EP 3693496 A1 20200812 - AQUEOUS COMPOSITION FOR COATING GRAIN-ORIENTED STEEL
Title (en)
AQUEOUS COMPOSITION FOR COATING GRAIN-ORIENTED STEEL
Title (de)
WÄSSRIGE ZUSAMMENSETZUNG ZUR BESCHICHTUNG VON KORNORIENTIERTEM STAHL
Title (fr)
COMPOSITION AQUEUSE DESTINÉE AU REVÊTEMENT D'ACIER À GRAINS ORIENTÉS
Publication
Application
Priority
EP 19155700 A 20190206
Abstract (en)
[origin: WO2020161094A1] The present invention relates to an aqueous composition for coating grain-oriented steel, comprising - aluminum cations, - manganese cations, - dihydrogen phosphate, hydrogen phosphate and/or phosphate anions, - colloidal silicon dioxide and - optionally iron cations, wherein the aluminum cations present in the composition, calculated as Al2O3, the manganese cations, calculated as MnO, the dihydrogen phosphate, hydrogen phosphate and/or phosphate anions, calculated as P2O5, colloidal silicon dioxide, calculated as SiO2, and optionally the iron cations, calculated as FeO, result in the molecular formula (Al2O3)2(MnO)1,8-2,4(FeO)0-0,2(P2O5)5-7(SiO2)≥30.
Abstract (de)
Die vorliegende Patentanmeldung betrifft eine wässrige Zusammensetzung zur Beschichtung von kornorientiertem Stahl umfassend- Aluminiumkationen,- Mangankationen,- Dihydrogenphosphat-, Hydrogenphosphat- und/oder Phosphatanionen,- kolloidales Siliziumdioxid und- optional Eisenkationen, wobeidie in der Zusammensetzung vorhandenen Aluminiumkationen, berechnet als Al<sub>2</sub>O<sub>3</sub>, Mangankationen, berechnet als MnO, Dihydrogenphosphat-, Hydrogenphosphat- und/oder Phosphatanionen, berechnet als P<sub>2</sub>O<sub>5</sub>, kolloidales Siliziumdioxid, berechnet als SiO<sub>2</sub>, und optional Eisenkationen, berechnet als FeO, die Summenformel (Al<sub>2</sub>O<sub>3</sub>)<sub>2</sub>(MnO)<sub>1,8-2,4</sub>(FeO)<sub>0-0,2</sub>(P<sub>2</sub>O<sub>5</sub>)<sub>5-7</sub>(SiO<sub>2</sub>)<sub>≥30</sub>ergeben.
IPC 8 full level
C23C 22/18 (2006.01); C23C 22/20 (2006.01); C23C 22/74 (2006.01); H01F 1/147 (2006.01)
CPC (source: EP KR US)
C23C 22/18 (2013.01 - US); C23C 22/20 (2013.01 - EP KR US); C23C 22/74 (2013.01 - EP KR); H01F 1/14783 (2013.01 - US); H01F 1/18 (2013.01 - EP KR); H01F 1/14783 (2013.01 - EP KR)
Citation (applicant)
- US 5288736 A 19940222 - SCHOEN JERRY W [US], et al
- US 3159511 A 19641201 - SATORN TAGUCHI, et al
- US 5643370 A 19970701 - HUPPI GLENN STUART [US]
- JP S56158816 A 19811207 - KAWASAKI STEEL CO
- DE 1226129 B 19661006 - YAWATA IRON & STEEL CO
- DE 1252220 B
- DE 19745445 C1 19990708 - THYSSENKRUPP STAHL AG [DE]
- DE 60219158 T2 20080103 - AK STEEL PROPERTIES INC [US]
- EP 0484904 A2 19920513 - NIPPON STEEL CORP [JP]
- EP 1752548 A1 20070214 - THYSSENKRUPP STEEL AG [DE]
- EP 2022874 A1 20090211 - NIPPON STEEL CORP [JP]
- EP 2264220 A1 20101222 - NIPPON STEEL CORP [JP]
- DE 19816200 A1 19991014 - G K STEEL TRADING GMBH [DE]
- DE 2743859 A1 19780511 - ASEA AB
- DE 2247269 A1 19730405 - NIPPON STEEL CORP
- WO 2014180610 A1 20141113 - HENKEL AG & CO KGAA [DE]
Citation (search report)
- [A] US 4120702 A 19781017 - AKERBLOM CARL ARTUR
- [AD] WO 2014180610 A1 20141113 - HENKEL AG & CO KGAA [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3693496 A1 20200812; BR 112021014908 A2 20210928; CN 113412343 A 20210917; CN 113412343 B 20230328; EP 3921454 A1 20211215; JP 2022519691 A 20220324; JP 7575386 B2 20241029; KR 20210124278 A 20211014; US 2022112605 A1 20220414; WO 2020161094 A1 20200813
DOCDB simple family (application)
EP 19155700 A 20190206; BR 112021014908 A 20200204; CN 202080013226 A 20200204; EP 2020052666 W 20200204; EP 20702148 A 20200204; JP 2021545995 A 20200204; KR 20217026578 A 20200204; US 202017428720 A 20200204