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US 2014/0272399 A1Published application
Coated grain oriented steel
AssigneeTata Steel UK Limited
InventorsSivasambu Böhm, Henagama Liyanage Mallika Böhm, Sreedhara Sarma
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Abstract
A method of producing a coated grain oriented steel strip, which includes the steps of: forming an insulating layer on the grain oriented steel strip; providing a chromium-free coating mixture that comprises a metal phosphate silica particles and an organosilane; applying the mixture on the insulating layer; and curing the mixture to form a chromium-free coating that provides tension to the grain oriented steel strip.
Claims18
A method of producing a coated grain oriented steel strip, comprising the steps of:
- i. forming an insulating layer on the grain oriented steel strip;
- ii. providing a chromium-free coating mixture that comprises a metal phosphate, silica particles and an organosilane;
- iii. applying the mixture on the insulating layer;
- iv. curing the mixture to form a chromium-free coating that provides tension to the grain oriented steel strip.
1 more element
A coated grain oriented steel strip comprising:
- an insulating layer on the grain oriented steel strip
- a chromium-free coating on the insulating layer, said coating comprising a metal phosphate, silica particles and an organosilane.
Dependencies are inferred from the claim text.