NO131752B - - Google Patents
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- Publication number
- NO131752B NO131752B NO652/71A NO65271A NO131752B NO 131752 B NO131752 B NO 131752B NO 652/71 A NO652/71 A NO 652/71A NO 65271 A NO65271 A NO 65271A NO 131752 B NO131752 B NO 131752B
- Authority
- NO
- Norway
- Prior art keywords
- alkali
- tripolyphosphate
- weight
- grain
- granulation
- Prior art date
Links
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 37
- 239000008187 granular material Substances 0.000 claims description 31
- 239000003513 alkali Substances 0.000 claims description 28
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 23
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 23
- 238000005469 granulation Methods 0.000 claims description 21
- 230000003179 granulation Effects 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 229910019142 PO4 Inorganic materials 0.000 claims description 14
- 239000010452 phosphate Substances 0.000 claims description 14
- 238000005299 abrasion Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 26
- 239000000047 product Substances 0.000 description 21
- 239000000463 material Substances 0.000 description 12
- 238000005496 tempering Methods 0.000 description 10
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000011230 binding agent Substances 0.000 description 7
- 239000001488 sodium phosphate Substances 0.000 description 7
- 229910000162 sodium phosphate Inorganic materials 0.000 description 7
- 230000036571 hydration Effects 0.000 description 4
- 238000006703 hydration reaction Methods 0.000 description 4
- 238000007873 sieving Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003979 granulating agent Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- LCCNCVORNKJIRZ-UHFFFAOYSA-N parathion Chemical compound CCOP(=S)(OCC)OC1=CC=C([N+]([O-])=O)C=C1 LCCNCVORNKJIRZ-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 235000019830 sodium polyphosphate Nutrition 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/38—Condensed phosphates
- C01B25/40—Polyphosphates
- C01B25/41—Polyphosphates of alkali metals
- C01B25/412—Preparation from alkali metal orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/06—Phosphates, including polyphosphates
- C11D3/062—Special methods concerning phosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Glanulating (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2008495A DE2008495C3 (de) | 1970-02-24 | 1970-02-24 | Verfahren zur Herstellung von körnigem Alkalitripolyphosphat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131752B true NO131752B (xx) | 1975-04-14 |
| NO131752C NO131752C (xx) | 1975-07-23 |
Family
ID=5763197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO652/71A NO131752C (xx) | 1970-02-24 | 1971-02-23 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3761573A (xx) |
| JP (1) | JPS5416959B1 (xx) |
| AT (1) | AT320590B (xx) |
| BE (1) | BE763266A (xx) |
| CA (1) | CA945345A (xx) |
| CH (1) | CH541514A (xx) |
| DE (1) | DE2008495C3 (xx) |
| DK (1) | DK135571C (xx) |
| ES (1) | ES387875A1 (xx) |
| FR (1) | FR2083106A5 (xx) |
| GB (1) | GB1312604A (xx) |
| IL (1) | IL36157A (xx) |
| NL (1) | NL7102332A (xx) |
| NO (1) | NO131752C (xx) |
| SE (1) | SE354052C (xx) |
| ZA (1) | ZA711003B (xx) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2193778A1 (en) * | 1972-07-31 | 1974-02-22 | Rhone Progil | Sodium polyphosphate prepn - by granulating sodium orthophosphate with water or aqs orthophosphate soln drying and heat treating granules |
| GB1466868A (en) * | 1973-04-19 | 1977-03-09 | Unilever Ltd | Granulation of materials |
| US3932590A (en) * | 1974-04-08 | 1976-01-13 | Fmc Corporation | Process for preparing medium density granular sodium tripolyphosphate |
| US4134963A (en) * | 1976-12-06 | 1979-01-16 | Fmc Corporation | Production of low density granular sodium tripolyphosphate |
| US4251498A (en) * | 1979-01-02 | 1981-02-17 | Fmc Corporation | Preparation of granular sodium tripolyphosphate products from screen undersize sodium tripolyphosphate particles |
| US4255274A (en) * | 1979-01-02 | 1981-03-10 | Fmc Corporation | Preparation of granular sodium tripolyphosphate products |
| US4315898A (en) * | 1980-06-30 | 1982-02-16 | Fmc Corportion | Preparation of granular sodium tripolyphosphate hexahydrate with low friability |
| DE3035820A1 (de) * | 1980-09-23 | 1982-05-06 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von granulierten alkalidi- oder -triphosphaten |
| DE3035805A1 (de) * | 1980-09-23 | 1982-05-06 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von granulaten kondensierter phosphate |
| DE3104403A1 (de) * | 1981-02-07 | 1982-08-19 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von granulierten alkaliorthophosphaten |
| EP0059280B1 (en) * | 1981-03-03 | 1985-01-02 | FMC Corporation | Preparation of granular sodium tripolyphosphate products |
| DE3109652A1 (de) * | 1981-03-13 | 1982-09-23 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von abriebfestem natriumtriphosphat |
| SE442193B (sv) * | 1983-05-25 | 1985-12-09 | Boliden Ab | Forfarande vid framstellning av granulert natriumtripolyfosfat |
| US4790983A (en) * | 1987-04-24 | 1988-12-13 | Occidental Chemical Corporation | High absorbtivity sodium tripolyphosphate |
| US4790984A (en) * | 1987-08-10 | 1988-12-13 | Fmc Corporation | Process for preparing a sodium tripolyphosphate hexahydrate powder |
| US5004589A (en) * | 1989-11-29 | 1991-04-02 | Monsanto Company | Process for preparing sodium tripolyphosphate |
| US5045294A (en) * | 1990-01-08 | 1991-09-03 | Monsanto Company | Process for preparing medium density granular sodium phosphates |
| US5215731A (en) * | 1992-04-08 | 1993-06-01 | Monsanto Company | Process for preparing medium density granular sodium tripolyphosphate |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB234197A (en) * | 1924-02-29 | 1925-05-28 | James Torrance Millar | Improvements in or relating to the crystallisation and drying of soluble substances |
| US3160472A (en) * | 1960-05-06 | 1964-12-08 | Monsanto Co | Agglomeration of powdered tripolyphosphates |
| US3210154A (en) * | 1962-03-07 | 1965-10-05 | Stauffer Chemical Co | Molecularly dehydrated phosphates |
| US3437434A (en) * | 1966-06-23 | 1969-04-08 | Fmc Corp | High density sodium tripolyphosphate |
| FR1536511A (fr) * | 1966-08-05 | 1968-08-16 | Montedison Spa | Procédé et appareil pour la préparation de tripolyphosphate de sodium en lit fluidifié |
-
1970
- 1970-02-24 DE DE2008495A patent/DE2008495C3/de not_active Expired
-
1971
- 1971-02-02 ES ES387875A patent/ES387875A1/es not_active Expired
- 1971-02-03 CH CH155071A patent/CH541514A/de not_active IP Right Cessation
- 1971-02-08 IL IL36157A patent/IL36157A/xx unknown
- 1971-02-09 US US00114048A patent/US3761573A/en not_active Expired - Lifetime
- 1971-02-09 CA CA104,856A patent/CA945345A/en not_active Expired
- 1971-02-16 ZA ZA711003A patent/ZA711003B/xx unknown
- 1971-02-17 SE SE7102049A patent/SE354052C/xx unknown
- 1971-02-22 NL NL7102332A patent/NL7102332A/xx not_active Application Discontinuation
- 1971-02-22 BE BE763266A patent/BE763266A/xx unknown
- 1971-02-22 AT AT148171A patent/AT320590B/de not_active IP Right Cessation
- 1971-02-23 DK DK81571A patent/DK135571C/da active
- 1971-02-23 NO NO652/71A patent/NO131752C/no unknown
- 1971-02-24 FR FR7106344A patent/FR2083106A5/fr not_active Expired
- 1971-02-24 JP JP922271A patent/JPS5416959B1/ja active Pending
- 1971-04-19 GB GB2244071A patent/GB1312604A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IL36157A0 (en) | 1971-04-28 |
| GB1312604A (en) | 1973-04-04 |
| IL36157A (en) | 1974-06-30 |
| ZA711003B (en) | 1972-04-26 |
| JPS5416959B1 (xx) | 1979-06-26 |
| NO131752C (xx) | 1975-07-23 |
| CA945345A (en) | 1974-04-16 |
| DE2008495C3 (de) | 1974-12-05 |
| DE2008495A1 (de) | 1971-09-09 |
| DE2008495B2 (de) | 1974-05-09 |
| SE354052B (xx) | 1973-02-26 |
| SE354052C (xx) | 1975-02-17 |
| DK135571C (da) | 1977-10-31 |
| CH541514A (de) | 1973-09-15 |
| AT320590B (de) | 1975-02-25 |
| NL7102332A (xx) | 1971-08-26 |
| DK135571B (da) | 1977-05-23 |
| US3761573A (en) | 1973-09-25 |
| ES387875A1 (es) | 1973-05-16 |
| BE763266A (fr) | 1971-08-23 |
| FR2083106A5 (xx) | 1971-12-10 |
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