KR920011920A - Method of manufacturing manganese tetraoxide for magnetic materials - Google Patents

Method of manufacturing manganese tetraoxide for magnetic materials Download PDF

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Publication number
KR920011920A
KR920011920A KR1019900020056A KR900020056A KR920011920A KR 920011920 A KR920011920 A KR 920011920A KR 1019900020056 A KR1019900020056 A KR 1019900020056A KR 900020056 A KR900020056 A KR 900020056A KR 920011920 A KR920011920 A KR 920011920A
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KR
South Korea
Prior art keywords
magnetic materials
manganese tetraoxide
manufacturing manganese
water
dispersing
Prior art date
Application number
KR1019900020056A
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Korean (ko)
Other versions
KR950002226B1 (en
Inventor
임택순
오도균
허원도
Original Assignee
문창호
삼화전자공업 주식회사
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Application filed by 문창호, 삼화전자공업 주식회사 filed Critical 문창호
Priority to KR1019900020056A priority Critical patent/KR950002226B1/en
Publication of KR920011920A publication Critical patent/KR920011920A/en
Application granted granted Critical
Publication of KR950002226B1 publication Critical patent/KR950002226B1/en

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/02—Oxides; Hydroxides

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Hard Magnetic Materials (AREA)
  • Catalysts (AREA)

Abstract

내용 없음No content

Description

자성 재료용 사삼산화망간의 제조방법Method of manufacturing manganese tetraoxide for magnetic materials

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (3)

전해 금속 망간분말을 물에 분산시켜 현탁액을 만들고 암모니아수를 첨가하여 반응액의 pH를 8-10.5로 조절한 다음 산화제를 주입하여 산화시킴을 특징으로 하는 사삼산화망간의 제조방법.Dispersing the electrolytic metal manganese powder in water to make a suspension, the pH of the reaction solution to adjust the pH of the reaction solution to 8-10.5 by adding ammonia water, and then injecting an oxidizing agent to oxidize. 청구범위 1항에서 산화제가 산소, 공기 또는 과산화수소임을 특징으로 하는 방법.Method according to claim 1, characterized in that the oxidant is oxygen, air or hydrogen peroxide. 청구범위 1항에서 현탁액이 물 1ℓ당 망간 150∼1000g을 분산시켜서 된 것임을 특징으로 하는 방법.Method according to claim 1, characterized in that the suspension consists of dispersing 150 to 1000 g of manganese per liter of water. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900020056A 1990-12-07 1990-12-07 Process for preparing mn3o4 for magnetic material KR950002226B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900020056A KR950002226B1 (en) 1990-12-07 1990-12-07 Process for preparing mn3o4 for magnetic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900020056A KR950002226B1 (en) 1990-12-07 1990-12-07 Process for preparing mn3o4 for magnetic material

Publications (2)

Publication Number Publication Date
KR920011920A true KR920011920A (en) 1992-07-25
KR950002226B1 KR950002226B1 (en) 1995-03-15

Family

ID=19307160

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900020056A KR950002226B1 (en) 1990-12-07 1990-12-07 Process for preparing mn3o4 for magnetic material

Country Status (1)

Country Link
KR (1) KR950002226B1 (en)

Also Published As

Publication number Publication date
KR950002226B1 (en) 1995-03-15

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