BE670425A - - Google Patents
Info
- Publication number
- BE670425A BE670425A BE670425A BE670425A BE670425A BE 670425 A BE670425 A BE 670425A BE 670425 A BE670425 A BE 670425A BE 670425 A BE670425 A BE 670425A BE 670425 A BE670425 A BE 670425A
- Authority
- BE
- Belgium
- Prior art keywords
- adiponitrile
- washing
- liquid
- cooled
- temperature
- Prior art date
Links
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 11
- 238000000746 purification Methods 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 8
- 238000002425 crystallisation Methods 0.000 claims description 8
- 230000008025 crystallization Effects 0.000 claims description 8
- 239000012452 mother liquor Substances 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3996464 | 1964-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE670425A true BE670425A (enrdf_load_stackoverflow) | 1966-04-01 |
Family
ID=10412452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE670425A BE670425A (enrdf_load_stackoverflow) | 1964-10-01 | 1965-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE670425A (enrdf_load_stackoverflow) |
-
1965
- 1965-10-01 BE BE670425A patent/BE670425A/fr unknown
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