GB2053871B - Method for producing calcium phosphate catalyst - Google Patents

Method for producing calcium phosphate catalyst

Info

Publication number
GB2053871B
GB2053871B GB7925416A GB7925416A GB2053871B GB 2053871 B GB2053871 B GB 2053871B GB 7925416 A GB7925416 A GB 7925416A GB 7925416 A GB7925416 A GB 7925416A GB 2053871 B GB2053871 B GB 2053871B
Authority
GB
United Kingdom
Prior art keywords
calcium phosphate
producing calcium
phosphate catalyst
catalyst
producing
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
GB7925416A
Other versions
GB2053871A (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.)
Bitepazh J A
Original Assignee
Bitepazh J A
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 Bitepazh J A filed Critical Bitepazh J A
Priority to GB7925416A priority Critical patent/GB2053871B/en
Publication of GB2053871A publication Critical patent/GB2053871A/en
Application granted granted Critical
Publication of GB2053871B publication Critical patent/GB2053871B/en
Expired legal-status Critical Current

Links

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
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/325—Preparation by double decomposition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
    • B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
    • B01J27/1802—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates
    • B01J27/1806—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates with alkaline or alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/247—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by splitting of cyclic ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/14—Phosphorus; Compounds thereof
    • C07C2527/16—Phosphorus; Compounds thereof containing oxygen
    • C07C2527/167—Phosphates or other compounds comprising the anion (PnO3n+1)(n+2)-

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
GB7925416A 1979-07-20 1979-07-20 Method for producing calcium phosphate catalyst Expired GB2053871B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7925416A GB2053871B (en) 1979-07-20 1979-07-20 Method for producing calcium phosphate catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7925416A GB2053871B (en) 1979-07-20 1979-07-20 Method for producing calcium phosphate catalyst

Publications (2)

Publication Number Publication Date
GB2053871A GB2053871A (en) 1981-02-11
GB2053871B true GB2053871B (en) 1983-03-09

Family

ID=10506669

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7925416A Expired GB2053871B (en) 1979-07-20 1979-07-20 Method for producing calcium phosphate catalyst

Country Status (1)

Country Link
GB (1) GB2053871B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8501303A (en) * 1984-05-25 1985-12-16 Vysoka Skola Chem Tech PROCESS FOR THE PREPARATION OF CALCIUM HYDROGEN PHOSPHATE DIHYDRATE AND / OR THE ANHYDROUS FORM THEREOF.
JP7415006B2 (en) 2020-02-28 2024-01-16 ザ プロクター アンド ギャンブル カンパニー How to use nanofiltration and reverse osmosis to remove chemical contaminants

Also Published As

Publication number Publication date
GB2053871A (en) 1981-02-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee