ES2548521T3 - Odorous agents with low sulfur content and improved stability - Google Patents

Odorous agents with low sulfur content and improved stability Download PDF

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Publication number
ES2548521T3
ES2548521T3 ES07820469.0T ES07820469T ES2548521T3 ES 2548521 T3 ES2548521 T3 ES 2548521T3 ES 07820469 T ES07820469 T ES 07820469T ES 2548521 T3 ES2548521 T3 ES 2548521T3
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ES
Spain
Prior art keywords
weight
sulfur content
improved stability
low sulfur
odorous agents
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
ES07820469.0T
Other languages
Spanish (es)
Inventor
Marcus Eh
Jörg Eilers
Ingo Wöhrle
Norbert Andreas Braun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Symrise AG
Original Assignee
Symrise AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37514119&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2548521(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Symrise AG filed Critical Symrise AG
Application granted granted Critical
Publication of ES2548521T3 publication Critical patent/ES2548521T3/en
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/003—Additives for gaseous fuels
    • C10L3/006—Additives for gaseous fuels detectable by the senses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cosmetics (AREA)

Abstract

Agente odorante que comprende o está compuesto por A) al menos 75% en peso de éster metílico de ácido acrílico o éster etílico de ácido acrílico, B) 2 a 19,5% en peso de tetrahidrotiofeno (THT), C) 5 a 50 ppm de éter monometílico de hidroquinona, así como ninguno, uno o los dos componentes seleccionados del grupo formado por D) 0,025 a 0,2% en peso de butilhidroxitolueno y/o butilhidroxianisol y E) 5 a 500 ppm de uno o múltiples compuestos de la fórmula (I)**Fórmula** en la cual R se selecciona del grupo que consiste en H, -OH, -NH2 y -O2CR1, en donde R1 significa un resto alquilo con 1 a 4 átomos de C, con respecto al peso total del agente odorante.Odorant agent comprising or consisting of A) at least 75% by weight of acrylic acid methyl ester or acrylic acid ethyl ester, B) 2 to 19.5% by weight of tetrahydrothiophene (THT), C) 5 to 50 ppm of hydroquinone monomethyl ether, as well as none, one or both components selected from the group consisting of D) 0.025 to 0.2% by weight of butylhydroxytoluene and / or butylhydroxyanisole and E) 5 to 500 ppm of one or multiple compounds of formula (I) ** Formula ** in which R is selected from the group consisting of H, -OH, -NH2 and -O2CR1, wherein R1 means an alkyl moiety with 1 to 4 C atoms, with respect to total weight of the odorant agent.

ES07820469.0T 2006-09-22 2007-09-21 Odorous agents with low sulfur content and improved stability Active ES2548521T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE202006014741U DE202006014741U1 (en) 2006-09-22 2006-09-22 Sulfurless odorizing material for combustion gas contains acrylic acid methyl ester, tetrahydrothiophene, hydroquinone monomethyl ether, butylhydroxyltoluene and/or butylhydroxyanisole, and 2,2,6,6-tetramethylpiperidine N-oxide derivative
DE202006014741U 2006-09-22
PCT/EP2007/060057 WO2008034901A1 (en) 2006-09-22 2007-09-21 Low-sulfur odorant featuring improved stability

Publications (1)

Publication Number Publication Date
ES2548521T3 true ES2548521T3 (en) 2015-10-19

Family

ID=37514119

Family Applications (1)

Application Number Title Priority Date Filing Date
ES07820469.0T Active ES2548521T3 (en) 2006-09-22 2007-09-21 Odorous agents with low sulfur content and improved stability

Country Status (8)

Country Link
US (1) US20110155616A1 (en)
EP (1) EP2066766B1 (en)
CN (1) CN101517045A (en)
DE (1) DE202006014741U1 (en)
DK (1) DK2066766T3 (en)
ES (1) ES2548521T3 (en)
PL (1) PL2066766T3 (en)
WO (1) WO2008034901A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202006018157U1 (en) * 2006-11-28 2007-03-22 Symrise Gmbh & Co. Kg Odorant, useful in fuel gas, comprises acrylic acid methyl ester and/or acrylic acid ethyl ester, 2,3-methylethylpyrazine, hydroquinone monomethylether and tertiary-butylhydroxytoluene and/or butylhydroxyanisole
PL3039100T3 (en) * 2013-10-01 2017-11-30 Aygaz Anonim Sirketi Sulphur-free gas odorant
US9717815B2 (en) 2014-07-30 2017-08-01 Georgia-Pacific Consumer Products Lp Air freshener dispensers, cartridges therefor, systems, and methods
CN108138063B (en) * 2015-10-26 2020-08-11 国际壳牌研究有限公司 Fluid comprising methane and a tracer, method for producing same and use thereof
AU2016344549B2 (en) * 2015-10-26 2019-01-17 Shell Internationale Research Maatschappij B.V. Odorized methane fluid and processes for producing odorized methane fluids and the use thereof
CN113956904A (en) * 2021-11-25 2022-01-21 沈阳光正工业有限公司 Sulfur-free odor additive for combustible gas and preparation method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4487613A (en) * 1983-09-26 1984-12-11 International Flavors & Fragrances Inc. Odorization of combustible hydrocarbon gases
US4608240A (en) 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
DE10240028A1 (en) 2002-08-27 2004-03-11 Symrise Gmbh & Co. Kg Mixture e.g. for odorizing liquefied gas comprises at least two alkyl acrylates, sulfur compound, third component and optionally an antioxidant
DE10359743A1 (en) 2003-12-19 2005-07-14 Symrise Gmbh & Co. Kg Odorization of fuel gas with low-sulfur odorants
FR2868790B1 (en) 2004-04-08 2008-07-25 Arkema Sa ODORIZING MIXTURE FOR GASEOUS FUEL ODORLESS

Also Published As

Publication number Publication date
WO2008034901A1 (en) 2008-03-27
US20110155616A1 (en) 2011-06-30
EP2066766A1 (en) 2009-06-10
PL2066766T3 (en) 2016-04-29
DE202006014741U1 (en) 2006-11-23
CN101517045A (en) 2009-08-26
EP2066766B1 (en) 2015-07-01
DK2066766T3 (en) 2015-10-05

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