KR900006997A - 고자속밀도 방향성 전기강판의 절연 피복처리제 - Google Patents
고자속밀도 방향성 전기강판의 절연 피복처리제 Download PDFInfo
- Publication number
- KR900006997A KR900006997A KR1019880013526A KR880013526A KR900006997A KR 900006997 A KR900006997 A KR 900006997A KR 1019880013526 A KR1019880013526 A KR 1019880013526A KR 880013526 A KR880013526 A KR 880013526A KR 900006997 A KR900006997 A KR 900006997A
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic flux
- flux density
- electrical steel
- high magnetic
- oriented electrical
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (1)
- 고자속밀도급 방향성전기강판의 그라스질피막위에 절연피막을 형성하기 위한 절연피복처리제이 있어서, 그라스질 피막의 형성상태에 따라 제일인산아연이 5wt% 이상이고 나머지를 제일 인산마그네슘으로 구성된 혼합인산염에 고형분을 기준으로하여 콜로이달 실리카를 SiO2로서 50-150wt%, 크롬산을 CrO3로서 3-10wt% 첨가된 것을 특징으로 하는 고자속밀도 방향성 전기강판의 절연피복처리제.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019880013526A KR910002894B1 (ko) | 1988-10-17 | 1988-10-17 | 고자속밀도 방향성 전기강판의 절연피복처리제 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019880013526A KR910002894B1 (ko) | 1988-10-17 | 1988-10-17 | 고자속밀도 방향성 전기강판의 절연피복처리제 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR900006997A true KR900006997A (ko) | 1990-05-09 |
| KR910002894B1 KR910002894B1 (ko) | 1991-05-09 |
Family
ID=19278535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019880013526A KR910002894B1 (ko) | 1988-10-17 | 1988-10-17 | 고자속밀도 방향성 전기강판의 절연피복처리제 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR910002894B1 (ko) |
-
1988
- 1988-10-17 KR KR1019880013526A patent/KR910002894B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR910002894B1 (ko) | 1991-05-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19990427 Year of fee payment: 9 |
|
| LAPS | Lapse due to unpaid annual fee |