GB1563462A - Production of low-density granular sodium tripolyphosphate - Google Patents

Production of low-density granular sodium tripolyphosphate Download PDF

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Publication number
GB1563462A
GB1563462A GB50358/77A GB5035877A GB1563462A GB 1563462 A GB1563462 A GB 1563462A GB 50358/77 A GB50358/77 A GB 50358/77A GB 5035877 A GB5035877 A GB 5035877A GB 1563462 A GB1563462 A GB 1563462A
Authority
GB
United Kingdom
Prior art keywords
granular
product
sodium tripolyphosphate
stpp
mesh
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
Application number
GB50358/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FMC Corp
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.)
Filing date
Publication date
Application filed by FMC Corp filed Critical FMC Corp
Publication of GB1563462A publication Critical patent/GB1563462A/en
Expired legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/38Condensed phosphates
    • C01B25/40Polyphosphates
    • C01B25/41Polyphosphates of alkali metals
    • C01B25/418After-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Glanulating (AREA)
  • Detergent Compositions (AREA)
  • Fodder In General (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
GB50358/77A 1976-12-06 1977-12-02 Production of low-density granular sodium tripolyphosphate Expired GB1563462A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/748,003 US4134963A (en) 1976-12-06 1976-12-06 Production of low density granular sodium tripolyphosphate

Publications (1)

Publication Number Publication Date
GB1563462A true GB1563462A (en) 1980-03-26

Family

ID=25007575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB50358/77A Expired GB1563462A (en) 1976-12-06 1977-12-02 Production of low-density granular sodium tripolyphosphate

Country Status (11)

Country Link
US (1) US4134963A (US06826419-20041130-M00005.png)
JP (1) JPS6016370B2 (US06826419-20041130-M00005.png)
BE (1) BE861466A (US06826419-20041130-M00005.png)
CA (1) CA1093785A (US06826419-20041130-M00005.png)
DE (1) DE2754312C2 (US06826419-20041130-M00005.png)
ES (1) ES464743A1 (US06826419-20041130-M00005.png)
FR (1) FR2372767A1 (US06826419-20041130-M00005.png)
GB (1) GB1563462A (US06826419-20041130-M00005.png)
IT (1) IT1089339B (US06826419-20041130-M00005.png)
MX (1) MX145716A (US06826419-20041130-M00005.png)
NL (1) NL7713000A (US06826419-20041130-M00005.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4255274A (en) * 1979-01-02 1981-03-10 Fmc Corporation Preparation of granular sodium tripolyphosphate products
US4251498A (en) * 1979-01-02 1981-02-17 Fmc Corporation Preparation of granular sodium tripolyphosphate products from screen undersize sodium tripolyphosphate particles
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
EP0059280B1 (en) * 1981-03-03 1985-01-02 FMC Corporation Preparation of granular sodium tripolyphosphate products
SE442193B (sv) * 1983-05-25 1985-12-09 Boliden Ab Forfarande vid framstellning av granulert natriumtripolyfosfat
US5045294A (en) * 1990-01-08 1991-09-03 Monsanto Company Process for preparing medium density granular sodium phosphates
US5294424A (en) * 1990-06-20 1994-03-15 Monsanto Company Process for preparing high absorptivity granular sodium phosphates
US5215731A (en) * 1992-04-08 1993-06-01 Monsanto Company Process for preparing medium density granular sodium tripolyphosphate
CN102502559B (zh) * 2011-10-28 2013-05-08 苏州闻达食品配料有限公司 在盐水中快速溶解且不结块的预水合三聚磷酸钠及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA797732A (en) * 1968-10-29 Pals Raimond Alkali metal tripolyphosphate product
BE545177A (US06826419-20041130-M00005.png) *
US3054656A (en) * 1958-12-04 1962-09-18 Fmc Corp Process for the production of improved sodium tripolyphosphate
DE1442992A1 (de) * 1963-05-31 1968-12-19 Budenheim Rud A Oetker Chemie Verfahren zur Herstellung von grobkoernigen Natriumdi- und triphosphaten von leichtem Schuettgewicht
US3356447A (en) * 1963-08-05 1967-12-05 Electric Peduction Company Of Process for the manufacture of alkali metal tripoly phosphates having desirable characteristics
US3650685A (en) * 1969-09-12 1972-03-21 Stauffer Chemical Co Low bulk density sodium polyphosphates
DE2008495C3 (de) * 1970-02-24 1974-12-05 Knapsack Ag, 5033 Huerth-Knapsack Verfahren zur Herstellung von körnigem Alkalitripolyphosphat
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

Also Published As

Publication number Publication date
IT1089339B (it) 1985-06-18
DE2754312A1 (de) 1978-06-08
ES464743A1 (es) 1979-01-01
DE2754312C2 (de) 1987-02-19
JPS6016370B2 (ja) 1985-04-25
MX145716A (es) 1982-03-25
US4134963A (en) 1979-01-16
FR2372767B1 (US06826419-20041130-M00005.png) 1983-04-22
FR2372767A1 (fr) 1978-06-30
CA1093785A (en) 1981-01-20
NL7713000A (nl) 1978-06-08
BE861466A (fr) 1978-06-02
JPS5370999A (en) 1978-06-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee