Heterocyclic Atom Containing Patents (Class 426/545)
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Patent number: 4986996Abstract: Anti-oxidants for natural and processed oils, including fish oil and fish meal and animal feed, are 8-substituted ethoxyquin derivatives which, unlike ethoxyquin, do not dimerize on oxidation. Many of the derivatives are novel compounds.Type: GrantFiled: July 6, 1989Date of Patent: January 22, 1991Assignee: University of St. AndrewsInventors: Stuart M. Barlow, Frank D. Gunstone, Roy Hardy, Snorri Thorisson
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Patent number: 4963385Abstract: Food emulsions containing highly unsaturated fatty acids or derivatives thereof are stabilized against oxidative attack upon the unsaturated components by using a stabilizer system in the water phase of the emulsion which comprises either a sugar or sugar alcohol or a sugar or sugar alcohol and a metal-ion chelator.Type: GrantFiled: June 2, 1989Date of Patent: October 16, 1990Assignee: Nabisco Brands, Inc.Inventors: Richard L. Antrim, James B. Taylor
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Patent number: 4857345Abstract: The invention relates to a composition for the treatment of fruits and vegetables by thermal fogging. The composition comprises from 2% to 25% by weight of at least one active protective and/or preserving substance, in solution or in dispersion in an aqueous medium containing a mixture of at least two emulsifiers having each an HLB value of 3 to 20, this mixture having an average HLB value of 8 to 15, and the active substance, when it is solid and does not give a true solution in said medium, being in the form of particles smaller than 1 micron.Type: GrantFiled: January 16, 1987Date of Patent: August 15, 1989Assignee: Xeda InternationalInventor: Alberto Sardo
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Patent number: 4839188Abstract: Natural or synthetic fats are stabilized against oxidative and color degradation by the incorporation therein of new tris(N-alkyl-p-phenylene diamino)-1,3,5-triazine compounds.Type: GrantFiled: May 27, 1988Date of Patent: June 13, 1989Assignee: Uniroyal Chemical Company, Inc.Inventors: Edward L. Wheeler, Robert J. Franko
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Patent number: 4836952Abstract: The present invention relates a deoxygenating composition comprising a metal-chelated resin and an iron powder.The composition of the present invention is useful, for example, as an agent for preservation of foods.Type: GrantFiled: April 9, 1987Date of Patent: June 6, 1989Assignee: Nippon Kayaku Kabushiki KaishaInventors: Yasunobu Nasu, Haruhiko Uchida
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Patent number: 4797421Abstract: An antioxidant containing a proanthocyanidin which is at least one member selected from the group consisting of those dimers to decimers which have bonded thereto as a structural unit a flavan-3-ol or flavan-3,4-diol represented by the general formula: ##STR1## (wherein R.sub.1 is hydrogen or a hydroxyl group, R.sub.2, R.sub.3 and R.sub.4 are each hydrogen, a hydroxyl group or a methoxy group, and R.sub.5 is hydrogen, a galloyl group or a glycopyranosil group).Type: GrantFiled: September 22, 1987Date of Patent: January 10, 1989Assignee: Kikkoman CorporationInventors: Toshiaki Ariga, Ikunori Koshiyama, Danji Fukushima
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Patent number: 4765927Abstract: This invention relates to an antioxidizing composition which comprises an antioxidant such as tocopherol, BHT or BHA; condensed phosphate such as pentapolyphosphate; and citric acid. The antioxidizing composition has antioxidant action superior to conventional compositions and has good compatibility with fat, oil and food containing fat or oil. The antioxidizing composition preferably comprises tocopherol, lecithin, pentapolyphosphate and citric acid.Type: GrantFiled: August 6, 1986Date of Patent: August 23, 1988Assignee: House Food Industrial Company LimitedInventors: Yukihiro Nomura, Yoko Okuda
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Patent number: 4708820Abstract: Phenol-type natural antioxidative materials containing analogs of sesamin or sesamolin are manufactured by processing a processed sesame speed product with an acid catalyst and subsequently condensing and separating the desired materials by a physical means such as extraction, distillation and adsorption.Type: GrantFiled: November 27, 1985Date of Patent: November 24, 1987Assignee: Takemoto Yushi Kabushiki KaishaInventors: Mitsuo Namiki, Toshihiko Osawa, Yasuko Fukuda, Tatsuhiko Ozaki
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Patent number: 4489099Abstract: Styrene butadiene rubber (SBR) is widely used as a chewing gum base in lieu of natural gums. It is necessary to protect chewing gum SBR with a food grade antioxidant stabilizer system. This invention discloses a chewing gum rubber composition (gum base) that utilizes as an antioxidant stabilizer system a combination of dilauryl thiodipropionate and at least one member selected from the group consisting of t-butyl-hydroquinone (TBHQ), and Vitamin E.Type: GrantFiled: February 28, 1983Date of Patent: December 18, 1984Assignee: The Goodyear Tire & Rubber CompanyInventors: Frank G. Shaheen, Jerry J. Dillon
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Patent number: 4390559Abstract: The present invention concerns isoflavones and related compounds useful as antioxidants and in antioxidant compositions including edible fats and oils. Many of these compounds can be recovered from tempeh, a fermented soybean product. Others can be prepared by chemical modification of those recovered from tempeh. Additionally, all of the compounds can be chemically synthesized. The compounds of the present invention may be used to provide enhanced stability for a wide range of substances subject to oxidative deterioration including edible food products, oils and fats.Type: GrantFiled: January 12, 1981Date of Patent: June 28, 1983Assignee: Z-L Limited PartnershipInventor: Fritz W. Zilliken
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Patent number: 4380554Abstract: Compositions of oxidizable organic materials having stabilizing amounts of polymeric monohydroxybenzenoid hydroquinoid antioxidants of from about 500 to about 10,000 molecular weight, and the said polymers which are the reaction products of an alpha, alpha' alkyl aromatic compound containing a benzenoid ring, a hydroquinone compound and a monohydroxy benzenoid compound.Type: GrantFiled: July 21, 1981Date of Patent: April 19, 1983Assignee: Standard Oil Company (Indiana)Inventor: Carl Serres, Jr.
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Patent number: 4366248Abstract: The present invention concerns isoflavones and related compounds useful as antioxidants and in antioxidant compositions including edible fats and oils. Many of these compounds can be recovered from tempeh, a fermented soybean product. Others can be prepared by chemical modification of those recovered from tempeh. Additionally, all of the compounds can be chemically synthesized. The compounds of the present invention may be used to provide enhanced stability for a wide range of substances subject to oxidative deterioration including edible food products, oils and fats.Type: GrantFiled: January 19, 1981Date of Patent: December 28, 1982Assignee: Z-L Limited PartnershipInventor: Fritz W. Zilliken
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Patent number: 4366082Abstract: The present invention concerns isoflavones and related compounds useful as antioxidants and in antioxidant compositions including edible fats and oils. Many of these compounds can be recovered from tempeh, a fermented soybean product. Others can be prepared by chemical modification of those recovered from tempeh. Additionally, all of the compounds can be chemically synthesized. The compounds of the present invention may be used to provide enhanced stability for a wide range of substances subject to oxidative deterioration including edible food products, oils and fats.Type: GrantFiled: January 12, 1981Date of Patent: December 28, 1982Assignee: Z-L Limited PartnershipInventor: Fritz W. Zilliken
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Patent number: 4363910Abstract: (2,2-Dimethyl-1,2-dihydroquinoline-4-yl)-methylsulfonic acid and the ammonium, alkali metal, alkali earth metal and zinc salts thereof are disclosed. The new compound and its salts are superior antioxidants useful to stabilize animal feedstuffs containing biologically active substances which are sensitive to oxidation.Type: GrantFiled: February 15, 1980Date of Patent: December 14, 1982Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.Inventors: Dezso Ambrus, Tamas Szabolcsi, Istvan Hutas
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Patent number: 4363823Abstract: Fried foods are produced by adding an antioxidant to a frying oil and then frying a desired food stuff therein at 100.degree.-250.degree. C. The antioxidant is obtained by subjecting a starting material, selected from the group consisting of herb family spices, residues obtained after the recovery of essential oils from herb family spices, oleoresins obtained from the extraction of herb family spices with a polar solvent, and oleoresins and extracted residues obtained from the extraction of herb family spices with a non-polar solvent, to an extraction treatment with a polar solvent to obtain an extract, decoloring the extract with an adsorbent, concentrating the extract after separation of the adsorbent, forming an aqueous dispersion from the concentrate, steam distilling the aqueous dispersion to produce a steam distilled residue and recovering an insoluble part from the steam distilled residue.Type: GrantFiled: November 18, 1980Date of Patent: December 14, 1982Assignee: Lion CorporationInventors: Yukichi Kimura, Takeshi Kanamori
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Patent number: 4264509Abstract: The present invention concerns isoflavones and related compounds useful as antioxidants and in antioxidant compositions including edible fats and oils. Many of these compounds can be recovered from tempeh, a fermented soybean product. Others can be prepared by chemical modification of those recovered from tempeh. Additionally, all of the compounds can be chemically synthesized. The compounds of the present invention may be used to provide enhanced stability for a wide range of substances subject to oxidative deterioration including edible food products, oils and fats.Type: GrantFiled: April 11, 1979Date of Patent: April 28, 1981Assignee: Z-L Limited PartnershipInventor: Fritz W. Zilliken
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Patent number: 4222883Abstract: Organic material is effectively stabilized against oxidative degradation by adding a small amount of 4,4'-furfurylidene bis(2,6-di-tert-butylphenol).Type: GrantFiled: October 2, 1978Date of Patent: September 16, 1980Assignee: Ethyl CorporationInventor: Ernest Clinton
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Patent number: 4218489Abstract: Antioxidants and antioxidant compositions useful as stabilizers for food compositions, including edible fats and oils, and other compositions have been prepared and recovered from a natural source, tempeh, a fermented soybean product. An ergostadientriol which possesses antioxidative properties and which in combination with mixtures of isoflavones provides compositions having exceptional antioxidative properties has been produced.Type: GrantFiled: January 17, 1979Date of Patent: August 19, 1980Assignee: Z-L Limited PartnershipInventor: Fritz W. Zilliken
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Patent number: 4104196Abstract: Novel, nonabsorbable antioxidants of the general formula (An).sub.n R wherein An is a means for preventing oxidation of an oxidizable material, R is a means for essentially restricting the absorption of An in a biological environment, .about. is a means for covalently bonding An to R for a prolonged time, and n is at least one. The nonabsorbable antioxidants are useful as stabilizers in oxidizable materials without any substantial absorption of the antioxidant in the biological environment.Type: GrantFiled: March 15, 1976Date of Patent: August 1, 1978Assignee: DynapolInventor: Alejandro Zaffaroni
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Patent number: 4079153Abstract: Formation of carcinogenic nitrosamines when meats such as bacon and ham cured with the use of excess nitrite are grilled or fried is suppressed by introducing a 1, 2-dihydroquinoline into the meat.Type: GrantFiled: September 29, 1976Date of Patent: March 14, 1978Assignee: Lever Brothers CompanyInventor: Michael Herder Coleman
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Patent number: 4078091Abstract: N-substituted maleimide polymers comprising the recurring structural units: ##STR1## wherein R and R' independently are lower alkyl groups of from 1 to 5 carbon atoms and n is an integer of from about 2 to about 2,000, are disclosed. Their preparation as well as the preparation of their monomer precursors and the preferred use of the polymers as antioxidants, particularly nonabsorbable food antioxidants, are also disclosed.Type: GrantFiled: December 18, 1975Date of Patent: March 7, 1978Assignee: DynapolInventors: James A. Dale, Steve Y. W. Ng
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Patent number: 4025631Abstract: This invention relates to novel condensation products of aldehydes and tri- or tetramethyl-1,2-dihydroquinolines of antioxidant activity, as well as to a process for the preparation of such products. The novel compounds are nontoxic, exert their activity both in living organisms and in inanimate objects, and can be used in the chemical and food industry, as well as for therapeutic purposes.Type: GrantFiled: January 2, 1975Date of Patent: May 24, 1977Assignee: Material Ksz.Inventors: Vilmos Bar, Jeno Mercz, Janos Szvoboda, Zsuszanna B. Pollak, Jakab Matyas
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Patent number: 3986980Abstract: Synergistic antioxidant compositions useful as additives for edible fats and oils comprising ascorbic acid and rac. 6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid are described.Type: GrantFiled: April 17, 1975Date of Patent: October 19, 1976Assignee: Hoffmann-La Roche Inc.Inventor: Winifred Cort
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Patent number: 3947473Abstract: The (6-hydroxy-chroman-2-yl) acetic or carboxylic acid derivatives useful as antioxidants and a method for preparing these derivatives from hydroquinones and intermediates in this synthesis as well as the use of these derivatives as intermediates in the preparation of optically active alpha-tocopherol.Type: GrantFiled: November 19, 1973Date of Patent: March 30, 1976Assignee: Hoffman-La Roche Inc.Inventors: John William Scott, David Richard Parrish, Gabriel Saucy