Self Bonding Electrical Steel Sheet And Laminate Comprising Same

Abstract: The present invention relates to a self-bonding electrical steel sheet and a laminate comprising same, the self-bonding electrical steel sheet comprising an electrical steel sheet and a self-bonding layer positioned on the electrical steel sheet, wherein the amount of inorganic material in the self-bonding layer is 5-35 wt% and the tensile/shear strength of the laminate is 7.5-20 N/mm2.

Patent Information

Application #

Filing Date

14 July 2023

Publication Number

40/2023

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

POSCO CO., LTD

6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Inventors

1. PARK, Jong-Tae

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. HA, Bongwoo

c/o POSCO, (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

4. LEE, Donggyu

c/o POSCO, (Goedong-dong) 6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Specification

Documents

Application Documents

#	Name	Date
1	202337047487-STATEMENT OF UNDERTAKING (FORM 3) [14-07-2023(online)].pdf	2023-07-14
2	202337047487-REQUEST FOR EXAMINATION (FORM-18) [14-07-2023(online)].pdf	2023-07-14
3	202337047487-PRIORITY DOCUMENTS [14-07-2023(online)].pdf	2023-07-14
4	202337047487-POWER OF AUTHORITY [14-07-2023(online)].pdf	2023-07-14
5	202337047487-FORM 18 [14-07-2023(online)].pdf	2023-07-14
6	202337047487-FORM 1 [14-07-2023(online)].pdf	2023-07-14
7	202337047487-DRAWINGS [14-07-2023(online)].pdf	2023-07-14
8	202337047487-DECLARATION OF INVENTORSHIP (FORM 5) [14-07-2023(online)].pdf	2023-07-14
9	202337047487-COMPLETE SPECIFICATION [14-07-2023(online)].pdf	2023-07-14
10	202337047487-Proof of Right [11-08-2023(online)].pdf	2023-08-11
11	202337047487-FORM 3 [28-12-2023(online)].pdf	2023-12-28
12	202337047487-certified copy of translation [05-02-2024(online)].pdf	2024-02-05
13	202337047487-FER.pdf	2025-02-18
14	202337047487-FORM 3 [22-04-2025(online)].pdf	2025-04-22
15	202337047487-OTHERS [13-08-2025(online)].pdf	2025-08-13
16	202337047487-MARKED COPIES OF AMENDEMENTS [13-08-2025(online)].pdf	2025-08-13
17	202337047487-FORM 13 [13-08-2025(online)].pdf	2025-08-13
18	202337047487-FER_SER_REPLY [13-08-2025(online)].pdf	2025-08-13
19	202337047487-CLAIMS [13-08-2025(online)].pdf	2025-08-13
20	202337047487-AMMENDED DOCUMENTS [13-08-2025(online)].pdf	2025-08-13

Search Strategy

1	202337047487_SearchStrategyNew_E_SearchStrategy123H202337047487E_13-02-2025.pdf