Manufacturing method of kitchen appliance operation button, kitchen appliance operation button and kitchen appliance
A technology of kitchen appliances and production methods, which is applied to circuits, electric switches, electrical components, etc., can solve the problems of easy aging and yellowing of the coating, peeling off, negative impact on the environment, and deterioration of product appearance, so as to achieve both appearance and internal performance. Excellent, extended service life, easy to clean effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment approach
[0072] The composition of each raw material in the mixture will affect the subsequent injection molding and the degreasing and sintering process. As an optional embodiment of the present invention, the mixture includes the following raw materials in mass fractions:
[0073] Nano-zirconia 80-90%, paraffin 6-12%, low density polyethylene 2-4%, high density polyethylene 2-4%, ethylene vinyl acetate copolymer 0.7-2%, octadecyl acrylate 0.7-2 % and pigments 0-2%.
[0074] A typical but non-limiting mass fraction of nano-zirconia is, for example, 80%, 82%, 84%, 85%, 86%, 88% or 90%; a typical but non-limiting mass fraction of paraffin is, for example, 6%, 7%, 8%, 9%, 10%, 11% or 12%; typical but non-limiting mass fractions of low density polyethylene such as 2%, 2.5%, 3%, 3.5% or 4%; typical but The mass fraction of non-limiting high-density polyethylene is for example 2%, 2.5%, 3%, 3.5% or 4%; the mass fraction of typical but non-limiting octadecyl acrylate is for example 0.7%, 0...
Embodiment 1
[0109] A method for making a kitchen appliance operating button (button) provided by this embodiment includes the following steps:
[0110] (a) Provide mixing and forming molds;
[0111] The mixture includes raw materials in the following mass fractions: 80% of nano-zirconia, 12% of paraffin, 2% of low-density polyethylene, 2% of high-density polyethylene, 2% of ethylene vinyl acetate copolymer and 2% of octadecyl acrylate, of which , the average particle size of nano-zirconia is 550nm, the molecular weight of low-density polyethylene is 60,000, and the molecular weight of high-density polyethylene is 150,000;
[0112] According to the product structure of the final kitchen appliance operating button, design and make a molding mold with a shrinkage rate of 35%;
[0113] (b) Put the raw materials in the mixture into an internal mixer and mix at 160°C for 6 hours. The rotation speed during mixing is 50 r / min. After the mixing is uniform, the mixture is cooled to room temperatur...
Embodiment 2
[0118] A method for making a kitchen appliance operating button (knob) provided by this embodiment includes the following steps:
[0119] (a) Provide mixing and forming molds;
[0120] The mixture includes raw materials in the following mass fractions: 86% of nano-zirconia, 7% of paraffin, 2% of low-density polyethylene, 2% of high-density polyethylene, 1% of ethylene vinyl acetate copolymer and 2% of octadecyl acrylate, of which , the average particle size of nano-zirconia is 700nm, the molecular weight of low-density polyethylene is 100,000, and the molecular weight of high-density polyethylene is 300,000;
[0121] According to the product structure of the final kitchen appliance operating button, design and make a molding mold with a shrinkage rate of 28%;
[0122] (b) Put the raw materials in the mixture into an internal mixer and mix at 180°C for 3 hours. The rotation speed during mixing is 90 r / min. After the mixing is uniform, the mixture is cooled to room temperature ...
PUM
| Property | Measurement | Unit |
|---|---|---|
| particle diameter | aaaaa | aaaaa |
| particle diameter | aaaaa | aaaaa |
| particle size | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
Login to View More