公开(公告)号：EP2940191A4

公开(公告)日：2015-11-04

申请号：EP12891070

申请日：2012-12-28

申请人： POSCO

发明人： JUNG WOO-SUNG ,  HONG SEOK-JUN ,  NAM KYUNG-HOON ,  LEE DONG-YOEUL ,  JUNG YONG-HWA ,  KWAK YOUNG-JIN ,  EOM MUN-JONG ,  KIM TAE-YEOB

IPC分类号： C23C30/00 ,  B32B15/01 ,  B32B15/04 ,  C22C18/00 ,  C23C14/16 ,  C23C14/56

CPC分类号： B32B15/013 ,  C22C18/00 ,  C23C14/16 ,  C23C14/26 ,  C23C14/30 ,  C23C14/34 ,  C23C14/3414 ,  C23C14/562 ,  Y10T428/12799

摘要： Provided are a Zn-Mg alloy plated steel sheet and a method for manufacturing same. The Zn-Mg alloy plated steel sheet comprises a base steel sheet and a Zn-Mg plating layer formed on the base steel sheet, wherein the content of Mg in the Zn-Mg plating layer is 8 weight% or less (provided that 0 weight% is excluded), and the Zn-Mg plating layer is a compound phase of Zn and Mg2Zn11. According to the present invention, provided are a Zn-Mg alloy plated steel sheet and a method for manufacturing the same, wherein the Zn-Mg alloy plated steel sheet has excellent corrosion resistance, high adhesion, and superior surface quality of metallic luster.

摘要翻译： 提供一种Zn-Mg合金镀覆钢板及其制造方法。 Zn-Mg合金镀覆钢板包括基材钢板和形成在基体钢板上的Zn-Mg镀层，其中Zn-Mg镀层中的Mg含量为8重量％以下（假设0重量 ％），Zn-Mg镀层是Zn和Mg2Zn11的复合相。 根据本发明，提供了一种镀Zn-Mg合金镀钢板及其制造方法，其中镀锌钢合金镀层钢板具有优异的耐腐蚀性，高粘合性和优异的金属光泽表面质量。

公开(公告)号：EP3085808A4

公开(公告)日：2016-10-26

申请号：EP13899655

申请日：2013-12-19

申请人： POSCO

发明人： JUNG YONG-HWA ,  JUNG WOO-SUNG ,  NAM KYUNG-HOON ,  EOM MUN-JONG ,  HONG SEOK-JUN ,  KWAK YOUNG-JIN ,  KIM TAE-YEOB ,  LEE DONG-YOEUL

IPC分类号： C23C14/24 ,  C23C14/06 ,  C23C14/26

CPC分类号： C23C14/26 ,  C23C14/246

摘要： Provided are a heating apparatus for generating coating steam (gas) for deposition coating of a continuously moving base material (steel plate), and a coating machine having the heating apparatus. According to the present invention, a liquid-state supply scheme is adopted, and a supplied solid-state coating substance is contained inside a nozzle means and then heated such that a liquid-state coating substance is supplied to a heating unit; accordingly, smooth and stable generation of coating steam is made possible, preheating and supply of a solid-state coating substance is additionally implemented, and clogging of a supply tube is prevented, thereby ultimately improving the coating quality of a fast moving steel plate or the workability.

公开(公告)号：EP2937442A4

公开(公告)日：2016-01-20

申请号：EP13865017

申请日：2013-12-19

申请人： POSCO

发明人： JUNG YONG-HWA ,  NAM KYUNG-HOON ,  EOM MUN-JONG ,  JUNG WOO-SUNG ,  HONG SEOK-JUN ,  KWAK YOUNG-JIN ,  KIM TAE-YEOB ,  LEE DONG-YOEUL

IPC分类号： C23C14/24 ,  C23C14/56

CPC分类号： C23C14/24 ,  C23C14/246 ,  C23C14/562

公开(公告)号：EP2940187A4

公开(公告)日：2016-01-27

申请号：EP12890712

申请日：2012-12-28

申请人： POSCO

发明人： KWAK YOUNG-JIN ,  NAM KYUNG-HOON ,  JUNG YONG-HWA ,  KIM TAE-YEOB ,  LEE DONG-YOEUL ,  CHO SEOK-WON ,  LEE YOUNG-RA ,  EOM MUN-JONG ,  JUNG WOO-SUNG ,  HONG SEOK-JUN ,  MIN JAE-KYU ,  SOHN HONG-KYUN

IPC分类号： C23C22/07 ,  C23C22/40 ,  C23C28/00

CPC分类号： C23C18/1637 ,  C23C18/31 ,  C23C18/48 ,  C23C22/42 ,  C23C28/321 ,  C23C28/3225 ,  C23C28/34 ,  Y10T428/12667 ,  Y10T428/12799

摘要： The present invention relates to a phosphate solution for a zinc- or zinc-based alloy-plated steel sheet, and a zinc- or zinc-based alloy-plated steel sheet using the same. One embodiment of the present invention provides a phosphate solution for a zinc- or zinc-based alloy-plated steel sheet which contains a Mo ion, a Ca ion and a phosphate ion. Another embodiment of the present invention provides a zinc- or zinc-based alloy-plated steel sheet comprising: a base steel sheet; a zinc-based or zinc alloy-based plating layer formed on the base steel sheet; and a phosphate film formed on the plating layer, wherein the phosphate film comprises a molybdenum compound, Ca and a phosphate. According to the present invention, it is possible to provide: a phosphate solution capable of preventing pitting generated when a steel sheet is treated with a phosphate and providing excellent corrosion resistance to a phosphate film; and a zinc- or zinc-based alloy-plated steel sheet using the same.

公开(公告)号：EP2799591A4

公开(公告)日：2015-10-07

申请号：EP12861547

申请日：2012-12-27

申请人： POSCO

发明人： LEE DONG-YOEUL ,  NAM KYUNG-HOON ,  JUNG YONG-HWA ,  HONG SEOK-JUN ,  KIM TAE-YEOB ,  KWAK YOUNG-JIN ,  EOM MUN-JONG ,  JUNG WOO-SUNG

IPC分类号： C23C14/14 ,  C23C14/58 ,  C23C16/40

CPC分类号： C23C16/453 ,  B32B15/013 ,  C23C14/16 ,  C23C14/165 ,  C23C14/58 ,  C23C14/5846 ,  C23C14/5853 ,  C23C16/40 ,  C23C16/401 ,  C23C16/402 ,  C23C16/403 ,  C23C16/404 ,  C23C28/02 ,  C23C28/021 ,  C23C28/023 ,  C23C28/321 ,  C23C30/00 ,  C23C30/005 ,  Y10T428/12583 ,  Y10T428/1259 ,  Y10T428/12611 ,  Y10T428/12618 ,  Y10T428/12792 ,  Y10T428/12799 ,  Y10T428/12972 ,  Y10T428/12979

摘要： The present invention relates to a Zn-Mg alloy-coated steel sheet with excellent blackening resistance and excellent coating adhesion and to a method for manufacturing same. Provided are a Zn-Mg alloy-coated steel sheet with excellent blackening resistance and excellent adhesion and a method for manufacturing same, the steel sheet comprising: a substrate steel sheet; a Zn-Fe intermetallic compound layer formed on the substrate steel sheet; a first Zn-Mg coating layer formed on the Zn-Fe intermetallic compound layer and comprising a Zn-Fe intermetallic compound in which the content of Zn is 95 % by weight or higher; a second Zn-Mg coating layer formed on the first Zn-Mg coating layer and comprising a Zn-Mg intermetallic compound in which the content of On is 80 to 95 % by weight; and an oxide film formed on the second Zn-Mg coating layer and comprising a metallic oxide.

摘要翻译： 本发明涉及一种Zn-Mg系合金涂覆的钢板具有优良的耐黑变性和优异的涂层粘合性和用于制造其的方法。 本发明提供一种Zn-Mg系合金涂覆的钢板具有优良的耐黑变性和优异的附着力和用于制造相同，钢板的方法，包括：一个基底钢板; 形成钢板的基材上的Zn-铁金属间化合物层; 形成的Zn-Fe系金属间化合物层和包括锌 - 铁金属间化合物，其中Zn含量是按重量计或更高95％上的第一锌 - 镁涂层; 形成在所述第一锌 - 镁涂层和包含Zn-Mg系金属间化合物，其中在的含量为80〜95％（重量）上的第二锌 - 镁涂层; 和氧化物的薄膜形成的第二Zn-Mg系镀层和包含金属氧化物上。

公开(公告)号：EP2652167A4

公开(公告)日：2014-04-30

申请号：EP10860794

申请日：2010-12-13

申请人： POSCO

发明人： NAM KYUNG-HOON ,  KWAK YOUNG-JIN ,  LEE DONG-YOEUL ,  KIM TAE-YEOB ,  JUNG YONG-HWA ,  KIM KYOUNG-BO ,  JUNG WOO-SUNG ,  EOM MUN-JONG ,  LEE SANG-CHEOL ,  PARK SANG-HOON

IPC分类号： C23C14/56 ,  C23C14/24

CPC分类号： C23C16/448 ,  C23C14/24 ,  C23C14/246 ,  C23C14/56 ,  H01L51/0008 ,  H01L51/001 ,  H05B6/32

公开(公告)号：EP2516694A4

公开(公告)日：2016-09-07

申请号：EP10839823

申请日：2010-12-24

申请人： POSCO

发明人： LEE DONG-YOEUL ,  EOM MUN-JONG ,  KIM KYOUNG-BO ,  JUNG YONG-HWA ,  JUNG WOO-SUNG ,  KWAK YOUNG-JIN ,  KIM TAE-YEOB ,  NAM KYUNG-HOON ,  LEE SANG-CHEOL ,  PARK SANG-HOON ,  NAM YANG-WOO

IPC分类号： C23C14/56 ,  C23C16/54

CPC分类号： C23C14/562 ,  C23C16/545

摘要： A passing apparatus includes: upper and lower sealing rolls dealing with variations in a thickness of a proceeding strip, the upper and lower sealing rolls allowing the strip to pass; and a strip sealing unit dealing with variations in a width of the proceeding strip, the strip sealing unit cooperating with the upper and lower sealing rolls to seal the proceeding strip passing through a chamber in a state in which the strip sealing unit surrounds the proceeding strip.

公开(公告)号：EP2692900A4

公开(公告)日：2014-12-24

申请号：EP12765012

申请日：2012-03-28

申请人： POSCO ,  NOROO COIL COATINGS CO LTD

发明人： KWAK YOUNG-JIN ,  KIM DONG-YUN ,  JUNG WOO-SUNG ,  NAM KYUNG-HOON ,  LEE DONG-YOEUL ,  HONG SEOK-JUN ,  KIM TAE-YEOB ,  JUNG YONG-HWA ,  EOM MUN-JONG ,  CHOI MYOUNG-HEE ,  KIM GAB-YONG ,  PARK SANG-HOON ,  LEE SANG-CHEOL ,  NAM YANG-WOO

IPC分类号： C23C26/00 ,  C09D5/08 ,  C09D7/12 ,  C09D171/12

CPC分类号： C09D5/08 ,  C08G2650/56 ,  C08K3/08 ,  C08K3/16 ,  C09D7/1216 ,  C09D7/61 ,  C09D171/00 ,  C23C26/00 ,  C23C30/00 ,  Y10T428/12569

摘要： The present invention relates to a film formation composition for improving the blackening of the surface of a steel sheet, particularly, the surface of a steel sheet containing Mg on the surface thereof, such as a Mg sheet, a plated steel sheet having a plated layer comprising Mg, and the like, a steel sheet comprising a film formed by the composition, and a method for forming the film. Provided are a film formation composition for preventing the blackening of the surface of a steel sheet, comprising: 2.5-7.5 parts by weight of a water-soluble phenoxy resin; 0.1-0.5 parts by weight of a fluorometal acid; 0.1-0.5 parts by weight of a metal compound; and 1-5 parts by weight of a cross-linking agent, wherein the steel sheet is a magnesium sheet comprising magnesium on the surface thereof or a steel sheet having a plated layer containing magnesium, a steel sheet comprising a film formed by the composition, and a method for forming the film.

公开(公告)号：EP2659022A4

公开(公告)日：2014-06-11

申请号：EP11852254

申请日：2011-12-26

申请人： POSCO

发明人： NAM KYUNG-HOON ,  EOM MUN-JONG ,  KWAK YOUNG-JIN ,  JUNG WOO-SUNG ,  KIM TAE-YEOB ,  LEE DONG-YOEUL ,  HONG SEOK-JUN ,  KIM KYOUNG-BO ,  JUNG YONG-HWA ,  PARK SANG-HOON ,  LEE SANG-CHEOL ,  NAM YANG-WOO

IPC分类号： C23C14/24 ,  C23C14/26 ,  C23C14/54 ,  C23C14/56

CPC分类号： C23C16/448 ,  C23C14/24 ,  C23C14/243 ,  C23C14/246 ,  C23C14/26 ,  C23C14/562

摘要： Provided is a dry coating apparatus for coating a coating material, i.e., deposition vapor (metal vapor) on a substrate (a steel strip). The dry coating apparatus includes a coating part disposed in a vacuum to coat deposition vapor generated through heating and evaporation of a supplied coating material onto a proceeding object to be coated and a heating source disposed in an atmosphere to heat and levitate the coating material in the coating part.

公开(公告)号：EP2659018A4

公开(公告)日：2014-05-14

申请号：EP11852707

申请日：2011-12-20

申请人： POSCO

发明人： KWAK YOUNG-JIN ,  LEE DONG-YOEUL ,  JUNG YONG-HWA ,  JUNG WOO-SUNG ,  EOM MUN-JONG ,  KIM KYOUNG-BO ,  NAM KYUNG-HOON ,  KIM TAE-YEOB ,  LEE SANG-CHEOL ,  PARK SANG-HOON

IPC分类号： C23C2/12 ,  C23C14/14 ,  C23C14/16 ,  C23C14/58 ,  C23C28/02

CPC分类号： C23C14/5806 ,  B32B15/012 ,  C23C2/12 ,  C23C2/28 ,  C23C14/025 ,  C23C14/16 ,  C23C28/021