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Solid thermoplastic acrylic acid high-temperature-resistant cold-stamped mold-pressed resin and preparation method thereof

A technology of thermoplastic acrylic acid and hydroxypropyl methacrylate, applied in the field of organic compounds and their preparation, can solve the problems of short supply and high price, and achieve the effects of good film-forming performance, wide range and good temperature resistance

Inactive Publication Date: 2015-06-17
YANGZHOU ZHENGXING RESIN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The characteristics of high temperature resistant resin are: no corrosion, aging resistance, acid and alkali, high and low temperature, good insulation, waterproof, shock resistance, suitable for various high temperature industrial repair, filling, bonding, etc. Most of the permanent resins are imported, the price is high, and the supply is easy to exceed the demand

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] A solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following components in mass percentage: methyl methyl ester 80.5%, borneol methacrylate 17.5%, hydroxypropyl methacrylate 1%, dilaurel mill 1%.

[0018] A preparation method of a solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following steps:

[0019] a. Heat an appropriate amount of deionized water to 75°C and put it into the mixed monomer for suspension reaction polymerization. The mixed monomer includes the following components in mass percentage: methyl methyl ester 80.5%, bornyl methacrylate 17.5%, methacrylic acid hydroxyl Propylene glycol 1%, dilaurel milling 1%;

[0020] b. Heat up to 88°C and pressurize to 0.5kg to carry out polymerization;

[0021] c. After reacting for 60 minutes, the polymerization reaction is completed at 108° C., keep warm for 45 minutes, cool down, discharge, dehydrate and dry.

Embodiment 2

[0023] A solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following components in mass percentage: methyl methyl ester 78.8%, borneol methacrylate 18%, hydroxypropyl methacrylate 2%, dilaurel mill 1.2%.

[0024] A preparation method of a solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following steps:

[0025] a. Heat an appropriate amount of deionized water to 75°C and put it into the mixed monomer for suspension reaction polymerization. The mixed monomer includes the following components in mass percentage: methyl methyl ester 78.8%, bornyl methacrylate 18%, methacrylic acid hydroxyl Propyl fat 2%, two laurel milling 1.2%;

[0026] b. Heat up to 92°C and pressurize to 0..8kg for polymerization;

[0027] c. After reacting for 60 minutes, the polymerization reaction ends at 110°C, keep warm for 45 minutes, cool down, discharge, dehydrate and dry.

Embodiment 3

[0029] A solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following components in mass percentage: methyl methyl ester 76%, bornyl methacrylate 18.5%, hydroxypropyl methacrylate 4%, dilaurel mill 1.5%.

[0030] A preparation method of a solid thermoplastic acrylic high temperature resistant cold stamping molding resin, comprising the following steps:

[0031] a. Heat an appropriate amount of deionized water to 75°C and put it into the mixed monomer for suspension reaction polymerization. The mixed monomer includes the following components in mass percentage: methyl methyl ester 76%, bornyl methacrylate 18.5%, methacrylic acid hydroxyl Propyl fat 4%, two laurel milling 1.5%;

[0032] b. Heat up to 95°C and pressurize to 1kg to carry out polymerization;

[0033] c. After 60 minutes of reaction, the polymerization reaction ends at 112°C, keep warm for 45 minutes, cool down, discharge, dehydrate and dry

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PUM

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Abstract

The invention relates to a solid thermoplastic acrylic acid high-temperature-resistant cold-stamped mold-pressed resin including the following components by the mass percentage: 76%-80.5% of methyl methacrylate, 17.5%-18.5% of bornyl methacrylate, 1%-4% of hydroxypropyl methacrylate, and 1%-1.5% of dilauroyl. The invention also relates to a preparation method of the solid thermoplastic acrylic acid high-temperature-resistant cold-stamped mold-pressed resin, wherein the preparation method includes the following steps: heating up a proper amount of deionized water to 75 DEG C, then adding a mixed monomer, carrying out a suspension reaction and polymerization, heating up to 88 DEG C-95 DEG C, pressurizing to 0.5 kg-1 kg, and carrying out polymerization; and after carrying out a reaction for 60 minutes, at the temperature of 108 DEG C-112 DEG C, finishing the polymerization reaction, carrying out heat preservation for 45 minutes, cooling, discharging, dewatering and drying. The product has the characteristic of high flash brightness after mold pressing, has better temperature tolerance than multiple imported resins used in current markets, has wide mold-pressing temperature range which can be from 50 DEG C up to 200 DEG C, does not stick to boards, is convenient for workers to operate, can completely replace imported products, also can pass through VOC inspection, and accords with Chinese industry qualified standards.

Description

technical field [0001] The invention relates to an organic compound and a preparation method thereof, in particular to a solid thermoplastic acrylic high-temperature-resistant cold-ironing molding resin and a preparation method thereof. Background technique [0002] The characteristics of high temperature resistant resin are: no corrosion, aging resistance, acid and alkali, high and low temperature, good insulation, waterproof, shock resistance, suitable for various high temperature industrial repair, filling, bonding, etc. Most of the permanent resins are imported, the price is high, and the situation of short supply is easy to appear. Contents of the invention [0003] In order to overcome the above-mentioned defects, the present invention provides a solid thermoplastic acrylic high temperature resistant cold stamping molding resin. [0004] Another object of the present invention is to provide a method for preparing a solid thermoplastic acrylic high temperature resis...

Claims

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Application Information

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IPC IPC(8): C08F220/14C08F220/18C08F220/28C08F2/18
Inventor 徐国兴政建明
Owner YANGZHOU ZHENGXING RESIN