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31. 发明授权

KR101296117B1 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：磁性优良的无取向电工钢板及其制造方法
公开(公告)号：KR101296117B1
公开(公告)日：2013-08-19
申请号：KR1020100135004
申请日：2010-12-24
申请人： 주식회사 포스코
发明人： 김재훈 , 김재관 , 김용수 , 신수용
IPC分类号： C22C38/00 , C21D8/12 , C22C38/06 , C22C38/02
摘要： 본 발명은 무방향성 전기강판에 관한 것으로, 중량%로 Al: 1.0~3.0%, Si: 2.3~3.5%, Mn: 0.5~2.0%, N: 0.001~0.004%, S: 0.0005~0.004%, 잔부 Fe 및 기타 불가피하게 혼입되는 불순물로 구성되고, 상기 Al, Mn, N, S는 {[Al]+[Mn]}≤3.5, 0.002≤{[N]+[S]}≤0.006, 300≤{([Al]+[Mn])/([N]+[S])}≤1,400 의 조성식을 만족하도록 함유되는 자성이 우수한 무방향성 전기강판 및 그 제조방법을 제공한다. 이에 따라 Al, Si, Mn, N, S의 첨가성분을 최적화하여 조대한 개재물을 분포밀도를 높임으로써 결정립 성장성과 자벽의 이동성을 향상시켜 자성이 우수하고, 경도가 낮아 고객사 가공성과 생산성이 우수한 최고급 무방향성 전기강판을 안정적으로 제조할 수 있다.
摘要翻译：本发明涉及一种无方向性电磁钢板，铝以重量％计：1.0〜3.0％以下，Si：2.3〜3.5％以下，Mn：0.5〜2.0％，N：0.001〜0.004％，S：0.0005〜0.004％，余量由Fe和其它杂质不可避免地混入铝，锰，N的，S是{[铝] + [Mn]为}≤3.5，0.002≤{[N] + [S]}≤0.006，300≤{ （[铝] + [Mn]为）/（[N] + [S]）}是优异的磁性非载以便满足≤1,400方向性电磁钢板的组成式，并且提供其制造方法。因此，铝，硅，锰，氮，优化S的添加剂组分通过磁增加原油的夹杂物的分布密度，以提高晶粒生长和磁畴壁的移动性优异，硬度优异的低顾客加工性和生产率最好的无取向电工钢板，能够稳定地制造。

32. 发明公开

KR1020130001533A ＳＲＡ후 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：在应力缓和退火之后具有优异磁性的非定向电工钢板及其制造方法
公开(公告)号：KR1020130001533A
公开(公告)日：2013-01-04
申请号：KR1020110062356
申请日：2011-06-27
申请人： 주식회사 포스코
发明人： 김재훈 , 신수용 , 김재성 , 김정우
IPC分类号： C22C38/00 , C21D8/12 , C22C38/06 , C22C38/02
CPC分类号： C22C38/14 , C21D8/1222 , C21D8/1233 , C21D8/1272 , C22C38/001 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/06
摘要： PURPOSE: A non-oriented electrical steel having an excellent magnetism after SRA and a manufacturing method thereof are provided to secure an optimal grain diameter after SRA, and increase the fraction of a texture which is advantageous to magnetism, thereby improving the workability, and lowering the unit cost for production. CONSTITUTION: A non-oriented electrical steel having an excellent magnetism after SRA comprises 1.0 to 3.0 wt% of Al, 2.3 to 2.5 wt% of Si, 0.5 to 2.0 wt% of Mn, 0.001 to 0.004 wt% of N, 0.0005 to 0.004 wt% of S, the remnant Fe and other impurities which are inevitably mixed. Al, Mn, N and S are contained in order to satisfy all the conditions of (Al+Mn)Δ3.5, 0.002Δ(N+S)Δ0.006 and 300Δ(Al+Mn)/(N+S)Δ1,400. A grain diameter is more than 60 micrometers. The fraction of a cube texture is more than 3%. Al, Si and Mn is contained in order to satisfy the condition of 3.0Δ(Al+Si+Mn/2)Δ6.5. Al, Si and Mn is contained in order to satisfy the conditions of 0.3ΔAl/SiΔ1.3 and 1ΔAl/MnΔ8.
摘要翻译：目的：提供SRA后具有优异磁性的无取向电工钢及其制造方法，以确保SRA后的最佳粒径，提高有利于磁性的质地分数，提高加工性，降低单位生产成本。构成：SRA具有优异磁性的无取向电工钢包含Al：1.0〜3.0重量％，Si：2.3〜2.5重量％，Mn：0.5〜2.0重量％，N：0.001〜0.004重量％，0.0005〜0.004 S的重量百分数，剩余的Fe和不可避免混合的其他杂质。为了满足（Al + Mn）Δ3.5,0.002Δ（N + S）Δ0.006和300Δ（Al + Mn）/（N + S）Δ1的全部条件，含有Al，Mn，N和S ，400。粒径大于60微米。立方体纹理的分数大于3％。包含Al，Si和Mn以满足3.0Δ（Al + Si + Mn / 2）Δ6.5的条件。包含Al，Si和Mn以满足0.3ΔAl/SiΔ1.3和1ΔAl/MnΔ8的条件。

33. 发明公开

KR1020120074022A 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：具有优异磁性的非定向电工钢板及其制造方法
公开(公告)号：KR1020120074022A
公开(公告)日：2012-07-05
申请号：KR1020100135963
申请日：2010-12-27
申请人： 주식회사 포스코
发明人： 김재훈 , 김재관
IPC分类号： C22C38/02 , C21D8/12 , C22C38/06
CPC分类号： C22C38/06 , C21D8/1244 , C22C38/001 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/14 , C22C2202/00 , C22C2202/02 , H01F1/14791
摘要： PURPOSE: A non-oriented electrical steel sheet with excellent magnetic property and a manufacturing method thereof are provided to reduce core losses at high frequencies; 400Hz while controlling crystal grains are formed into 70~100 micron meters. CONSTITUTION: A non-oriented electrical steel sheet with excellent magnetic property is made of Al(Aluminum) 1.0~3.0wt.%, Si(Silicon) 2.3~3.5wt.%, Mn(Manganese) 0.5~2.0wt.%, N(Nitrogen) 0.001~0.004wt.%, S(Sulfur) 0.0005~0.004wt.%, residual Fe(Iron), and inevitable impurities. The Al, Mn, N, and S satisfy the following condition equations. A first condition equation is {[Al] + [Mn] )Δ3.5. A second condition equation is 0.002Δ {[N] + [S] )Δ0.006. A third condition equation is 300 Δ [((Al)+(Mn))/((N)+(S))] Δ1,400. The electric steel sheet comprises the thickness of 0.15~0.35mm.
摘要翻译：目的：提供一种磁性优异的无取向电工钢板及其制造方法，以降低高频时的铁心损耗; 400Hz，同时控制晶粒形成70〜100微米。构成：具有优异磁性的无取向电工钢板由Al（铝）1.0〜3.0重量％，Si（硅）2.3〜3.5重量％，Mn（锰）0.5〜2.0重量％，N （氮）0.001〜0.004重量％，S（硫）0.0005〜0.004重量％，残留Fe（铁）和不可避免的杂质。 Al，Mn，N和S满足以下条件等式。第一个条件方程是{[Al] + [Mn]）Δ3.5。第二条件方程为0.002Δ{[N] + [S]）Δ0.006。第三条件方程为300Δ[（（Al）+（Mn））/（（N）+（S））]Δ1,400。电钢板的厚度为0.15〜0.35mm。

34. 发明公开

KR1020120074005A 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：具有优异磁性的非定向电工钢板及其制造方法
公开(公告)号：KR1020120074005A
公开(公告)日：2012-07-05
申请号：KR1020100135944
申请日：2010-12-27
申请人： 주식회사 포스코
发明人： 김재훈 , 김재관 , 신수용 , 이승곤
IPC分类号： C22C38/06 , C21D8/12
CPC分类号： C22C38/06 , C21D8/1216 , C21D8/1244 , C22C38/001 , C22C38/004 , C22C38/02 , C22C38/04 , C22C2202/02 , H01F1/147
摘要： PURPOSE: A non-oriented electrical steel sheet with excellent magnetic property and a manufacturing method thereof are provided to secure high machineability and productivity by increasing the mobility of a magnetic domain wall and the growth of crystal grains. CONSTITUTION: A non-oriented electrical steel sheet with excellent magnetic property is made of Al 1.0~3.0wt.%, Si 0.5~2.5wt.%, Mn 0.5~2.0wt.%, B(Boron) 0.001~0.004wt.%, N 0.001~0.004wt.%, S 0.0005~0.004wt.%, residual Fe(Iron), and inevitable impurities. The Al, Mn, N, and S satisfy the following condition equation. A first condition equation is {[Al] + [Mn] )Δ3.5. A second condition equation is 0.002Δ {[N] + [S] )Δ0.006. A third condition equation is 300Δ{([Al]+[Mn])/([N]+[S])}Δ1,400.
摘要翻译：目的：提供一种磁性优异的无取向电工钢板及其制造方法，通过增加磁畴壁的迁移率和晶粒生长来确保高的可加工性和生产率。构成：具有优异磁性的无取向电工钢板由Al 1.0〜3.0wt。％，Si 0.5〜2.5wt。％，Mn 0.5〜2.0wt。％，B（硼）0.001〜0.004wt％，N 0.001〜0.004重量％，S 0.0005〜0.004重量％，残留Fe（铁）和不可避免的杂质。 Al，Mn，N和S满足以下条件等式。第一个条件方程是{[Al] + [Mn]）Δ3.5。第二条件方程为0.002Δ{[N] + [S]）Δ0.006。第三条件方程为300Δ{（[Al] + [Mn]）/（[N] + [S]）}Δ1,400。

35. 发明公开

KR1020120073031A 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：具有优异磁性的非定向电工钢板及其制造方法
公开(公告)号：KR1020120073031A
公开(公告)日：2012-07-04
申请号：KR1020100135008
申请日：2010-12-24
申请人： 주식회사 포스코
发明人： 김재훈 , 김재관 , 신수용 , 이승곤
IPC分类号： C22C38/00 , C21D8/12 , C22C38/06 , C22C38/04
CPC分类号： C22C38/06 , C21D8/1222 , C21D8/1233 , C21D8/1272 , C22C38/001 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/60
摘要： PURPOSE: A non-oriented electrical steel sheet with excellent magnetic properties and a method for manufacturing the same are provided to stably manufacture high-quality non-oriented electrical steel sheets by properly managing the component ratios of Al, Si, Mn, N, and S. CONSTITUTION: A non-oriented electrical steel sheet with excellent magnetic properties comprises Al of 0.7-2.7wt%, Si of 0.2-1.0wt%, Mn of 0.2-1.7wt%, Sb of 0.1wt% or less, N of 0.001-0.004wt%, S of 0.0005-0.004wt%, and Fe and inevitable impurities of the remaining amount, where the contents of Al, Mn, N, S, and Si satisfy the following equations, {[Al]+[Mn]}Δ2.0, 0.002Δ{[N]+[S]}Δ0.006, 230Δ{([Al]+[Mn])/([N]+[S])}Δ1,000, and 1.0Δ{[Al]+[Si]+[Mn]/2}Δ2.0.
摘要翻译：目的：提供一种磁特性优异的无取向电工钢板及其制造方法，通过适当地控制Al，Si，Mn，N，及 S.构成：具有优异磁性能的无取向电工钢板包括0.7-2.7重量％的Al，0.2-1.0重量％的Si，0.2-1.7重量％的Mn，0.1重量％以下的Sb， 0.001-0.004重量％，S为0.0005〜0.004重量％，Al，Mn，N，S，Si的含量满足下式的Fe和剩余量的不可避免的杂质{{Al] + [Mn ]Δ2.0,0.002Δ{[N] + [S]}Δ0.006,230Δ{（[Al] + [Mn]）/（[N] + [S]）}Δ1,000和1.0Δ {[铝] + [硅] + [Mn]为/ 2}Δ2.0。

36. 发明公开

KR1020120073029A 자성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：具有优异磁性的非定向电工钢板及其制造方法
公开(公告)号：KR1020120073029A
公开(公告)日：2012-07-04
申请号：KR1020100135006
申请日：2010-12-24
申请人： 주식회사 포스코
发明人： 김재훈 , 김재관 , 김용수 , 이승곤
IPC分类号： C22C38/00 , C21D8/12 , C22C38/06 , C22C38/02
CPC分类号： C22C38/60 , C21D8/1222 , C21D8/1233 , C21D8/1272 , C22C38/001 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/06
摘要： PURPOSE: A non-oriented electrical steel sheet with excellent magnetic properties and a method for manufacturing the same are provided to improve the grain growth and magnetic domain wall mobility of a non-oriented electrical steel sheet by optimizing the addition of Al, Si, Mn, and S. CONSTITUTION: A non-oriented electrical steel sheet with excellent magnetic properties comprises Al of 1.0-3.0wt%, Si of 2.3-3.5wt%, Mn of 0.5-2.0wt%, Sb of 0.10wt% or less, N of 0.001-0.004wt%, S of 0.0005-0.004wt%, and Fe and inevitable impurities of the remaining amount, where the contents of Al, Mn, N, S, and Si satisfy the following equations, {[Al]+[Mn]}Δ3.5, 0.002Δ{[N]+[S]}Δ0.006, 300Δ{([Al]+[Mn])/([N]+[S])}Δ1,400, and 3.0Δ{[A]l+[Si]+[Mn]/2}Δ6.5.
摘要翻译：目的：提供一种磁性能优异的无取向电工钢板及其制造方法，通过优化添加Al，Si，Mn，改善无方向性电工钢板的晶粒生长和磁畴壁迁移率和S.构成：具有优异磁性的非取向电工钢板包括1.0-3.0重量％的Al，2.3-3.5重量％的Si，0.5-2.0重量％的Mn，0.10重量％以下的Sb， N为0.001-0.004重量％，S为0.0005-0.004重量％，Fe和不可避免的剩余量杂质为Al，Mn，N，S和Si的含量满足下式：{[Al] + [Mn]}Δ3.5,0.002Δ{[N] + [S]}Δ0.006,300Δ{（[Al] + [Mn]）/（[N] + [S]）}Δ1,400， 3.0Δ{[A] 1+ [硅] + [Mn]为/ 2}Δ6.5。

37. 发明公开

KR1020100076518A 고객사 가공성이 우수한 무방향성 전기강판 및 그 제조방법 有权
标题翻译：具有优越性能的非磁性磁钢板及其制造方法
公开(公告)号：KR1020100076518A
公开(公告)日：2010-07-06
申请号：KR1020080134595
申请日：2008-12-26
申请人： 주식회사 포스코
发明人： 김재훈 , 김용수 , 김재관 , 봉원석
IPC分类号： C21D8/12 , C22C38/00
CPC分类号： C22C38/02 , C21D1/30 , C21D8/12 , C21D8/1244 , C21D9/46 , C22C38/04 , C22C38/06
摘要： PURPOSE: A non-oriented magnetic steel sheet with superior workability and a manufacturing method thereof are provided to maintain the fraction of a high cube texture by uniformly annealing a cold rolling plate. CONSTITUTION: A non-oriented magnetic steel sheet with superior workability comprises Si 0.2~1.0 weight%, Al 0.9~2.0 weight%, Mn 0.1~0.5 weight%, P 0.01~0.05 weight%, and the rest including Fe and inevitable impurities. A non-oriented magnetic steel sheet of the cube texture of the cross section is 5% or greater after SRA operation.
摘要翻译：目的：提供一种具有优异的可加工性的非取向磁性钢板及其制造方法，以通过对冷轧板进行均匀退火来保持高立方体组织的分数。构成：具有优异加工性的无取向电磁钢板包括Si 0.2〜1.0重量％，Al 0.9〜2.0重量％，Mn 0.1〜0.5重量％，P 0.01〜0.05重量％，其余为Fe和不可避免的杂质。在SRA操作之后，截面的立体结构的非取向磁钢板为5％以上。

38. 发明授权

KR102218470B1 자기적 특성 및 외관형상이 우수한 무방향성 전기강판 및 이의 제조방법 有权
公开(公告)号：KR102218470B1
公开(公告)日：2021-02-19
申请号：KR1020190071601
申请日：2019-06-17
申请人： 주식회사 포스코
发明人： 공종판 , 김재성 , 김재훈
IPC分类号： C21D8/12 , C22C38/02 , C22C38/04 , C22C38/06
摘要： 본발명은중량%로, Si: 2.5∼3.5%, Al: 1.0~3.0%, Mn: 1.0~3.0%, S: 0.0003~0.005%, Sn: 0.01~0.20%, Ga 및 Ge 중 1종이상: 각성분당 0.0003~0.010%, 잔부 Fe 및불가피한불순물을포함하고, 하기관계식 (1) 내지 (3) 을만족하며, 미세조직은페라이트단상이며, 상기페라이트의평균결정립크기는 60~95㎛인 무방향성전기강판및 그제조방법을제공한다. [관계식 (1)] 4.8 ≤ (Si+Al)+(Mn+Sn)/2+(Ga+Ge)/10 ≤ 6.6 [관계식 (2)] 0.5 ≤ [(Mn/55)×(S/32)]×106 ≤ 4.5 [관계식 (3)] 1.6 ≤ [(Si+Al)+(Mn+Sn)/2+(Ga+Ge)/10]/{[(Mn/55)×(S/32)]×106} ≤ 8.0 (여기서상기관계식 (1) 내지 (3) 의합금원소기호는각각그 합금원소의중량%를나타낸다.)

39. 发明授权

KR102119936B1 철강 공정 전력 공급 상태 모니터링 장치 有权
公开(公告)号：KR102119936B1
公开(公告)日：2020-06-05
申请号：KR1020180042698
申请日：2018-04-12
申请人： 주식회사 포스코
发明人： 안효현 , 김발수 , 이슬기 , 고현수 , 김재훈 , 정창동
IPC分类号： G05B23/02 , G05B19/05 , G08B25/14

40. 发明授权

KR101797129B1 무방향성 전기강판 접착 코팅 조성물, 무방향성 전기강판 제품, 및 이의 제조 방법 有权
标题翻译：无取向电工钢板粘合剂涂料组合物，无取向电工钢板产品及其制造方法
公开(公告)号：KR101797129B1
公开(公告)日：2017-11-13
申请号：KR1020150183226
申请日：2015-12-21
申请人： 주식회사 포스코
发明人： 김정우 , 김지현 , 김재성 , 김재훈
IPC分类号： C09J201/00 , C09J11/08 , C09J11/04 , B32B7/12 , B32B15/04
CPC分类号： B32B7/12 , B32B15/04 , C09J11/04 , C09J11/08 , C09J201/00
摘要： 다음과같은구성요소를포함하는무방향성전기강판접착코팅조성물, 무방향성전기강판제품, 및이의제조방법에관한것이다. (유무기복합체를포함하는제1 성분; 및복합금속인산염을포함하는제2 성분;을포함하고, 상기유무기복합체는, 유기수지내 일부작용기에, 무기나노입자가화학적으로치환된것이고, 상기유기수지는, 에폭시계수지, 에스테르계수지, 아크릴계수지, 스티렌계수지, 우레탄계수지, 및에틸렌계수지중에서선택되는 1종, 또는 2종이상이고, 상기무기나노입자는, SiO, AlO, TiO, MgO, ZnO, 및 ZrO중에서선택되는 1종, 또는 2종이상인것)
摘要翻译：本发明提供一种无取向电工钢板粘接涂料组合物及其制造方法，该无取向电工钢板制品含有下述成分。和第二组分，其包含一种复合金属磷酸盐;第一组分（含有所述有机无机复合材料包括，所述有机无机复合物，有机做一些官能团，将无机纳米粒子化学取代时，该有机树脂即，环氧树脂，聚酯树脂，丙烯酸树脂，苯乙烯树脂，聚氨酯树脂，和一个从纸乙烯因子选择，或两种或更多种形状，无机纳米颗粒，二氧化硅，的AlO，二氧化钛，氧化镁，氧化锌和ZrO 2）

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