GB915234A - Improvements in or relating to the preparation of melamine - Google Patents

Improvements in or relating to the preparation of melamine

Info

Publication number
GB915234A
GB915234A GB2136961A GB2136961A GB915234A GB 915234 A GB915234 A GB 915234A GB 2136961 A GB2136961 A GB 2136961A GB 2136961 A GB2136961 A GB 2136961A GB 915234 A GB915234 A GB 915234A
Authority
GB
United Kingdom
Prior art keywords
weight
acid
melamine
arsenic
catalysts
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
GB2136961A
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.)
Evonik Operations GmbH
Original Assignee
SKW Trostberg AG
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
Priority claimed from DE1960S0068942 external-priority patent/DE1164419B/de
Priority claimed from DES74090A external-priority patent/DE1179216B/de
Application filed by SKW Trostberg AG filed Critical SKW Trostberg AG
Publication of GB915234A publication Critical patent/GB915234A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/16—Clays or other mineral silicates
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Catalysts (AREA)
GB2136961A 1960-06-14 1961-06-13 Improvements in or relating to the preparation of melamine Expired GB915234A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1960S0068942 DE1164419B (de) 1960-06-14 1960-06-14 Verfahren zur Herstellung von Melamin.
DES74090A DE1179216B (de) 1961-05-23 1961-05-23 Verfahren zur Herstellung von Melamin

Publications (1)

Publication Number Publication Date
GB915234A true GB915234A (en) 1963-01-09

Family

ID=25996117

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2136961A Expired GB915234A (en) 1960-06-14 1961-06-13 Improvements in or relating to the preparation of melamine

Country Status (4)

Country Link
BE (1) BE604973A (de)
CH (1) CH446365A (de)
GB (1) GB915234A (de)
SE (1) SE309421B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3290309A (en) * 1964-02-11 1966-12-06 Chemical Construction Corp Synthesis of melamine
CN114939403A (zh) * 2022-06-14 2022-08-26 宁波中科远东催化工程技术有限公司 一种用于生产三聚氰胺的催化剂及其制备方法与应用

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3290309A (en) * 1964-02-11 1966-12-06 Chemical Construction Corp Synthesis of melamine
CN114939403A (zh) * 2022-06-14 2022-08-26 宁波中科远东催化工程技术有限公司 一种用于生产三聚氰胺的催化剂及其制备方法与应用
CN114939403B (zh) * 2022-06-14 2024-01-26 宁波中科远东催化工程技术有限公司 一种用于生产三聚氰胺的催化剂及其制备方法与应用

Also Published As

Publication number Publication date
SE309421B (de) 1969-03-24
CH446365A (de) 1967-11-15
BE604973A (fr) 1961-10-02

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