EP3655383A1 - Methode de stockage du 1,1,1,2,3,3-hexafluoropropane et container pour stocker celui-ci. - Google Patents
Methode de stockage du 1,1,1,2,3,3-hexafluoropropane et container pour stocker celui-ci.Info
- Publication number
- EP3655383A1 EP3655383A1 EP18773790.3A EP18773790A EP3655383A1 EP 3655383 A1 EP3655383 A1 EP 3655383A1 EP 18773790 A EP18773790 A EP 18773790A EP 3655383 A1 EP3655383 A1 EP 3655383A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ppm
- container
- hexafluoropropane
- composition
- compound
- 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.)
- Pending
Links
- FYIRUPZTYPILDH-UHFFFAOYSA-N 1,1,1,2,3,3-hexafluoropropane Chemical compound FC(F)C(F)C(F)(F)F FYIRUPZTYPILDH-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 44
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000576 coating method Methods 0.000 claims description 24
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 16
- 239000011701 zinc Substances 0.000 claims description 16
- 229910052725 zinc Inorganic materials 0.000 claims description 16
- 229920005862 polyol Polymers 0.000 claims description 13
- 150000003077 polyols Chemical class 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 13
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 12
- 229920000570 polyether Polymers 0.000 claims description 12
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 abstract description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 15
- 239000007789 gas Substances 0.000 abstract description 15
- 239000001301 oxygen Substances 0.000 abstract description 15
- 229910052760 oxygen Inorganic materials 0.000 abstract description 15
- 239000007792 gaseous phase Substances 0.000 abstract description 9
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 description 23
- 229940126062 Compound A Drugs 0.000 description 15
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 15
- 229910052739 hydrogen Inorganic materials 0.000 description 15
- 125000003118 aryl group Chemical group 0.000 description 9
- 239000012071 phase Substances 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 125000003358 C2-C20 alkenyl group Chemical group 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 125000000753 cycloalkyl group Chemical group 0.000 description 5
- -1 fluoropropane compound Chemical class 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 125000000392 cycloalkenyl group Chemical group 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 description 2
- BGRKGHSKCFAPCL-UHFFFAOYSA-N 2-(2-methylbutan-2-yl)phenol Chemical compound CCC(C)(C)C1=CC=CC=C1O BGRKGHSKCFAPCL-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 125000003342 alkenyl group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- XMGQYMWWDOXHJM-SNVBAGLBSA-N (-)-α-limonene Chemical compound CC(=C)[C@H]1CCC(C)=CC1 XMGQYMWWDOXHJM-SNVBAGLBSA-N 0.000 description 1
- 125000006729 (C2-C5) alkenyl group Chemical group 0.000 description 1
- 125000005913 (C3-C6) cycloalkyl group Chemical group 0.000 description 1
- 125000006736 (C6-C20) aryl group Chemical group 0.000 description 1
- CDOOAUSHHFGWSA-OWOJBTEDSA-N (e)-1,3,3,3-tetrafluoroprop-1-ene Chemical compound F\C=C\C(F)(F)F CDOOAUSHHFGWSA-OWOJBTEDSA-N 0.000 description 1
- ZDCWZRQSHBQRGN-UHFFFAOYSA-N 1,1,1,2,3-pentafluoropropane Chemical compound FCC(F)C(F)(F)F ZDCWZRQSHBQRGN-UHFFFAOYSA-N 0.000 description 1
- DMUPYMORYHFFCT-UHFFFAOYSA-N 1,2,3,3,3-pentafluoroprop-1-ene Chemical compound FC=C(F)C(F)(F)F DMUPYMORYHFFCT-UHFFFAOYSA-N 0.000 description 1
- JRHNUZCXXOTJCA-UHFFFAOYSA-N 1-fluoropropane Chemical class CCCF JRHNUZCXXOTJCA-UHFFFAOYSA-N 0.000 description 1
- FXRLMCRCYDHQFW-UHFFFAOYSA-N 2,3,3,3-tetrafluoropropene Chemical compound FC(=C)C(F)(F)F FXRLMCRCYDHQFW-UHFFFAOYSA-N 0.000 description 1
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 125000003172 aldehyde group Chemical group 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 150000001925 cycloalkenes Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 125000000687 hydroquinonyl group Chemical class C1(O)=C(C=C(O)C=C1)* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229940087305 limonene Drugs 0.000 description 1
- 235000001510 limonene Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 150000002924 oxiranes Chemical class 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 150000004053 quinones Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/14—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge constructed of aluminium; constructed of non-magnetic steel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0604—Liners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0607—Coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0639—Steels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0639—Steels
- F17C2203/0641—Non-magnetic steels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0639—Steels
- F17C2203/0643—Stainless steels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0646—Aluminium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0648—Alloys or compositions of metals
Definitions
- the present invention relates to a method for storing a fluoropropane compound.
- the present invention relates to a method for storing 1,1,1,2,3,3-hexafluoropropane.
- the present invention also relates to a container for storing a fluoropropane type compound, in particular 1,1,1,2,3,3-hexafluoropropane.
- 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) is suitable for use as a cleaning agent in the semiconductor industry.
- 1,1,1,2,3,3-Hexafluoropropane (HFC-236ea) is a hydrofluorocarbon and has been described as a raw material for the manufacture of 1,1,1,2,3-pentafluoropropene or as an intermediate in the manufacture of 1,1,1,2,3-pentafluoropropane and / or 1,1,1,2-tetrafluoropropene.
- HFC-236ea is stored and transported in a closed container under pressure and at room temperature.
- the HFC-236ea thus transported in the closed container is in a liquid-gas state composed of a liquid phase and a gaseous phase.
- HFC-236ea in a liquid-gaseous state must be stable for the duration of its storage to maintain a quality suitable for its subsequent use. During this storage period, the formation of impurities must be minimized.
- the present invention aims to provide a method for the stable storage of 1,1,1,2,3,3-hexafluoropropane.
- the present invention relates to a method for storing, in a closed container, a composition comprising 1,1,1,2,3,3-hexafluoropropane in a liquid-gas state composed of a liquid phase and a a gaseous phase, characterized in that i) a stream comprising 1,1,1,2,3,3-hexafluoropropane is injected into said container, said stream comprising an oxygen concentration of at most 5000 ppm by volume at a temperature of 25 ° C, and ii) the container is closed after injection of said current.
- the oxygen concentration is at most 100 ppm by volume at a temperature of 25 ° C.
- the mass content in said liquid phase of compound A comprising a group of formula (I) is less than 5000 ppm based on the total weight of said liquid phase; - [- C (CX 3) (X) -C (X) 2] n - (I) with each X independently selected from the group consisting of H or F; and n being an integer from 2 to 100.
- the present invention relates to a container for storing 1,1,1,2,3,3-hexafluoropropane containing a composition comprising 1,1,1,2,3,3-hexafluoropropane in a liquid state.
- gaseous composition consisting of a liquid phase and a gaseous phase, said composition comprising an oxygen concentration in said gaseous phase of at most 5000 ppm by volume at a temperature of 25 ° C.
- the oxygen concentration in said gas phase is at most 100 ppm by volume at a temperature of 25 ° C.
- the mass content in said liquid phase of compound A comprising a group of formula (I) is less than 5000 ppm based on the total weight of said liquid phase; - [- C (CX 3) (X) -C (X) 2] n - (I) with each X independently selected from the group consisting of H or F; and n being an integer from 2 to 100.
- the container is resistant to a test pressure, said test pressure being between 10 and 100 bar, advantageously between 15 and 70 bar, preferably between 20 and 60 bar, in particular 40 to 60 bar. 50 bar.
- the container is made of a material selected from carbon steel, stainless steel, manganese steel, chromium-molybdenum steel, an aluminum alloy.
- the container comprises an inner surface in contact with said composition, said inner surface being at least partially covered by a coating comprising zinc or by a polyether or polyol type resin.
- said composition comprises at least 98% by weight of 1,1,1,2,3,3-hexafluoropropane based on the total weight of the composition.
- a method for storing a composition comprising 1,1,1,2,3,3-hexafluoropropane is provided.
- Said composition comprising 1,1,1,2,3,3-hexafluoropropane is in a liquid-gas state, i.e. composed of a liquid phase and a gas phase.
- the present method makes it possible to store said composition in a closed container.
- said container comprises at least one valve for filling or emptying said container.
- the present method comprises a step in which a stream comprising 1,1,1,2,3,3-hexafluoropropane is injected into said container.
- said stream comprises an oxygen concentration of at most 5000 ppm by volume at a temperature of 25 ° C.
- the oxygen concentration is at most 4000 ppm by volume at a temperature of 25 ° C., more preferably at most 3000 ppm by volume, in particular at most 2000 ppm by volume, more particularly at at most 1000 ppm by volume, preferably at most 500 ppm, advantageously at most 250 ppm, preferentially preferred at most 100 ppm, more preferably at most 50 ppm particularly preferably at most 10 ppm by volume at a temperature of 25 ° C.
- the mass content in said liquid phase of compound A comprising a group of formula
- n - (I) is less than 5000 ppm based on the total weight of said liquid phase, with each X independently selected from the group consisting of H or F ; and n being an integer from 2 to 100.
- the mass content of compound A in said liquid phase is determined by taking a sample of said condensed composition at a temperature of 5 ° C.
- the mass content in said liquid phase of compound A comprising a group of formula (I) is less than 4000 ppm, preferably less than 3000 ppm, more preferably less than 2000 ppm, in particular less than 1000 ppm, more particularly lower at 800 ppm, preferably less than 600 ppm, more preferably less than 400 ppm, preferably less than 200 ppm, particularly preferably less than 100 ppm based on the total weight of said liquid phase.
- the limitation of compound A to the contents indicated above according to the present invention makes it possible to maintain a high degree of purity of the composition of 1,1,1,2,3,3-hexafluoropropane even after several days of storage.
- compound A comprises a group of formula (Ia), (Ib), (Ic), (Id), (Ic), (If) and / or (Ig) as described below:
- compound A comprises a group of formula (Ih):
- m, o, p, q, r, s, t are independently an integer from 0 to 80, more preferably from 0 to 60, in particular from 0 to 40, more particularly from 0 to 20.
- m, o, p, q, r, s, t are independently 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 or 20.
- n is a number between 2 and 80. More preferably, n is a number between 2 and 60. In particular, n is an integer between 2 and 40. More particularly, n is an integer between 5 and 20. Preferably, n is an integer between 5 and 10. Thus, n may be 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 , 16, 17, 18, 19 or 20.
- Said composition may also comprise one or more polymerization inhibitors selected for example from the group consisting of p-methoxyphenol, t-amylphenol, limonene, d, l-limonene, quinones, hydroquinones, epoxides, amines and mixtures thereof; preferably the polymerization inhibitor is p-methoxyphenol or t-amylphenol.
- the mass content of polymerization inhibitor is from 50 to 1000 ppm, in particular from 100 to 500 ppm based on the total weight of the composition.
- a container for storing 1,1,1,2,3,3-hexafluoropropane is provided.
- Said container contains 1,1,1,2,3,3-hexafluoropropane in a liquid-gas state composed of a liquid phase and a gas phase.
- the oxygen concentration in said gas phase is at most 5000 ppm by volume at a temperature of 25 ° C.
- the second aspect of the invention thus relates to a container, ie the container, which comprises a composition of 1,1,1,2,3,3-hexafluoropropane.
- the container is defined by its resistance to the test and / or the material of which it is constituted as described in the present application.
- the container also comprises at least one valve to allow the introduction and / or removal of 1,1,1,2,3,3-hexafluoropropane therefrom.
- the oxygen concentration in said gaseous phase is at most 4000 ppm by volume at a temperature of 25 ° C, more preferably at most 3000 ppm by volume, in particular at most 2000 ppm by volume, more particularly at most 1000 ppm by volume, preferably at most 500 ppm, advantageously at most 250 ppm, preferably at most 100 ppm, more preferentially preferred from at most 50 ppm, particularly preferably at most 10 ppm by volume at a temperature of 25 ° C.
- the mass content in said liquid phase of compound A comprises a group of formula (I) is less than 5000 ppm based on the total weight of said liquid phase;
- the mass content in said liquid phase of compound A comprising a group of formula (I) is less than 4000 ppm, preferably less than 3000 ppm, more preferably less than 2000 ppm, in particular less than 1000 ppm, more particularly lower at 800 ppm, preferably less than 600 ppm, more preferably less than 400 ppm, preferably less than 200 ppm, particularly preferably less than 100 ppm based on the total weight of said liquid phase.
- the mass content of compound A in said liquid phase is determined by taking a sample of said condensed composition at said temperature of 5 ° C.
- compound A comprises a group of formula (Ia), (Ib), (Ic), (Id), (Ic), (If) and / or (Ig) or (Ih) as described above.
- said container comprises a mass content of solid residue of less than 300 ppm, said solid residue comprising at least one group of formula (Ia) to (Ig) or (Ih) as described above.
- said content of solid residue is less than 200 ppm, more preferably less than 100 ppm, in particular less than 50 ppm relative to the total weight of said composition contained in said container.
- the container is resistant to a test pressure, said test pressure being between 10 and 100 bar, advantageously between 15 and 70 bar, preferably between 20 and 60 bar, in particular 40 to 60 bar. 50 bar.
- the container is made of a material selected from carbon steel, stainless steel, manganese steel, chromium-molybdenum steel, an aluminum alloy.
- the container comprises an inner surface in contact with said composition, said inner surface being at least partially covered by a coating comprising zinc or by a polyether or polyol type resin.
- the polyether or polyol type resin may be derived from monomers comprising an oxirane or phenol functional group.
- the polyether or polyol type resin is derived from monomers comprising a siloxirane unit.
- the olyether or polyol type resin is derived from monomers comprising a siloxirane unit of formula (III)
- 1 and R 2 are independently of each other, and independently for each n and m unit, a C 6 -C 18 aryl, C 1 -C 2 O alkyl, C 3 -C 2 o cycloalkyl, C 3 - C 2 o cycloalkenyl, C 2 -C 2 o alkenyl, carbonyl of formula R 3 -C (O) -R 4 , ester of formula R 3 -C (O) -O-R 4 , ether of 3 -0- formula 4; an amine of formula R 3 -NR 4 , R 2 may also be an aldehyde group of formula R 3 -C (O) -H; R 3 and R 4 being independently selected from C 6 -C 18 aryl, C 1 -C 20 alkyl, C 3 -C 20 cycloalkyl, C 3 -C 20 cycloalkenyl or C 2 -C 20 alkenyl; v is an integer from 1 to 30, a
- the polyether or polyol type resin is derived from condensates. of a compound A1 with a compound B1, the compound A1 being a substituted or unsubstituted phenol compound and the compound B1 being a compound of formula R 1 C (O) R 2 in which R 1 and R 2 are independently hydrogen, C1- C20 alkyl, C6-C20 aryl, C3-C20 cycloalkyl, C2-C20 alkenyl.
- the compound Al is phenol C6H 5 OH and compound B1 is formaldehyde.
- At least 90% of said inner surface in contact with said composition is covered by said polyether or polyol type resin, advantageously at least 95% of said inner surface in contact with said composition is covered by said resin of polyether or polyol type, preferably at least 98% of said inner surface in contact with said composition is covered by said polyether or polyol type resin, in particular at least 99% of said inner surface in contact with said composition is covered by said polyether type resin or polyol, more particularly the entire inner surface of the container in contact with said composition is covered by said polyether type resin or polyol.
- alkyl denotes a monovalent radical derived from a linear or branched alkane comprising from 1 to 20 carbon atoms.
- cycloalkyl refers to a monovalent radical derived from a cycloalkane comprising from 3 to 20 carbon atoms.
- aryl denotes a monovalent radical derived from an arene comprising from 6 to 18 carbon atoms.
- alkenyl refers to a monovalent radical of 2 to 20 carbon atoms and at least one carbon-carbon double bond.
- halogen refers to a group -F, -Cl, -Br or -I.
- cycloalkenyl refers to a monovalent radical derived from a cycloalkene having 3 to 20 carbon atoms.
- C1-C20 alkyl, C2-C20 alkenyl, C2-C20 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C6-C18 aryl may or may not be substituted by one or more -OH substituents, halogen, -NR a C (O) R b , -C (O) NR a R b , -NR a R b , -OR a , -COR 2 R a , -OC (O) OR a , -OC (O) R a , -C (O) H, -C (O) R a , wherein R a and R b are independently hydrogen, unsubstituted C1-C20 alkyl, C2-C20 alkenyl;
- the polyether or polyol type resin is derived from condensates of a compound A1 with a compound B1, the compound Al being a substituted or unsubstituted phenol compound and the compound B1 being a compound of formula R 5 C (O) R 6 wherein R 5 and R 6 are independently hydrogen, C 1 -C 20 alkyl, C 6 -C 20 aryl, C 3 -C 20 cycloalkyl, C 2 -C 20 alkenyl.
- the substituted phenol compound may be substituted with any of the substituents mentioned above.
- the compound A1 is an unsubstituted phenol.
- compound B1 is a compound of formula R 5 C (O) R 6 in which R 5 and R 6 are independently hydrogen, C 1 -C 10 alkyl, C 6 -C 10 aryl, C 3 -C 10 cycloalkyl, C 2 -C 10 alkenyl.
- compound B1 is a compound of formula R 5 C (O) R 6 in which R 5 and R 6 are independently hydrogen, C 1 -C 5 alkyl, C 6 -C 10 aryl, C 3 -C 6 cycloalkyl, C 2 -C 5 alkenyl.
- compound B1 is a compound of formula R 5 C (O) R 6 in which R 5 and R 6 are hydrogen.
- At least 90% of said inner surface in contact with said composition may be covered by a coating comprising zinc, advantageously at least 95% of said inner surface in contact with said composition may be covered by a coating comprising zinc, preferably at least 98% of said inner surface in contact with said composition may be covered by a coating comprising zinc, in particular at least 99% of said inner surface in contact with said composition may be covered by a coating comprising zinc. More particularly, the entire inner surface in contact with said composition contained in said container may be covered by a coating comprising zinc.
- the coating comprises at least 50% by weight of zinc based on the total weight of the coating, advantageously at least 70% by weight based on the total weight of the coating, preferably at least 90% by weight of zinc on the basis of the total weight of the coating.
- total weight of the coating more preferably at least 95% by weight of zinc based on the total weight of the coating, in particular at least 99% zinc based on the total weight of the coating, more particularly at least 99.9% zinc on basis of the total weight of the coating.
- the coating may be an alloy comprising zinc, preferably less than 50% by weight of zinc based on the total weight of the coating.
- the coating may be brass.
- the coating may comprise copper, advantageously at least 60% by weight of copper based on the total weight of the coating, preferably at least 70% by weight of copper based on the total weight of the coating, in particular at least 90% by weight of copper based on the total weight coating.
- the container as described in the present application may also have an inner surface, preferably the entire inner surface in contact with said composition, covered by a coating comprising copper or brass instead of zinc.
- said haloalkene of formula (III) is selected from the group consisting of E / ZI, 1,1,4,4,4-hexafluoro-2-butene, E / Z1-chloro-3,3,3-trifluoropropene, Z / E1, 3,3,3- tetrafluoropropene.
- said composition comprises at least 98% by weight of 1,1,1,2,3,3-hexafluoropropane based on the total weight of the composition.
- said composition comprises at least 99% by weight, in particular at least 99.4% of 1,1,1,2,3,3-hexafluoropropane based on the total weight of the composition.
- the present invention provides in this second aspect of the invention an assembly between a container as defined above and a composition comprising 1,1,1,2,3,3-hexafluoropropane; said composition being contained in said container.
- a carbon steel container is filled with a composition comprising 98.2% by weight of 1,1,1,2,3,3-hexafluoropropane.
- a defined amount of oxygen is also introduced into the container. This is maintained at 60 ° C for 14 days, the maximum temperature that can be reached during storage.
- the contents of the container are then discharged and condensed at a temperature of 5 ° C.
- the liquid phase and the gas phase are then analyzed. The results are shown in Table 1 below.
- a method for storing in a closed container a composition comprising 1,1,1,2,3,3-hexafluoropropane in a liquid-gas state composed of a liquid phase and a gaseous phase characterized in that i ) a stream comprising 1,1,1,2,3,3-hexafluoropropane is injected into said container, said stream comprising an oxygen concentration of at most 5000 ppm by volume at a temperature of 25 ° C, and ii) the container is closed after injection of said stream.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1756727A FR3068968B1 (fr) | 2017-07-17 | 2017-07-17 | Methode de stockage du 1,1,1,2,3,3-hexafluoropropane et container pour stocker celui-ci.. |
| PCT/FR2018/051796 WO2019016457A1 (fr) | 2017-07-17 | 2018-07-16 | Methode de stockage du 1,1,1,2,3,3-hexafluoropropane et container pour stocker celui-ci. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3655383A1 true EP3655383A1 (fr) | 2020-05-27 |
Family
ID=59930553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18773790.3A Pending EP3655383A1 (fr) | 2017-07-17 | 2018-07-16 | Methode de stockage du 1,1,1,2,3,3-hexafluoropropane et container pour stocker celui-ci. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11198663B2 (fr) |
| EP (1) | EP3655383A1 (fr) |
| CN (1) | CN110891879B (fr) |
| FR (1) | FR3068968B1 (fr) |
| WO (1) | WO2019016457A1 (fr) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US539600A (en) | 1895-05-21 | Automatic stud-turning machine | ||
| US1858022A (en) * | 1929-05-03 | 1932-05-10 | Dow Chemical Co | Method of preventing the decomposition of carbon tetrachloride and product thereof |
| US4442246A (en) * | 1978-06-12 | 1984-04-10 | Scm Corporation | Aqueous coating composition comprising self-emulsifiable ester of epoxy and acid containing addition polymer |
| US5679875A (en) | 1992-06-05 | 1997-10-21 | Daikin Industries, Ltd. | Method for manufacturing 1,1,1,2,3-pentafluoropropene 1,1,1,2,3-pentafluoropropane |
| US5396000A (en) | 1993-05-24 | 1995-03-07 | E. I. Du Pont De Nemours And Company | Process for the manufacture of 1,1,1,2,3,-pentafluoropropane |
| US8359964B2 (en) | 2008-05-30 | 2013-01-29 | Diehl Bgt Defence Gmbh & Co. Kg | Weapon system with caseless ammunition |
| JP5401642B2 (ja) * | 2009-03-27 | 2014-01-29 | サンデン株式会社 | 冷凍回路形成部材 |
| FR2948362B1 (fr) | 2009-07-23 | 2012-03-23 | Arkema France | Procede de preparation de composes fluores |
| EP2842928A4 (fr) * | 2012-04-27 | 2017-11-08 | Asahi Glass Company, Limited | Procédé de conservation de tétrafluoropropène et récipient de conservation de tétrafluoropropène |
-
2017
- 2017-07-17 FR FR1756727A patent/FR3068968B1/fr active Active
-
2018
- 2018-07-16 EP EP18773790.3A patent/EP3655383A1/fr active Pending
- 2018-07-16 CN CN201880047215.5A patent/CN110891879B/zh active Active
- 2018-07-16 US US16/625,811 patent/US11198663B2/en active Active
- 2018-07-16 WO PCT/FR2018/051796 patent/WO2019016457A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN110891879B (zh) | 2022-03-29 |
| CN110891879A (zh) | 2020-03-17 |
| WO2019016457A1 (fr) | 2019-01-24 |
| FR3068968B1 (fr) | 2019-08-16 |
| US20210156518A1 (en) | 2021-05-27 |
| US11198663B2 (en) | 2021-12-14 |
| FR3068968A1 (fr) | 2019-01-18 |
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