CN108587452A - A kind of fluid sealant primary coat liquid and the preparation method and application thereof - Google Patents
A kind of fluid sealant primary coat liquid and the preparation method and application thereof Download PDFInfo
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- CN108587452A CN108587452A CN201810511546.1A CN201810511546A CN108587452A CN 108587452 A CN108587452 A CN 108587452A CN 201810511546 A CN201810511546 A CN 201810511546A CN 108587452 A CN108587452 A CN 108587452A
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- Prior art keywords
- fluid sealant
- primary coat
- coat liquid
- coupling agent
- parts
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Sealing Material Composition (AREA)
Abstract
The present invention provides a kind of fluid sealant primary coat liquid and the preparation method and application thereof.The fluid sealant includes the following component calculated according to the mass fraction with primary coat liquid：45 ~ 75 parts of silane low polymer, 0 ~ 10 part of silicones, 19 ~ 51 parts of solvent, 5 ~ 10 parts of graphene oxide, 0.5 ~ 1.0 part of deicer, 0.2 ~ 1.0 part of amino silicane coupling agent, 2.0 ~ 5.0 parts of epoxy silane coupling agent, 0.01 ~ 0.1 part of catalyst.Fluid sealant of the present invention has fine and close cross-linked structure with primary coat liquid, its reactivity is high, film forming is fast, it can quickly surface drying, solidification crosslinking form a film, it can significantly improve the surface energy of base material, improve adhesive property, water resistance, high temperature resistance of the fluid sealant with coagulation great soil group construction material, can be widely applied to the auxiliary bonding of all kinds of building sealants.
Description
Technical field
The present invention relates to fluid sealant/adhesive fields, more particularly, to a kind of fluid sealant primary coat liquid and its preparation side
Method and application.
Background technology
The requirement that supply side structural reform and novel Urbanization Progress are promoted according to country, greatly develops concrete, steel
The assembled architecture of structure etc. has development energy conservation and environmental protection NPD projects, improves building safety is horizontal, pushes neutralizing superfluous production capacity etc.
The benefits of achieving many things at one stroke.With the development of assembled architecture industry, more and more buildings use flexible fabricated building structure, greatly
The building component of amount is machined by Workshop Production, and scene only needs prefabricated house component to assemble up.Due to assembly
The design requirement and Material shrinkage and manufacturing deficiency of formula architectural prefab itself, cause building joint inevitable.Therefore,
In order to play better seal effect, need to carry out secondary seal using building joint fluid sealant.But due to concrete,
The construction materials such as autoclaved lightweight concrete (ALC) plank are mostly inorganic non-active material, and surface energy is relatively low, and adhesive property is poor.
The long-term soaked fluid sealant that will appear is inharmonious, in addition be completely exfoliated, seal failure the case where.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of fluid sealant primary coat liquid.The fluid sealant
Have the characteristics that quick surface drying and film-forming with primary coat liquid, coagulation great soil group construction material is made with good auxiliary bonding
With, and water resistance is excellent, volatilization without benzene series solvent, and it is environmentally friendly.
It is a further object to provide the fluid sealant preparation methods of primary coat liquid.
It is a further object to provide the fluid sealant applications of primary coat liquid.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of fluid sealant primary coat liquid, including the following component calculated according to the mass fraction：
Preferably, the silicones is methyl silicon resin, phenyl polysiloxane, one kind in methyl phenyl silicone resin or more
Kind.
Preferably, the solvent is one or more in methyl acetate, ethyl acetate, butyl acetate.
Preferably, the deicer is in trimethyl orthoformate, trimethyl orthoacetate, triethly orthoacetate, chloroacetic chloride
It is one or more.
Preferably, the amino silicane coupling agent is N- β-(aminoethyl)-γ-aminopropyltrimethoxysilane, γ-ammonia third
It is one or more in base trimethoxy silane, double-(γ-triethoxysilane propyl) amine.
Preferably, the epoxy silane coupling agent is β-(3,4 epoxycyclohexyl) ethyl trimethoxy silane, γ-shrink
It is one or more in glycerine ether oxygen propyl triethoxysilane, epoxy silane oligomer.
Preferably, the catalyst is two (dodecylthio) dibutyl tins, biacetyl with highly active catalytic ability
It is one or more in acetonyl dibutyl tin.
The preparation method of fluid sealant primary coat liquid of the present invention includes the following steps：
S1. silane low polymer, silicones, solvent, graphene oxide, deicer are added in reaction kettle according to the ratio,
Under the atmosphere of inert gas and/or dry air, stirring is stood later；
S2. amino silicane coupling agent and epoxy silane coupling agent are added in reaction kettle, in inert gas and/or are done
Under the atmosphere of dry air, stirring；
S3. catalyst is added in reaction kettle, under the atmosphere of inert gas and/or dry air, after stirring, sealing
Discharging, filling with inert gas protection.
Further, the stirring mentioned in above-mentioned steps, the time of the stirring depending on actual conditions, generally
The time on ground, stirring is 10~20 minutes.Further, in the step S1, described stand is 1~3 hour, and preferably 2 is small
When.
Fluid sealant of the present invention also should be within the scope of the present invention with the application of primary coat liquid in the field of construction.
Further, the application is application of the fluid sealant primary coat liquid in building joint sealing.
Further, application of the fluid sealant with primary coat liquid in improving coagulation great soil group building material surface energy.It is described
Coagulation great soil group construction material is concrete, autoclaved lightweight concrete etc..
The application of the combination of primary coat liquid and fluid sealant of the present invention in the field of construction also should be in the protection of the present invention
In range.Preferably, the fluid sealant, including but not limited to, silane modified polyether seal glue, silicane-modified polyurethane sealing
Glue.
Fluid sealant of the present invention has fine and close cross-linked structure with primary coat liquid, and reactivity is high, film forming is fast, can be fast
Fast surface drying, solidification crosslinking film forming, can significantly improve the surface energy of base material, and improvement fluid sealant is viscous with coagulation great soil group construction material
Performance, water resistance, high temperature resistance are connect, the auxiliary bonding of all kinds of building sealants is can be widely applied to.
Specific implementation mode
By following specific examples, present invention be described in more detail, it should be understood that specific implementation described herein
Example is only used for explaining the present invention, is not intended to limit the present invention, can carry out various change in the range of right of the present invention limits
Become.
Involved raw material are commercially available in following embodiment, and equipment used and technique are this technologies
Known to the technical staff in field.
The raw materials used model of following embodiment and supplier are as follows：
Silicones：Methyl silicon resin, methyl phenyl silicone resin, Jinan Gui Ke new materials Co., Ltd.
Solvent：Ethyl acetate, butyl acetate, Suzhou Cologne Chemical Co., Ltd..
Deicer：Trimethyl orthoformate, trimethyl orthoacetate, the intelligent auxiliary chemicals Co., Ltd of Huangshan Bath.
Amino silicane coupling agent：N- β-(aminoethyl)-γ-aminopropyltrimethoxysilane, γ-aminopropyl trimethoxy silicon
Alkane, double-(γ-triethoxysilane propyl) amine, it is commercially available.
Epoxy silane coupling agent：β-(3,4 epoxycyclohexyl) ethyl trimethoxy silane, γ-glycidyl ether oxygen propyl
Triethoxysilane, epoxy silane oligomer, it is commercially available.
Catalyst：Two (dodecyl sulphur) dibutyl tins, Xin Dian chemical materials (Shanghai) Co., Ltd.；Bis-acetylacetonate base
Dibutyl tin, Rui Ding chemical technologies (Shanghai) Co., Ltd..
Embodiment 1
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid：
The raw material composition and mass parts of fluid sealant primary coat liquid in 1 embodiment 1 of table
The preparation method of fluid sealant primary coat liquid includes the following steps：
S1. silane low polymer, silicones, solvent, graphene oxide, deicer are added to reaction kettle by the proportioning of upper table
It is interior, it under the protection of nitrogen, stirs 10~20 minutes, stops stirring, 2 hours are stood under the protection of nitrogen；
S2. amino silicane coupling agent and epoxy silane coupling agent are added in reaction kettle after, under the protection of nitrogen,
Stirring 10~20 minutes；
S3. finally catalyst is added in reaction kettle, under the protection of nitrogen, stirring 10~after twenty minutes, it seals
Material, nitrogen charging gas shielded.
Embodiment 2
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid：
The raw material composition and mass parts of fluid sealant primary coat liquid in 2 embodiment 2 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Embodiment 3
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid：
The raw material composition and mass parts of fluid sealant primary coat liquid in 3 embodiment 3 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Embodiment 4
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid：
The raw material composition and mass parts of fluid sealant primary coat liquid in 4 embodiment 4 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Embodiment 5
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid, with embodiment 3
The difference is that not using silicones：
The raw material composition and mass parts of fluid sealant primary coat liquid in 5 embodiment 5 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Embodiment 6
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid, with embodiment 3
The difference is that the dosage of amino silicane coupling agent and epoxy silane coupling agent：
The raw material composition and mass parts of fluid sealant primary coat liquid in 6 embodiment 6 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Embodiment 7
The fluid sealant of the present embodiment uses component and dosage (mass parts) as shown in the table with primary coat liquid, with embodiment 3
The difference is that the dosage of amino silicane coupling agent and epoxy silane coupling agent：
The raw material composition and mass parts of fluid sealant primary coat liquid in 7 embodiment 7 of table
The fluid sealant of the present embodiment is same as Example 1 with the preparation method of primary coat liquid.
Performance test
The fluid sealant that above-described embodiment is prepared is brushed in cement pre-fabricated panel upper surface respectively with primary coat liquid, tests table
Dry film formation time.Surface drying applies silane modified polyether MS fluid sealants after twenty minutes, using the cement pre-fabricated panel of bottomless masking liquid as pair
As usual.It after solidification, is conserved 28 days under standard conditions (23 ± 2 DEG C of temperature, humidity 50 ± 5%), it is pre- to randomly select gained cement
Making sheet carries out peel test.
In addition, randomly selecting gained cement pre-fabricated panel again, room temperature immersion 4 days is carried out respectively, room temperature soaks 7 days, 50 DEG C and soaks
Water soaks 7 days for 4 days, 50 DEG C, carries out peel test later.
The bond failure situation between the adhesive tape pulled open and cement pre-fabricated panel is observed, according to cohesional failure bond area come really
Surely it is bonded percentage, test result is as follows shown in table：
8 each embodiment primary coat liquid the performance test results of table
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement etc., should be included in the claims in the present invention made by within the spirit and principle of invention
Protection domain within.
Claims (9)
1. a kind of fluid sealant primary coat liquid, which is characterized in that including the following component calculated according to the mass fraction：
45 ~ 75 parts of silane low polymer；
0 ~ 10 part of silicones；
19 ~ 51 parts of solvent；
5 ~ 10 parts of graphene oxide；
0.5 ~ 1.0 part of deicer；
0.2 ~ 1.0 part of amino silicane coupling agent；
2.0 ~ 5.0 parts of epoxy silane coupling agent；
0.01 ~ 0.1 part of catalyst.
2. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the silicones is methyl silicon resin, benzene
It is one or more in base silicones, methyl phenyl silicone resin.
3. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the solvent is methyl acetate, acetic acid second
It is one or more in ester, butyl acetate.
4. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the deicer be trimethyl orthoformate,
It is one or more in trimethyl orthoacetate, triethly orthoacetate, chloroacetic chloride.
5. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the amino silicane coupling agent is N- β-
（Aminoethyl）γ-aminopropyltrimethoxysilane, γ-aminopropyltrimethoxysilane, it is double-（γ-triethoxysilane propyl）
It is one or more in amine.
6. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the epoxy silane coupling agent is β-（3,4
Epoxycyclohexyl）In ethyl trimethoxy silane, γ-glycidoxypropyltrietandysilane andysilane, epoxy silane oligomer
It is one or more.
7. fluid sealant according to claim 1 primary coat liquid, which is characterized in that the catalyst is two（Dodecylthio）
It is one or more in dibutyl tin, bis-acetylacetonate base dibutyl tin.
8. the preparation method of any one of the claim 1 ~ 7 fluid sealant primary coat liquid, which is characterized in that include the following steps：
S1. silane low polymer, silicones, solvent, graphene oxide, deicer are added in reaction kettle according to the ratio, in inertia
Under the atmosphere of gas and/or dry air, stood after stirring；
S2. amino silicane coupling agent and epoxy silane coupling agent are added in reaction kettle, in inert gas and/or dry sky
Under the atmosphere of gas, stirring；
S3. catalyst is added in reaction kettle, under the atmosphere of inert gas and/or dry air, is sealed after stirring
Material, filling with inert gas protection.
9. application of any one of claim 1 ~ 7 fluid sealant with primary coat liquid in the field of construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810511546.1A CN108587452A (en) | 2018-05-24 | 2018-05-24 | A kind of fluid sealant primary coat liquid and the preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810511546.1A CN108587452A (en) | 2018-05-24 | 2018-05-24 | A kind of fluid sealant primary coat liquid and the preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108587452A true CN108587452A (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810511546.1A Withdrawn CN108587452A (en) | 2018-05-24 | 2018-05-24 | A kind of fluid sealant primary coat liquid and the preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112048233A (en) * | 2020-09-11 | 2020-12-08 | 广州市白云化工实业有限公司 | Primer coating liquid for sealant and preparation method thereof |
| CN115123456A (en) * | 2022-07-12 | 2022-09-30 | 广东凯力船艇股份有限公司 | Method for installing underwater observation window |
-
2018
- 2018-05-24 CN CN201810511546.1A patent/CN108587452A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112048233A (en) * | 2020-09-11 | 2020-12-08 | 广州市白云化工实业有限公司 | Primer coating liquid for sealant and preparation method thereof |
| CN115123456A (en) * | 2022-07-12 | 2022-09-30 | 广东凯力船艇股份有限公司 | Method for installing underwater observation window |
| CN115123456B (en) * | 2022-07-12 | 2024-04-05 | 广东凯力船艇股份有限公司 | Installation method of underwater sightseeing window |
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Application publication date: 20180928 |