DE2014195A1 - Verfahren zur Herstellung von Chloroprenmonomer mit einem kleinen Acetaldehydgehalt - Google Patents
Verfahren zur Herstellung von Chloroprenmonomer mit einem kleinen AcetaldehydgehaltInfo
- Publication number
- DE2014195A1 DE2014195A1 DE19702014195 DE2014195A DE2014195A1 DE 2014195 A1 DE2014195 A1 DE 2014195A1 DE 19702014195 DE19702014195 DE 19702014195 DE 2014195 A DE2014195 A DE 2014195A DE 2014195 A1 DE2014195 A1 DE 2014195A1
- Authority
- DE
- Germany
- Prior art keywords
- chloroprene
- acetaldehyde
- ammonium
- dehydrochlorination
- ammonia water
- 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.)
- Withdrawn
Links
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 title claims description 92
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 title claims description 40
- 238000000034 method Methods 0.000 title claims description 20
- 239000000178 monomer Substances 0.000 title description 9
- 238000004519 manufacturing process Methods 0.000 title description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 19
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 19
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 13
- 238000007033 dehydrochlorination reaction Methods 0.000 claims description 8
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 3
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 17
- 239000006227 byproduct Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 229910021529 ammonia Inorganic materials 0.000 description 9
- 239000007864 aqueous solution Substances 0.000 description 9
- 238000000605 extraction Methods 0.000 description 9
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 8
- 239000008346 aqueous phase Substances 0.000 description 7
- 239000007795 chemical reaction product Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 5
- 239000012074 organic phase Substances 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 4
- 239000005695 Ammonium acetate Substances 0.000 description 4
- 235000019257 ammonium acetate Nutrition 0.000 description 4
- 229940043376 ammonium acetate Drugs 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 4
- 239000013256 coordination polymer Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- XVEASTGLHPVZNA-UHFFFAOYSA-N 3,4-dichlorobut-1-ene Chemical compound ClCC(Cl)C=C XVEASTGLHPVZNA-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- -1 acetate aldehyde Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- UAZUEJTXWAXSMA-UHFFFAOYSA-N 1,1-dichlorobut-1-ene Chemical compound CCC=C(Cl)Cl UAZUEJTXWAXSMA-UHFFFAOYSA-N 0.000 description 1
- PCPYTNCQOSFKGG-UHFFFAOYSA-N 1-chlorobuta-1,3-diene Chemical compound ClC=CC=C PCPYTNCQOSFKGG-UHFFFAOYSA-N 0.000 description 1
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2190069 | 1969-03-24 | ||
| JP3037569 | 1969-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2014195A1 true DE2014195A1 (de) | 1970-10-01 |
Family
ID=26359037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702014195 Withdrawn DE2014195A1 (de) | 1969-03-24 | 1970-03-24 | Verfahren zur Herstellung von Chloroprenmonomer mit einem kleinen Acetaldehydgehalt |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE747880A (enExample) |
| CA (1) | CA946414A (enExample) |
| DE (1) | DE2014195A1 (enExample) |
| FR (1) | FR2035848B1 (enExample) |
| GB (1) | GB1301329A (enExample) |
| NL (1) | NL142935B (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1525661A (fr) * | 1966-06-03 | 1968-05-17 | Du Pont | Perfectionnements apportés aux réactions de déshydrohalogénation de composés organiques |
-
1970
- 1970-03-20 CA CA077,935A patent/CA946414A/en not_active Expired
- 1970-03-23 FR FR7010424A patent/FR2035848B1/fr not_active Expired
- 1970-03-24 GB GB1301329D patent/GB1301329A/en not_active Expired
- 1970-03-24 NL NL7004165A patent/NL142935B/xx not_active IP Right Cessation
- 1970-03-24 DE DE19702014195 patent/DE2014195A1/de not_active Withdrawn
- 1970-03-24 BE BE747880D patent/BE747880A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA946414A (en) | 1974-04-30 |
| GB1301329A (enExample) | 1972-12-29 |
| FR2035848B1 (enExample) | 1974-08-09 |
| NL7004165A (enExample) | 1970-09-28 |
| FR2035848A1 (enExample) | 1970-12-24 |
| NL142935B (nl) | 1974-08-15 |
| BE747880A (fr) | 1970-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |