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WO/2000/007464A2 |
The invention relates to a method for producing an antioxidatively active extract which can especially be used for stabilizing foodstuffs and cosmetic agents. According to the method, non-enzymatically browned grain germs (e.g. wheat ger...
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WO/2000/002974A1 |
The invention relates to antifreeze concentrates which are characterized in that they a) comprise at least one alcohol which can be mixed with water and which lowers the freezing point; b) at least one corrosion inhibitor; and c) at leas...
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WO/1999/067430A2 |
The invention relates to novel analytic substrates of general formula (I), wherein R1; R2 and R3 are the same or differ from one another and are R4, CH¿2?-ONO¿2?, CH¿2?-OR¿5?, CH¿2?-X, COOR5, COX, CH¿2?-COOR¿5?, or CH¿2?-COX, whe...
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WO/1999/067222A1 |
The use of halo-benzotriazoles as corrosion inhibitors in aqueous systems is disclosed. Specific isomers of chloro-methylbenzotriazole were found to be more effective corrosion inhibitors than tolyltriazole in the presence of chlorine.
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WO/1999/066062A1 |
The present invention provides a process for the preparation of 3 monoesters of flavonoids comprising the following steps: a) chemical esterification of flavonoid with an aliphatic acyl group having from 1 to 18 carbon atoms to give the ...
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WO/1999/064717A1 |
The invention relates to the utilization of vinyl formamide homopolymers or copolymers for inhibiting gas hydrates.
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WO/1999/062985A2 |
The present invention is related to a polymer composition containing stabilizers including natural flavonoid and/or natural phenol and/or natural polyphenols. Because the polymer composition of the present invention does not contain any ...
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WO/1999/062896A1 |
Disclosed is polyoxypropylenepolyoxyethylene vitamin E, represented by formula (I). It is prepared by subjecting vitamin E to polyethoxylation and then, to polypropoxylation to a proper extent. The vitamin E is of superior anti-oxidation...
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WO/1999/061396A1 |
A method for stabilizing an unsaturated polymerizable organic compound from premature polymerization includes addition thereto of an imidazoline or imidazolidine compound, optionally with ring substituents including hydroxyl, oxyl, or ox...
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WO/1999/060072A1 |
The invention relates to substance mixtures comprising (A) compounds containing vinyl groups; (B) an effective quantity of a mixture which inhibits premature polymerization of the compounds containing vinyl groups, said inhibiting mixtur...
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WO/1999/055797A1 |
The invention concerns a composition for preventing radical polymerisation of ethylenically unsaturated monomers characterised in that it comprises at least a benzenetriamine derivative corresponding to general formula (I) wherein: the r...
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WO/1999/054394A1 |
A stabilizer composition for organic polymeric materials which comprises (a) a 6-hydroxychroman compound, (b) a phosphorus compound antioxidant selected among biphenylene phosphonite compounds, aryl phosphite compounds, pentaerythritol p...
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WO/1999/048996A1 |
Synergistic composition and method of use are disclosed. The compositions comprise a quinone methide derivative and a hydroxylamine compound. These compositions demonstrate synergism at inhibiting the polymerization of a vinyl aromatic m...
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WO/1999/048997A1 |
Organic materials, especially polyolefins, having excellent stability against oxidative, thermal or light-induced degradation comprise, as stabilisers, ($g(a)) at least one compound of formula (A), wherein n' is a number from 1 to 6, R'Â...
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WO1998053026A9 |
An oxygen scavening composition composed of a carrier and a metal coated, inert, porous particulate material having the metal substantially in a zero valence state. The composition is contained within the interior cavity of a container t...
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WO/1999/044972A1 |
The present invention relates to a polymerization inhibitor which comprises: (a) at least one compound selected from the group consisting of a compound having a NO radical in its molecule and a precursor capable of forming a NO radical a...
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WO/1999/043762A1 |
A description is given of products obtainable by reacting components a), b), c) and, if desired, d), where component a) is a compound of formula (I) or a mixture of compounds of formula (I), component b) is a compound of formula (II) or ...
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WO/1999/038944A1 |
The invention concerns solid granulates of a system comprising at least a hydrophobic organic active substance (for example an active detergent substance) encapsulated in solid particles of an alkali-water soluble organic polymer derived...
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WO/1999/031031A1 |
A stabilizer composition comprising a) an N-alkyl morpholine and b) a straight-chain or cyclic aliphatic amine containing no heteroatoms other than N with a boiling point of at least 150 °C. The stabilizer composition is useful for stab...
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WO1999005206B1 |
An ultraviolet light stabilization additive package is used in an encapsulant material that may be used in solar cell modules, laminated glass and a variety of other applications. The ultraviolet light stabilization additive package comp...
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WO/1999/028411A1 |
For the storage of foodstuffs which are susceptible to oxidative degradation it is proposed to use powdered metal - and especially aluminium - in wet-corrosion compositions using strong corrosion agents, and specifically materials (such ...
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WO/1999/027010A1 |
An oxygen scavenging composition composed of a carrier and an ascorbate based agent impregnated inert, porous particulate material distributed throughout the carrier. The composition is contained within the interior cavity of a container...
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WO/1999/020686A2 |
The present invention relates to compounds containing dual substitutions of an aromatic amine and hindered phenol functionality useful as stabilizers for organic materials. These compounds are of general formula (I) wherein $g(f) is form...
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WO/1999/019539A2 |
Corrosion in aqueous alkanolamine, physical solvents, or combination of alkanolamine and physical solvent solutions used to remove acid gases from natural gas, synthetic gas, or light hydrocarbon streams can be reduced by addition of mix...
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WO/1999/015603A1 |
The invention concerns a composition for preventing radical polymerisation of ethylenically unsaturated monomers characterised in that it comprises at least a cathechol derivative and at least an aromatic ether.
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WO/1999/015604A1 |
An interlayer material for fire resistant laminates comprising a water soluble, glass forming metal phosphate, a water soluble char forming component and a binding agent. The material can be cast-in-place.
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WO/1999/015035A1 |
A composition for inclusion within a cigarette, cigar or pipe. The composition can be included within the tobacco itself, a filter for filtering tobacco smoke once burned or even within the paper or wrapper surrounding the tobacco produc...
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WO/1999/014206A1 |
The invention relates to new compounds containing 1-8 active groups of the type 3,3,6,6-polysubstituted 2-morpholinone and having the formula (F), (A'-Z)¿m?-X, wherein m is a number from 1 to 8; X is an organic anchor group of valency m...
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WO/1999/014287A1 |
The specification discloses a polymer blend especially well-suited for coating paperboard substrates used in food packaging, particularly acidic or acid-generating foods such as fruit and vegetable juices. The blend contains an acid-acti...
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WO/1999/010456A1 |
The oil content of bran can be stabilized by the addition of a stabilizing agent to grain prior to, during or after milling of the grain, particularly rice. The treatment improves the yield of edible oil attainable when the oil is extrac...
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WO/1999/010251A1 |
Oxygen scavenging compositions comprising at least one reducible organic compound which is reduced under predetermined conditions, the reduced form of the compound being oxidisable by molecular oxygen, wherein the reduction and/or subseq...
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WO/1999/009112A1 |
The invention relates to a new UV-protected electrochromic solution containing at least one reducible substance and at least one oxidizable substance, OX¿2? or RED¿1?, interconnected via a binding link. The inventive solution is advant...
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WO/1999/009108A1 |
The invention relates to low-viscosity, aqueous refrigerating brines based on alkali metal acetates and/or formates with improved corrosion control. Said refrigerating brines are characterized in that they contain 0.2-5 wt.% alkali metal...
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WO/1999/007664A1 |
In a process for stabilising (meth)acrylic acid esters against unwanted radical polymerisation, a mixture of polymerisation inhibitors which contains at least one nitroxyl radical and/or at least one organic compound with at least one ni...
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WO/1999/005706A1 |
A chemical mechanical polishing composition and slurry comprising a composition capable of etching tungsten and at least one inhibitor of tungsten etching and methods for using the composition and slurry to polish tungsten containing sub...
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WO/1999/003915A1 |
This invention discloses synergistic blends of phosphites and lactones having a base structure of 3-phenylbenzofuran-2-one with or without other additives as stabilizers for polymers, particularly during melt processing as evidence by ch...
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WO/1999/001410A1 |
An alpha-tocopherol is diclosed as a polymerization inhibitor effective against vinyl monomer polymerization. Alpha-tocopherol was found to inhibit polymerization of acrylonitrile and diolefines such as isoprene and butadiene. Alpha-toco...
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WO/1998/059016A1 |
The invention concerns a composition for preventing the radical polymerisation of ethylenically unsaturated aromatic monomers characterised in that it comprises at least a dinitroaromatic derivative selected among dinitrosalicylaldehydes...
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WO/1998/058891A1 |
The invention relates to mixtures consisting of: (a) a compound having general formula (I) R?1¿R?2¿N-A-NR?3¿R?4¿, in which R?1¿-R?4¿ and A have the meanings given in the description; (b) a compound having general formula (II) R?8¿...
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WO/1998/058038A1 |
The invention relates to a mixture of substances containing one or several compounds with vinyl groups as constituent (A) and a stabilizer (B) as another constituent containing one or several easily volatile nitroxyl compounds as constit...
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WO/1998/056852A1 |
The invention relates to a non-volatile UV-stabilizing mixture for siloxane paint systems, containing hydrolyzable silanes which in turn contain hydroxybenztriazols and epoxide groups. The resulting UV-stabilized paint systems are partic...
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WO/1998/054173A1 |
Compounds of formula (I), wherein n is a number from 2 to 14; R�1? is for example C�1?-C�18?alkyl or C�5?-C�12?cycloalkyl; R�2? is for example C�2?-C�12?alkylene; A is for example acetyl, (C�1?-C�4?alkoxy)carbonyl, (C...
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WO/1998/051759A1 |
An improved composition and a method of scavenging oxygen using said composition which comprise oxidizable organic compounds, transition metal catalysts in combination with certain photoinitiators is disclosed. The method comprises initi...
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WO/1998/051690A1 |
The invention relates to new compounds of the general formula (III), where the substituents have the meaning assigned to them in the description, a method for producing said compounds and mixtures with other compounds. The compounds of f...
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WO/1998/051168A1 |
An iron-based oxygen scavenging packet is set forth in which the rate of uptake of oxygen is increased by virtue of the presence of an oxygen uptake accelerator such as water which is introduced into the packet. Methods of increasing the...
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WO/1998/051758A1 |
An oxygen scavenging composition or system is provided comprising an oxygen scavenging material, a photoinitiator, and at least one catalyst effective in catalyzing an oxygen scavenging reaction, wherein the photoinitiator comprises a be...
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WO/1998/050371A1 |
New 2,2'-bis(6-benzotriazolylphenol) compounds of general formula (1), wherein A represents methylene or the like; R?1� and R?5� each represents hydrogen, alkyl or the like; R?2� represents hydrogen or the like; R?3� represents a...
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WO/1998/047893A1 |
Compounds belonging to the group of enamines consisting of derivatives of $g(b)-keto-esters, or $g(b)-keto-amides or 1,3-diketones with primary or secondary aliphatic or aromatic amines carrying at least one sterically hindered amine gro...
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WO/1998/046717A1 |
The invention concerns the use of a coated antioxidant system, in detergency, to minimise colour fading and the resulting compositions. It is applicable to industrial as well as domestic clothes washing. It consists in the use of a coate...
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WO/1998/046554A1 |
A novel process for the production of the natural antioxidant, carnosic acid, by extracting it from rosemary leaves with an aqueous solution of a lower alkyl alcohol in the presence of a water soluble acid is described. The extraction of...
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