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Environment-friendly high-strength plastic building template and preparation method thereof

A building formwork, high-strength technology, which is applied in the on-site preparation of building components, construction, building construction, etc., can solve problems such as poor environmental protection performance, toxic smoke, and poor performance stability, and achieve comprehensive performance and performance. Good stability, improved mechanical properties and flame retardancy, good overall performance and performance stability

Inactive Publication Date: 2021-06-08
李军
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, it has a lot of filling additives, poor performance stability due to compatibility problems, and its base material is PVC material, because it contains chlorine, it is easy to release toxic fumes when burning, and the environmental protection performance is not good

Method used

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  • Environment-friendly high-strength plastic building template and preparation method thereof

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Embodiment 1

[0032]A method for preparing an environmentally friendly high-strength plastic building formwork, characterized in that it comprises the following steps:

[0033] Step S1, dicarboxyl-modified 4-fluorophenylboronic acid methyliminodiacetate: adding 4-fluorophenylboronic acid methyliminodiacetate and chloromalonic acid to an organic solvent, at 40 The reaction was stirred at ℃ for 6 hours, and then the solvent was removed by rotary evaporation to obtain dicarboxyl-modified 4-fluorophenylboronic acid methyliminodiacetate;

[0034] Step S2, preparation of polycondensate: the dicarboxy-modified 4-fluorophenylboronic acid methyliminodiacetate, 2,4-diamino-6-diallylamino-1, 3,5-triazine, polymerization inhibitor and catalyst are added to the high boiling point solvent, after stirring evenly, the reaction solution is obtained, then the reaction solution is transferred to the high-pressure reactor, and the air in the reactor is replaced with an inert gas, and then the reaction solution...

Embodiment 2

[0043] A method for preparing an environmentally friendly high-strength plastic building formwork, characterized in that it comprises the following steps:

[0044] Step S1, dicarboxyl-modified 4-fluorophenylboronic acid methyliminodiacetate: add 4-fluorophenylboronic acid methyliminodiacetate and chloromalonic acid to an organic solvent at 45 The reaction was stirred at ℃ for 6.5 hours, and then the solvent was removed by rotary evaporation to obtain dicarboxyl-modified 4-fluorophenylboronic acid methyl imino diacetate;

[0045] Step S2, preparation of polycondensate: the dicarboxy-modified 4-fluorophenylboronic acid methyliminodiacetate, 2,4-diamino-6-diallylamino-1, 3,5-triazine, polymerization inhibitor and catalyst are added to the high boiling point solvent, after stirring evenly, the reaction solution is obtained, then the reaction solution is transferred to the high-pressure reactor, and the air in the reactor is replaced with an inert gas, and then the reaction solutio...

Embodiment 3

[0054] A method for preparing an environmentally friendly high-strength plastic building formwork, characterized in that it comprises the following steps:

[0055] Step S1, dicarboxyl-modified 4-fluorophenylboronic acid methyliminodiacetate: add 4-fluorophenylboronic acid methyliminodiacetate and chloromalonic acid to an organic solvent, at 50 The reaction was stirred and reacted at ℃ for 7 hours, and then the solvent was removed by rotary evaporation to obtain dicarboxyl-modified 4-fluorophenylboronic acid methyliminodiacetate;

[0056] Step S2, preparation of polycondensate: the dicarboxy-modified 4-fluorophenylboronic acid methyliminodiacetate, 2,4-diamino-6-diallylamino-1, 3,5-triazine, polymerization inhibitor and catalyst are added in the high boiling point solvent, after stirring evenly, the reaction solution is obtained, then the reaction solution is transferred to the high-pressure reactor, and the air in the reactor is replaced with an inert gas, and then the reactio...

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Abstract

The invention discloses a preparation method of an environment-friendly high-strength plastic building template. The method is characterized by comprising the following steps: S1, modifying of 4-fluorophenylboronic acid methyl imino diacetate by using dicarboxyl; S2, preparation of a condensation polymer; S3, preparation of an addition polymer; and S4, molding of the building template. The invention further provides the environment-friendly high-strength plastic building template prepared according to the preparation method of an environment-friendly high-strength plastic building template. The environment-friendly high-strength plastic building template provided by the invention is good in comprehensive performance and performance stability, excellent in mechanical property, aging resistance, flame retardance, environment friendliness and toughness and long in service life.

Description

technical field [0001] The invention relates to the technical field of composite materials, in particular to an environment-friendly high-strength plastic building template and a preparation method thereof. Background technique [0002] In recent years, with the accelerated pace of modern city construction, the scale of various major infrastructure projects is unprecedented. The smooth construction of these major construction projects marks that the development of modern civilization has entered a new stage, and they contribute to the prosperity of modern cities. The use of construction engineering materials is inseparable from these major construction projects. Construction engineering materials are the key factors that determine the quality and style of construction materials. Construction materials with excellent comprehensive performance are a necessary condition for safe construction. [0003] Building formwork is an important construction engineering material, and it ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L33/24C08L77/06C08K13/04C08K5/14C08K7/14C08K7/06C08K5/375C08G69/42C08F220/60C08F236/20C08F230/08C08F222/32E04G9/05
CPCC08G69/42C08L33/24C08L2201/02C08L2201/08C08F220/606E04G9/05C08L77/06C08K13/04C08K5/14C08K7/14C08K7/06C08K5/375C08F236/20C08F230/085C08F222/32
Inventor 李军
Owner 李军
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