TW200815286A - Processes for separating chlorine from a gas stream containing chlorine, oxygen and carbon dioxide - Google Patents
Processes for separating chlorine from a gas stream containing chlorine, oxygen and carbon dioxide Download PDFInfo
- Publication number
- TW200815286A TW200815286A TW096117683A TW96117683A TW200815286A TW 200815286 A TW200815286 A TW 200815286A TW 096117683 A TW096117683 A TW 096117683A TW 96117683 A TW96117683 A TW 96117683A TW 200815286 A TW200815286 A TW 200815286A
- Authority
- TW
- Taiwan
- Prior art keywords
- gas
- chlorine
- oxygen
- mixture
- hydrogen chloride
- Prior art date
Links
- 239000007789 gas Substances 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 title claims abstract description 97
- 230000008569 process Effects 0.000 title claims abstract description 61
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000000460 chlorine Substances 0.000 title claims abstract description 54
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000001301 oxygen Substances 0.000 title claims abstract description 49
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 49
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 19
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 15
- 238000004821 distillation Methods 0.000 claims abstract description 51
- 239000000203 mixture Substances 0.000 claims abstract description 27
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000010992 reflux Methods 0.000 claims abstract description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 44
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 43
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 43
- 239000012948 isocyanate Substances 0.000 claims description 29
- 150000002513 isocyanates Chemical class 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 22
- 239000011261 inert gas Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000005660 chlorination reaction Methods 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000002309 gasification Methods 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 150000002894 organic compounds Chemical class 0.000 claims description 4
- 238000010025 steaming Methods 0.000 claims description 4
- 238000005984 hydrogenation reaction Methods 0.000 claims description 2
- 229910002090 carbon oxide Inorganic materials 0.000 claims 1
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine hydrate Chemical compound O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 claims 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 claims 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 28
- 239000002904 solvent Substances 0.000 description 25
- 239000000047 product Substances 0.000 description 23
- 150000001412 amines Chemical class 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 20
- 230000003647 oxidation Effects 0.000 description 19
- 238000007254 oxidation reaction Methods 0.000 description 19
- 238000000746 purification Methods 0.000 description 13
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 10
- 238000000926 separation method Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- -1 aliphatic diamines Chemical class 0.000 description 8
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 4
- 238000007138 Deacon process reaction Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 4
- 229940117389 dichlorobenzene Drugs 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 150000003141 primary amines Chemical class 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000003795 desorption Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 2
- 238000006887 Ullmann reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- 150000001448 anilines Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- MTZQAGJQAFMTAQ-UHFFFAOYSA-N ethyl benzoate Chemical compound CCOC(=O)C1=CC=CC=C1 MTZQAGJQAFMTAQ-UHFFFAOYSA-N 0.000 description 2
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 2
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 1
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical compound C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- KVGZZAHHUNAVKZ-UHFFFAOYSA-N 1,4-Dioxin Chemical compound O1C=COC=C1 KVGZZAHHUNAVKZ-UHFFFAOYSA-N 0.000 description 1
- DNMWKVLCHRNMFF-UHFFFAOYSA-N 1,5,5-trimethylcyclohexane-1,3-diamine Chemical compound CC1(C)CC(N)CC(C)(N)C1 DNMWKVLCHRNMFF-UHFFFAOYSA-N 0.000 description 1
- MNNZINNZIQVULG-UHFFFAOYSA-N 2-chloroethylbenzene Chemical compound ClCCC1=CC=CC=C1 MNNZINNZIQVULG-UHFFFAOYSA-N 0.000 description 1
- CGYGETOMCSJHJU-UHFFFAOYSA-N 2-chloronaphthalene Chemical compound C1=CC=CC2=CC(Cl)=CC=C21 CGYGETOMCSJHJU-UHFFFAOYSA-N 0.000 description 1
- QSNSCYSYFYORTR-UHFFFAOYSA-N 4-chloroaniline Chemical compound NC1=CC=C(Cl)C=C1 QSNSCYSYFYORTR-UHFFFAOYSA-N 0.000 description 1
- ZKYJCYFGKCIAKQ-UHFFFAOYSA-N C1(=CC=CC=C1)C(C(N)(N)C1=CC=CC=C1)CCCCCCC Chemical class C1(=CC=CC=C1)C(C(N)(N)C1=CC=CC=C1)CCCCCCC ZKYJCYFGKCIAKQ-UHFFFAOYSA-N 0.000 description 1
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- PNKUSGQVOMIXLU-UHFFFAOYSA-N Formamidine Chemical compound NC=N PNKUSGQVOMIXLU-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 108010084214 Peptide PHI Proteins 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- AVKUERGKIZMTKX-NJBDSQKTSA-N ampicillin Chemical compound C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 AVKUERGKIZMTKX-NJBDSQKTSA-N 0.000 description 1
- 229960000723 ampicillin Drugs 0.000 description 1
- RMTNSIBBWXZNDC-UHFFFAOYSA-N argon;hydrochloride Chemical compound Cl.[Ar] RMTNSIBBWXZNDC-UHFFFAOYSA-N 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 1
- JITHACUAEIZNAB-UHFFFAOYSA-N benzylbenzene;cyanic acid Chemical compound OC#N.C=1C=CC=CC=1CC1=CC=CC=C1 JITHACUAEIZNAB-UHFFFAOYSA-N 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- VYLVYHXQOHJDJL-UHFFFAOYSA-K cerium trichloride Chemical class Cl[Ce](Cl)Cl VYLVYHXQOHJDJL-UHFFFAOYSA-K 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 229940125898 compound 5 Drugs 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001212 derivatisation Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- KIQKWYUGPPFMBV-UHFFFAOYSA-N diisocyanatomethane Chemical compound O=C=NCN=C=O KIQKWYUGPPFMBV-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000010574 gas phase reaction Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- XZWYZXLIPXDOLR-UHFFFAOYSA-N metformin Chemical compound CN(C)C(=N)NC(N)=N XZWYZXLIPXDOLR-UHFFFAOYSA-N 0.000 description 1
- 229960003105 metformin Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006384 oligomerization reaction Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- QVGXLLKOCUKJST-BJUDXGSMSA-N oxygen-15 atom Chemical compound [15O] QVGXLLKOCUKJST-BJUDXGSMSA-N 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 101150025733 pub2 gene Proteins 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- YBCAZPLXEGKKFM-UHFFFAOYSA-K ruthenium(iii) chloride Chemical class [Cl-].[Cl-].[Cl-].[Ru+3] YBCAZPLXEGKKFM-UHFFFAOYSA-K 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/03—Preparation from chlorides
- C01B7/04—Preparation of chlorine from hydrogen chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0743—Purification ; Separation of gaseous or dissolved chlorine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006023581A DE102006023581A1 (de) | 2006-05-19 | 2006-05-19 | Verfahren zur Abtrennung von Chlor aus dem Produktgas eines HCI-Oxidationsprozesses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200815286A true TW200815286A (en) | 2008-04-01 |
Family
ID=38608014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW096117683A TW200815286A (en) | 2006-05-19 | 2007-05-18 | Processes for separating chlorine from a gas stream containing chlorine, oxygen and carbon dioxide |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US20070277551A1 (enExample) |
| EP (1) | EP2024279B1 (enExample) |
| JP (1) | JP5129808B2 (enExample) |
| KR (1) | KR101374974B1 (enExample) |
| CN (1) | CN101448733B (enExample) |
| AT (1) | ATE502897T1 (enExample) |
| DE (2) | DE102006023581A1 (enExample) |
| ES (1) | ES2362682T3 (enExample) |
| PL (1) | PL2024279T3 (enExample) |
| PT (1) | PT2024279E (enExample) |
| RU (1) | RU2008150044A (enExample) |
| TW (1) | TW200815286A (enExample) |
| WO (1) | WO2007134716A2 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007016973A1 (de) * | 2007-04-10 | 2008-10-16 | Bayer Materialscience Ag | Regenerativer Adsorptionsprozess zur Entfernung organischer Komponenten aus einem Gasstrom |
| DE102007020144A1 (de) * | 2007-04-26 | 2008-10-30 | Bayer Materialscience Ag | Kondensations-Adsorptionsprozess zur Entfernung organischer Komponenten aus einem Chlorwasserstoff enthaltenden Gasstrom |
| DE102008051694A1 (de) * | 2008-10-15 | 2010-04-22 | Bayer Materialscience Ag | Verfahren zur Abtrennung von Kohlenmonoxid aus einem HCI-Rohgas |
| EP2361682A1 (en) | 2010-02-23 | 2011-08-31 | Bayer MaterialScience AG | Catalyst for chlorine production |
| JP2014510009A (ja) * | 2011-02-18 | 2014-04-24 | ビーエーエスエフ ソシエタス・ヨーロピア | 酸素及び塩素を含むガスストリームから塩素を分離する蒸留方法 |
| EP2675751A1 (de) * | 2011-02-18 | 2013-12-25 | Basf Se | Verwendung von flüssigem chlorwasserstoff als kältemittel in verfahren zur chlorherstellung |
| DE102011087654A1 (de) | 2011-12-02 | 2013-06-06 | Bayer Materialscience Aktiengesellschaft | Verfahren zur Herstellung von Isocyanaten |
| CN103693620A (zh) * | 2013-12-18 | 2014-04-02 | 常熟振氟新材料有限公司 | 从氯气与氯化氢混合气体中分离回收氯气的装置 |
| EP3309126A1 (de) | 2016-10-11 | 2018-04-18 | Evonik Degussa GmbH | Verfahren zur herstellung von siliciumtetrachlorid durch carbochlorierung |
| EP3351513A1 (de) * | 2017-01-20 | 2018-07-25 | Covestro Deutschland AG | Verfahren und vorrichtung zur kontinuierlichen salzsäureneutralisation |
| EP3351505A1 (de) * | 2017-01-20 | 2018-07-25 | Covestro Deutschland AG | Verfahren zur flexiblen steuerung der verwendung von salzsäure aus chemischer produktion |
| EP3488914A1 (en) * | 2017-11-28 | 2019-05-29 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | A method and an apparatus for separating chlorine gas from a gaseous anode outlet stream of an electrochemical reactor |
| CN108525337B (zh) * | 2018-05-29 | 2023-07-18 | 杭州东日节能技术有限公司 | 一种稀盐酸真空浓缩塔及其使用方法 |
| CN110508105B (zh) * | 2019-08-28 | 2021-08-10 | 山东康宝生化科技有限公司 | 一种分离三氯蔗糖尾气中二氧化碳和氯化氢的装置与方法 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1472294A (en) * | 1921-09-26 | 1923-10-30 | Carbide & Carbon Chem Corp | Process of purifying chlorine and other corrosive gases |
| US2547928A (en) * | 1947-02-13 | 1951-04-10 | Dow Chemical Co | Process for manufacture of chlorine by oxidation of hydrogen chloride |
| NL276976A (enExample) * | 1962-04-09 | |||
| NL286350A (enExample) * | 1962-12-05 | |||
| US3374637A (en) * | 1965-12-13 | 1968-03-26 | Fmc Corp | Recovery of chlorine |
| JPS5425519B2 (enExample) * | 1973-05-31 | 1979-08-28 | ||
| US4394367A (en) * | 1982-03-11 | 1983-07-19 | Shell Oil Co. | Process for recovery of chlorine from hydrogen chloride |
| DE3327274A1 (de) * | 1983-07-28 | 1985-02-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von phosgen unter gleichzeitiger erzeugung von dampf |
| IL81532A (en) * | 1986-02-19 | 1990-06-10 | Mitsui Toatsu Chemicals | Process for production of chlorine |
| JPS62275001A (ja) * | 1986-02-21 | 1987-11-30 | Mitsui Toatsu Chem Inc | 塩素の工業的製造方法 |
| US5254323A (en) * | 1988-02-16 | 1993-10-19 | Mitsui Toatsu Chemicals, Incorporated | Industrial process for the separation and recovery of chlorine |
| DE3921714A1 (de) * | 1989-07-01 | 1991-01-10 | Hoechst Ag | Verfahren zur selektiven absorption von chlor aus co(pfeil abwaerts)2(pfeil abwaerts)-haltigen abgasen |
| DE69213342T2 (de) * | 1991-06-06 | 1997-01-02 | Mitsui Toatsu Chemicals | Verfahren und Apparat zur industriellen Herstellung von Chlor |
| DE4217019A1 (de) * | 1992-05-22 | 1993-11-25 | Bayer Ag | Verfahren zur Herstellung von aromatischen Diisocyanaten |
| US5437711A (en) * | 1993-12-16 | 1995-08-01 | Occidental Chemical Corporation | Method of purifying chlorine-containing gases |
| BR9510351A (pt) * | 1994-11-17 | 1997-12-23 | Bayer Ag | Processo para a preparação de isocianatos |
| DE19535716A1 (de) * | 1995-09-26 | 1997-03-27 | Bayer Ag | Verfahren zur Aufarbeitung der Reaktionsgase bei der Oxidation von HCI zu Chlor |
| DE19536976A1 (de) * | 1995-10-04 | 1997-04-10 | Basf Ag | Verfahren zur selektiven Abtrennung und Wiedergewinnung von Chlor aus Gasgemischen |
| AU2003208834A1 (en) * | 2002-02-27 | 2003-09-09 | Basf Aktiengesellschaft | Reactor and method for producing phosgene |
| US6719957B2 (en) * | 2002-04-17 | 2004-04-13 | Bayer Corporation | Process for purification of anhydrous hydrogen chloride gas |
| DE10250131A1 (de) * | 2002-10-28 | 2004-05-06 | Basf Ag | Verfahren zur Herstellung von Chlor aus Salzsäure |
| EP1981806B1 (de) * | 2006-01-27 | 2009-11-04 | Basf Se | Verfahren zur herstellung von chlor |
-
2006
- 2006-05-19 DE DE102006023581A patent/DE102006023581A1/de not_active Withdrawn
-
2007
- 2007-05-09 ES ES07725010T patent/ES2362682T3/es active Active
- 2007-05-09 DE DE502007006782T patent/DE502007006782D1/de active Active
- 2007-05-09 PT PT07725010T patent/PT2024279E/pt unknown
- 2007-05-09 PL PL07725010T patent/PL2024279T3/pl unknown
- 2007-05-09 AT AT07725010T patent/ATE502897T1/de active
- 2007-05-09 KR KR1020087030821A patent/KR101374974B1/ko not_active Expired - Fee Related
- 2007-05-09 EP EP07725010A patent/EP2024279B1/de not_active Not-in-force
- 2007-05-09 CN CN2007800183246A patent/CN101448733B/zh not_active Expired - Fee Related
- 2007-05-09 JP JP2009510320A patent/JP5129808B2/ja not_active Expired - Fee Related
- 2007-05-09 RU RU2008150044/15A patent/RU2008150044A/ru not_active Application Discontinuation
- 2007-05-09 WO PCT/EP2007/004087 patent/WO2007134716A2/de not_active Ceased
- 2007-05-17 US US11/749,817 patent/US20070277551A1/en not_active Abandoned
- 2007-05-18 TW TW096117683A patent/TW200815286A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN101448733B (zh) | 2013-11-06 |
| EP2024279B1 (de) | 2011-03-23 |
| ATE502897T1 (de) | 2011-04-15 |
| US20070277551A1 (en) | 2007-12-06 |
| DE102006023581A1 (de) | 2007-11-22 |
| CN101448733A (zh) | 2009-06-03 |
| EP2024279A2 (de) | 2009-02-18 |
| RU2008150044A (ru) | 2010-06-27 |
| KR101374974B1 (ko) | 2014-03-14 |
| WO2007134716A2 (de) | 2007-11-29 |
| PL2024279T3 (pl) | 2011-09-30 |
| PT2024279E (pt) | 2011-06-16 |
| WO2007134716A3 (de) | 2008-09-12 |
| JP5129808B2 (ja) | 2013-01-30 |
| KR20090016716A (ko) | 2009-02-17 |
| JP2009537429A (ja) | 2009-10-29 |
| ES2362682T3 (es) | 2011-07-11 |
| DE502007006782D1 (de) | 2011-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200815286A (en) | Processes for separating chlorine from a gas stream containing chlorine, oxygen and carbon dioxide | |
| JP5366580B2 (ja) | イソシアネートの製造方法 | |
| KR101385909B1 (ko) | 이소시아네이트의 제조 방법 | |
| CN102498093B (zh) | 制备异氰酸酯的方法 | |
| JP4336655B2 (ja) | 塩化水素とホスゲンの混合物を分離する方法 | |
| US20090166180A1 (en) | Process for producing isocyanates | |
| CN101205199B (zh) | 制备甲苯-二异氰酸酯的方法 | |
| CN101293636A (zh) | 含氯化氢的气体混合物的氧化方法 | |
| CN105121403B (zh) | 从光气化的气体粗产物中分离由伯胺在气相中的光气化制备的异氰酸酯的方法 | |
| US20080260619A1 (en) | Processes for the oxidation of hydrogen chloride | |
| US20070274898A1 (en) | Processes for the preparation of chlorine from hydrogen chloride and oxygen | |
| KR20090015985A (ko) | 산소를 사용한 염화수소 산화 방법 | |
| US20070274900A1 (en) | Processes for obtaining chlorine from mixtures of chlorine, water, hydrogen chloride and oxygen, and incorporation of such processes into isocyanate production processes | |
| CN103025709B (zh) | 用于在气相中制备异氰酸酯的方法 | |
| CN101326120A (zh) | 制备氯的方法 | |
| HK1133245A (en) | Method for separating chlorine from the product gas from an hci oxidation process | |
| US20100303710A1 (en) | Process for producing chlorine | |
| HK1134480A (en) | Process for the preparation of isocyanates | |
| HK1109389A (en) | Process for the production of isocyanates |