公开(公告)号：EP3805416A1

公开(公告)日：2021-04-14

申请号：EP19812256.6

申请日：2019-05-29

Applicant: BYD Company Limited

Inventor： GUO, Qiang ,  XIE, Yongliang ,  LI, Yunchun ,  LIAO, Mengjue

IPC: C22C21/02 ,  C22C21/04 ,  C22C1/02

Abstract: A die-cast aluminum alloy and a preparation method and application thereof are disclosed. Based on the total weight of the aluminum alloy, the aluminum alloy includes: 8-11 wt% of Si, 2.5-5 wt% of Cu, 0.5-1.5 wt% of Mg, 0.1-0.3 wt% of Ni, 0.6-1.2 wt% of Fe, 0.1-0.3 wt% of Cr, 0.03-0.05 wt% of Sr, 0-0.3 wt% of Er, 80.25-88.1 wt% of Al, and 0.1 wt% or below of impurities.

公开(公告)号：EP3736351A1

公开(公告)日：2020-11-11

申请号：EP18898223.5

申请日：2018-12-24

Applicant: BYD Company Limited

Inventor： GONG, Qing ,  GUO, Qiang ,  WANG, Mengde ,  AN, Wei

IPC: C22C9/05 ,  C22C9/06 ,  C22C9/01 ,  C22C1/02

Abstract: The present disclosure relates to a copper based microcrystalline alloy and a preparation method thereof, and an electronic product. In percentage by weight and based on the total amount of the copper based microcrystalline alloy, the copper based microcrystalline alloy includes: 30-60 wt% of Cu; 25-40 wt% of Mn; 4-6 wt% of Al; 10-17 wt% of Ni; 0.01-10 wt% of Si; and 0.001-0.03% of Be.

公开(公告)号：EP2855740A1

公开(公告)日：2015-04-08

申请号：EP13796944.0

申请日：2013-05-28

Applicant: BYD Company Limited

Inventor： ZHANG, Xiao ,  TANG, Lili ,  CHENG, Yun ,  GUO, Qiang ,  CHEN, Liang

IPC: C25D11/04 ,  B32B15/08 ,  B81C1/00

CPC classification number: C23F1/20 ,  B29C45/14311 ,  B29K2705/02 ,  B32B15/08 ,  B32B15/20 ,  B32B2605/00 ,  C23C26/00 ,  C25D11/16 ,  C25D11/18 ,  C25D11/24 ,  Y10T428/24997

Abstract: A metal composite, a method of preparing the metal composite, a metal-resin composite, and a method of preparing the metal-resin composite are provided. The metal composite comprises: a metal substrate comprising a first layer formed on a surface of the metal substrate and an anodic oxidation layer formed on the first layer. The first layer comprises a first pore having an average diameter of about 10 nanometers to about 1 millimeter, and the metal composite comprises aluminum alloy or aluminum. The anodic oxidation layer comprises a second layer contacted with the first layer of the metal substrate and a third layer formed on an outer surface of the second layer, and the second layer comprises a second pore having an average diameter of about 10 nanometers to about 800 microns, and the third layer comprises a third pore having an average diameter of about 10 nanometers to about 800 microns.

公开(公告)号：EP3650564A1

公开(公告)日：2020-05-13

申请号：EP18827372.6

申请日：2018-07-02

Applicant: BYD Company Limited

Inventor： GUO, Qiang ,  WANG, Mengde ,  AN, Wei

IPC: C22C9/05 ,  C22C1/02

Abstract: The disclosure relates to a Cu-based microcrystal alloy and a preparation method thereof. Through being metered in percentage by mass, the Cu-based microcrystal alloy provided by the disclosure includes 20 to 30 percent of Mn, 0.01 to 10 percent of Al, 5 to 10 percent of Ni, 0.3 to 1.5 percent of Ti, 0 to 1.5 percent of Zr, 0.05 to 2 percent of Si and 45 to 74.64 percent of Cu.

公开(公告)号：EP3546607A1

公开(公告)日：2019-10-02

申请号：EP17874325.8

申请日：2017-10-25

Applicant: BYD Company Limited

Inventor： GUO, Qiang ,  LI, Yunchun ,  ZHANG, Chunmeng ,  XIE, Yongliang

IPC: C22C21/02 ,  C22C21/04

Abstract: The present disclosure discloses a thermally conductive aluminum alloy and application thereof. The thermally conductive aluminum alloy contains alloying elements, unavoidable impurities and the balance of an aluminum element. Based on the total weight of the thermally conductive aluminum alloy, the alloying elements include: 5.0 to 11.0 wt% of Si, 0.4 to 1.0 wt% of Fe, 0.2 to 1.0 wt% of Mg, less than 0.1 wt% of Zn, less than 0.1 wt% of Mn, less than 0.1 wt% of Sr and less than 0.1 wt% of Cu. The thermally conductive aluminum alloy prepared by the present disclosure has a tensile strength of not less than 250 MPa, a yield strength of not less than 150 MPa, an elongation of not less than 3.5%, and a thermal conductivity of not less than 150 W/(m•K).

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：EP2938492A1

公开(公告)日：2015-11-04

申请号：EP13867640.8

申请日：2013-12-25

Applicant: BYD Company Limited

Inventor： ZHANG, Xiao ,  CHENG, Yun ,  GUO, Qiang

IPC: B32B27/32 ,  B29C45/14

CPC classification number: B29C45/14311 ,  B29C2045/14868 ,  B29K2023/06 ,  B29K2069/00 ,  B29K2071/00 ,  B29K2077/00 ,  B29K2081/04 ,  B29K2105/16 ,  B29K2509/00 ,  B29K2705/00 ,  B29K2705/12 ,  B32B15/085 ,  B32B15/088 ,  B32B15/09 ,  B32B15/18 ,  B32B27/20 ,  B32B38/10 ,  B32B2262/0261 ,  B32B2262/101 ,  B32B2262/106 ,  B32B2264/102 ,  B32B2264/104 ,  B32B2307/54 ,  B32B2307/542 ,  C23C4/02 ,  C23C4/08 ,  C23C4/18 ,  C23F1/00

Abstract: A stainless steel-resin composite and method of preparing the same are provided. The method comprises providing a stainless steel substrate, spraying aluminum particles onto a first surface of the stainless steel substrate via thermal spraying to form an aluminum layer on the first surface of the stainless steel substrate, removing the aluminum layer by immersing the stainless steel substrate into an alkaline solution with a pH value greater than or equal to 10 so as to form a porous surface, and injecting a resin composition onto the porous surface of the stainless steel substrate so as to form a resin layer.

Abstract translation: 提供了不锈钢 - 树脂复合材料及其制备方法。 该方法包括提供不锈钢基材，通过热喷涂将铝颗粒喷涂到不锈钢基材的第一表面上，以在不锈钢基材的第一表面上形成铝层，通过将不锈钢基材浸入 pH值大于或等于10的碱性溶液，以形成多孔表面，并将树脂组合物注入到不锈钢衬底的多孔表面上以形成树脂层。

公开(公告)号：EP4394802A1

公开(公告)日：2024-07-03

申请号：EP22915014.9

申请日：2022-12-29

Applicant: BYD Company Limited

Inventor： ZHU, Liang ,  GUO, Qiang ,  WEN, Danhua ,  DENG, Hong

IPC: H01B5/02 ,  H01R25/16 ,  B60L50/64 ,  H01B1/02

CPC classification number: H01R25/16 ,  B60L50/64 ,  H01B1/02 ,  H01B5/02 ,  Y02E60/10

Abstract: A conductive sheet, a conductive strip, and an electrical connector for a vehicle are disclosed. The conductive sheet includes a conductive sheet body, the conductive sheet body is a flat ribbon structure, and the conductive sheet body satisfies the following condition:

ω is the width of the conductive sheet body, measured in mm.
δ represents the thickness of the conductive sheet body, measured in mm.
represents a standard conductivity percentage of a pure copper material, and has a value of 100% IACS.
represents a conductivity percentage of the conductive sheet body, measured in % IACS.
k is 1.07% IACS/mm2.
The conductivity percentage of the conductive sheet body is 55% IACS to 80% IACS.

公开(公告)号：EP4253584A1

公开(公告)日：2023-10-04

申请号：EP21908290.6

申请日：2021-02-03

Applicant: BYD Company Limited

Inventor： GUO, Qiang ,  WANG, Mengde ,  AN, Wei

IPC: C22C21/02 ,  B22D17/00

Abstract: The present disclosure discloses an aluminum alloy, based on a total mass of the aluminum alloy, including: 9-12% Si; 3.0-5.0% Zn; 1.5-2.6% Cu; 0.4-0.9% Mn; 0.2-0.6% Mg; 0.05-0.25% Fe; 0.03-0.35% Zr; 0.05-0.2% Ti; 0.005-0.04% Sr; 0.01-0.02% Ga; 0.005-0.01% Mo; 0.001-0.02% Cr; 0.005-0.3% Ni; 78.01-85.624% Al; and inevitable impurity elements.

公开(公告)号：EP4206342A1

公开(公告)日：2023-07-05

申请号：EP20951284.7

申请日：2020-12-29

Applicant: BYD Company Limited

Inventor： GUO, Qiang ,  WANG, Mengde ,  AN, Wei ,  FU, Jingsong

IPC: C22C21/02 ,  C22C1/02 ,  C22F1/043 ,  B22D21/00 ,  B22D17/00 ,  F28F21/08

Abstract: An aluminum alloy and application thereof are disclosed. Based on a total mass of the aluminum alloy, the aluminum alloy includes: 7%-11% Si, 0.4%-1.0% Fe, 0.001%-0.2% Mg, 0.001%-0.2% Cu, 0.001%-0.2% Zn, 0.005%-0.1% Mn, 0.01%-0.06% Sr, 0.003%-0.05% B, 0.01%-0.02% Ga, 0.001%-0.01% Mo, 0.001%-0.2% Ce, 0.0003%-0.02% La, and aluminum and inevitable impurity elements as a balance, where a total amount of the impurity elements is less than 0.1%.