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1. WO2020111742 - ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME

Publication Number WO/2020/111742
Publication Date 04.06.2020
International Application No. PCT/KR2019/016387
International Filing Date 26.11.2019
IPC
B32B 7/12 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
7Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
04Interconnection of layers
12using interposed adhesives or interposed materials with bonding properties
CPC
B32B 15/01
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
15Layered products comprising ; a layer of; metal
01all layers being exclusively metallic
B32B 15/18
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
15Layered products comprising ; a layer of; metal
18comprising iron or steel
B32B 37/06
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
37Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
06characterised by the heating method
B32B 37/12
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
37Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
12characterised by using adhesives
B32B 7/12
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
7Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
04Interconnection of layers
12using interposed adhesives or interposed materials with bonding properties
C09J 125/00
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIAL AS ADHESIVES
125Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Adhesives based on derivatives of such polymers
Applicants
  • 주식회사 포스코 POSCO [KR]/[KR]
Inventors
  • 하봉우 HA, Bongwoo
  • 김정우 KIM, Jung-Woo
  • 노태영 NO, Taeyoung
  • 이동규 LEE, Dong-Gyu
Agents
  • 유미특허법인 YOU ME PATENT AND LAW FIRM
Priority Data
10-2018-015308330.11.2018KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
(FR) TÔLE EN ACIER ÉLECTRIQUE ET SON PROCÉDÉ DE FABRICATION
(KO) 전기강판 및 그 제조 방법
Abstract
(EN)
An electrical steel sheet according to an embodiment of the present invention comprises: a top surface adhesive layer positioned on the top surface of the electrical steel sheet; and a bottom surface adhesive layer positioned on the bottom surface of the electrical steel sheet, wherein the top surface adhesive layer has a pencil hardness of F or lower, and the bottom surface adhesive layer has a pencil hardness of H or higher.
(FR)
Une tôle d'acier électrique selon un mode de réalisation de la présente invention comprend: une couche adhésive de surface supérieure positionnée sur la surface supérieure de la tôle d'acier électrique; et une couche adhésive de surface inférieure positionnée sur la surface inférieure de la tôle d'acier électrique, la couche adhésive de surface supérieure ayant une dureté aux crayons de F ou moins, et la couche adhésive de surface inférieure ayant une dureté aux crayons de H ou plus.
(KO)
본 발명의 일 실시예에 의한 전기강판은 전기강판 상면에 위치하는 상면 접착층; 전기강판 하면에 위치하는 하면 접착층을 포함하고, 상면 접착층은 연필 경도가 F이하이고, 하면 접착층은 연필 경도가 H이상이다.
Also published as
Latest bibliographic data on file with the International Bureau