DE1965404A1 - Verfahren zur Herstellung von Hexamethylentetramin-Pellets - Google Patents
Verfahren zur Herstellung von Hexamethylentetramin-PelletsInfo
- Publication number
- DE1965404A1 DE1965404A1 DE19691965404 DE1965404A DE1965404A1 DE 1965404 A1 DE1965404 A1 DE 1965404A1 DE 19691965404 DE19691965404 DE 19691965404 DE 1965404 A DE1965404 A DE 1965404A DE 1965404 A1 DE1965404 A1 DE 1965404A1
- Authority
- DE
- Germany
- Prior art keywords
- hexamethylenetetramine
- fluidized bed
- particles
- grain size
- air
- 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
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 title claims description 64
- 239000004312 hexamethylene tetramine Substances 0.000 title claims description 32
- 235000010299 hexamethylene tetramine Nutrition 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 23
- 239000008188 pellet Substances 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 30
- 239000002245 particle Substances 0.000 claims description 26
- 239000000243 solution Substances 0.000 claims description 21
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- 239000011541 reaction mixture Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000010924 continuous production Methods 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 21
- 239000013078 crystal Substances 0.000 description 6
- 239000007795 chemical reaction product Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 239000008098 formaldehyde solution Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 101150052863 THY1 gene Proteins 0.000 description 1
- 239000004164 Wax ester Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- XOFYZVNMUHMLCC-ZPOLXVRWSA-N prednisone Chemical compound O=C1C=C[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 XOFYZVNMUHMLCC-ZPOLXVRWSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains three hetero rings
- C07D487/18—Bridged systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78830868A | 1968-12-31 | 1968-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1965404A1 true DE1965404A1 (de) | 1970-07-16 |
Family
ID=25144094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691965404 Pending DE1965404A1 (de) | 1968-12-31 | 1969-12-30 | Verfahren zur Herstellung von Hexamethylentetramin-Pellets |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE743974A (enExample) |
| DE (1) | DE1965404A1 (enExample) |
| FR (1) | FR2027492A1 (enExample) |
| GB (1) | GB1305041A (enExample) |
| IT (1) | IT968009B (enExample) |
| NL (1) | NL6919558A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN216704329U (zh) * | 2021-12-28 | 2022-06-10 | 山东天成万丰投资有限公司 | 一种具有pH自动调节功能的乌洛托品生产装置 |
-
1969
- 1969-12-27 IT IT4243469A patent/IT968009B/it active
- 1969-12-30 DE DE19691965404 patent/DE1965404A1/de active Pending
- 1969-12-30 NL NL6919558A patent/NL6919558A/xx unknown
- 1969-12-31 GB GB6354969A patent/GB1305041A/en not_active Expired
- 1969-12-31 BE BE743974D patent/BE743974A/xx unknown
- 1969-12-31 FR FR6945730A patent/FR2027492A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NL6919558A (enExample) | 1970-07-02 |
| GB1305041A (enExample) | 1973-01-31 |
| FR2027492A1 (enExample) | 1970-09-25 |
| IT968009B (it) | 1974-03-20 |
| BE743974A (enExample) | 1970-05-28 |
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