.dbd.S)--N(H)--E;E is phenyl; phenyl which is substituted by
5481002 Azolyl thermochromic compounds January 2, 1996
There are disclosed compounds ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently of one another hydrogen, a C.sub.1 -C.sub.12 alkyl group, a C.sub.1 -C.sub.12 alkoxy group, a C.sub.5 -C.sub.8 cycloalkyl group, a C.sub.5 -C.sub.8 cycloalkoxy group, a C.sub.5 -C.s
5480976 Reactive dyes containing a vinylsulfonyl-substituted 2-aminonaphthalene coupling component and a January 2, 1996
Reactive dyes of formula ##STR1## wherein X, Z, R.sub.1, R.sub.2, R.sub.3, R.sub.4 and m are as defined in claim 1, are particularly suitable for dyeing or printing cellulosic fiber materials or natural or synthetic polyamide fiber materials in high tinctorial yield, and give dye
5480946 Unsaturated urea polysiloxanes January 2, 1996
New styrene-functional polysiloxanes are described which are obtained by reaction of aminoalkyl functional polysiloxanes with styrene isocyanates. The styrene functional urea polysiloxanes have improved hydrolytic stability and are useful, either by themselves or in combination with
5480927 Method of increasing the concentration of radiation-absorbing agents in optical and ophthalmic l January 2, 1996
A method and composition useful in fabricating radiation-absorbing contact lenses, especially ultraviolet (UV) and visible (tint) light-absorbing lenses. The radiation-absorber is incorporated into a contact lens in the presence of a buffer which maintains the pH near neutral. Subsequent
5478958 Methyldioxolan December 26, 1995
The novel 2R,4S-2-ethyl-4-[(4-phenoxyphenoxy)methyl]dioxolan of formula I ##STR1## can be used as a pesticide. It is used to control especially insects in fruit and citrus crops.
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