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公开(公告)号:US20240358127A1
公开(公告)日:2024-10-31
申请号:US18611984
申请日:2024-03-21
Inventor: Marta FORNABAIO , Lucie TABARD , Vladislav SPASSOV , Loïc CURCHOD
CPC classification number: A44C27/007 , G04B45/0076 , G04D3/0092 , C23C14/586
Abstract: A watch or jewellery external part, in which the external part includes a substrate on a surface of which extends a coating including a tantalum Ta based nitride or oxynitride having a thickness comprised between 300 nm and 10 μm and an intrinsic and saturated colour.
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公开(公告)号:US20240360048A1
公开(公告)日:2024-10-31
申请号:US18611800
申请日:2024-03-21
Inventor: Loïc CURCHOD , Vladislav SPASSOV , Lucie TABARD , Marta FORNABAIO
CPC classification number: C04B41/87 , C04B41/009 , C04B41/4515 , C04B41/5032 , C04B41/5067 , C23C14/0676 , C23C14/08 , C23C14/34
Abstract: An external part including a substrate made of ceramic material on a surface of which extends a transparent inorganic protective coating, the protective coating being configured so as to have a refractive index substantially equal to that of the substrate in the visible range of the light spectrum, so that the external part has a colour substantially identical to the intrinsic colour of the substrate, the coating extending over a thickness chosen between 300 nm and 5 μm.
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公开(公告)号:US20250103009A1
公开(公告)日:2025-03-27
申请号:US18825070
申请日:2024-09-05
Inventor: Lucie TABARD , Blaise POINSOT , Marta FORNABAIO , Claire MCGILL
Abstract: A method for manufacturing a watch component (2) having a coloured enamelled plating (10), including the following steps: providing a substrate (20) chosen among materials capable of withstanding an enamel firing temperature; preparing (22) a coloured enamel composition constituting the coloured enamel plating of the watch component (2), the step (22) involving the encapsulation (24) of colour pigments in transparent protective shells made of inorganic material and the mixing (25) of the encapsulated colour pigments with an enamel preparation; applying (27) at least one layer of prepared coloured enamel composition to a receiving zone (8) on the substrate; and firing (28) the layer of coloured enamel composition comprised in the receiving zone (8).
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公开(公告)号:US20240262751A1
公开(公告)日:2024-08-08
申请号:US18420329
申请日:2024-01-23
Inventor: Marta FORNABAIO , Lucie TABARD , Arnaud ACTIS-DATTA
IPC: C04B35/48 , C04B35/626 , C04B35/632 , C04B35/638 , C04B35/64
CPC classification number: C04B35/48 , C04B35/62695 , C04B35/632 , C04B35/638 , C04B35/64 , C04B2235/3217 , C04B2235/3225 , C04B2235/3246 , C04B2235/3248 , C04B2235/3275 , C04B2235/6567 , C04B2235/6581 , C04B2235/9661
Abstract: A coloured article made of a ceramic and including: a high-performance zirconia, present at between 80% and 99.5% by weight based on the total weight of the ceramic, pigments, present at between 2.5% and 20% by weight based on the total weight of the ceramic, and containing one or more oxides selected from the list consisting of Al, Si, Fe, Cu, Co, Ni, Mn, Zn, Cr, Ce, V, Nd, Pr and Ti oxides, including mixed oxides from this list. The total percentage by weight of the high-performance zirconia, pigments and any impurities are 100%, and the ceramic has a hardness HV30 greater than 1100 HV and a toughness greater than 12 MPav√m. Also, a method for manufacturing this article.
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公开(公告)号:US20240067873A1
公开(公告)日:2024-02-29
申请号:US18306597
申请日:2023-04-25
Inventor: Marta FORNABAIO , Lucie TABARD , Stewes BOURBAN
IPC: C09K11/04 , C04B35/10 , C04B35/48 , C04B35/505 , C04B35/626 , C04B35/632 , C04B35/645 , C09K11/77
CPC classification number: C09K11/04 , C04B35/10 , C04B35/48 , C04B35/505 , C04B35/62695 , C04B35/632 , C04B35/6455 , C09K11/7774 , C04B2235/3222 , C04B2235/3244 , C04B2235/656 , C04B2235/764 , C04B2235/9661
Abstract: A coloured article made of a ceramic including an oxide-based matrix and a doped or co-doped component of the aluminium garnet family, and a method for manufacturing the article.
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