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A kind of silicone button and preparation method thereof

A silicone and button technology, applied to buttons, fasteners, clothing, etc., can solve the problems of time-consuming and labor-intensive processing, obvious yellowing, color migration, etc.

Active Publication Date: 2021-04-23
ZHEJIANG WEIXING IND DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] At present, the common buttons on the market are mainly the above natural buttons and chemical buttons. Natural buttons have great defects in anti-mildew, anti-corrosion and moth-proof. Although they can be alleviated through post-processing, there are still corresponding problems. risk, and the post-processing is time-consuming and laborious, and may cause secondary pollution, which also increases the burden on the enterprise and the cost price
Although chemical buttons do not have the above problems, they are difficult to degrade and can exist for a long time after being discarded, causing white pollution
At the same time, some natural and chemical buttons are prone to discoloration and color migration under natural environment conditions, especially white or light-colored buttons, after the AATCC16 standard test, the degree of yellowing is obvious, such as: TPU soft plastic buttons in It will turn yellow when exposed to outdoors for a long time, which will affect the appearance

Method used

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  • A kind of silicone button and preparation method thereof
  • A kind of silicone button and preparation method thereof
  • A kind of silicone button and preparation method thereof

Examples

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preparation example Construction

[0057] The present invention also provides a method for preparing a silicone button, comprising the following steps:

[0058] A) After mixing solid silica gel, vulcanizing agent, antistatic agent and color masterbatch, obtain the mixture of solid silica gel;

[0059] B) After the mixture obtained in the above steps is vulcanized and molded in a mold, a silicone button is obtained.

[0060] In the above-mentioned preparation method of the present invention, the optimal principle and the added amount of the raw materials used are the same as those in the aforementioned silicone button, and will not be repeated here.

[0061] In the present invention, firstly, the solid silica gel, vulcanizing agent, antistatic agent and color masterbatch are mixed to obtain a mixture of solid silica gel.

[0062] The present invention has no special restrictions on the model and parameters of the color masterbatch, the model and parameters of the color masterbatch used for silica gel well known...

Embodiment 1

[0094] Weigh 1kg of solid silica gel with a hardness of 70 degrees, mix evenly, add 30g of solid silica gel vulcanizing agent and mix evenly, add 10g of antistatic agent, and then add a certain quality of solid silica gel color masterbatch, mix evenly, and pack it for later use.

[0095] Put the mixed solid silica gel into the mold, put it into the air pressure mold for pre-pressing, and then put it into the hot-press vulcanizing machine, the hot-press vulcanization temperature is 220°C, the hot-press vulcanization time is 1 minute, and the hot-press vulcanization pressure is 120Mpa. After the time, you can take out the product and get the silicone button.

[0096] The appearance inspection was carried out on the silicone buttons prepared in Example 1 of the present invention.

[0097] see figure 1 , figure 1 Appearance photo of the silicone button prepared in Example 1 of the present invention.

[0098] The silicone button prepared in Example 1 of the present invention was...

Embodiment 2

[0110] Weigh 1 kg of solid silica gel with a hardness of 75 degrees, and after mixing evenly, add 30 g of solid silica gel vulcanizing agent and 20 g of antistatic agent and mix evenly, then add a certain quality of solid silica gel masterbatch, mix evenly, and pack it for later use.

[0111] Weigh 1kg of liquid silica gel, add a certain mass of diluent and liquid color paste and mix evenly, add 10g of liquid silica gel vulcanizing agent, stir evenly, and store for later use.

[0112] Add the liquid silicone into the mold with a dispenser, and then put the mold on a heating plate at 200°C for baking. When the liquid silicone is semi-cured, take it off, put the mixed solid silicone into the mold, and put it into the mold. The air pressure mold is pre-pressed, and then placed in a hot-press vulcanizer. The hot-press vulcanization temperature is 220°C, the hot-press vulcanization time is 60 seconds, and the hot-press vulcanization pressure is 80Mpa. After the predetermined time is...

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Abstract

The invention provides a silicone button, which is prepared from solid silica gel. The present invention adopts the silicone material as the button material, and obtains the silicone button. The silicone button provided by the present invention has the characteristics of environmental protection and non-toxicity of the silicone material itself, good heat resistance, weather resistance, electrical insulation and good physical properties, and a wide temperature range. The silicone button prepared by the present invention only contains silicon and oxygen, will not pollute the environment, has no irritating effect on the human body, is non-toxic, environmentally friendly, low-cost, has strong skin affinity and excellent performance, and has been tested for a long time Finally, it still has good yellowing resistance and good color fastness. In addition, the preparation method provided by the invention is simple to process and easy to operate.

Description

technical field [0001] The invention belongs to the technical field of button production, in particular to a silicone button and a preparation method thereof. Background technique [0002] A button is a tie used to connect the two sides of the clothes. Its original function is to connect the front of the clothes. Now it has gradually developed to be more artistic and decorative in addition to maintaining its original function, and it is also a clothing personality. Representative of globalization and multifunctionality. [0003] According to the classification of its material, buttons can be divided into natural, chemical and other materials. Among them, natural buttons are divided into stone buttons, bone buttons (commonly horn buttons), shell buttons, coconut buttons, wood buttons, Bamboo buckle, fruit buckle and shell buckle and so on. Chemical buttons can be divided into organic buttons (commonly made of plastic buttons), resin buttons, combination buttons, urea button...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A44B1/02C08L83/04
CPCA44B1/02C08L83/04C08L2205/025
Inventor 宋学礼沈启宝
Owner ZHEJIANG WEIXING IND DEV