SE9103609L - Foerfarande foer framstaellning av alkalimetallfosfat - Google Patents

Foerfarande foer framstaellning av alkalimetallfosfat

Info

Publication number: SE9103609L
Authority: SE; Sweden
Prior art keywords: alkali metal; phosphate; procedures; preparation; solution
Prior art date: 1990-04-06

Application number

SE9103609A

Other languages

English (en)

Other versions

SE9103609D0 (sv

SE469030B (sv

Inventor

S-G A Weckman

Original Assignee

Kemira Oy

Priority date (The priority date 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 date listed.)

1990-04-06

Filing date

1991-12-04

Publication date

1991-12-04

1991-12-04 Application filed by Kemira Oy filed Critical Kemira Oy

1991-12-04 Publication of SE9103609D0 publication Critical patent/SE9103609D0/sv

1991-12-04 Publication of SE9103609L publication Critical patent/SE9103609L/sv

1993-05-03 Publication of SE469030B publication Critical patent/SE469030B/sv

Links

229910000318 alkali metal phosphate Inorganic materials 0.000 title abstract 4
238000000034 method Methods 0.000 title 1
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 2
239000007864 aqueous solution Substances 0.000 abstract 2
239000000243 solution Substances 0.000 abstract 2
229910052783 alkali metal Inorganic materials 0.000 abstract 1
229910001514 alkali metal chloride Inorganic materials 0.000 abstract 1
229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
239000007795 chemical reaction product Substances 0.000 abstract 1
230000007062 hydrolysis Effects 0.000 abstract 1
238000006460 hydrolysis reaction Methods 0.000 abstract 1
230000003301 hydrolyzing effect Effects 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
229910000402 monopotassium phosphate Inorganic materials 0.000 abstract 1
235000019796 monopotassium phosphate Nutrition 0.000 abstract 1
GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 abstract 1
LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 abstract 1
239000007787 solid Substances 0.000 abstract 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
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Fertilizers (AREA)

SE9103609A 1990-04-06 1991-12-04 Foerfarande foer framstaellning av alkalimetallfosfat SE469030B (sv)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI901770A FI92820C (sv)	1990-04-06	1990-04-06	Förfarande för framställning av alkalimetallfosfat
PCT/FI1991/000100 WO1991015424A1 (en)	1990-04-06	1991-04-05	Method for producing alkali metal phosphate

Publications (3)

Publication Number	Publication Date
SE9103609D0 SE9103609D0 (sv)	1991-12-04
SE9103609L true SE9103609L (sv)	1991-12-04
SE469030B SE469030B (sv)	1993-05-03

Family

ID=8530231

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9103609A SE469030B (sv)	1990-04-06	1991-12-04	Foerfarande foer framstaellning av alkalimetallfosfat

Country Status (9)

Country	Link
US (1)	US5443808A (sv)
JP (1)	JP2939830B2 (sv)
DE (1)	DE4190730T1 (sv)
FI (1)	FI92820C (sv)
GB (1)	GB2250279B (sv)
IL (1)	IL97778A (sv)
NL (1)	NL194122C (sv)
SE (1)	SE469030B (sv)
WO (1)	WO1991015424A1 (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6921594B2 (en) *	2001-12-19	2005-07-26	Sud-Chemie Inc.	Exhaust treatment and filtration system for molten carbonate fuel cells
IL187829A (en) *	2007-12-03	2014-05-28	Rotem Amfert Negev Ltd	Preparation of potassium phosphate based preparation
SE532281C2 (sv) *	2008-04-14	2009-12-01	Vattenfall Ab Publ	Förfarande för behandling av alkaliska klorider i gasfas i en förbränningsanläggning, förbränningsanläggning för utövande av förfarandet, samt användning av ett fosforhaltigt ämne för behandling av alkaliska klorider i gasfas i en förbränningsanläggning
CN102530902B (zh) *	2011-11-24	2014-08-20	广西力源肥业科技农化有限公司	一种工业化连续生产磷酸二氢钾的方法
CN103172040A (zh) *	2011-12-23	2013-06-26	山东鼎欣生物科技有限公司	一种高纯磷酸二氢钾生产方法
US20170102225A1 (en) *	2015-10-07	2017-04-13	Consolidated Container Company	System and method for non-destructive layer detection
KR102632786B1 (ko) *	2022-08-26	2024-02-05	경북대학교 산학협력단	메타인산칼륨 나노복합체, 이의 제조방법 및 이의 용도
CN116135779A (zh) *	2023-03-20	2023-05-19	四川西陇科学有限公司	一种低钠磷酸氢二钾的制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE578626A (sv) *	1957-08-01
BE657323A (sv) *	1963-12-20
NO115992B (sv) *	1964-07-22	1969-01-06	Knapsack Ag
FR1590299A (sv) *	1967-11-02	1970-04-13
IE34022B1 (en) *	1968-09-20	1975-01-08	Goulding Ltd W & H M	The production of fertilisers
US3650684A (en) *	1968-12-10	1972-03-21	Swift & Co	Manufacture of potassium metaphosphate
US3554729A (en) *	1969-08-28	1971-01-12	Gulf Research Development Co	Manufacture of low chloride potassium phosphate fertilizer
US3784367A (en) *	1971-08-10	1974-01-08	Allied Chem	Production of potassium polyphosphates
US3770410A (en) *	1971-09-10	1973-11-06	Occidental Petroleum Corp	Production of potassium polyphosphates from phosphate acid sludges
GB1388145A (en) *	1972-05-12	1975-03-26	Fitzwilton Ltd	Potassium phosphate fertilisers
US4134964A (en) *	1974-10-04	1979-01-16	Hoechst Aktiengesellschaft	Process and apparatus for purifying wet-processed phosphoric acid
US4158558A (en) *	1976-09-25	1979-06-19	Pennzoil Company	Potassium polyphosphate fertilizers
US4885148A (en) *	1988-09-06	1989-12-05	Phosphate Engineering & Construction Co., Inc.	Production of monobasic potassium phosphate with low chloride content from potassium chloride and phosphoric acid produced from the commercial wet process
GB8825390D0 (en) *	1988-10-31	1988-11-30	Univ Waterloo	Production of chloride-free fertilizers-11

1990
- 1990-04-06 FI FI901770A patent/FI92820C/sv not_active IP Right Cessation
1991
- 1991-04-04 IL IL9777891A patent/IL97778A/en not_active IP Right Cessation
- 1991-04-05 DE DE19914190730 patent/DE4190730T1/de not_active Withdrawn
- 1991-04-05 WO PCT/FI1991/000100 patent/WO1991015424A1/en not_active Ceased
- 1991-04-05 JP JP3506905A patent/JP2939830B2/ja not_active Expired - Fee Related
- 1991-04-05 NL NL9120002A patent/NL194122C/nl not_active IP Right Cessation
- 1991-11-29 GB GB9125435A patent/GB2250279B/en not_active Expired - Fee Related
- 1991-12-04 SE SE9103609A patent/SE469030B/sv not_active IP Right Cessation
1994
- 1994-12-12 US US08/356,783 patent/US5443808A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
IL97778A0 (en)	1992-06-21
FI901770L (sv)	1991-10-07
GB2250279B (en)	1993-11-17
GB2250279A (en)	1992-06-03
GB9125435D0 (en)	1992-01-29
JP2939830B2 (ja)	1999-08-25
SE9103609D0 (sv)	1991-12-04
SE469030B (sv)	1993-05-03
NL194122B (nl)	2001-03-01
FI92820C (sv)	1995-01-10
FI901770A0 (sv)	1990-04-06
IL97778A (en)	1996-01-19
DE4190730T1 (sv)	1993-06-03
FI92820B (sv)	1994-09-30
JPH05500652A (ja)	1993-02-12
US5443808A (en)	1995-08-22
NL9120002A (nl)	1992-03-02
WO1991015424A1 (en)	1991-10-17
NL194122C (nl)	2001-07-03

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