公开(公告)号：EP2872678B1

公开(公告)日：2018-11-28

申请号：EP13817222.6

申请日：2013-07-09

Applicant: BYD Company Limited

Inventor： GAO, Chunnan ,  CHEN, Liang

IPC: B05D5/06 ,  B05D3/10 ,  C25D11/16 ,  C25D11/24 ,  C25D11/08

CPC classification number: C25D11/243 ,  C25D11/08 ,  C25D11/16 ,  C25D11/246

Abstract: A method of preparing a metal composite, comprising the steps of: forming an anodic oxidation layer on a surface of a metal substrate; forming a dye layer comprising a dye and a water soluble ink on the anodic oxidation layer, wherein the dye layer has a graduated thickness; and removing the water soluble ink.

公开(公告)号：EP2817147B1

公开(公告)日：2018-10-17

申请号：EP13751257.0

申请日：2013-02-22

Applicant: Shenzhen BYD Auto R&D Company Limited ,  BYD Company Limited

Inventor： SUN, Jian ,  WU, Yanqin ,  GUO, Qiang ,  CHEN, Liang

IPC: B32B15/08 ,  B32B15/085 ,  B32B15/088 ,  B32B27/28 ,  B29C45/00 ,  B29C45/14 ,  C23F1/00 ,  C25D11/08 ,  C25D11/16 ,  C25D11/24 ,  B29K705/02

CPC classification number: B32B15/088 ,  B29C45/14311 ,  B29C45/14778 ,  B29K2705/02 ,  B32B15/08 ,  B32B15/085 ,  B32B27/286 ,  B32B2270/00 ,  B32B2509/00 ,  B32B2605/08 ,  C25D11/08 ,  C25D11/16 ,  C25D11/24 ,  C25D11/246 ,  Y10T428/249956

Abstract: A method of preparing an aluminum alloy resin composite comprises: providing an aluminum alloy substrate having an oxide layer on a surface thereof, wherein the oxide layer has one or more nanopores; forming one or more corrosion pores on an outer surface of the oxide layer by using a corrosion agent, wherein the corrosion agent is at least one selected from a group of ammonia, ammonium salt, hydrazine, hydrazine derivative, and water-soluble amine compound; and injection molding a resin composition to the surface of the aluminum alloy substrate.

公开(公告)号：EP3243651A1

公开(公告)日：2017-11-15

申请号：EP15871779.3

申请日：2015-10-29

Applicant: BYD Company Limited

Inventor： ZHANG, Xiao ,  TAO, Letian ,  SUN, Jian ,  CHEN, Liang

IPC: B32B15/08 ,  B32B15/20 ,  B29C45/14 ,  C25D11/04

CPC classification number: B29C45/14311 ,  B29C45/14778 ,  B29C2045/14868 ,  B29K2105/20 ,  B29K2705/08 ,  B29L2031/34 ,  B32B15/08 ,  B32B15/20 ,  C23F1/38 ,  C25D11/26

Abstract: The present disclosure provides a metal-resin composite and a method of preparing the same. The metal includes titanium or titanium alloy, the composite includes a metal substrate and a resin layer coated on at least part of surface of the metal substrate, a recess is distributed on the part of surface of the metal substrate coated with the resin layer, a part of resin of the resin layer extends downward to fill in the recess, a content of oxygen element on surface of the metal substrate is greater than 1wt%. The method includes dipping a metal substrate in an etching solution containing at least one alkali metal hydroxide so as to form a recess on surface of the metal substrate, and injecting a resin onto surface of the metal substrate after surface treatment sp as to form a resin layer. The metal-resin composite of the present disclosure is suitable for a shell of electronic product.

Abstract translation: 本公开提供了一种金属 - 树脂复合材料及其制备方法。 所述金属包括钛或钛合金，所述复合物包括金属基材和涂布在所述金属基材的至少一部分表面上的树脂层，在涂布有所述树脂层的金属基材表面的一部分上分布有凹部， 树脂层的部分树脂向下延伸填充凹槽，金属基材表面的氧元素含量大于1wt％。 该方法包括将金属基材浸渍在含有至少一种碱金属氢氧化物的蚀刻溶液中，以在金属基材的表面上形成凹部，并且在表面处理后将金属基材的表面注入树脂以形成树脂 层。 本发明的金属 - 树脂复合材料适用于电子产品的外壳。

公开(公告)号：EP3240378A1

公开(公告)日：2017-11-01

申请号：EP15871946.8

申请日：2015-12-22

Applicant: BYD Company Limited

Inventor： JIANG, Baorong ,  LIAO, Chongchong ,  LI, Aihua ,  CHEN, Liang

IPC: H05K5/04 ,  H04M1/02

CPC classification number: H04M1/026 ,  C23F1/36 ,  H01Q1/243 ,  H01Q1/38 ,  H01Q13/02 ,  H01Q13/18 ,  H04M1/0202 ,  H05K3/067 ,  H05K5/04

Abstract: The present disclosure provides an electronic product metal shell and a method of manufacturing the same. The electronic product metal shell includes: a metal layer; a first hard anodic oxidation layer formed on an upper surface of the metal layer; a second hard anodic oxidation layer formed on a lower surface of the metal layer; an antenna groove penetrating through the metal layer and the first hard anodic oxidation layer; and a non-conductive material filled in the antenna groove.

Abstract translation: 本公开提供了一种电子产品金属壳及其制造方法。 电子产品金属壳体包括：金属层; 形成在所述金属层的上表面上的第一硬质阳极氧化层; 在所述金属层的下表面上形成的第二硬阳极氧化层; 贯穿金属层和第一硬阳极氧化层的天线凹槽; 以及填充在天线凹槽中的非导电材料。

公开(公告)号：EP2035602B1

公开(公告)日：2012-03-21

申请号：EP07721283.5

申请日：2007-05-28

Applicant: Byd Company Limited

Inventor： CHEN, Liang ,  GONG, Qing ,  YI, Yunbo ,  LIU, Fang

IPC: C25D5/10 ,  C25D15/02 ,  C23C18/16 ,  C25D5/12

CPC classification number: C25D5/10 ,  C25D5/12 ,  C25D15/02 ,  Y10T428/12903

Abstract: Disclosed is an electroplated product, comprising a base material and an electroplated metal layer including a copper layer on the surface of the base material, wherein the electroplated metal layer further includes a nickel substitute metal layer on the copper layer and the nickel substitute metal is Cu-Sn alloy, Ru, Rh, Pd, or an alloy composed of 2, 3, or 4 elements selected from Ru, Rh, Pd, and Co. A method for preparing the same is also disclosed. The metal electroplated layer of said electroplated product is free of nickel, and therefore will not cause nickel irritation on skin. Furthermore, the electroplated layer also has the advantages of nickel coating, including good smoothness, brightness, wearing resistance, corrosion resistance, and thermal shock resistance, etc.

公开(公告)号：EP2035602A1

公开(公告)日：2009-03-18

申请号：EP07721283.5

申请日：2007-05-28

Applicant: Byd Company Limited

Inventor： CHEN, Liang ,  GONG, Qing ,  YI, Yunbo ,  LIU, Fang

IPC: C25D5/10 ,  C25D5/54 ,  C25D15/02

CPC classification number: C25D5/10 ,  C25D5/12 ,  C25D15/02 ,  Y10T428/12903

Abstract: Disclosed is an electroplated product, comprising a base material and an electroplated metal layer including a copper layer on the surface of the base material, wherein the electroplated metal layer further includes a nickel substitute metal layer on the copper layer and the nickel substitute metal is Cu-Sn alloy, Ru, Rh, Pd, or an alloy composed of 2, 3, or 4 elements selected from Ru, Rh, Pd, and Co. A method for preparing the same is also disclosed. The metal electroplated layer of said electroplated product is free of nickel, and therefore will not cause nickel irritation on skin. Furthermore, the electroplated layer also has the advantages of nickel coating, including good smoothness, brightness, wearing resistance, corrosion resistance, and thermal shock resistance, etc.