JPH0253744B2 - - Google Patents
Info
- Publication number
- JPH0253744B2 JPH0253744B2 JP59067532A JP6753284A JPH0253744B2 JP H0253744 B2 JPH0253744 B2 JP H0253744B2 JP 59067532 A JP59067532 A JP 59067532A JP 6753284 A JP6753284 A JP 6753284A JP H0253744 B2 JPH0253744 B2 JP H0253744B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- parts
- microns
- particle size
- magnetic
- 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.)
- Expired
Links
- 239000000843 powder Substances 0.000 claims description 62
- 239000002245 particle Substances 0.000 claims description 51
- 239000006247 magnetic powder Substances 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 25
- 239000010935 stainless steel Substances 0.000 claims description 24
- 229910001220 stainless steel Inorganic materials 0.000 claims description 24
- 239000011230 binding agent Substances 0.000 claims description 17
- 239000006249 magnetic particle Substances 0.000 claims description 15
- 239000003086 colorant Substances 0.000 claims description 14
- -1 polyethylene Polymers 0.000 claims description 13
- 239000012943 hotmelt Substances 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 239000012188 paraffin wax Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 7
- 229920000573 polyethylene Polymers 0.000 claims description 7
- 239000001993 wax Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- YEVQZPWSVWZAOB-UHFFFAOYSA-N 2-(bromomethyl)-1-iodo-4-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=CC=C(I)C(CBr)=C1 YEVQZPWSVWZAOB-UHFFFAOYSA-N 0.000 claims description 5
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 5
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 claims description 3
- PYGXAGIECVVIOZ-UHFFFAOYSA-N Dibutyl decanedioate Chemical compound CCCCOC(=O)CCCCCCCCC(=O)OCCCC PYGXAGIECVVIOZ-UHFFFAOYSA-N 0.000 claims description 3
- WTLBZVNBAKMVDP-UHFFFAOYSA-N tris(2-butoxyethyl) phosphate Chemical compound CCCCOCCOP(=O)(OCCOCCCC)OCCOCCCC WTLBZVNBAKMVDP-UHFFFAOYSA-N 0.000 claims description 3
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims 1
- 239000011976 maleic acid Substances 0.000 claims 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 description 18
- 238000004040 coloring Methods 0.000 description 12
- 238000005507 spraying Methods 0.000 description 10
- 230000007547 defect Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000012768 molten material Substances 0.000 description 6
- 229920003002 synthetic resin Polymers 0.000 description 6
- 239000000057 synthetic resin Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000002950 deficient Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000001694 spray drying Methods 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 235000010215 titanium dioxide Nutrition 0.000 description 3
- 239000001052 yellow pigment Substances 0.000 description 3
- JBSLOWBPDRZSMB-FPLPWBNLSA-N dibutyl (z)-but-2-enedioate Chemical compound CCCCOC(=O)\C=C/C(=O)OCCCC JBSLOWBPDRZSMB-FPLPWBNLSA-N 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000001054 red pigment Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012463 white pigment Substances 0.000 description 1
- 229910006540 α-FeOOH Inorganic materials 0.000 description 1
Classifications
-
- 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
Landscapes
- 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 Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59067532A JPS60211358A (ja) | 1984-04-06 | 1984-04-06 | 磁粉探傷用着色磁粉の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59067532A JPS60211358A (ja) | 1984-04-06 | 1984-04-06 | 磁粉探傷用着色磁粉の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60211358A JPS60211358A (ja) | 1985-10-23 |
| JPH0253744B2 true JPH0253744B2 (cs) | 1990-11-19 |
Family
ID=13347678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59067532A Granted JPS60211358A (ja) | 1984-04-06 | 1984-04-06 | 磁粉探傷用着色磁粉の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60211358A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11313835B2 (en) | 2016-03-11 | 2022-04-26 | Illinois Tool Works Inc. | Phosphorescent ferro-magnetic particle formulation and method of non-destructive testing therewith |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4670659B2 (ja) * | 2006-01-25 | 2011-04-13 | 住友電気工業株式会社 | 蛍光標識金属粉末、ならびに該蛍光標識金属粉末を含有する異方導電膜、実装品 |
| EP2731728B1 (en) | 2011-07-14 | 2017-05-03 | Dedert Corporation | Rotary atomizer having electro-magnetic bearngs and a permanent magnet rotor |
| CN103543233B (zh) * | 2013-11-12 | 2015-09-30 | 广东产品质量监督检验研究院 | 一种涂料中短链或中链氯化石蜡含量的测定方法 |
| JP7684813B2 (ja) * | 2021-02-09 | 2025-05-28 | マークテック株式会社 | 湿式磁粉探傷試験用蛍光磁粉の製造方法 |
-
1984
- 1984-04-06 JP JP59067532A patent/JPS60211358A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11313835B2 (en) | 2016-03-11 | 2022-04-26 | Illinois Tool Works Inc. | Phosphorescent ferro-magnetic particle formulation and method of non-destructive testing therewith |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60211358A (ja) | 1985-10-23 |
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