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A kind of preparation method of graphene oxide reinforced waterproof polymer emulsion

A technology of polymer emulsion and graphene, which is applied in the field of building surface waterproofing and adhesion coatings, and building waterproofing materials, can solve problems such as not meeting waterproof requirements, achieve good environmental adaptability, strong adhesion, and strengthen internal bonding Effect

Active Publication Date: 2021-09-24
HUBEI UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, most of the waterproof coatings currently on the market have some defects that cannot meet the ideal waterproof requirements expected by people. The present invention designs and prepares a waterproof coating with excellent low temperature resistance and flexibility for low temperature environments, which is suitable for efficient and durable waterproofing in low temperature environments. Not only Suitable for flat construction, it has a very good effect on wall joints or the entire wall, and it is durable and does not crack or peel off

Method used

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  • A kind of preparation method of graphene oxide reinforced waterproof polymer emulsion
  • A kind of preparation method of graphene oxide reinforced waterproof polymer emulsion

Examples

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Comparison scheme
Effect test

example 1

[0055] The raw materials required for the preparation of graphene oxide reinforced waterproof polymer emulsion, in terms of total mass parts, include the following components:

[0056] N,N-dimethylacrylamide: 4.5 parts

[0057] Octadecyl vinyl ether: 13.5 parts

[0058] Dicyclohexyl peroxydicarbonate: 0.35 parts

[0059] Sodium hypophosphite: 0.50 parts

[0060] Cinnamamide: 11.0 parts

[0061] Octadecyl vinyl ether: 257 parts

[0062] Dicyclopentadiene ethoxy acrylate: 137 parts

[0063] Azobisisoheptanonitrile: 4.0 parts

[0064] Polyethylene glycol dimethacrylate: 3.0 parts

[0065] Ethanolamine: 1.6 parts

[0066] Sodium ethylate: 2.4 parts

[0067] Composition of diaminododecylbenzene and diaminooctadecylbenzene with a mass ratio of 1:1: 41 parts

[0068] Ethylene oxide and propylene oxide block polyether with a mass ratio of 2:1: 25 parts

[0069] Graphene oxide: 0.85 parts

[0070] The balance is deionized water.

[0071] The preparation method is as follows...

example 2

[0078] The raw materials required for the preparation of graphene oxide reinforced waterproof polymer emulsion, in terms of total mass parts, include the following components:

[0079] N,N-dimethylacrylamide: 4.5 parts

[0080] Octadecyl vinyl ether: 13.5 parts

[0081] Dicyclohexyl peroxydicarbonate: 0.35 parts

[0082] Sodium hypophosphite: 0.50 parts

[0083] 4-vinylbenzamide: 11.0 parts

[0084] Octadecyl vinyl ether: 257 parts

[0085] Dicyclopentadiene ethoxy acrylate: 137 parts

[0086] Azobisisoheptanonitrile: 4.0 parts

[0087] Polyethylene glycol dimethacrylate: 3.0 parts

[0088] Ethanolamine: 1.5 parts

[0089] Sodium ethylate: 2.5 parts

[0090] Composition of diaminododecylbenzene and diaminooctadecylbenzene with a mass ratio of 1:1: 41 parts

[0091] Ethylene oxide and propylene oxide block polyether with a mass ratio of 2:1: 25 parts

[0092] Graphene oxide: 0.9 parts

[0093] The balance is deionized water.

[0094] The preparation method is as fol...

example 3

[0101] The raw materials required for the preparation of graphene oxide reinforced waterproof polymer emulsion, in terms of total mass parts, include the following components:

[0102] N,N-dimethylacrylamide: 4.5 parts

[0103] Octadecyl vinyl ether: 13.5 parts

[0104] Dicyclohexyl peroxydicarbonate: 0.35 parts

[0105] Sodium hypophosphite: 0.50 parts

[0106] 4-vinylbenzamide: 10.5 parts

[0107] Octadecyl vinyl ether: 256 parts

[0108] Dicyclopentadiene ethoxy acrylate: 137 parts

[0109] Composition of azobisisobutyronitrile and azobisisoheptanonitrile with a mass ratio of 1:1: 4.5 parts

[0110] Polyethylene glycol dimethacrylate: 3.0 parts

[0111] Ethanolamine: 1.8 parts

[0112] Sodium ethylate: 2.7 parts

[0113] Composition of diaminododecylbenzene and diaminooctadecylbenzene with a mass ratio of 1:1: 41 parts

[0114] Ethylene oxide and propylene oxide block polyether with a mass ratio of 1:2: 26 parts

[0115] Graphene oxide: 0.9 parts

[0116] The bal...

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Abstract

The invention provides a preparation method of graphene oxide reinforced waterproof polymer emulsion. Required raw materials: 3.3-5.5 parts of amide-based hydrophilic small monomers for emulsification, 6.5-15.0 parts of alkyl-based hydrophobic small monomers for emulsification, 0.12-0.35 parts of emulsion initiator a, 0.24-0.56 parts of chain transfer agent, amides 8.3-13.5 parts of hydrophilic small monomers, 35-46 parts of flexible small monomers, 23-32 parts of ether polymers, 2.5-6.0 parts of initiator b, 200-280 parts of alkyl hydrophobic small monomers, acrylic acid 100-160 parts of hard ester monomer, 2.6-7.5 parts of cross-linking agent, 1.2-2.6 parts of neutralizing agent, 2.3-4.0 parts of pH regulator, 0.64-1.35 parts of functional monomer, and 1000 parts of deionized water. The present invention uses amide-based strong hydrophilic monomers and long alkyl chain hydrophobic monomers as raw materials, and synthesizes a product with good stability, strong adhesion, and Polymer emulsion with excellent tensile, wear-resistant, and waterproof properties, in which amide-based molecules strengthen the adhesion of the polymer, and graphene oxide significantly enhances the tensile strength, water resistance, and abrasion resistance of the emulsion film.

Description

technical field [0001] The invention belongs to the technical field of building waterproof materials, relates to the field of building surface waterproofing and attached coatings, in particular to a preparation method of graphene oxide enhanced waterproofing polymer emulsion. Background technique [0002] Waterproof materials are an indispensable part of construction engineering structures, and are widely used in water conservancy projects, highway bridges and other fields. The durability of buildings is closely related to the quality of waterproof materials. With the rapid development of society and continuous innovation of technology, various new and efficient waterproof materials have begun to appear. However, most of the waterproof coatings currently on the market have some defects that cannot meet the ideal waterproof requirements expected by people. The present invention designs and prepares a waterproof coating with excellent low temperature resistance and flexibilit...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08F265/04C08F216/18C08F2/24C09D151/00C09D7/61C09D7/65
CPCC08F2/24C08F265/04C09D151/003C09D7/61C09D7/65C08F216/18C08L71/02C08K3/042
Inventor 王迎斌宋钰莹贺行洋苏英刘飞宏
Owner HUBEI UNIV OF TECH
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