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Inorganic thermal insulation adhesive and preparation method thereof

An inorganic thermal insulation and adhesive technology, applied in inorganic adhesives, adhesives, non-polymer adhesive additives, etc., can solve problems such as environmental protection and poor fire resistance, inability to store for a long time, and electrochemical corrosion of metal structures.

Inactive Publication Date: 2021-04-20
BEIJING KEYING JINGYI TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The invention provides an inorganic thermal insulation adhesive and a preparation method thereof to solve the problems of traditional reactive thermal insulation materials such as poor environmental protection and fire resistance, inability to store in a wet state for a long time, and electrochemical corrosion of metal structures

Method used

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  • Inorganic thermal insulation adhesive and preparation method thereof
  • Inorganic thermal insulation adhesive and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] Weigh 30% of 40-100 mesh hollow glass beads, 10% of 400-mesh wollastonite, 5% of 100-mesh fly ash, and 2.7% of 40-100-mesh attapulgite powder, put them into a powder disperser, and stir for 10 minutes;

[0028] 10% sepiolite fiber is mixed with the above mixture, and the mixing time is 10min;

[0029] Weigh 40% of water, start the liquid disperser, start stirring at a rate of 200r / min, weigh 100,000 viscosity hydroxyethyl cellulose 0.3%, slowly add it to water, stir for 5-10 minutes, until there are no powder particles in the liquid, Colorless and transparent; weigh 0.3% of propylene glycol and 12% of alcohol ester and slowly add it to the liquid, disperse evenly, and let the mixed liquid stand for 1 hour at room temperature until the transparent micelles in the liquid are completely dissolved;

[0030] Weigh Mergal 758 preservative 0.3%, Troysan 107 antifungal agent 0.4%, add them into the mixture and stir evenly for about 5 minutes;

[0031] Start the liquid disperse...

Embodiment 2

[0035] Weigh 40-mesh perlite powder 5%, 400-mesh silica fume 5%, 100-mesh light calcium 15%, and 40-100-mesh bentonite 7.5%, put them into a powder disperser, and stir for 10 minutes;

[0036] 30% of sepiolite fibers were weighed and mixed with the above mixture, and the mixing time was 10 min. ;

[0037] Weigh 30% of the water, start the liquid disperser, start stirring at a rate of 200r / min, weigh Ashland 100,000 hydroxyethyl cellulose 1%, slowly add it to the water, and stir for 5-10 minutes, until there are no powder particles in the liquid. The color is transparent, weigh 0.3% of glycerol and Eastman TEXANOL R 5% and slowly add it to the liquid, disperse evenly, and let the mixed liquid stand for 1 hour at room temperature until the transparent micelles in the liquid are completely dissolved;

[0038] Weigh Mergal 758 preservative 0.5%, Troysan 107 mildew inhibitor 0.7%, add them to the mixture and stir evenly for about 5min;

[0039] Start the liquid disperser, stir at...

Embodiment 3

[0043] Weigh 20% of 40-mesh hollow glass microspheres, 1% of 400-mesh silica fume, and 7% of 40-100-mesh bentonite, put them into a powder disperser, and stir for 10 minutes;

[0044] Weigh 20% of sepiolite fiber and 5% of alumina fiber and mix with the above mixture, and the mixing time is 10min;

[0045] Weigh 40% of the water, start the liquid disperser, start stirring at a rate of 200r / min, weigh Ashland 100,000 hydroxyethyl cellulose 0.5%, slowly add it to the water, and stir for 5-10 minutes, until there are no powder particles in the liquid. The color is transparent; weigh 0.3% of glycerol and Eastman TEXANOL R 5% and slowly add it to the liquid, disperse evenly, and let the mixed liquid stand for 1 hour at room temperature until the transparent micelles in the liquid are completely dissolved;

[0046] Weigh Mergal 758 preservative 0.5%, Troysan 107 mildew inhibitor 0.7%, add them into the mixture and stir evenly for about 5 minutes;

[0047] Start the liquid disperser...

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Abstract

The invention relates to an inorganic thermal insulation adhesive and a preparation method thereof, and belongs to the field of inorganic thermal insulation adhesives. The adhesive is composed of the following raw materials in percentage by weight: 10-30% w of fiber filler, 5-30% w of porous filler, 1-20% w of hard filler, 2.7-10% w of rheological filler, 0.3-1% w of rheological assistant, 0.7-1.2% w of mildew-proof bactericide, 0.3% w of antifreezing agent, 1-5% w of coalescing agent and 30-40% w of water. The product has the advantages that the product belongs to an all-inorganic product, is light and fluffy after being cured, can be used for bonding a thermal insulation material and a metal material, is light and porous after being completely dried, has a good anti-cracking effect due to a fiber structure, has long-acting mildew-proof performance, is large in specific surface area, and is beneficial to adhesion of a mildew-proof bactericide.

Description

technical field [0001] The invention belongs to the field of inorganic thermal insulation adhesives, and in particular relates to an inorganic thermal insulation adhesive with mineral fibers and microbeads as main raw materials and a preparation method. Background technique [0002] Most of the traditional inorganic thermal insulation materials are used in the traditional construction industry as mortar, thermal insulation board or filling material, and the development is slow. [0003] There are two main types of reactive inorganic thermal insulation materials: one is a semi-inorganic material made by adding organic emulsion and rubber powder, and the other is a pure inorganic thermal insulation material added with hydraulic materials such as cement or silicate. [0004] The semi-inorganic thermal insulation material is environmentally friendly and has poor fire resistance. The addition amount of emulsion and rubber powder has a direct impact on the strength. When the addit...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J1/00C09J11/04C09J11/06
Inventor 徐福生张秀秀闫鹏
Owner BEIJING KEYING JINGYI TECH