CN105111991A - High strength silane-modified polyether wall glue and preparation method therefor - Google Patents
High strength silane-modified polyether wall glue and preparation method therefor Download PDFInfo
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- CN105111991A CN105111991A CN201510511291.5A CN201510511291A CN105111991A CN 105111991 A CN105111991 A CN 105111991A CN 201510511291 A CN201510511291 A CN 201510511291A CN 105111991 A CN105111991 A CN 105111991A
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Abstract
The present invention discloses a high strength silane-modified polyether wall glue and a preparation method therefor. The silane-modified polyether sealant is one-component sealed packaged, is cured when comes into contact with moisture under the influence of a catalyst and comprises the following components: a silane-modified polyether prepolymer, reinforcing incremental powder, a thixotropic agent, a UV absorber, a light stabilizer, a dehydrating agent and an adhesion promoter. The sealant has a favorable adhesive sealing effect on various stone materials, concrete, metals, woods, tiles, rubber and glass, contains no solvents or isocyanates and produces no bubbles during curing. Without contaminating substrate surfaces, the sealant is applicable in all kinds of strong bonding fixations, joint caulking and repairing and edge sealing in decoration and fitment.
Description
Technical field
The present invention relates to the preparing technical field of building household joint sealant, be specifically related to a kind of high strength silane modified polyether walling glue and preparation method thereof.
Background technology
At present, in building household decoration industry, usually use that sealing neutral silicone resin is bonding, sealing, seam or waterproof.But, conventional sealing neutral silicone resin contains a small amount of solvent or isocyanic ester, ketoxime class or other small molecules volatile matters (VOC) can be discharged in the process causing it to solidify, and a small amount of solvent evaporates also can produce peculiar smell, to respiratory tract and skin irritant, the feature of environmental protection is poor; In addition, the sealing property of sealing neutral silicone resin and intensity also poor.
Summary of the invention
The object of this invention is to provide a kind of high strength silane modified polyether walling glue and preparation method thereof, there is the poor problem of the feature of environmental protection, sealing property and sealing intensity with the sealing neutral silicone resin solving routine building.
According to an aspect of the present invention, provide a kind of high strength silane modified polyether walling glue, described walling glue comprises by weight:
Wherein, in above-mentioned walling glue, described silane modified polyether prepolymer is silane modified polyether resin (MSPolymer).
Wherein, in above-mentioned walling glue, described fluidizer is one or more in Di Iso Decyl Phthalate (DIDP), diisononyl phthalate (DINP) and polyether glycol (PPG).
Wherein, in above-mentioned walling glue, described reinforcement increment powder is one or more in white carbon black, nano-calcium carbonate, activated Calcium carbonate.
Wherein, in above-mentioned walling glue, described whitening agent is titanium dioxide.
Wherein, in above-mentioned walling glue, described thixotropic agent be white carbon black, polymeric amide sodium one or more.
Wherein, in above-mentioned walling glue, described ultraviolet absorbers is 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole (Tinuvin326).
Wherein, in above-mentioned walling glue, described photostabilizer is two (2,2,6,6-tetramethyl--4-piperidyl) sebates (Tinuvin770).
Wherein, in above-mentioned walling glue, described dewatering agent is vinyltrimethoxy silane (KH171).
Wherein, in above-mentioned walling glue, described adhesion promoters is aminoethylaminopropyl Trimethoxy silane (KH792).
Wherein, in above-mentioned walling glue, described catalyzer is chelating tin.
Preferably, described walling glue comprises by weight:
Silane modified polyether resin 30%, polyether glycol 10%, nano-calcium carbonate 40%, activated Calcium carbonate 12%, titanium dioxide 5%, polymeric amide sodium 0.5%, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3%, two (2,2,6,6-tetramethyl--4-piperidyl) sebate 0.5%, vinyltrimethoxy silane 0.5%, aminoethylaminopropyl Trimethoxy silane 0.5%, and chelating tin 0.3%.
Preferably, described walling glue comprises by weight:
Silane modified polyether prepolymer 20%, polyether glycol 20%, nano-calcium carbonate 30%, activated Calcium carbonate 20%, titanium dioxide 5%, polymeric amide sodium 0.3%, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3%, two (2,2,6,6-tetramethyl--4-piperidyl) sebate 0.3%, vinyltrimethoxy silane 1%, aminoethylaminopropyl Trimethoxy silane 1%, and chelating tin 0.3%.
According to another aspect of the present invention, a kind of preparation method of aforementioned walling glue is provided, described preparation method comprises: by weight composition by silane modified polyether prepolymer 20 ~ 30%, fluidizer 10 ~ 30%, reinforcement increment powder 40 ~ 60%, whitening agent 3 ~ 5%, thixotropic agent 0.3 ~ 0.5%, ultraviolet absorbers 0.1 ~ 0.5% and photostabilizer 0.1 ~ 0.5% are put in power mixer, high-speed stirring makes material be warming up to 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add dewatering agent 0.5 ~ 1%, adhesion promoters 0.5 ~ 1% and catalyzer 0.1 ~ 0.5% mix, obtained paste high strength silane modified polyether walling glue.
A kind of high strength silane modified polyether walling glue of the present invention and preparation method thereof, silane is used to improve polymeric material based on polyether prepolymer, add the compositions such as multiple mould inhibitor, sterilant, photostabilizer, ultraviolet absorbers, photostabilizer dewatering agent and adhesion promoters, can react with water under catalyst action and generate high strength elastic body, and then can bonding most base material, also not containing solvent and isocyanic ester, solidification bubble-free, not contaminated substrate surface.
Walling glue initial bonding strength of the present invention is strong, and three seconds namely force-applied, and the anti-pendant excellent performance that hangs down, glue surface can be repeated bonding, japanning of can polishing, environmental protection.To all kinds of stone material, concrete, metal, timber, ceramic tile, Xiang Jiao with Tinkling-of-gems glass etc. have good adhering and sealing effect, the various strong adherence be applicable in decorations are fixed, joint filling seam, repairing edge sealing etc.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment, the present invention is described in more detail.Should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
The invention provides a kind of high strength silane modified polyether walling glue, this walling glue comprises by weight:
Wherein, silane modified polyether prepolymer is silane modified polyether resin.Fluidizer is one or more in Di Iso Decyl Phthalate, diisononyl phthalate and polyether glycol.Reinforcement increment powder is one or more in white carbon black, nano-calcium carbonate, activated Calcium carbonate.Whitening agent is titanium dioxide.Thixotropic agent be white carbon black, polymeric amide sodium one or more.Ultraviolet absorbers is 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole.Photostabilizer is two (2,2,6,6-tetramethyl--4-piperidyl) sebates.Dewatering agent is vinyltrimethoxy silane.Adhesion promoters is aminoethylaminopropyl Trimethoxy silane.Catalyzer is chelating tin.
High strength silane modified polyether walling glue of the present invention 25 DEG C, in the environment of 52% relative humidity, solidify after 7 days, hardness is 40 ~ 50ShoreA, tensile strength >=2.3Mpa, 100% modulus is 0.58Mpa, and elongation at break is 620%, and shearing resistance is 3MPa, tear strength is 7N/mm, good to aluminium, stainless steel, iron, glass cementation.
The present invention also provides a kind of preparation method of high strength silane modified polyether walling glue, and this preparation method comprises:.
By weight composition by silane modified polyether prepolymer 20 ~ 30%, fluidizer 10 ~ 30%, reinforcement increment powder 40 ~ 60%, whitening agent 3 ~ 5%, thixotropic agent 0.3 ~ 0.5%, ultraviolet absorbers 0.1 ~ 0.5% and photostabilizer 0.1 ~ 0.5% are put in power mixer, high-speed stirring makes material be warming up to 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add dewatering agent 0.5 ~ 1%, adhesion promoters 0.5 ~ 1% and catalyzer 0.1 ~ 0.5% mix, obtained paste high strength silane modified polyether walling glue.
Introduce the preferred embodiment of the preparation method of high strength silane modified polyether walling glue of the present invention below.Described embodiment is only and realizes the better of the object of the invention or preferred version, but is not construed as limiting the invention.
[the first embodiment]
By silane modified polyether prepolymer 20Kg, polyether glycol 20Kg, nano-calcium carbonate 40Kg, activated Calcium carbonate 12Kg, titanium dioxide 5Kg, polymeric amide sodium 0.3Kg, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3Kg, two (2, 2, 6, 6-tetramethyl--4-piperidyl) sebate 0.1Kg puts in power mixer, high-speed stirring makes material be warming up to 70 ~ 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add vinyltrimethoxy silane 1Kg, aminoethylaminopropyl Trimethoxy silane 1Kg and chelating tin 0.3Kg mixes, obtained paste high strength silane modified polyether walling glue, then discharging packaging.
Packaged high strength silane modified polyether walling glue is extruded, 25 DEG C, solidification after 7 days in the environment of 52% relative humidity, hardness is 40 ~ 50ShoreA, tensile strength >=2.3Mpa, 100% modulus is 0.58Mpa, and elongation at break is 620%, and shearing resistance is 3MPa, tear strength is 7N/mm, good to aluminium, stainless steel, iron, glass cementation.
[the second embodiment]
By silane modified polyether prepolymer 25Kg, polyether glycol 25Kg, nano-calcium carbonate 30Kg, activated Calcium carbonate 12Kg, titanium dioxide 5Kg, polymeric amide sodium 0.3Kg, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3Kg, two (2, 2, 6, 6-tetramethyl--4-piperidyl) sebate 0.1Kg puts in power mixer, high-speed stirring makes material be warming up to 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add vinyltrimethoxy silane 1Kg, aminoethylaminopropyl Trimethoxy silane 1Kg and chelating tin 0.3Kg mixes, obtained paste high strength silane modified polyether walling glue, then discharging packaging.
Packaged high strength silane modified polyether walling glue is extruded, 25 DEG C, solidification after 7 days in the environment of 52% relative humidity, hardness is 40 ~ 45ShoreA, tensile strength >=2.5Mpa, 100% modulus is 0.62Mpa, and elongation at break is 640%, and shearing resistance is 2.7MPa, tear strength is 6.5N/mm, good to aluminium, stainless steel, iron, glass cementation
[the 3rd embodiment]
By silane modified polyether prepolymer 30Kg, polyether glycol 20Kg, nano-calcium carbonate 23Kg, activated Calcium carbonate 20Kg, titanium dioxide 5Kg, polymeric amide sodium 0.3Kg, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3Kg, two (2, 2, 6, 6-tetramethyl--4-piperidyl) sebate 0.1Kg puts in power mixer, high-speed stirring makes material be warming up to 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add vinyltrimethoxy silane 0.5Kg, aminoethylaminopropyl Trimethoxy silane 0.5Kg and chelating tin 0.3Kg mixes, obtained paste high strength silane modified polyether walling glue, then discharging packaging.
Packaged high strength silane modified polyether walling glue is extruded, 25 DEG C, solidification after 7 days in the environment of 52% relative humidity, hardness is 40 ~ 50ShoreA, tensile strength >=2.5Mpa, 100% modulus is 0.55Mpa, and elongation at break is 550%, and shearing resistance is 2.7MPa, tear strength is 6.8N/mm, good to aluminium, stainless steel, iron, glass cementation.
[the 4th embodiment]
By silane modified polyether prepolymer 25Kg, polyether glycol 25Kg, nano-calcium carbonate 30Kg, activated Calcium carbonate 14.5Kg, titanium dioxide 3Kg, polymeric amide sodium 0.3Kg, 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3Kg, two (2, 2, 6, 6-tetramethyl--4-piperidyl) sebate 0.1Kg puts in power mixer, high-speed stirring makes material be warming up to 110 DEG C, and vacuum hydro-extraction makes moisture content be low to moderate 800ppm in 2 hours 110 DEG C time, then less than 40 DEG C are cooled to, add vinyltrimethoxy silane 0.8Kg, aminoethylaminopropyl Trimethoxy silane 0.8Kg and chelating tin 0.2Kg mixes, obtained paste high strength silane modified polyether walling glue, then discharging packaging.
Packaged high strength silane modified polyether walling glue is extruded, 25 DEG C, solidification after 7 days in the environment of 52% relative humidity, hardness is 40 ~ 50ShoreA, tensile strength >=2.5Mpa, 100% modulus is 0.65Mpa, and elongation at break is 630%, and shearing resistance is 3.2MPa, tear strength is 7.5N/mm, good to aluminium, stainless steel, iron, glass cementation.
As mentioned above, a kind of high strength silane modified polyether walling glue of the present invention and preparation method thereof, silane is used to improve polymeric material based on polyether resin material, add the compositions such as multiple mould inhibitor, sterilant, photostabilizer, ultraviolet absorbers, photostabilizer dewatering agent and adhesion promoters, can react with water under catalyst action and generate high strength elastic body, and then can bonding most base material, also not containing solvent and isocyanic ester, solidification bubble-free, not contaminated substrate surface.
Walling glue initial bonding strength of the present invention is strong, and three seconds namely force-applied, and the anti-pendant excellent performance that hangs down, glue surface can be repeated bonding, japanning of can polishing, environmental protection.To all kinds of stone material, concrete, metal, timber, ceramic tile, Xiang Jiao with Tinkling-of-gems glass etc. have good adhering and sealing effect, the various strong adherence be applicable in decorations are fixed, joint filling seam, repairing edge sealing etc.
Should be understood that, above-mentioned embodiment of the present invention only for exemplary illustration or explain principle of the present invention, and is not construed as limiting the invention.Therefore, any amendment made when without departing from the spirit and scope of the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.In addition, claims of the present invention be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.
In the above embodiments the first to embodiment the 4th:
Silane modified polyether resin is Japanese Zhong Yuan chemical company EST280
DIDP creates prosperous chemical industry for Guangzhou and provides
DINP is Exxon Mobil product
PPG is Dong great blue star company PPG3000
Nano-calcium carbonate is Malaysian bamboo plantation Neolight-sp
Activated Calcium carbonate is Dongguan Li Mao LM-2200
Titanium dioxide is the former R930 of Japanese stone
Polymeric amide sodium is France gram dish Willie CRAYVALLAC-SL
Tinuvin326 is German BASF product
Tinuvin770 is German BASF product
KH171 is military large organosilicon WD-21
KH792 is military large organosilicon WD-51
Chelating tin is Shanghai and the U-220H that is full of.
Claims (14)
1. a high strength silane modified polyether walling glue, is characterized in that, described walling glue comprises by weight:
2. walling glue according to claim 1, is characterized in that, described silane modified polyether prepolymer is silane modified polyether prepolymer.
3. walling glue according to claim 1, is characterized in that, described fluidizer is one or more in Di Iso Decyl Phthalate, diisononyl phthalate and polyether glycol.
4. walling glue according to claim 1, is characterized in that, described reinforcement increment powder is one or more in white carbon black, nano-calcium carbonate, activated Calcium carbonate.
5. walling glue according to claim 1, is characterized in that, described whitening agent is titanium dioxide.
6. walling glue according to claim 1, is characterized in that, described thixotropic agent be white carbon black, polymeric amide sodium one or more.
7. walling glue according to claim 1, is characterized in that, described UV light absorber is 2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole.
8. walling glue according to claim 1, is characterized in that, described photostabilizer is two (2,2,6,6-tetramethyl--4-piperidyl) sebates.
9. walling glue according to claim 1, is characterized in that, described dewatering agent is vinyltrimethoxy silane.
10. walling glue according to claim 1, is characterized in that, described adhesion promoters is aminoethylaminopropyl Trimethoxy silane.
11. walling glues according to claim 1, is characterized in that, described catalyzer is chelating tin.
12. walling glues according to any one of claim 1-11, it is characterized in that, described walling glue comprises by weight:
Silane modified polyether prepolymer 30%,
Polyether glycol 10%,
Nano-calcium carbonate 40%,
Activated Calcium carbonate 12%,
Titanium dioxide 5%,
Polymeric amide sodium 0.5%,
2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3%,
Two (2,2,6,6-tetramethyl--4-piperidyl) sebate 0.5%,
Vinyltrimethoxy silane 0.5%,
Aminoethylaminopropyl Trimethoxy silane 0.5%,
Chelating tin 0.3%.
13. walling glues according to any one of claim 1-11, it is characterized in that, described walling glue comprises by weight:
Silane modified polyether prepolymer 20%,
Polyether glycol 21.8%,
Nano-calcium carbonate 30%,
Activated Calcium carbonate 20%,
Titanium dioxide 5%,
Polymeric amide sodium 0.3%,
2-(the 2-hydroxyl-3-tertiary butyl-5-aminomethyl phenyl)-5-chlorinated benzotriazole 0.3%,
Two (2,2,6,6-tetramethyl--4-piperidyl) sebate 0.3%,
Vinyltrimethoxy silane 1%,
Aminoethylaminopropyl Trimethoxy silane 1%,
Chelating tin 0.3%.
The preparation method of walling glue described in 14. 1 kinds of claims 1, it is characterized in that, described preparation method comprises: by weight composition by silane modified polyether prepolymer 20 ~ 30%, fluidizer 10 ~ 30%, reinforcement increment powder 40 ~ 60%, whitening agent 3 ~ 5%, thixotropic agent 0.3 ~ 0.5%, ultraviolet absorbers 0.1 ~ 0.5% and photostabilizer 0.1 ~ 0.5% are put in power mixer, high-speed stirring makes material be warming up to 110 DEG C, vacuum hydro-extraction makes moisture content be low to moderate below 800ppm in 2 hours, then less than 40 DEG C are cooled to, add dewatering agent 0.5 ~ 1%, adhesion promoters 0.5 ~ 1% and catalyzer 0.1 ~ 0.5% mix, obtained paste high strength silane modified polyether walling glue.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106700999A (en) * | 2016-12-26 | 2017-05-24 | 广州市白云化工实业有限公司 | Heat-resistant silane-modified polyether sealant and preparation method thereof |
| CN106987223A (en) * | 2017-04-19 | 2017-07-28 | 常熟市恒信粘胶有限公司 | Polyether-modified structure sealant of high intensity and preparation method thereof |
| CN108148534A (en) * | 2017-12-28 | 2018-06-12 | 江苏卓奇新材料科技有限公司 | The silane-modified sealant of industrialized building two-component |
| CN109609053A (en) * | 2018-12-19 | 2019-04-12 | 广西华纳新材料科技有限公司 | A kind of masonry work sealant nanometer calcium carbonate and preparation method thereof |
| CN109722202A (en) * | 2019-01-18 | 2019-05-07 | 广州丽豪装饰材料有限公司 | A kind of silane modified polyether fluid sealant for construction and preparation method thereof |
| CN110527473A (en) * | 2019-09-05 | 2019-12-03 | 东莞市隆邦新材料科技有限公司 | A kind of modified silicone polyethers stone material compound adhesive and preparation method thereof |
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| CN104087226A (en) * | 2014-06-18 | 2014-10-08 | 广州新展化工新材料有限公司 | Modified polyether sealant and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106700999A (en) * | 2016-12-26 | 2017-05-24 | 广州市白云化工实业有限公司 | Heat-resistant silane-modified polyether sealant and preparation method thereof |
| CN106987223A (en) * | 2017-04-19 | 2017-07-28 | 常熟市恒信粘胶有限公司 | Polyether-modified structure sealant of high intensity and preparation method thereof |
| CN108148534A (en) * | 2017-12-28 | 2018-06-12 | 江苏卓奇新材料科技有限公司 | The silane-modified sealant of industrialized building two-component |
| CN109609053A (en) * | 2018-12-19 | 2019-04-12 | 广西华纳新材料科技有限公司 | A kind of masonry work sealant nanometer calcium carbonate and preparation method thereof |
| CN109722202A (en) * | 2019-01-18 | 2019-05-07 | 广州丽豪装饰材料有限公司 | A kind of silane modified polyether fluid sealant for construction and preparation method thereof |
| CN110527473A (en) * | 2019-09-05 | 2019-12-03 | 东莞市隆邦新材料科技有限公司 | A kind of modified silicone polyethers stone material compound adhesive and preparation method thereof |
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