CN107057584A - A kind of modified silicone insulating glass sealant and preparation method thereof - Google Patents
A kind of modified silicone insulating glass sealant and preparation method thereof Download PDFInfo
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- CN107057584A CN107057584A CN201710400315.9A CN201710400315A CN107057584A CN 107057584 A CN107057584 A CN 107057584A CN 201710400315 A CN201710400315 A CN 201710400315A CN 107057584 A CN107057584 A CN 107057584A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/16—Halogen-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/21—Urea; Derivatives thereof, e.g. biuret
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
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- Inorganic Chemistry (AREA)
- Sealing Material Composition (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of modified silicone insulating glass sealant and preparation method thereof.The fluid sealant includes following components:Silicone, nitrile rubber, silicone oil, grafting agent, copper nanoparticle, ether, PET, polyacrylate, polymethacrylates, plant cellulose, sodium chloride, coal tar, vinylacetate, urea, starch, dimethacrylate diol ester, high-molecular polyivnyl alcohol.To modified by acetone processing;After PET, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethacrylate diol ester, high-molecular polyivnyl alcohol melting, add sodium chloride and urea continues to stir to obtain the first mixture;Silicone oil, starch, coal tar are dismissed at a high speed, modified silicone, stirring is added.Deformation quantity is small under fluid sealant thickness of thin of the present invention, high temperature, and adhesive force is strong, is not easily stripped, good heat-insulation effect, water vapor transmittance is low under high temperature, effectively extends the service life of double glazing.
Description
Technical field
The invention belongs to double glazing technical field of sealing technology, and in particular to a kind of modified silicone insulating glass sealant and its
Preparation method.
Background technology
Fluid sealant be guide deformed with sealing surface shape, be difficult trickling, have the encapsulant of certain caking property, be for
Configuration gap, the adhesive to play sealing function are filled, with the effect such as anti-leak, waterproof, vibration proof and sound insulation, heat-insulated.
The stuffing pressure of air is effectively ensured in double glazing with fluid sealant when preparing, play the effect of sound insulation and insulation, but existing close
Sealing is easy to fall off, turns yellow, and its performance needs to improve, and reduces cost.
The Chinese patent of application number 201410543078.8 discloses silicone sealant and preparation method thereof, and the fluid sealant is pressed
Its component of parts by weight meter is:100 parts of hydroxyl endblocked polydimethylsiloxane, 1~150 part of nano-calcium carbonate, fume colloidal silica 1
~5 parts, 1~12 part of coupling agent, 8~60 parts of plasticizer, 0.1~4 part of tackifier, 0.1~1.8 part of mould inhibitor and catalyst 0.1
~5 parts.During silicone sealant is prepared, creatively add long-chain liquid silicone and make plasticizer, it is to avoid diformazan
The permeability phenomenon of the conventional plasticizers product such as base silicone oil, while so that the elongation at break of silicone sealant is up to 700%.This hair
The construction materials such as the silicone sealant and concrete of bright offer have excellent cementability, and weather-resistant performance is good, waterproof effect
It is really good, it can apply in than relatively rugged environment.Although the silicone sealant mechanical property is good, double glazing is used as
Sealant effect of heat insulation is poor, the increase of high temperature deformation amount, is not sufficient to ensure that the stability of double glazing.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of modified silicone insulating glass sealant and its
Preparation method, the fluid sealant oxidation resistance is strong, and thermal coefficient of expansion is low, and elongation percentage is high, and adhesive force is strong, effectively prevents steam from entering
Interlayer.
A kind of modified silicone insulating glass sealant, including the following component counted by weight:32-43 parts of silicone, fourth
1-8 parts of nitrile rubber, 3-8 parts of silicone oil, 1-4 parts of grafting agent, 1-3 parts of copper nanoparticle, 1-5 parts of ether, PET
69-83 parts, 24-42 parts of polyacrylate, 14-24 parts of polymethacrylates, 23-43 parts of plant cellulose, sodium chloride 34-54
Part, 24-35 parts of coal tar, 35-46 parts of vinylacetate, 2-8 parts of urea, 43-72 parts of starch, dimethacrylate diol ester
43-57 parts, 1-8 parts of high-molecular polyivnyl alcohol.
It is as improved, above-mentioned modified silicone double glazing sealant, including the following component counted by weight:Silicon
40 parts of ketone, 5 parts of nitrile rubber, 5 parts of silicone oil, 2 parts of grafting agent, 3 parts of copper nanoparticle, 2 parts of ether, PET 75
Part, 34 parts of polyacrylate, 18 parts of polymethacrylates, 34 parts of plant cellulose, 48 parts of sodium chloride, 32 parts of coal tar, vinegar
42 parts of vinyl acetate, 4 parts of urea, 58 parts of starch, 50 parts of dimethacrylate diol ester, 6 parts of high-molecular polyivnyl alcohol.
It is that the molecular weight of starch is 10000-15000Da as improved.
It is that copper nanoparticle particle diameter is 50-80 microns as improved.
The preparation method of above-mentioned modified silicone insulating glass sealant, comprises the following steps:Step 1, raw material is weighed;Step
2, silicone, grafting agent, copper nanoparticle, ether are put into reactor, heating and melting obtains modified silicone;Step 3, poly- terephthaldehyde
Sour second diester, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethacrylate diol ester,
After high-molecular polyivnyl alcohol mixed melting, add sodium chloride and urea continues to stir to obtain the first mixture;Step 4, by silicone oil, shallow lake
Powder, coal tar are dismissed at a high speed, add modified silicone, stirring, wherein the solid oily ratio of the silicone oil, starch, coal tar is
1-2.7:1.
It is as improved, the porosity 60-78% of modified silicone in step 2.
It is that step 4 high speed dismisses speed for 1240-1846rpm as improved.
Beneficial effect
Deformation quantity is small under fluid sealant thickness of thin of the present invention, high temperature, is difficult to cause deformation, and adhesive force is strong, is not easily stripped, and heat-insulated
Effect is good, and internal and external temperature is big, and water vapor transmittance is low under high temperature, effectively extends the service life of double glazing.In addition, changing
Property after acetone porosity increase, the main component of fluid sealant is particularly suitable as to improve its physical property.
Embodiment
Embodiment 1
A kind of modified silicone insulating glass sealant, including the following component counted by weight:32 parts of silicone, nitrile rubber 1
Part, 3 parts of silicone oil, 1 part of grafting agent, 1 part of copper nanoparticle, 1 part of ether, 69 parts of PET, polyacrylate 24
Part, 14 parts of polymethacrylates, 23 parts of plant cellulose, 34 parts of sodium chloride, 24 parts of coal tar, 35 parts of vinylacetate, urine
2 parts of element, 43 parts of starch, 43 parts of dimethacrylate diol ester, 1 part of high-molecular polyivnyl alcohol.
Wherein, the molecular weight of starch is 10000Da.
Copper nanoparticle particle diameter is 50 microns.
The preparation method of above-mentioned modified silicone insulating glass sealant, comprises the following steps:Step 1, raw material is weighed;Step
2, silicone, grafting agent, copper nanoparticle, ether are put into reactor, heating and melting obtains modified silicone;Step 3, poly- terephthaldehyde
Sour second diester, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethacrylate diol ester,
After high-molecular polyivnyl alcohol mixed melting, add sodium chloride and urea continues to stir to obtain the first mixture;Step 4, by silicone oil, shallow lake
Powder, coal tar are dismissed at a high speed, add modified silicone, stirring, wherein the solid oily ratio of the silicone oil, starch, coal tar is
1:1.
Wherein, in step 2 modified silicone porosity 60%.
Step 4 high speed dismisses speed for 1240rpm.
In embodiment 1 fluid sealant thickness of thin, expanded thickness increment is 5 microns under 210 DEG C of high temperature, and elongation percentage is 63%,
Adhesive force 6.5N/25mm, the sealant layer two sides temperature difference is 14 DEG C, water vapor transmittance 12%.
Embodiment 2
A kind of modified silicone insulating glass sealant, including the following component counted by weight:40 parts of silicone, nitrile rubber 5
Part, 5 parts of silicone oil, 2 parts of grafting agent, 3 parts of copper nanoparticle, 2 parts of ether, 75 parts of PET, polyacrylate 34
Part, 18 parts of polymethacrylates, 34 parts of plant cellulose, 48 parts of sodium chloride, 32 parts of coal tar, 42 parts of vinylacetate, urine
4 parts of element, 58 parts of starch, 50 parts of dimethacrylate diol ester, 6 parts of high-molecular polyivnyl alcohol.
Wherein, the molecular weight of starch is 12000Da.
Copper nanoparticle particle diameter is 68 microns.
The preparation method of above-mentioned modified silicone insulating glass sealant, comprises the following steps:Step 1, raw material is weighed;Step
2, silicone, grafting agent, copper nanoparticle, ether are put into reactor, heating and melting obtains modified silicone;Step 3, poly- terephthaldehyde
Sour second diester, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethacrylate diol ester,
After high-molecular polyivnyl alcohol mixed melting, add sodium chloride and urea continues to stir to obtain the first mixture;Step 4, by silicone oil, shallow lake
Powder, coal tar are dismissed at a high speed, add modified silicone, stirring, wherein the solid oily ratio of the silicone oil, starch, coal tar is
1.5:1.
Wherein, in step 2 modified silicone porosity 72%.
Step 4 high speed dismisses speed for 1646rpm.
In embodiment 2 fluid sealant thickness of thin, expanded thickness increment is 4.5 microns under 210 DEG C of high temperature, and elongation percentage is
72%, adhesive force 7.2N/25mm, the sealant layer two sides temperature difference are 18 DEG C, water vapor transmittance 8%.
Embodiment 3
A kind of modified silicone insulating glass sealant, including the following component counted by weight:43 parts of silicone, nitrile rubber 8
Part, 8 parts of silicone oil, 4 parts of grafting agent, 3 parts of copper nanoparticle, 5 parts of ether, 83 parts of PET, polyacrylate 42
Part, 24 parts of polymethacrylates, 43 parts of plant cellulose, 54 parts of sodium chloride, 35 parts of coal tar, 46 parts of vinylacetate, urine
8 parts of element, 72 parts of starch, 57 parts of dimethacrylate diol ester, 8 parts of high-molecular polyivnyl alcohol.
Wherein, the molecular weight of starch is 15000Da.
Copper nanoparticle particle diameter is 50-80 microns.
The preparation method of above-mentioned modified silicone insulating glass sealant, comprises the following steps:Step 1, raw material is weighed;Step
2, silicone, grafting agent, copper nanoparticle, ether are put into reactor, heating and melting obtains modified silicone;Step 3, poly- terephthaldehyde
Sour second diester, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethacrylate diol ester,
After high-molecular polyivnyl alcohol mixed melting, add sodium chloride and urea continues to stir to obtain the first mixture;Step 4, by silicone oil, shallow lake
Powder, coal tar are dismissed at a high speed, add modified silicone, stirring, wherein the solid oily ratio of the silicone oil, starch, coal tar is
1-2.7:1.
Wherein, in step 2 modified silicone porosity 78%.
Step 4 high speed dismisses speed for 1846rpm.
In embodiment 3 fluid sealant thickness of thin, expanded thickness increment is 6.4 microns under 210 DEG C of high temperature, and elongation percentage is
65%, adhesive force 6.8N/25mm, the sealant layer two sides temperature difference are 12 DEG C, water vapor transmittance 10%.
Comparative example 1
A kind of modified silicone insulating glass sealant, including the following component counted by weight:40 parts of silicone, nitrile rubber 5
Part, 5 parts of silicone oil, 2 parts of grafting agent, 3 parts of copper nanoparticle, 2 parts of ether, 75 parts of PET, polyacrylate 34
Part, 18 parts of polymethacrylates, 34 parts of plant cellulose, 48 parts of sodium chloride, 32 parts of coal tar, 42 parts of vinylacetate, urine
4 parts of element, 58 parts of starch, 50 parts of dimethacrylate diol ester, 6 parts of high-molecular polyivnyl alcohol.
Wherein, the molecular weight of starch is 12000Da.
Copper nanoparticle particle diameter is 68 microns.
The preparation method of above-mentioned modified silicone insulating glass sealant, comprises the following steps:Step 1, raw material is weighed;Step
2, PET, polyacrylate, polymethacrylates, plant cellulose, vinylacetate, dimethyl propylene
After olefin(e) acid diol ester, high-molecular polyivnyl alcohol, silicone, grafting agent, copper nanoparticle, ether mixed melting, sodium chloride and urine are added
Element continues to stir to obtain the first mixture;Step 3, silicone oil, starch, coal tar are dismissed at a high speed, stirring, wherein the silicon
Oil, starch, the solid oil of coal tar are than being 1.5:1.
Wherein, step 3 high speed dismisses speed for 1646rpm.
In comparative example 1 fluid sealant thickness of thin, expanded thickness increment is 8.9 microns under 210 DEG C of high temperature, and elongation percentage is
50%, adhesive force 4.8N/25mm, the sealant layer two sides temperature difference are 4 DEG C, water vapor transmittance 14%.
It can be seen from the results above that instant component is simple, and after silicone modified processing, porosity increase, heat-insulated effect
Fruit strengthens, and the sealant sealing effect is good, and moisture transmitance is low, effectively safeguards the stability of interlayer in double glazing, extension
Service life of double glazing.
Claims (7)
1. a kind of modified silicone insulating glass sealant, it is characterised in that including the following component counted by weight:Silicone
32-43 parts, 1-8 parts of nitrile rubber, 3-8 parts of silicone oil, 1-4 parts of grafting agent, 1-3 parts of copper nanoparticle, 1-5 parts of ether gathers to benzene two
69-83 parts of formic acid second diester, 24-42 parts of polyacrylate, 14-24 parts of polymethacrylates, 23-43 parts of plant cellulose,
34-54 parts of sodium chloride, 24-35 parts of coal tar, 35-46 parts of vinylacetate, 2-8 parts of urea, 43-72 parts of starch, dimethyl propylene
43-57 parts of olefin(e) acid diol ester, 1-8 parts of high-molecular polyivnyl alcohol.
2. a kind of modified silicone insulating glass sealant according to claim 1, it is characterised in that including it is following by weight
The component of number meter:40 parts of silicone, 5 parts of nitrile rubber, 5 parts of silicone oil, 2 parts of grafting agent, 3 parts of copper nanoparticle, 2 parts of ether, poly- pair
75 parts of polyethylene terephthalate, 34 parts of polyacrylate, 18 parts of polymethacrylates, 34 parts of plant cellulose, sodium chloride 48
Part, 32 parts of coal tar, 42 parts of vinylacetate, 4 parts of urea, 58 parts of starch, 50 parts of dimethacrylate diol ester, polyphosphazene polymer
6 parts of vinyl alcohol.
3. a kind of modified silicone insulating glass sealant according to claim 1, it is characterised in that the molecular weight of starch is
10000-15000Da。
4. a kind of modified silicone insulating glass sealant according to claim 1, it is characterised in that copper nanoparticle particle diameter is
50-80 microns.
5. the preparation method based on a kind of modified silicone insulating glass sealant described in claim 1-4, it is characterised in that bag
Include following steps:Step 1, raw material is weighed;Step 2, silicone, grafting agent, copper nanoparticle, ether are put into reactor, heating
Melt to obtain modified silicone;Step 3, PET, polyacrylate, polymethacrylates, plant cellulose,
After vinylacetate, dimethacrylate diol ester, high-molecular polyivnyl alcohol mixed melting, add sodium chloride and urea continues to stir
Mix to obtain the first mixture;Step 4, silicone oil, starch, coal tar are dismissed at a high speed, adds modified silicone, stirring, wherein
The silicone oil, starch, the solid oil of coal tar are than being 1-2.7:1.
6. a kind of preparation method of modified silicone insulating glass sealant according to claim 5, it is characterised in that step
The porosity 60-78% of modified silicone in 2.
7. a kind of preparation method of modified silicone insulating glass sealant according to claim 5, it is characterised in that step
4 high speeds dismiss speed for 1240-1846rpm.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109306260A (en) * | 2018-08-31 | 2019-02-05 | 江苏京展能源科技有限公司 | Solar energy evacuated effective glazing compound of one kind and preparation method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1687288A (en) * | 2005-04-13 | 2005-10-26 | 成都硅宝科技实业有限责任公司 | Flameproofing silicone structure sealant and mfg. method thereof |
-
2017
- 2017-05-31 CN CN201710400315.9A patent/CN107057584A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1687288A (en) * | 2005-04-13 | 2005-10-26 | 成都硅宝科技实业有限责任公司 | Flameproofing silicone structure sealant and mfg. method thereof |
Non-Patent Citations (1)
Title |
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薄遵彦 等: "《新型建筑材料性能与应用 2005年新编版》", 31 August 2005, 中国环境科学出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109306260A (en) * | 2018-08-31 | 2019-02-05 | 江苏京展能源科技有限公司 | Solar energy evacuated effective glazing compound of one kind and preparation method thereof |
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