KR880006415A - Surface treatment method of carbon fiber - Google Patents

Surface treatment method of carbon fiber Download PDF

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Publication number
KR880006415A
KR880006415A KR860009828A KR860009828A KR880006415A KR 880006415 A KR880006415 A KR 880006415A KR 860009828 A KR860009828 A KR 860009828A KR 860009828 A KR860009828 A KR 860009828A KR 880006415 A KR880006415 A KR 880006415A
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South Korea
Prior art keywords
carbon fiber
current
surface treatment
treatment method
fiber according
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KR860009828A
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Korean (ko)
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KR890005015B1 (en
Inventor
마코토 사이토
히로시 이노우에
노보루 야마모토
Original Assignee
나까하라 노부유끼
도오아 넨료오 고오교오 가부시끼가이샤
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Application filed by 나까하라 노부유끼, 도오아 넨료오 고오교오 가부시끼가이샤 filed Critical 나까하라 노부유끼
Priority to KR1019860009828A priority Critical patent/KR890005015B1/en
Publication of KR880006415A publication Critical patent/KR880006415A/en
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Publication of KR890005015B1 publication Critical patent/KR890005015B1/en

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  • Electroplating Methods And Accessories (AREA)

Abstract

내용 없음No content

Description

탄소 섬유의 표면 처리 방법Surface treatment method of carbon fiber

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

Claims (8)

다수의 필라멘트로 구성된 탄소섬유 토우의 표면처리에 있어서, 각 토우를 양극으로 사용하고 펄스형태로 전류를 인가한 전해 산화에 의해 토우를 처리함을 특징으로 하는 탄소섬유의 표면처리 방법.A surface treatment of a carbon fiber tow consisting of a plurality of filaments, wherein the tow is treated by electrolytic oxidation using each tow as an anode and applying a current in the form of a pulse. 제1항에 있어서, 상기한 전류 공급과 전류비공급 지속시간 각각0.02초 내지 20초가 되도록 펄스화된 전류의 펄스 간격이 설정됨을 특징으로 하는, 탄소 섬유의 표면처리 방법.The surface treatment method of carbon fiber according to claim 1, wherein the pulse interval of the pulsed current is set so that the current supply and the current ratio supply duration are respectively 0.02 seconds to 20 seconds. 제2항에 있어서, 상기한 전류공급지속시간과 전류 비공급지속시간이 각각 0.1초 내지 5초가 되는 것을 특징으로 하는, 탄소섬유의 표면처리 방법.3. The surface treatment method of carbon fiber according to claim 2, wherein the current supply duration and the current non-supply duration are 0.1 seconds to 5 seconds, respectively. 제1항 내지 제3항중의 어느 1항에 있어서, 공급되는 전류의 펄스가 구형파, 삼각형파, 또는 싸인파의 형태를 취하는 것을 특징으로 하는, 탄소섬유의 표면 처리 방법.The surface treatment method of carbon fiber as described in any one of Claims 1-3 in which the pulse of the electric current supplied takes the form of a square wave, a triangle wave, or a sine wave. 제1항 내지 제4항중의 어느 1항에 있어서, 상기한 펄스화된 공급전류의 인가전압이 3 내지 15V이고, 0.2 내지 1000A/㎡의 전류밀도인 것을 특징으로 하는 탄소섬유의 처리 방법.The method for treating carbon fiber according to any one of claims 1 to 4, wherein the applied voltage of the pulsed supply current is 3 to 15 V and a current density of 0.2 to 1000 A / m 2. 제5항에 있어서, 상기한 전류밀도가 1 내지 100A/㎡의 범위인 것을 특징으로 하는 탄소섬유의 표면처리 방법.6. The surface treatment method of carbon fiber according to claim 5, wherein the current density is in the range of 1 to 100 A / m 2. 제6항에 있어서, 상기한 전류밀도가 5 내지 20A/㎡의 범위인 것을 특징으로 하는 탄소섬유의 표면처리 방법.The surface treatment method of carbon fiber according to claim 6, wherein the current density is in the range of 5 to 20 A / m 2. 제1항 내지 제7항중의 어느 1항에 있어서, 전해액이, 선화제의 수용액 이거나, 또는 하이포염소산염, 농축황산, Cr6+이온첨가 농축황산, 또는 과망간산염과 같은 강산성 용액, 수산화 나트륨과 같은 강염기성 용액;황산염 이나 질산염과 같은 중성염의 수용액;카르복실염 이나 인산염의 약산성 수용액; 또는 나트륨의약 염기성 수용액으로 되어 있는 것을 특징으로 하는, 탄소섬유의 표면처리 방법.The electrolyte according to any one of claims 1 to 7, wherein the electrolyte solution is an aqueous solution of a linearizing agent or a strong acid solution such as hypochlorite, concentrated sulfuric acid, Cr 6+ ion-added concentrated sulfuric acid, or permanganate, sodium hydroxide, or the like. Strong basic solutions; aqueous solutions of neutral salts such as sulfates and nitrates; weakly acidic solutions of carboxylates or phosphates; Or a sodium pharmaceutical basic aqueous solution. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860009828A 1986-11-20 1986-11-20 Surface treatment method of carbon fiber KR890005015B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860009828A KR890005015B1 (en) 1986-11-20 1986-11-20 Surface treatment method of carbon fiber

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Application Number Priority Date Filing Date Title
KR1019860009828A KR890005015B1 (en) 1986-11-20 1986-11-20 Surface treatment method of carbon fiber

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KR880006415A true KR880006415A (en) 1988-07-22
KR890005015B1 KR890005015B1 (en) 1989-12-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100317617B1 (en) * 1999-05-13 2001-12-22 김충섭 Process for the preparation of high performance carbon fibers having improved adhesive property with matrix resins

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100664664B1 (en) * 2005-12-30 2007-01-04 엔바로테크 주식회사 Method and apparatus for manufacturing colloidal carbon nano homogeneously dispersed in aqueous solution
KR102080025B1 (en) * 2018-12-05 2020-02-21 재단법인 한국탄소융합기술원 High Strength Carbon Fiber Using Electrical Surface Treatment and Manufacturing Method Thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100317617B1 (en) * 1999-05-13 2001-12-22 김충섭 Process for the preparation of high performance carbon fibers having improved adhesive property with matrix resins

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