KR880010082A - Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion - Google Patents

Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion Download PDF

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Publication number
KR880010082A
KR880010082A KR870001746A KR870001746A KR880010082A KR 880010082 A KR880010082 A KR 880010082A KR 870001746 A KR870001746 A KR 870001746A KR 870001746 A KR870001746 A KR 870001746A KR 880010082 A KR880010082 A KR 880010082A
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KR
South Korea
Prior art keywords
iron oxide
dispersion
steel
ultrafine
manufacturing
Prior art date
Application number
KR870001746A
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Korean (ko)
Inventor
김영삼
Original Assignee
김영삼
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 김영삼 filed Critical 김영삼
Priority to KR870001746A priority Critical patent/KR880010082A/en
Publication of KR880010082A publication Critical patent/KR880010082A/en

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Abstract

내용 없음.No content.

Description

강의 산세폐수를 이용한 초미립자성 산화철 및 그 분산화에 의한 자성잉크 제조방법Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (1)

강(鋼)의 산세폐수를 이용하여 알카리성 [Ca(OH)2, NaOH, KOH]등 용액(溶液)으로 반응시켜 직경 200Å 이하의 Fe3O4를 제조하고 수용액중에서 20℃-90℃ 온도 구간에 산소와 반응시켜 직경 200Å이항의 α-Fe2O3제조하여 초미립의 Fe3O4및 α-Fe2O3의 자성산화철에 Sodium Oleate 또는 Sodium dodecylbenzene Sulfonate와 같은 계면활성제를 사용함을 특징으로 하는 강의 산세폐수를 이용한 초미립자성 산화철 및 그 분산화에 의한 자성잉크의 제조방법.Reaction with alkaline acid caustic wastewater (Ca (OH) 2, NaOH, KOH] solution to produce Fe 3 O 4 with a diameter of 200Å or less and the temperature range of 20 ℃ -90 ℃ in aqueous solution Α-Fe 2 O 3 having a diameter of 200Å or more by reacting with oxygen, and using a surfactant such as sodium oleate or sodium dodecylbenzene sulfonate in ultrafine Fe 3 O 4 and α-Fe 2 O 3 magnetic iron oxide Ultrafine magnetic iron oxide using pickling wastewater of steel to be prepared and a method for producing magnetic ink by dispersion thereof. ※참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: This is to be disclosed based on the first application.
KR870001746A 1987-02-26 1987-02-26 Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion KR880010082A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR870001746A KR880010082A (en) 1987-02-26 1987-02-26 Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR870001746A KR880010082A (en) 1987-02-26 1987-02-26 Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion

Publications (1)

Publication Number Publication Date
KR880010082A true KR880010082A (en) 1988-10-06

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Application Number Title Priority Date Filing Date
KR870001746A KR880010082A (en) 1987-02-26 1987-02-26 Ultrafine Magnetic Iron Oxide Using Pickling Wastewater of Steel and Manufacturing Method of Magnetic Ink by Dispersion

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KR (1) KR880010082A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100416665B1 (en) * 2001-04-16 2004-01-31 한국지질자원연구원 Preparation of iron oxide catalyst with iron oxide waste from Iron Steel Company

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100416665B1 (en) * 2001-04-16 2004-01-31 한국지질자원연구원 Preparation of iron oxide catalyst with iron oxide waste from Iron Steel Company

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E601 Decision to refuse application