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Adhesive Coating Composition For Electrical Steel Sheet, Electrical Steel Sheet Laminate, And Manufacturing Method Therefor
Abstract: The present disclosure relates to a bonding composition for an electrical steel sheet, and a steel sheet and a laminate to which same is applied, the bonding composition comprising polyurethane formed by reacting a diisocyanate monomer and a polyol, wherein the diisocyanate monomer can comprise an aromatic diisocyanate monomer and an aliphatic diisocyanate monomer.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
10 July 2023
Publication Number
41/2023
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2025-05-15
Renewal Date
Applicants
POSCO CO., LTD
6261, Donghaean-ro, Nam-gu,
Pohang-si,
Gyeongsangbuk-do 37859
Inventors
1. HA, Bongwoo
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
2. KIM, Jungwoo
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
3. LEE, Donggyu
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
4. KO, Eunjung
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
5. NO, Taeyoung
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
6. PARK, Gyeongryeol
c/o POSCO, (Goedong-dong) 6261, Donghaean-ro,
Nam-gu, Pohang-si,
Gyeongsangbuk-do 37859
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202337046270-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [10-07-2023(online)].pdf | 2023-07-10 |
| 2 | 202337046270-STATEMENT OF UNDERTAKING (FORM 3) [10-07-2023(online)].pdf | 2023-07-10 |
| 3 | 202337046270-REQUEST FOR EXAMINATION (FORM-18) [10-07-2023(online)].pdf | 2023-07-10 |
| 4 | 202337046270-PRIORITY DOCUMENTS [10-07-2023(online)].pdf | 2023-07-10 |
| 5 | 202337046270-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [10-07-2023(online)].pdf | 2023-07-10 |
| 6 | 202337046270-FORM 18 [10-07-2023(online)].pdf | 2023-07-10 |
| 7 | 202337046270-FORM 1 [10-07-2023(online)].pdf | 2023-07-10 |
| 8 | 202337046270-DECLARATION OF INVENTORSHIP (FORM 5) [10-07-2023(online)].pdf | 2023-07-10 |
| 9 | 202337046270-COMPLETE SPECIFICATION [10-07-2023(online)].pdf | 2023-07-10 |
| 10 | 202337046270-Proof of Right [10-08-2023(online)].pdf | 2023-08-10 |
| 11 | 202337046270-FORM-26 [10-08-2023(online)].pdf | 2023-08-10 |
| 12 | 202337046270-FORM 3 [28-12-2023(online)].pdf | 2023-12-28 |
| 13 | 202337046270-FER.pdf | 2024-09-23 |
| 14 | 202337046270-FORM 3 [25-10-2024(online)].pdf | 2024-10-25 |
| 15 | 202337046270-OTHERS [18-03-2025(online)].pdf | 2025-03-18 |
| 16 | 202337046270-FER_SER_REPLY [18-03-2025(online)].pdf | 2025-03-18 |
| 17 | 202337046270-CLAIMS [18-03-2025(online)].pdf | 2025-03-18 |
| 18 | 202337046270-US(14)-HearingNotice-(HearingDate-25-04-2025).pdf | 2025-03-21 |
| 19 | 202337046270-Correspondence to notify the Controller [22-04-2025(online)].pdf | 2025-04-22 |
| 20 | 202337046270-Written submissions and relevant documents [07-05-2025(online)].pdf | 2025-05-07 |
| 21 | 202337046270-PatentCertificate15-05-2025.pdf | 2025-05-15 |
| 22 | 202337046270-IntimationOfGrant15-05-2025.pdf | 2025-05-15 |
Search Strategy
| 1 | 202337046270searchE_20-09-2024.pdf |