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Combination of inorganic nonmetal and plastic and preparation method thereof

An inorganic non-metal and combination technology, applied in the field of combination, can solve the problems of affecting the appearance of products, gaps in the joint, and low joint strength.

Active Publication Date: 2020-08-25
GEER TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this combination method is only suitable for inorganic non-metallic parts and plastics with simple structures. The combination strength of the two is low, and there are gaps at the joint, which affects the appearance of the product.

Method used

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  • Combination of inorganic nonmetal and plastic and preparation method thereof
  • Combination of inorganic nonmetal and plastic and preparation method thereof
  • Combination of inorganic nonmetal and plastic and preparation method thereof

Examples

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preparation example Construction

[0051] In another aspect of this embodiment, a method for preparing a conjugate is also provided, which is applied to the above conjugate, see image 3 , the method includes the following steps:

[0052] S1. An inorganic non-metallic part is provided, the inorganic non-metallic part has a first surface;

[0053] Wherein, the material of the inorganic non-metal part is olivine, spinel, sapphire, glass or ceramics. Before the first surface treatment of the inorganic non-metallic part, it also includes: surface pretreatment, the surface pretreatment is used to remove the grease on the first surface. In the surface pretreatment process, the first surface of the ceramic substrate can be treated with a degreasing agent or a degreasing agent for a certain period of time, such as: 300s; finally put it into deionized water for cleaning and completely dry.

[0054] S2. Prepare a precursor layer on the first surface, and heat-treat the precursor layer to obtain a multi-element oxide la...

Embodiment 1

[0065] An inorganic non-metallic part is provided, the inorganic non-metallic part is a zirconia ceramic sheet, the zirconia ceramic sheet has a first surface, and the first surface is used for combining with plastic to form a combined body.

[0066] First, the first surface is pretreated with a degreaser or a degreasing agent to remove grease on the first surface.

[0067] In the surface pretreatment process, the first surface of the ceramic substrate can be treated with a degreasing agent or a degreasing agent for a certain period of time, such as: 300s; finally put it into deionized water for cleaning and completely dry.

[0068] Next, prepare the film-forming slurry.

[0069] Add 50 parts of n-butanol, 5 parts of diethanolamine, 50 parts of tetrabutyl titanate, and 200 parts of zirconium n-propoxide into the beaker, and mix them evenly by stirring; weigh 20 parts of nano-titanium dioxide Microspheres, 50 parts of nano-silica microspheres, put 2 parts of potassium hydroxid...

Embodiment 2

[0081] An inorganic non-metallic part is provided, the inorganic non-metallic part is a glass sheet, the glass sheet has a first surface, and the first surface is used for combining with plastic to form a combined body.

[0082] First, the first surface is pretreated with a degreaser or a degreasing agent to remove grease on the first surface.

[0083] In the surface pretreatment process, the first surface of the ceramic substrate can be treated with a degreasing agent or a degreasing agent for a certain period of time, such as: 300s; finally put it into deionized water for cleaning and completely dry.

[0084] Next, prepare the film-forming slurry.

[0085] Add 50 parts of n-butanol, 5 parts of diethanolamine, 50 parts of tetrabutyl titanate, and 200 parts of zirconium n-propoxide into the beaker, and mix them evenly by stirring; weigh 20 parts of nanometer two Silica microspheres, 50 parts of nano-silica microspheres, put into a ball mill jar, then add 50 parts of n-butanol...

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Abstract

A combined body of inorganic non-metal and plastic materials and a preparation method thereof. The combined body comprises: an inorganic non-metal element (10), a plastic material (20) and a polynary oxide layer (30). The inorganic non-metal element (10) has a first surface (31). The polynary oxide layer (30) is formed on the first surface (31) by means of calcination. The polynary oxide layer (30) is made of silicon oxide and alkaline oxide. The polynary oxide layer (30) has a porous structure (32) comprising one or more of cellular micropores, mesopores and macropores. The plastic material (20) is combined with the porous structure (32) of the polynary oxide layer (30). The combined body is formed of inorganic non-metal and plastic materials, having high bonding strength.

Description

technical field [0001] The invention relates to the technical field of combinations, in particular to a combination of inorganic non-metal and plastic and a preparation method thereof. Background technique [0002] With the rapid development of electronic products such as mobile phones and tablet computers, users have put forward higher requirements for the shells and components of electronic products. While meeting the requirements of no-signal shielding, the shell should also have the requirements of beautiful appearance and delicate texture. [0003] At present, the casings of electronic products mostly use a combination of non-metallic materials and plastics. For example, inorganic non-metallic materials such as ceramics, sapphire or glass are combined by bonding or mechanical snapping. However, these combinations have certain drawbacks. [0004] Using the bonding method, on the one hand, problems such as glue overflow and poor bonding will occur during the compoundin...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B29C45/14B29C45/00C08K7/14C08L67/02C03C17/23C04B41/87C04B41/50
CPCB29C45/0001B29C45/14B29C2045/14868C03C17/23C03C2217/23C03C2218/11C03C2218/111C03C2218/32C04B41/009C04B41/5035C04B41/87C08K7/14C08L67/02C04B14/042C04B14/36C04B14/303C04B35/00C04B41/4582
Inventor 孔德洲夏庆路俞胜平张法亮
Owner GEER TECH CO LTD