ATE118753T1 - Herstellung konzentrierter wässriger polyphosphatlösungen. - Google Patents

Herstellung konzentrierter wässriger polyphosphatlösungen.

Info

Publication number: ATE118753T1
Authority: AT; Austria
Prior art keywords: concentrated aqueous; production; polyphosphate solutions; acid; aqueous polyphosphate
Prior art date: 1990-06-18

Application number

AT91850166T

Other languages

English (en)

Inventor

Charles Francis Sikorski

John William Demarko

Original Assignee

Fmc Corp

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.)

1990-06-18

Filing date

1991-06-14

Publication date

1995-03-15

1991-06-14 Application filed by Fmc Corp filed Critical Fmc Corp

1995-03-15 Application granted granted Critical

1995-03-15 Publication of ATE118753T1 publication Critical patent/ATE118753T1/de

Links

229920000388 Polyphosphate Polymers 0.000 title abstract 3
239000001205 polyphosphate Substances 0.000 title abstract 3
235000011176 polyphosphates Nutrition 0.000 title abstract 3
239000002253 acid Substances 0.000 abstract 2
229910052783 alkali metal Inorganic materials 0.000 abstract 1
150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
150000001340 alkali metals Chemical class 0.000 abstract 1
238000003556 assay Methods 0.000 abstract 1
XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 abstract 1
235000011180 diphosphates Nutrition 0.000 abstract 1
229920000137 polyphosphoric acid Polymers 0.000 abstract 1
UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical group [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 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
- C01B25/38—Condensed phosphates
- C01B25/40—Polyphosphates
- C01B25/41—Polyphosphates of alkali metals
- 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
- C01B25/42—Pyrophosphates
- C01B25/425—Pyrophosphates of alkali metals

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

AT91850166T 1990-06-18 1991-06-14 Herstellung konzentrierter wässriger polyphosphatlösungen. ATE118753T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/539,244 US5035871A (en)	1990-06-18	1990-06-18	Production of concentrated aqueous polyphosphate solutions

Publications (1)

Publication Number	Publication Date
ATE118753T1 true ATE118753T1 (de)	1995-03-15

Family

ID=24150406

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT91850166T ATE118753T1 (de)	1990-06-18	1991-06-14	Herstellung konzentrierter wässriger polyphosphatlösungen.

Country Status (7)

Country	Link
US (1)	US5035871A (de)
EP (1)	EP0462956B1 (de)
AT (1)	ATE118753T1 (de)
CA (1)	CA2041122C (de)
DE (1)	DE69107524T2 (de)
DK (1)	DK0462956T3 (de)
ES (1)	ES2068562T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6865762B2 (en) *	2002-02-04	2005-03-15	Paul K. Hollingsworth	Method for cleaning carpet and other surfaces
US20050159326A1 (en) *	2002-02-04	2005-07-21	Hollingsworth Paul K.	Method for cleaning carpet and other surfaces

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB777253A (en) *	1953-03-21	1957-06-19	Knapsack Ag	Manufacture of alkali metal triphosphate and/or pyrophosphate
US3022154A (en) *	1960-05-06	1962-02-20	Tennessee Valley Anthority	Concentrated liquid fertilizers from superphosphoric acid and potassium hydroxide
US3290140A (en) *	1963-11-07	1966-12-06	Union Oil Co	Method of mixing and storing solutions comprising ammonium phosphate
FR1410227A (fr) *	1964-04-27	1965-09-10	Pechiney Saint Gobain	Procédé de préparation de compositions à base de polyphosphates mixtes de sodiumet de potassium et produits en résultant
US3533737A (en) *	1967-08-24	1970-10-13	Tennessee Valley Authority	Ammonium polyphosphate produced at atmospheric pressure
US3537814A (en) *	1967-08-24	1970-11-03	Tennessee Valley Authority	Ammonium polyphosphate produced at atmospheric pressure
US3752879A (en) *	1969-12-23	1973-08-14	Sir Soc Italiana Resine Spa	Process for manufacturing sodium phosphates
US3775534A (en) *	1971-11-15	1973-11-27	Tennessee Valley Authority	Ammonium polyphosphate solutions from super wet acid
AU6296373A (en) *	1972-11-30	1975-05-29	Albright & Wilson	Preservation of meat
GB1460710A (en) *	1972-11-30	1977-01-06	Albright & Wilson	Liquid cleaning compositions
US3933459A (en) *	1973-08-23	1976-01-20	Allied Chemical Corporation	High-magnesium ammonium polyphosphate solutions
US3949058A (en) *	1973-12-20	1976-04-06	Union Oil Company Of California	Production of ammonium polyphosphates
GB1548881A (en) *	1975-02-11	1979-07-18	Albright & Wilson	Process for dispersing solid materilas
GB1541561A (en) *	1975-02-11	1979-03-07	Albright & Wilson	Cleaning compositions
US4276273A (en) *	1980-08-11	1981-06-30	Erco Industries Limited	Production of sodium polyphosphates
US4637921A (en) *	1982-12-13	1987-01-20	Sansing James E	Process for producing ammonium polyphosphate

1990
- 1990-06-18 US US07/539,244 patent/US5035871A/en not_active Expired - Fee Related
1991
- 1991-04-24 CA CA002041122A patent/CA2041122C/en not_active Expired - Fee Related
- 1991-06-14 ES ES91850166T patent/ES2068562T3/es not_active Expired - Lifetime
- 1991-06-14 DE DE69107524T patent/DE69107524T2/de not_active Expired - Fee Related
- 1991-06-14 AT AT91850166T patent/ATE118753T1/de not_active IP Right Cessation
- 1991-06-14 EP EP91850166A patent/EP0462956B1/de not_active Expired - Lifetime
- 1991-06-14 DK DK91850166.9T patent/DK0462956T3/da active

Also Published As

Publication number	Publication date
CA2041122A1 (en)	1991-12-19
DE69107524D1 (de)	1995-03-30
CA2041122C (en)	1995-06-27
EP0462956A3 (en)	1992-09-30
US5035871A (en)	1991-07-30
EP0462956B1 (de)	1995-02-22
DK0462956T3 (da)	1995-05-08
ES2068562T3 (es)	1995-04-16
DE69107524T2 (de)	1995-06-14
EP0462956A2 (de)	1991-12-27

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Legal Events

Date	Code	Title	Description
1995-10-15	UEP	Publication of translation of european patent specification
1998-03-15	REN	Ceased due to non-payment of the annual fee