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Anti-freezing building waterproof binder

A technology of adhesives and emulsifiers, applied in the direction of polymer adhesive additives, non-polymer adhesive additives, adhesives, etc., can solve the problems of adhesives without adhesion, brittleness, water seepage, etc., and achieve improved Range and area, excellent waterproof performance, good adhesion effect

Inactive Publication Date: 2018-12-28
FOSHAN ELITE INTPROP SERVICE CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] There are also some adhesives that are used for building joints, but the waterproof performance of the joints is not ideal, and because this kind of construction adhesive is generally used outdoors, the adhesive is not bad in high temperature environments. , can achieve seam filling and waterproofing, but once faced with low temperature environment, the existing adhesive will become non-adhesive, brittle, cracked, once there is rain, it will also seep

Method used

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  • Anti-freezing building waterproof binder
  • Anti-freezing building waterproof binder
  • Anti-freezing building waterproof binder

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] Freeze-resistant building waterproof adhesive, its raw material components in parts by mass are:

[0021]

[0022] Its production method is:

[0023] Weighing component quantities of vinyl acetate copolymer emulsion, polyvinyl alcohol, methyl acrylate, potassium persulfate, polytetrafluoroethylene, propylene glycol butyl ether, emulsified silicone oil, soap and deionized water;

[0024] Add deionized water into the reaction kettle, and heat the reaction kettle at a rate of 3°C / min, raise the temperature to 80°C, and turn on reflux condensation;

[0025] Add polyvinyl alcohol to the reaction kettle, turn on the stirrer, and the stirring speed is 180r / min, until it is completely dissolved;

[0026] Add vinyl acetate copolymer emulsion, polyvinyl alcohol and methyl acrylate to the reaction kettle, adjust the stirring speed to 450r / min, after stirring for 4 minutes, add polytetrafluoroethylene, soap and emulsified silicone oil, and stir evenly;

[0027] Add potassium p...

Embodiment 2

[0031] Freeze-resistant building waterproof adhesive, its raw material components in parts by mass are:

[0032]

[0033] Its production method is:

[0034] Weigh the components of vinyl acetate copolymer emulsion, polyvinyl alcohol, methyl acrylate, sodium persulfate, hexenyl bis stearamide, propylene glycol methyl ether acetate, higher alcohol fatty acid ester complex, gum arabic and deionized water;

[0035] Add deionized water into the reaction kettle, and heat the reaction kettle at a rate of 4°C / min, raise the temperature to 77°C, and turn on reflux condensation;

[0036] Add polyvinyl alcohol to the reaction kettle, turn on the stirrer, and the stirring speed is 210r / min, until it is completely dissolved;

[0037] Add vinyl acetate copolymer emulsion, polyvinyl alcohol and methyl acrylate to the reaction kettle, adjust the stirring speed to 430r / min, after stirring for 7 minutes, add hexenyl bis stearamide, gum arabic and higher alcohol fatty acid ester compound, ...

Embodiment 3

[0042] Freeze-resistant building waterproof adhesive, its raw material components in parts by mass are:

[0043]

[0044] Its production method is:

[0045] Vinyl acetate copolymer emulsion, polyvinyl alcohol, methyl acrylate, ammonium persulfate, hexenyl bis stearamide, propylene glycol butyl ether, polyoxyethylene polyoxypropylene pentaerythritol ether, sodium alkylbenzene sulfonate and Deionized water;

[0046] Add deionized water into the reaction kettle, and heat the reaction kettle at a rate of 6°C / min, raise the temperature to 70°C, and turn on reflux condensation;

[0047] Add polyvinyl alcohol to the reaction kettle, turn on the stirrer, and the stirring speed is 300r / min, until it is completely dissolved;

[0048] Add vinyl acetate copolymer emulsion, polyvinyl alcohol and methyl acrylate to the reaction kettle, adjust the stirring speed to 320r / min, and after stirring for 8 minutes, add hexenylbisstearamide, sodium alkylbenzenesulfonate and polyoxygen Ethylene...

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Abstract

The invention discloses an anti-freezing building waterproof binder. The binder is characterized by being prepared from, by mass, 20-30 parts of vinyl acetate copolymer emulsion, 35-43 parts of polyvinyl alcohol, 8-15 parts of methyl acrylate, 0.5-0.9 part of initiator, 2-4 parts of dispersing agent, 5-7 parts of coalescing agent, 1-3 parts of defoaming agent, 3-6 parts of emulsifier and 50-70 parts of water. The binder is applied to buildings, in particular to walls and cement concrete, and has the advantages of being capable of well repairing seams, and resistant to water leakage and seepage; particularly, the binder can still maintain good features even under a low-temperature environment, has good adhesive force, does not crack, and has excellent waterproof performance, the applicationrange and region of the binder are greatly expanded, and the binder is particularly applicable to the northern areas.

Description

technical field [0001] The invention relates to the technical field of adhesives, in particular to a frost-resistant building waterproof adhesive. Background technique [0002] With the passage of time, the building houses will age accordingly, and the life span of ordinary reinforced concrete buildings is only a few decades. The aging of buildings will bring a series of hidden dangers to human safety and property safety. These include the breeding of insects and ants, especially on the roof, and there may be water leakage and seepage. [0003] There are also some adhesives that are used for building joints, but the waterproof performance of the joints is not ideal, and because this kind of construction adhesive is generally used outdoors, the adhesive is not bad in high temperature environments. , can achieve seam filling and waterproofing, but once it is still facing a low temperature environment, the existing adhesive will become non-adhesive, brittle, and cracked. Once...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J4/02C09J4/06C09J11/06C09J11/08
CPCC09J4/06C09J11/06C09J11/08
Inventor 陈见玲
Owner FOSHAN ELITE INTPROP SERVICE CO LTD
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