CA1070935A - Process for the preparation of fire-extinguishing compositions - Google Patents
Process for the preparation of fire-extinguishing compositionsInfo
- Publication number
- CA1070935A CA1070935A CA265,483A CA265483A CA1070935A CA 1070935 A CA1070935 A CA 1070935A CA 265483 A CA265483 A CA 265483A CA 1070935 A CA1070935 A CA 1070935A
- Authority
- CA
- Canada
- Prior art keywords
- urea
- alkali
- bed
- particulate material
- particulate
- 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.)
- Expired
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 4
- 239000004202 carbamide Substances 0.000 claims abstract description 131
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 130
- 239000003513 alkali Substances 0.000 claims abstract description 74
- 239000011236 particulate material Substances 0.000 claims abstract description 62
- 150000001875 compounds Chemical class 0.000 claims abstract description 51
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 17
- 229910052708 sodium Chemical group 0.000 claims abstract description 17
- 239000011734 sodium Chemical group 0.000 claims abstract description 17
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 15
- 239000011591 potassium Substances 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 12
- 150000003839 salts Chemical class 0.000 claims abstract description 10
- 150000004679 hydroxides Chemical class 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 29
- 239000002245 particle Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 19
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical group OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 15
- 239000004576 sand Substances 0.000 claims description 4
- 125000005587 carbonate group Chemical group 0.000 claims 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical group [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 claims 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 29
- 229910000027 potassium carbonate Inorganic materials 0.000 description 16
- 235000015497 potassium bicarbonate Nutrition 0.000 description 11
- 239000011736 potassium bicarbonate Substances 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000013019 agitation Methods 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- 235000011837 pasties Nutrition 0.000 description 2
- 235000015320 potassium carbonate Nutrition 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000001692 EU approved anti-caking agent Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical group OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012628 flowing agent Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 description 1
- GKKCIDNWFBPDBW-UHFFFAOYSA-M potassium cyanate Chemical compound [K]OC#N GKKCIDNWFBPDBW-UHFFFAOYSA-M 0.000 description 1
- 239000011369 resultant mixture Substances 0.000 description 1
- 229940071207 sesquicarbonate Drugs 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 235000009529 zinc sulphate Nutrition 0.000 description 1
- 239000011686 zinc sulphate Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0007—Solid extinguishing substances
- A62D1/0014—Powders; Granules
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB47040/75A GB1495199A (en) | 1975-11-14 | 1975-11-14 | Process for producing fire-extinguishing compositions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1070935A true CA1070935A (en) | 1980-02-05 |
Family
ID=10443483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA265,483A Expired CA1070935A (en) | 1975-11-14 | 1976-11-12 | Process for the preparation of fire-extinguishing compositions |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4107053A (en]) |
| AR (1) | AR210913A1 (en]) |
| BE (1) | BE848118A (en]) |
| BR (1) | BR7607587A (en]) |
| CA (1) | CA1070935A (en]) |
| DD (1) | DD127253A5 (en]) |
| DE (1) | DE2652044C3 (en]) |
| DK (1) | DK499976A (en]) |
| FR (1) | FR2331360A1 (en]) |
| GB (1) | GB1495199A (en]) |
| IE (1) | IE44041B1 (en]) |
| IL (1) | IL50828A (en]) |
| IN (1) | IN145519B (en]) |
| IT (1) | IT1123081B (en]) |
| LU (1) | LU76184A1 (en]) |
| NL (1) | NL163963C (en]) |
| NZ (1) | NZ182489A (en]) |
| PL (1) | PL105999B1 (en]) |
| ZA (1) | ZA766503B (en]) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2088901B (en) * | 1980-10-23 | 1983-12-07 | Vickers Ltd | Anodised aluminium sheet for lithographic printing plate production |
| US20070029518A1 (en) * | 2005-08-08 | 2007-02-08 | Shigeaki Hatakeyama | Process for producing extinguishing agent |
| US8080169B2 (en) * | 2005-08-08 | 2011-12-20 | Bonex, Inc. | Process for producing extinguishing agent and throw-type fire extinguisher |
| CN114733130B (zh) * | 2022-04-02 | 2023-05-09 | 河北工业大学 | 一种基于碳酸氢钾干粉的灭火组合物及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1118215A (en) * | 1965-08-11 | 1968-06-26 | Ici Ltd | Fire-extinguishing compositions |
| GB1206195A (en) * | 1968-02-26 | 1970-09-23 | Ici Ltd | Preparation of fire-extinguishing material |
| US3536620A (en) * | 1966-11-03 | 1970-10-27 | Ici Ltd | Fire-extinguishing compositions comprising the reaction products of urea and a bicarbonate,carbonate or hydroxide of sodium or potassium |
| GB1229021A (en]) * | 1968-02-16 | 1971-04-21 | ||
| US3608641A (en) * | 1968-03-01 | 1971-09-28 | Ici Ltd | Preparation of fire-extinguishing material by heating dicyandiamide with alkali metal carbonates or bicarbonates |
| GB1315377A (en) * | 1970-06-25 | 1973-05-02 | Ici Ltd | Solid fire-extinguishing compositions |
| GB1387705A (en) * | 1972-10-06 | 1975-03-19 | Ici Ltd | Solid fire-extinguishing compositions |
-
1975
- 1975-11-14 GB GB47040/75A patent/GB1495199A/en not_active Expired
-
1976
- 1976-10-29 IE IE2391/76A patent/IE44041B1/en unknown
- 1976-10-29 ZA ZA00766503A patent/ZA766503B/xx unknown
- 1976-11-01 US US05/737,272 patent/US4107053A/en not_active Expired - Lifetime
- 1976-11-01 NZ NZ182489A patent/NZ182489A/xx unknown
- 1976-11-01 IN IN1985/CAL/76A patent/IN145519B/en unknown
- 1976-11-03 IL IL50828A patent/IL50828A/xx unknown
- 1976-11-04 DK DK499976A patent/DK499976A/da not_active Application Discontinuation
- 1976-11-08 BE BE172177A patent/BE848118A/xx not_active IP Right Cessation
- 1976-11-10 IT IT29217/76A patent/IT1123081B/it active
- 1976-11-11 NL NL7612531.A patent/NL163963C/xx not_active IP Right Cessation
- 1976-11-12 CA CA265,483A patent/CA1070935A/en not_active Expired
- 1976-11-12 AR AR265449A patent/AR210913A1/es active
- 1976-11-12 FR FR7634177A patent/FR2331360A1/fr active Granted
- 1976-11-12 DD DD195743A patent/DD127253A5/xx unknown
- 1976-11-12 LU LU76184A patent/LU76184A1/xx unknown
- 1976-11-12 PL PL1976193674A patent/PL105999B1/pl unknown
- 1976-11-12 BR BR7607587A patent/BR7607587A/pt unknown
- 1976-11-15 DE DE2652044A patent/DE2652044C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IE44041L (en) | 1977-05-14 |
| IT1123081B (it) | 1986-04-30 |
| IL50828A (en) | 1979-11-30 |
| LU76184A1 (en]) | 1977-12-13 |
| BE848118A (fr) | 1977-05-09 |
| DE2652044A1 (de) | 1977-06-02 |
| FR2331360B1 (en]) | 1980-05-23 |
| PL105999B1 (pl) | 1979-11-30 |
| US4107053A (en) | 1978-08-15 |
| NL163963C (nl) | 1980-11-17 |
| DE2652044C3 (de) | 1979-05-31 |
| DK499976A (da) | 1977-05-15 |
| IE44041B1 (en) | 1981-07-29 |
| NZ182489A (en) | 1978-03-06 |
| AU1933276A (en) | 1978-05-11 |
| IN145519B (en]) | 1978-10-28 |
| DE2652044B2 (de) | 1978-10-05 |
| DD127253A5 (en]) | 1977-09-14 |
| BR7607587A (pt) | 1977-09-27 |
| NL7612531A (nl) | 1977-05-17 |
| AR210913A1 (es) | 1977-09-30 |
| ZA766503B (en) | 1978-01-25 |
| GB1495199A (en) | 1977-12-14 |
| FR2331360A1 (fr) | 1977-06-10 |
| NL163963B (nl) | 1980-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |