JPS52108397A - Production of needle-like alpha-type hemihydrate gypsum - Google Patents

Production of needle-like alpha-type hemihydrate gypsum

Info

Publication number
JPS52108397A
JPS52108397A JP2569676A JP2569676A JPS52108397A JP S52108397 A JPS52108397 A JP S52108397A JP 2569676 A JP2569676 A JP 2569676A JP 2569676 A JP2569676 A JP 2569676A JP S52108397 A JPS52108397 A JP S52108397A
Authority
JP
Japan
Prior art keywords
alpha
needle
production
hemihydrate gypsum
type hemihydrate
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.)
Granted
Application number
JP2569676A
Other languages
Japanese (ja)
Other versions
JPS5848491B2 (en
Inventor
Yukio Takigawa
Toshinori Tsutsumi
Yoshio Kanemasa
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.)
Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei 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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP2569676A priority Critical patent/JPS5848491B2/en
Publication of JPS52108397A publication Critical patent/JPS52108397A/en
Publication of JPS5848491B2 publication Critical patent/JPS5848491B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

PURPOSE: To produce the title gypsum from water slurry of dihydrate gypsum or CaSO3 without accompanying gelation of gypsum slurry in a short time with iddustrial advantage by adding a specific amount of a specific accelerator.
COPYRIGHT: (C)1977,JPO&Japio
JP2569676A 1976-03-10 1976-03-10 Method for producing acicular α-type hemihydrate gypsum Expired JPS5848491B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2569676A JPS5848491B2 (en) 1976-03-10 1976-03-10 Method for producing acicular α-type hemihydrate gypsum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2569676A JPS5848491B2 (en) 1976-03-10 1976-03-10 Method for producing acicular α-type hemihydrate gypsum

Publications (2)

Publication Number Publication Date
JPS52108397A true JPS52108397A (en) 1977-09-10
JPS5848491B2 JPS5848491B2 (en) 1983-10-28

Family

ID=12172944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2569676A Expired JPS5848491B2 (en) 1976-03-10 1976-03-10 Method for producing acicular α-type hemihydrate gypsum

Country Status (1)

Country Link
JP (1) JPS5848491B2 (en)

Also Published As

Publication number Publication date
JPS5848491B2 (en) 1983-10-28

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