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| Number | Title | Issue Date |
| 7695643 | Long wavelength shifted benzotriazole UV-absorbers and their use The invention relates to novel benzotriazole UV-absorbers having a long wavelength shifted absorption spectrum with significant absorbance up to 410-420 nm. Further aspects of the invention are a process for their preparation, a UV stabilized composition containing ... | 04/13/2010 |
| 7651635 | Polymer inhibition of vinyl aromatic monomers using a quinone methide/alkyl hydroxylamine combination The invention provides a composition of matter and a method of its use in preventing unwanted polymerization reactions. The composition comprises an inhibitor and a retarder. The inhibitor is highly effective. The retarder is reliable under extreme and emergency sit... | 01/26/2010 |
| 7435845 | Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability The invention thus provides the use of compounds of the formula (1) where R... | 10/14/2008 |
| 7344588 | Anti-skinning agents having a mixture of organic compounds and coating compositions containing them The invention relates to a process for preventing skinning of a coating composition comprising adding an anti-skinning agents containing mixtures of organic compounds (combinations of additives), whereby the organic compounds are selected from the groups of organic ... | 03/18/2008 |
| 7332535 | Stabilizer mixtures for the protection of polymer substrates A stabilizer mixture for one or more compounds of the general formula (1) and (1A) but preferably (1), wherein the groups R independently stand for an alkyl-, | 02/19/2008 |
| 7323502 | Flame retardant compositions Organic polymeric substrates, for example polyolefins such as polypropylene, can be made flame retardant by the incorporation of a synergistic mixture of (i) at least one compound selected from the group consisting of the (a) sterically hindered nitroxyl stabilizers... | 01/29/2008 |
| 7297734 | Process for preparing synergistic stabilizer mixtures The present invention describes a process for preparing a synergistic stabilizer mixture comprising the components of the general formulae (I), (II) and (III) in accordance with claim 1, characterized by the reaction of compounds of the formula (V) | 11/20/2007 |
| 7285372 | Radiation-sensitive elements and their storage stability Radiation-sensitive element comprising (a) a substrate with at least one hydrophilic surface and (b) a radiation-sensitive coating on at least one hydrophilic surface of the substrate, wherein the coating comprises: (i) at least one free-radical polymerizable monome... | 10/23/2007 |
| 7253222 | Antiskinning compound and compositions containing them The invention relates to anti-skinning agents containing mixtures of organic compounds (combinations of additives), whereby the organic compounds are selected from the groups of (a) organic hydroxylamines and (b) alkylamines and/or alkyl alkanolamines and also relat... | 08/07/2007 |
| 7235191 | Polypropylene resin compositions A polypropylene composition containing the components: a) a crystallizable polypropylene homopolymer, random copolymer, alternating or segmented copolymer, block copolymer or a blend of polypropylene with another synthetic polymer, and b) 0.001 to 5% relative to the... | 06/26/2007 |
| 7211675 | Antiozonant based on functionalized benzotriazole UV absorbers and the process thereof A process for the preparation of a novel antiozonant and antioxidant, based on functionalized benzotriazole UV absorbers, and the process for the preparation thereof having a general Formula I: wherein R1 | 05/01/2007 |
| 7166659 | Substituted 5-aryl-2-(2-hydroxyphenyl)-2H-benzotriazole UV absorbers, compositions stabilized therewith and process for preparation thereof Compounds of formula I or II where R is an aryl moiety, such as phenyl, naphthyl or biphenylyl, or is phenyl substituted by one or more trifluoromethyl, bromo or cyano, and E1 and E2 are ind... | 01/23/2007 |
| 7148274 | Substituted 5-aryl-2-(2-hydroxyphenyl)-2h-benzotriazole UV absorbers, compositions stabilized therewith and process for preparation thereof where R is an aryl moiety, such as phenyl, naphthyl or biphenylyl, or is phenyl substituted by one or more trifluoromethyl, bromo or cyano, and E1 and E2 are independently hydrogen, alkyl, aralkyl ... | 12/12/2006 |
| 7147506 | Flat film conductors comprising thermoplastic polyurethane The invention relates to flat film conductors comprising thermoplastic polyurethane and stabilised thermoplastic polyurethane comprising antioxidants and metal deactivators, preferably for use in flat film conductors. ... | 12/12/2006 |
| 7125475 | Nitrosophenols and C-nitrosoanilines as polymerization inhibitors Inhibitor blends that include both nitrosophenols and nitrosoanilines, optionally in combination with air or oxygen, reduce the premature polymerization of ethylenically unsaturated monomers. unsaturated monomers. ... | 10/24/2006 |
| 7125920 | Ultraviolet absorber for synthetic resin and synthetic resin composition containing the same The present invention relates to an ultraviolet absorber for synthetic resins composed of a triazine compound represented by the general formula (I) shown below (wherein R represents an alkyl group having 1 to 4 ... | 10/24/2006 |
| 7118689 | Stabilized polychloroethylenes Polychloroethylene, e.g., trichioroethylene and perchloroethylene, is stabilized with a stabilizing amount of a stable free radical stabilizer, e.g., a material having the 2,2,6,6-tetra(lower alkyl)-1-piperidinyloxy-yl free radical group, such as 2,2,6,6-tetramethyl... | 10/10/2006 |
| 7097789 | Thermoplastic containers exhibiting excellent protection to various ultraviolet susceptible compounds Novel thermoplastic articles that contain novel ultraviolet absorbing compounds that are liquid in nature, are extremely low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat any discoloring wi... | 08/29/2006 |
| 7094918 | Low-color ultraviolet absorbers for thermoplastic and thermoset high UV wavelength protection applications Novel ultraviolet absorbing compounds that are liquid in nature, are low in color (and thus permit use without the concomitant necessity of adding large amounts of other coloring agents to combat such discoloring), and are highly effective in providing protection in... | 08/22/2006 |
| 7081213 | Stabilizer mixtures for the protection of polymer substrates A stabilizer mixture for one or more compounds of the general formula (1) and (1A) but preferably (1), wherein the groups R independently stand for an alkyl-, | 07/25/2006 |
| 7077981 | Chlorate-containing stabilizer system with nitrogen-containing synergists for stabilizing halogen-containing polymers The invention relates to stabilizer systems, containing at least: a) a perchlorate salt; b) at least one or more compounds from the group consisting of carbamides, indole derivatives and enamines of formula (I), wherein n=1 or 2 and X=O or NR1; n=3–6 an... | 07/18/2006 |
| 7045647 | Blends of quinone alkide and nitroxyl compounds and polymerization inhibitors Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of: A) at least one nitroxyl compound, and B) at least one quinone alkide compound having an electro... | 05/16/2006 |
| 7034069 | High molecular weight hydroxyphenylbenzotriazole uv-absorbers for thin film applications The present invention relates to highly compatible, high molecular weight hydroxyphenylbenzotriazole UV-absorbers and for their use in protecting plants in green houses and the protection of foodstuffs, beverages, pharmaceuticals, cosmetics, personal care products, ... | 04/25/2006 |
| 7026380 | Stabilizer mixtures A stabilizer mixture containing A) either (A1) at least one compound of the formula in which R1 is for example hydrogen or C1–C8alkyl; R2, R3, R5 and R... | 04/11/2006 |
| 7022220 | C-nitrosoaniline compounds and their blends as polymerization inhibitors Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of at least one inhibitor selected from the group consisting of C-nitrosoaniline and quinone imine o... | 04/04/2006 |
| 7019053 | Stabilizer mixtures A stabilizer mixture containing A) for example at least one compound of the formula (I) wherein the radicals R1, independently of one another, are hydrogen, C1–C8alkyl, â€... | 03/28/2006 |
| 6995200 | Color improving stabilizing compositions comprising leucine The present invention relates to a stabilizer composition comprising a) at least one sterically hindered phenol, b) at least one phosphorus-containing secondary antioxidant, and c) at least one Leu... | 02/07/2006 |
| 6982062 | Corrosion inhibiting composition This invention relates to a corrosion inhibiting composition comprising (a) an aliphatic amine, (b) an azole selected from the group consisting of (1) tolyltriazole, (2) benzotriazole, and (3) mixtures thereof, and (c) a benzoate. The compositions are particularly u... | 01/03/2006 |
| 6946517 | Stabilizer mixtures A stabilizer mixture containing (A) for example a compound of the formula (A-I) wherein R1 is hydrogen or C1-C4alkyl, R2 is a direct bond or C1 | 09/20/2005 |
| 6913712 | Stabilizer mixture Mixtures of compounds comprising a compound G2 and at least one further compound from the group G0, G1, G3, G4, G5, G6, the compounds G0-G6 corresponding to formula (I... | 07/05/2005 |
| 6906121 | 4-nitrosodiphenylamine derivatives and their use as coupling agents for filled rubber compounds A composition of matter is disclosed that comprises a compound of the formula AnR, wherein: A is R1 is hydrocarbyl; m is 0 or 1; ... | 06/14/2005 |
| 6902663 | C-nitrosoaniline compounds and their blends as polymerization inhibitors Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of at least one inhibitor selected from the group consisting of C-nitrosoaniline and quinone imine o... | 06/07/2005 |
| 6861032 | Oxygen scavenger and boiler water treatment chemical A boiler water treatment chemical includes a heterocyclic compound with N-substituted amino group, or the salt thereof, and alkaline agent and/or water soluble polymer. ... | 03/01/2005 |
| 6849205 | Use of additive combinations for preventing skin formation on air-drying lacquers The present invention relates to a coating composition containing an oxidatively drying binder and, as anti-skinning agents, a mixture of A) an aliphatic amine corresponding to formula (Ia) and/or its salts corresponding to formula... | 02/01/2005 |
| 6835216 | Chain-breaking antioxidants Compounds, preferably 5-pyrimidinol and 3-pyridinol derivatives, that act as effective chain breaking antioxidants of both the lipid and water-soluble variety (analogous to the natural Vitamins E and C), many of which are more reactive toward peroxyl radicals than t... | 12/28/2004 |
| 6774170 | Polyolefin articles with long-term elevated temperature stability A heat stabilizing composition for polyolefins comprises an oxidized, non-cationized, non-silylated sulfur black pigment, a hindered phenolic antioxidant a sulfur-containing secondary stabilizer, each in stabilizing amount, and a hindered amine. The heat stabilizing... | 08/10/2004 |
| 6758990 | Stabilizing agent for hydroxylamine solutions Hydroxylamine solutions stabilized using tri(4-(2,3-dihydroxyphenyl)-4-oxabutyl)amine, tri(4-(2,3-dihydroxyphenyl)-4-keto-3-azabutyl)amine or salts thereof, and methods of stabilizing hydroxylamine solutions using these compounds. ... | 07/06/2004 |
| 6730157 | Anti-skinning agents having a mixture of organic compounds and coating compositions containing them The invention relates to anti-skinning agents containing mixtures of organic compounds (combinations of additives), whereby the organic compounds are selected from the groups of organic hydroxylamines, and β-dicarbonyl compounds and/or selected derivatives of formi... | 05/04/2004 |
| 6709724 | Metal catalyzed ascorbate compounds as oxygen scavengers An oxygen scavenging composition of a carrier, such as a polymer, which is permeable to both oxygen and water or water vapor and an oxygen scavenging compound of an organic compound or salt thereof dispersed relatively uniformly throughout the polymer in an amount e... | 03/23/2004 |
| 6706216 | Liquid antiozonants and rubber compositions containing same Liquid antiozonant mixtures obtained from the process comprising simultaneously reacting at least one unsubstituted and/or substituted paraphenylenediamine compound with a carbonyl compound mixture comprising acetone and at least one other carbonyl compound selected... | 03/16/2004 |
