KR960029787A - 습식자분 탐상시험용 수분산성 형광자분 - Google Patents

습식자분 탐상시험용 수분산성 형광자분 Download PDF

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Publication number
KR960029787A
KR960029787A KR1019960000213A KR19960000213A KR960029787A KR 960029787 A KR960029787 A KR 960029787A KR 1019960000213 A KR1019960000213 A KR 1019960000213A KR 19960000213 A KR19960000213 A KR 19960000213A KR 960029787 A KR960029787 A KR 960029787A
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South Korea
Prior art keywords
fluorescent
water
particle
particles
magnetic particle
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KR1019960000213A
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English (en)
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KR100287745B1 (ko
Inventor
마사아끼 이찌까와
야스히로 이시와따리
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마쓰까와 히데유끼
마크테크 가부시끼가이샤
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Publication of KR960029787A publication Critical patent/KR960029787A/ko
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Publication of KR100287745B1 publication Critical patent/KR100287745B1/ko

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Paints Or Removers (AREA)

Abstract

[목적]
우수한 수분산성을 구비하면서 충분한 탐상능력을 가지며, 또한 저장안정성이 좋은 습식자분 탐상시험용 형광자분을 제공한다.
[구성]
도자성입자에 합성수지를 바인더로 하여 형광안료를 결합시켜 이루어지는 평균입경 1∼25㎛의 습식자분 탐상시험용 형광자분 100중량부에 대하여 0.01∼0.05㎛의 친수성 무정형 이산화규소입자분말 0.5∼30중량부가 배합되어 있으며, 또한, 그 형광자분을 구성하고 있는 각 형광자분입자의 표면에 당해 이산화규소 미립자가 부착되어 있는 것을 특징으로 하는 습식자분팀상 시험용 수분산성 형광자분.

Description

습식자분 탐상시험용 수분산성 형광자분
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 있어서의 장기 분산성 테스트에 사용한 테스트 장치의 일부 종단면 설명도.

Claims (2)

  1. 도자성(導磁性) 입자에 합성수지를 바인더로 하여 형광안료를 결합시켜 이루어지는 평균입경 1∼25㎛의 습식자분 탐상시험용 형광자분 100중량부에 대하여 평균입경 0.01∼0.05㎛의 친수성 무정형 이산화규소입자분말 0.5∼30중량부가 배합되어 있으며, 또한, 그 형광자분을 구성하고 있는 각 형광자분입자의 표면에 당해 이산화규소 미립자가 부착되어 있는 것을 특징으로 하는 습식자분탐상 시험용 수분산성 형광자분.
  2. 제1항에 기개된 습식자분 탐상시험용수 분산성 형광자분에 수용성 방청제를 첨가하여 이루어지는 습식자분 탐상시험용 수분산성 형광자분.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960000213A 1995-01-27 1996-01-08 습식자분 탐상시험용 수분산성 형광자분 KR100287745B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7031339A JP2775401B2 (ja) 1995-01-27 1995-01-27 湿式磁粉探傷試験用水分散性蛍光磁粉
JP95-31339 1995-01-27

Publications (2)

Publication Number Publication Date
KR960029787A true KR960029787A (ko) 1996-08-17
KR100287745B1 KR100287745B1 (ko) 2001-06-01

Family

ID=12328493

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960000213A KR100287745B1 (ko) 1995-01-27 1996-01-08 습식자분 탐상시험용 수분산성 형광자분

Country Status (2)

Country Link
JP (1) JP2775401B2 (ko)
KR (1) KR100287745B1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100435433B1 (ko) * 1999-09-16 2004-06-10 주식회사 포스코 빌레트 표면의 흠탐상용 자분
KR100435432B1 (ko) * 1999-09-16 2004-06-10 주식회사 포스코 자분의 백색도향상에 의해 시인성이 우수한 빌레트 흠 탐상방법
JP4660808B2 (ja) * 2001-06-29 2011-03-30 マークテック株式会社 湿式磁粉探傷試験用発泡性蛍光磁粉及びその製造法
KR100544877B1 (ko) * 2001-10-09 2006-01-24 주식회사 포스코 빌레트 흠 탐상방법
JP3908631B2 (ja) * 2002-09-04 2007-04-25 住友金属工業株式会社 磁粉探傷試験用蛍光磁粉
US7641336B2 (en) 2004-05-12 2010-01-05 Johnson & Johnson Vision Care, Inc Tinted contact lenses with combined limbal ring and iris patterns
US7246903B2 (en) 2004-08-19 2007-07-24 Johnson & Johnson Vision Care, Inc. Tinted contact lenses with combined limbal ring and iris patterns
KR102490065B1 (ko) 2022-10-23 2023-01-18 (주)한솔인텍 자분탐상 검사용 습식자분액 조성물
KR102591320B1 (ko) 2023-02-15 2023-10-19 (주)한솔인텍 자분탐상 검사용 습식 자분액 교반장치

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Publication number Publication date
KR100287745B1 (ko) 2001-06-01
JP2775401B2 (ja) 1998-07-16
JPH08201345A (ja) 1996-08-09

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