NO133076B - - Google Patents
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- Publication number
- NO133076B NO133076B NO4462/72A NO446272A NO133076B NO 133076 B NO133076 B NO 133076B NO 4462/72 A NO4462/72 A NO 4462/72A NO 446272 A NO446272 A NO 446272A NO 133076 B NO133076 B NO 133076B
- Authority
- NO
- Norway
- Prior art keywords
- reaction
- formaldehyde
- temperature
- added
- condensation product
- Prior art date
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 76
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 50
- 238000006243 chemical reaction Methods 0.000 claims description 35
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 22
- 239000002253 acid Substances 0.000 claims description 15
- 239000007859 condensation product Substances 0.000 claims description 14
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 14
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 14
- 150000001412 amines Chemical class 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- DFNYGALUNNFWKJ-UHFFFAOYSA-N aminoacetonitrile Chemical compound NCC#N DFNYGALUNNFWKJ-UHFFFAOYSA-N 0.000 claims description 10
- 238000010992 reflux Methods 0.000 claims description 10
- 230000002378 acidificating effect Effects 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 150000007513 acids Chemical class 0.000 claims description 3
- 239000012431 aqueous reaction media Substances 0.000 claims description 2
- IWLBIFVMPLUHLK-UHFFFAOYSA-N azane;formaldehyde Chemical compound N.O=C IWLBIFVMPLUHLK-UHFFFAOYSA-N 0.000 claims description 2
- CREXVNNSNOKDHW-UHFFFAOYSA-N azaniumylideneazanide Chemical group N[N] CREXVNNSNOKDHW-UHFFFAOYSA-N 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 description 22
- 239000000243 solution Substances 0.000 description 20
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 17
- 229960004011 methenamine Drugs 0.000 description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 150000002825 nitriles Chemical class 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000013078 crystal Substances 0.000 description 9
- 229910021529 ammonia Inorganic materials 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- LJAIDEYQVIJERM-UHFFFAOYSA-N 2-[bis(cyanomethyl)amino]acetonitrile Chemical compound N#CCN(CC#N)CC#N LJAIDEYQVIJERM-UHFFFAOYSA-N 0.000 description 6
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- -1 nitrile acetic acid nitriles Chemical class 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 239000012429 reaction media Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000012452 mother liquor Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- FDWRKVKXYZRYOD-UHFFFAOYSA-N 2-[2-[bis(cyanomethyl)amino]ethyl-(cyanomethyl)amino]acetonitrile Chemical compound N#CCN(CC#N)CCN(CC#N)CC#N FDWRKVKXYZRYOD-UHFFFAOYSA-N 0.000 description 3
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 3
- 235000011054 acetic acid Nutrition 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000008098 formaldehyde solution Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical class NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 239000002738 chelating agent Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- VIQAOIGVRNWUDN-UHFFFAOYSA-N ethane-1,2-diamine formaldehyde Chemical compound C=O.C(CN)N VIQAOIGVRNWUDN-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 2
- 235000013905 glycine and its sodium salt Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 150000008361 aminoacetonitriles Chemical class 0.000 description 1
- 125000005219 aminonitrile group Chemical group 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- DZCAZXAJPZCSCU-UHFFFAOYSA-K sodium nitrilotriacetate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CC([O-])=O DZCAZXAJPZCSCU-UHFFFAOYSA-K 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/34—Blowing through the bath
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2160502A DE2160502A1 (de) | 1971-12-07 | 1971-12-07 | Verfahren zum frischen von phosphorarmem roheisen zu stahl |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133076B true NO133076B (fr) | 1975-11-24 |
| NO133076C NO133076C (fr) | 1976-03-03 |
Family
ID=5827161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4462/72A NO133076C (fr) | 1971-12-07 | 1972-12-05 |
Country Status (18)
| Country | Link |
|---|---|
| JP (2) | JPS4876716A (fr) |
| AR (1) | AR196417A1 (fr) |
| AT (1) | AT333812B (fr) |
| AU (1) | AU474720B2 (fr) |
| BE (1) | BE792419A (fr) |
| BR (1) | BR7208622D0 (fr) |
| CA (1) | CA974067A (fr) |
| DE (1) | DE2160502A1 (fr) |
| ES (1) | ES409369A1 (fr) |
| FR (1) | FR2162538B1 (fr) |
| GB (1) | GB1403058A (fr) |
| HU (1) | HU169054B (fr) |
| IT (1) | IT973923B (fr) |
| NL (1) | NL7216530A (fr) |
| NO (1) | NO133076C (fr) |
| SE (1) | SE413675B (fr) |
| TR (1) | TR17601A (fr) |
| ZA (1) | ZA728661B (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3802685A (en) * | 1972-08-29 | 1974-04-09 | Steel Corp | Q-bop vessel construction |
| DE2401909C3 (de) * | 1974-01-16 | 1985-06-27 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Herstellung von Stahl |
| US3954445A (en) * | 1974-08-30 | 1976-05-04 | United States Steel Corporation | Method of controlling temperature in Q-BOP |
| JPS55161016A (en) * | 1979-06-05 | 1980-12-15 | Kawasaki Steel Corp | Refining method for bottom blowing converter |
| JPS5743920A (en) * | 1980-08-30 | 1982-03-12 | Kawasaki Steel Corp | Method for blow refining in bottom-blown converter |
| JPS5743919A (en) * | 1980-08-30 | 1982-03-12 | Kawasaki Steel Corp | Method for blow refining in top and/or bottom-blown converter |
| JPS5763614A (en) * | 1980-10-03 | 1982-04-17 | Kawasaki Steel Corp | Refining method in top and bottom blowing converter |
| CN113308636B (zh) * | 2021-05-27 | 2021-12-24 | 河南豫中新材料有限公司 | 一种基于固废制备无钙磷铁环调整剂的方法 |
-
0
- BE BE792419D patent/BE792419A/fr not_active IP Right Cessation
-
1971
- 1971-12-07 DE DE2160502A patent/DE2160502A1/de active Pending
-
1972
- 1972-12-05 SE SE7215826A patent/SE413675B/sv unknown
- 1972-12-05 NO NO4462/72A patent/NO133076C/no unknown
- 1972-12-06 ZA ZA728661A patent/ZA728661B/xx unknown
- 1972-12-06 ES ES409369A patent/ES409369A1/es not_active Expired
- 1972-12-06 IT IT54514/72A patent/IT973923B/it active
- 1972-12-06 AT AT1036872A patent/AT333812B/de not_active IP Right Cessation
- 1972-12-06 NL NL7216530A patent/NL7216530A/xx unknown
- 1972-12-06 HU HUEI445A patent/HU169054B/hu unknown
- 1972-12-07 BR BR008622/72A patent/BR7208622D0/pt unknown
- 1972-12-07 TR TR17601A patent/TR17601A/xx unknown
- 1972-12-07 CA CA158,376A patent/CA974067A/en not_active Expired
- 1972-12-07 GB GB5643872A patent/GB1403058A/en not_active Expired
- 1972-12-07 FR FR7243563A patent/FR2162538B1/fr not_active Expired
- 1972-12-07 AR AR245566A patent/AR196417A1/es active
- 1972-12-07 AU AU49747/72A patent/AU474720B2/en not_active Expired
- 1972-12-07 JP JP47122124A patent/JPS4876716A/ja active Pending
-
1977
- 1977-06-28 JP JP7621477A patent/JPS53134715A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| HU169054B (fr) | 1976-09-28 |
| AT333812B (de) | 1976-12-10 |
| IT973923B (it) | 1974-06-10 |
| TR17601A (tr) | 1975-07-23 |
| AU4974772A (en) | 1974-06-13 |
| JPS4876716A (fr) | 1973-10-16 |
| JPS5627570B2 (fr) | 1981-06-25 |
| BR7208622D0 (pt) | 1973-12-13 |
| FR2162538B1 (fr) | 1976-08-20 |
| ZA728661B (en) | 1973-09-26 |
| ATA1036872A (de) | 1976-04-15 |
| CA974067A (en) | 1975-09-09 |
| NO133076C (fr) | 1976-03-03 |
| JPS53134715A (en) | 1978-11-24 |
| DE2160502A1 (de) | 1973-07-05 |
| AU474720B2 (en) | 1976-07-29 |
| NL7216530A (fr) | 1973-06-12 |
| GB1403058A (en) | 1975-08-13 |
| BE792419A (fr) | 1973-03-30 |
| FR2162538A1 (fr) | 1973-07-20 |
| ES409369A1 (es) | 1975-10-16 |
| AR196417A1 (es) | 1973-12-27 |
| SE413675B (sv) | 1980-06-16 |
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