CN102212326A - A kind of two-component polyurethane adhesive and its preparation method and application - Google Patents
A kind of two-component polyurethane adhesive and its preparation method and application Download PDFInfo
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- CN102212326A CN102212326A CN 201110119895 CN201110119895A CN102212326A CN 102212326 A CN102212326 A CN 102212326A CN 201110119895 CN201110119895 CN 201110119895 CN 201110119895 A CN201110119895 A CN 201110119895A CN 102212326 A CN102212326 A CN 102212326A
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- polyurethane adhesive
- mineral filler
- agent
- functionality
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- 239000000853 adhesive Substances 0.000 title claims abstract description 58
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 58
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 58
- 239000004814 polyurethane Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229920001730 Moisture cure polyurethane Polymers 0.000 claims abstract description 36
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 22
- 229920000570 polyether Polymers 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000001257 hydrogen Substances 0.000 claims abstract description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 11
- 239000004611 light stabiliser Substances 0.000 claims abstract description 11
- 239000003381 stabilizer Substances 0.000 claims abstract description 11
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 11
- 239000002318 adhesion promoter Substances 0.000 claims abstract description 9
- 239000012764 mineral filler Substances 0.000 claims description 31
- 239000004902 Softening Agent Substances 0.000 claims description 26
- 230000003647 oxidation Effects 0.000 claims description 22
- 238000007254 oxidation reaction Methods 0.000 claims description 22
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 20
- -1 bismuth carboxylate Chemical class 0.000 claims description 18
- 239000006096 absorbing agent Substances 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 16
- 239000003112 inhibitor Substances 0.000 claims description 12
- RLPSARLYTKXVSE-UHFFFAOYSA-N 1-(1,3-thiazol-5-yl)ethanamine Chemical compound CC(N)C1=CN=CS1 RLPSARLYTKXVSE-UHFFFAOYSA-N 0.000 claims description 10
- 150000002334 glycols Chemical class 0.000 claims description 10
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 10
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 8
- OEOIWYCWCDBOPA-UHFFFAOYSA-N 6-methyl-heptanoic acid Chemical compound CC(C)CCCCC(O)=O OEOIWYCWCDBOPA-UHFFFAOYSA-N 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 4
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 4
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 4
- NEHDRDVHPTWWFG-UHFFFAOYSA-N Dioctyl hexanedioate Chemical compound CCCCCCCCOC(=O)CCCCC(=O)OCCCCCCCC NEHDRDVHPTWWFG-UHFFFAOYSA-N 0.000 claims description 4
- 239000005057 Hexamethylene diisocyanate Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 4
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052797 bismuth Inorganic materials 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims description 4
- 239000011344 liquid material Substances 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 239000005058 Isophorone diisocyanate Substances 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims description 2
- 239000002250 absorbent Substances 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- DROMNWUQASBTFM-UHFFFAOYSA-N dinonyl benzene-1,2-dicarboxylate Chemical compound CCCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCCC DROMNWUQASBTFM-UHFFFAOYSA-N 0.000 claims description 2
- MCPKSFINULVDNX-UHFFFAOYSA-N drometrizole Chemical compound CC1=CC=C(O)C(N2N=C3C=CC=CC3=N2)=C1 MCPKSFINULVDNX-UHFFFAOYSA-N 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 2
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 2
- VCAFTIGPOYBOIC-UHFFFAOYSA-N phenyl dihydrogen phosphite Chemical compound OP(O)OC1=CC=CC=C1 VCAFTIGPOYBOIC-UHFFFAOYSA-N 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 2
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000004014 plasticizer Substances 0.000 abstract 3
- 239000011256 inorganic filler Substances 0.000 abstract 2
- 229910003475 inorganic filler Inorganic materials 0.000 abstract 2
- 229920005862 polyol Polymers 0.000 abstract 2
- 150000003077 polyols Chemical class 0.000 abstract 2
- 241001391944 Commicarpus scandens Species 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 230000001588 bifunctional effect Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 6
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000003679 aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to a bi-component polyurethane adhesive and a preparation method and application thereof, wherein the bi-component polyurethane adhesive comprises a component A and a component B, and the component A and the component B are mixed according to the weight ratio of 0.8-1.2: uniformly mixing the components in a mass ratio of 0.8-1.2 to obtain a bi-component polyurethane adhesive; wherein the component A comprises polyurethane prepolymer, plasticizer and inorganic filler; the polyurethane prepolymer comprises a plasticizer, bifunctional polyether polyol, trifunctional polyether polyol and diisocyanate; the component B comprises an active hydrogen curing agent, an inorganic filler, a plasticizer, a thixotropic agent, a catalyst, an ultraviolet light stabilizer, a thermal oxygen stabilizer and an organic silicon adhesion promoter; the bi-component polyurethane adhesive is applied to the bonding between the shell and the lens of the concentrating solar reflector, compared with the paving mode in the prior art, the construction is convenient, and the positions of the lens and the shell are easy to adjust; and under the condition of large temperature condition change, the lens has good flexibility, so that the lens is not easy to break.
Description
Technical field
The present invention relates to the seal gum technical field, particularly relate to a kind of bi-component polyurethane adhesive and its production and application.
Background technology
In the prior art, the mode of mating formation between concentrating solar mirror shell and the eyeglass adopts the boring rivet to fix or tacky on two sides band fixed mode usually.
Yet, adopt boring rivet rigidity to fix, change greatly in diurnal temperature, especially under the desert Environment condition, easily produce problems such as eyeglass breaks; Adopt tacky on two sides band method, eyeglass is difficult to adjust the relative position between eyeglass and the mirror shell after laying, and causes the installation and measuring focal spot not meet the demands, and is not easy to constructing operation.
Therefore, at the prior art deficiency, provide a kind of bi-component polyurethane adhesive that can be applied to bonding use between concentrating solar mirror shell and the eyeglass particularly important.
Summary of the invention
One of purpose of the present invention is to avoid weak point of the prior art and a kind of bi-component polyurethane adhesive with soft, high elongation rate, high-weatherability and thermal-oxidative aging property is provided.
Two of purpose of the present invention is to avoid weak point of the prior art and preparation method that a kind of above-mentioned bi-component polyurethane adhesive is provided.
Three of purpose of the present invention is to avoid weak point of the prior art and provides a kind of above-mentioned bi-component polyurethane adhesive is used for application bonding between concentrating solar mirror shell and the eyeglass.
For achieving the above object, the present invention adopts following technical scheme:
A kind of bi-component polyurethane adhesive, this bi-component polyurethane adhesive comprise A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 30～60 ﹪
Softening agent 10～30 ﹪
Mineral filler 20～50 ﹪;
Wherein, the described base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～30 ﹪
Two functionality polyether glycols, 20～30 ﹪
Three-functionality-degree polyether glycol 30～50 ﹪
Vulcabond 10～20 ﹪;
The B component:
Active hydrogen solidifying agent 10～30 ﹪
Mineral filler 40～60 ﹪
Softening agent 10～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪;
Wherein, the described softening agent in A, the B component is any or several combination in dioctyl phthalate (DOP), phthalic acid two different 11 esters, Dinonylphthalate, didecyl phthalate, the adipic acid dioctyl ester;
Wherein, described mineral filler in A, the B component is made up of mineral filler A and mineral filler B, described mineral filler A contains the microspheroidal mineral filler that 1～10% particle diameter is 0.3～0.5mm, and described mineral filler B is one or more in water-ground limestone, talcum powder, barium sulfate, the light calcium carbonate; Described microspheroidal mineral filler is one or more in pottery, glass, the organic resin; The purpose of adding 1～10 ﹪ particle diameter and be the mineral filler of 0.3～0.5mm is, can better control the thickness of required tackiness agent when bonding, helps simultaneously by the location between bonding object;
Wherein, the described thixotropic agent in the B component is activated organobentonite or aerosil;
Wherein, the described catalyzer in the B component is any or several combination in isocaprylic acid lead, bismuth carboxylate, isocaprylic acid zinc, titanate ester catalyzer, the organic zirconium catalyzer;
Wherein, the described UV light stabilizing agent in the B component is any or several combination among UV light absorber Tinuvin 101, UV light absorber Tinuvin 213, UV light absorber UV-327, UV light absorber UV-328, UV light absorber UV-320, Ultraviolet Absorber UV-P, ultraviolet absorbent uv-326, the UV light absorber UV-1164;
Wherein, the described thermal oxidation stabilizer in the B component is any or several combination in oxidation inhibitor 245, antioxidant 264, antioxidant 1010, oxidation inhibitor 1035, antioxidant 1076, oxidation inhibitor 1098, oxidation inhibitor 1135, oxidation inhibitor 168, the tricresyl phosphite phenylester.
A kind of bi-component polyurethane adhesive, this bi-component polyurethane adhesive comprise A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 30～45 ﹪
Softening agent 20～30 ﹪
Mineral filler 30～50 ﹪;
Wherein, the base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～25 ﹪
Two functionality polyether glycols, 20～25 ﹪
Three-functionality-degree polyether glycol 45～50 ﹪
Vulcabond 10～15 ﹪;
The B component:
Active hydrogen solidifying agent 10～25 ﹪
Mineral filler 45～60 ﹪
Softening agent 10～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪.
A kind of bi-component polyurethane adhesive, this bi-component polyurethane adhesive comprise A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 45～60 ﹪
Softening agent 10～20 ﹪
Mineral filler 20～35 ﹪;
Wherein, the base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～30 ﹪
Two functionality polyether glycols, 25～30 ﹪
Three-functionality-degree polyether glycol 30～40 ﹪
Vulcabond 15～20 ﹪;
The B component:
Active hydrogen solidifying agent 25～30 ﹪
Mineral filler 50～55 ﹪
Softening agent 15～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪.
In the technique scheme, the molecular weight of two functionality polyether glycols described in the A component in the base polyurethane prepolymer for use as is 2000～8000.
In the technique scheme, the molecular weight of the three-functionality-degree polyether glycol described in the A component in the base polyurethane prepolymer for use as is 3000～8000.
In the technique scheme, vulcabond described in the A component in the base polyurethane prepolymer for use as is diphenylmethanediisocyanate, tolylene diisocyanate, hexamethylene diisocyanate, 1, any in 4-cyclohexane vulcabond, the isophorone diisocyanate.
In the technique scheme, active hydrogen solidifying agent described in the B component comprises that molecular weight is 200～2000 difunctionality hydroxyl or amino-complex.
A kind of preparation method of bi-component polyurethane adhesive may further comprise the steps:
(1) preparation of A component: press formula ratio and incite somebody to action, base polyurethane prepolymer for use as, softening agent and mineral filler after mixing, make the A component;
Wherein, the preparation of base polyurethane prepolymer for use as in the A component: pressing formula ratio will, softening agent, two functionality polyether glycols, three-functionality-degree polyether glycol and vulcabond join in the synthesis reaction vessel, under temperature is 110 ℃, the condition of vacuum tightness greater than 0.095Mpa, dewatered 3～5 hours, the water ratio of surveying the liquid material is cooled to 60～80 ℃ then less than 300ppm, reacted 3～5 hours, and made described base polyurethane prepolymer for use as;
(2) preparation of B component: press formula ratio and incite somebody to action, active hydrogen solidifying agent, mineral filler, softening agent, thixotropic agent, catalyzer, UV light stabilizing agent, thermal oxidation stabilizer and organosilicon adhesion promoter after mixing, make the B component;
(3) mixing of A component and B component: after the above-mentioned A component that makes and B component mixed by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2, promptly get bi-component polyurethane adhesive.
In the technique scheme, the A component of bi-component polyurethane adhesive and the B component mass ratio by 1～1.2:1～1.2 is mixed.
A kind of bi-component polyurethane adhesive is used for application bonding between concentrating solar mirror shell and the eyeglass.
Beneficial effect of the present invention: bi-component polyurethane adhesive of the present invention has good kindliness, and working life is long, can adapt to utmost point low temperature environment; And the curing speed scope is adjustable, has good constructing operation; Simultaneously, weather resistance and ageing-resistant performance are good.Bi-component polyurethane adhesive of the present invention is applied to bonding use between concentrating solar mirror shell and the eyeglass, compares with the mode of mating formation of the prior art, not only easy construction is easy to adjust eyeglass and mirror shell position; And under the temperature condition variation situation greatly, have good kindliness, make that eyeglass is difficult for breaking.
Embodiment
With the following Examples the present invention is further described:
Embodiment 1
A kind of bi-component polyurethane adhesive, this tackiness agent comprise A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 1.2:1;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 30 ﹪
Didecyl phthalate 30 ﹪
Talcum powder and ceramic 40 ﹪;
Wherein, the described base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Didecyl phthalate 28 ﹪
Two functionality are gathered propyl ether polyvalent alcohol 30 ﹪
Three-functionality-degree gathers propyl ether polyvalent alcohol 30 ﹪
Hexamethylene diisocyanate 12 ﹪;
The B component:
Two functionality are gathered propyl ether polyvalent alcohol 20 ﹪
Talcum powder and ceramic 60 ﹪
Didecyl phthalate 15 ﹪
Aerosil 2.1 ﹪
Isocaprylic acid zinc 1 ﹪
UV light absorber UV-327 0.1 ﹪
Antioxidant 1010 0.8 ﹪
KH550 1﹪。
Concrete, the addition of pottery accounts for 8 ﹪ of talcum powder and ceramic total mass in the A component, and the addition of pottery accounts for 8 ﹪ of talcum powder and ceramic total mass in the B component.
Concrete, the molecular weight of the poly-propyl ether polyvalent alcohol of two functionality in the A component is 2000, the molecular weight of the poly-propyl ether polyvalent alcohol of three-functionality-degree is 3000; The molecular weight of the poly-propyl ether polyvalent alcohol of two functionality in the B component is 400.
The The performance test results of embodiment 1 such as following table 1:
The The performance test results table of table 1 embodiment 1
This shows: the bi-component polyurethane adhesive in the present embodiment 1 has length working life, flexibility is good, heatproof air aging performance good and the high characteristics of elongation.
Embodiment 2
The preparation method of the bi-component polyurethane adhesive of a kind of embodiment 1 may further comprise the steps:
(1) preparation of A component: press formula ratio and incite somebody to action, base polyurethane prepolymer for use as, didecyl phthalate and talcum powder after mixing, make the A component;
Wherein, the preparation of base polyurethane prepolymer for use as in the A component: pressing formula ratio will, didecyl phthalate, the poly-propyl ether polyvalent alcohol of two functionality, the poly-propyl ether polyvalent alcohol of three-functionality-degree and hexamethylene diisocyanate join in the synthesis reaction vessel, under temperature is 110 ℃, the condition of vacuum tightness greater than 0.095Mpa, dewatered 3 hours, the water ratio of surveying the liquid material is cooled to 65 ℃ then less than 300ppm, reacted 5 hours, and made described base polyurethane prepolymer for use as;
(2) preparation of B component: pressing formula ratio will, molecular weight is 400 the poly-propyl ether polyvalent alcohol of two functionality, talcum powder, didecyl phthalate, aerosil, isocaprylic acid zinc, UV light absorber UV-327, antioxidant 1010 and KH550, after mixing, make the B component;
(3) mixing of A component and B component: after the above-mentioned A component that makes and B component mixed by the mass ratio of 1.2:1, promptly obtain the bi-component polyurethane adhesive among the embodiment 1.
Embodiment 3
The bi-component polyurethane adhesive of embodiment 1 is applied to bonding between concentrating solar mirror shell and the eyeglass.Use bi-component polyurethane adhesive among the embodiment 1 to can be used for bonding between large-area concentrating solar mirror shell and the eyeglass, have the advantages that working life is long, flexibility is good, heatproof air aging performance is good.
Embodiment 4
A kind of bi-component polyurethane adhesive, this tackiness agent comprise A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8:1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 60 ﹪
Phthalic acid two different 11 esters, 10 ﹪
Lime carbonate and glass 30 ﹪;
Wherein, the described base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Adipic acid dioctyl ester 20 ﹪
Two functionality are gathered propyl ether polyvalent alcohol 20 ﹪
Three-functionality-degree gathers propyl ether polyvalent alcohol 50 ﹪
Diphenylmethanediisocyanate 10 ﹪;
The B component:
Two functionality are gathered propyl ether polyvalent alcohol 24 ﹪
1250 order lime carbonate and glass 50 ﹪
Didecyl phthalate 20 ﹪
Organobentonite 2 ﹪
Bismuth carboxylate 0.5 ﹪
UV light absorber Tinuvin 101 0.5 ﹪
Oxidation inhibitor 168 0.8 ﹪
Antioxidant 264 0.2 ﹪
KH-571 2﹪。
Concrete, the addition of glass accounts for 6 ﹪ of lime carbonate and glass total mass in the A component, and the addition of glass accounts for 6% of 1250 order lime carbonate and glass total mass in the B component.
Concrete, the molecular weight of the poly-propyl ether polyvalent alcohol of two functionality in the A component is 8000, the molecular weight of the poly-propyl ether polyvalent alcohol of three-functionality-degree is 8000; The molecular weight of the poly-propyl ether polyvalent alcohol of two functionality in the B component is 2000.
The The performance test results of embodiment 4 such as following table 2:
The The performance test results table of table 2 embodiment 4
This shows: the bi-component polyurethane adhesive in the present embodiment 4 has length working life, flexibility is good, heatproof air aging performance good and the high characteristics of elongation.
Embodiment 5
The preparation method of the bi-component polyurethane adhesive of a kind of embodiment 4 may further comprise the steps:
(1) preparation of A component: press formula ratio and incite somebody to action, base polyurethane prepolymer for use as, phthalic acid two different 11 esters and lime carbonate after mixing, make the A component;
Wherein, the preparation of base polyurethane prepolymer for use as in the A component: pressing formula ratio will, adipic acid dioctyl ester, the poly-propyl ether polyvalent alcohol of two functionality, the poly-propyl ether polyvalent alcohol of three-functionality-degree and diphenylmethanediisocyanate join in the synthesis reaction vessel, under temperature is 110 ℃, the condition of vacuum tightness greater than 0.095Mpa, dewatered 3 hours, the water ratio of surveying the liquid material is cooled to 80 ℃ then less than 300ppm, reacted 3 hours, and made described base polyurethane prepolymer for use as;
(2) preparation of B component: pressing formula ratio will, molecular weight is 2000 the poly-propyl ether polyvalent alcohol of two functionality, 1250 order lime carbonate, didecyl phthalate, organobentonite, bismuth carboxylate, UV light absorber Tinuvin 101, oxidation inhibitor 168, antioxidant 264 and KH-571, after mixing, make the B component;
(3) mixing of A component and B component: after the above-mentioned A component that makes and B component mixed by the mass ratio of 0.8:1.2, promptly obtain the bi-component polyurethane adhesive among the embodiment 1.
Embodiment 6
The bi-component polyurethane adhesive of embodiment 4 is applied to bonding between concentrating solar mirror shell and the eyeglass.Use bi-component polyurethane adhesive among the embodiment 4 to can be used for bonding between large-area concentrating solar mirror shell and the eyeglass, have the advantages that working life is long, flexibility is good, heatproof air aging performance is good.
Should be noted that at last; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although the present invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the essence and the scope of technical solution of the present invention.
Claims (10)
1. a bi-component polyurethane adhesive is characterized in that, this bi-component polyurethane adhesive comprises A component and B component, and A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 30～60 ﹪
Softening agent 10～30 ﹪
Mineral filler 20～50 ﹪;
Wherein, the described base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～30 ﹪
Two functionality polyether glycols, 20～30 ﹪
Three-functionality-degree polyether glycol 30～50 ﹪
Vulcabond 10～20 ﹪;
The B component:
Active hydrogen solidifying agent 10～30 ﹪
Mineral filler 40～60 ﹪
Softening agent 10～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪;
Wherein, the described softening agent in A, the B component is any or several combination in dioctyl phthalate (DOP), phthalic acid two different 11 esters, Dinonylphthalate, didecyl phthalate, the adipic acid dioctyl ester;
Wherein, described mineral filler in A, the B component is made up of mineral filler A and mineral filler B, described mineral filler A contains the microspheroidal mineral filler that 1～10% particle diameter is 0.3～0.5mm, and described mineral filler B is one or more in water-ground limestone, talcum powder, barium sulfate, the light calcium carbonate; Described microspheroidal mineral filler is one or more in pottery, glass, the organic resin;
Wherein, the described thixotropic agent in the B component is activated organobentonite or aerosil;
Wherein, the described catalyzer in the B component is any or several combination in isocaprylic acid lead, bismuth carboxylate, isocaprylic acid zinc, titanate ester catalyzer, the organic zirconium catalyzer;
Wherein, the described UV light stabilizing agent in the B component is any or several combination among UV light absorber Tinuvin 101, UV light absorber Tinuvin 213, UV light absorber UV-327, UV light absorber UV-328, UV light absorber UV-320, Ultraviolet Absorber UV-P, ultraviolet absorbent uv-326, the UV light absorber UV-1164;
Wherein, the described thermal oxidation stabilizer in the B component is any or several combination in oxidation inhibitor 245, antioxidant 264, antioxidant 1010, oxidation inhibitor 1035, antioxidant 1076, oxidation inhibitor 1098, oxidation inhibitor 1135, oxidation inhibitor 168, the tricresyl phosphite phenylester.
2. a kind of bi-component polyurethane adhesive according to claim 1, it is characterized in that: this bi-component polyurethane adhesive comprises A component and B component, A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2;
A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 30～45 ﹪
Softening agent 20～30 ﹪
Mineral filler 30～50 ﹪;
Wherein, the base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～25 ﹪
Two functionality polyether glycols, 20～25 ﹪
Three-functionality-degree polyether glycol 45～50 ﹪
Vulcabond 10～15 ﹪;
The B component:
Active hydrogen solidifying agent 10～25 ﹪
Mineral filler 45～60 ﹪
Softening agent 10～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪.
3. a kind of bi-component polyurethane adhesive according to claim 1, it is characterized in that: this bi-component polyurethane adhesive comprises A component and B component, A component and B component promptly get bi-component polyurethane adhesive after mixing by the mass ratio of 0.8 ~ 1.2:0.8 ~ 1.2; A, B component are made up of the raw material of following mass percent:
The A component:
Base polyurethane prepolymer for use as 45～60 ﹪
Softening agent 10～20 ﹪
Mineral filler 20～35 ﹪;
Wherein, the base polyurethane prepolymer for use as in the A component is made up of the raw material of following mass percent:
Softening agent 20～30 ﹪
Two functionality polyether glycols, 25～30 ﹪
Three-functionality-degree polyether glycol 30～40 ﹪
Vulcabond 15～20 ﹪;
The B component:
Active hydrogen solidifying agent 25～30 ﹪
Mineral filler 50～55 ﹪
Softening agent 15～20 ﹪
Thixotropic agent 0.5～3.5 ﹪
Catalyzer 0.01～1 ﹪
UV light stabilizing agent 0.1～0.5 ﹪
Thermal oxidation stabilizer 0.1～2 ﹪
Organosilicon adhesion promoter 1～3 ﹪.
4. a kind of bi-component polyurethane adhesive according to claim 1 is characterized in that: the molecular weight of two functionality polyether glycols described in the A component in the base polyurethane prepolymer for use as is 2000～8000.
5. a kind of bi-component polyurethane adhesive according to claim 1 is characterized in that: the molecular weight of the three-functionality-degree polyether glycol described in the A component in the base polyurethane prepolymer for use as is 3000～8000.
6. a kind of bi-component polyurethane adhesive according to claim 1, it is characterized in that: the vulcabond described in the A component in the base polyurethane prepolymer for use as is diphenylmethanediisocyanate, tolylene diisocyanate, hexamethylene diisocyanate, 1, any in 4-cyclohexane vulcabond, the isophorone diisocyanate.
7. a kind of bi-component polyurethane adhesive according to claim 1 is characterized in that, active hydrogen solidifying agent described in the B component comprises that molecular weight is 200～2000 difunctionality hydroxyl or amino-complex.
8. the preparation method of any described a kind of bi-component polyurethane adhesive of claim 1-7 is characterized in that, may further comprise the steps:
(1) preparation of A component: press formula ratio and incite somebody to action, base polyurethane prepolymer for use as, softening agent and mineral filler after mixing, make the A component;
Wherein, the preparation of base polyurethane prepolymer for use as in the A component: pressing formula ratio will, softening agent, two functionality polyether glycols, three-functionality-degree polyether glycol and vulcabond join in the synthesis reaction vessel, under temperature is 110 ℃, the condition of vacuum tightness greater than 0.095Mpa, dewatered 3～5 hours, the water ratio of surveying the liquid material is cooled to 60～80 ℃ then less than 300ppm, reacted 3～5 hours, and made described base polyurethane prepolymer for use as;
(2) preparation of B component: press formula ratio and incite somebody to action, active hydrogen solidifying agent, mineral filler, softening agent, thixotropic agent, catalyzer, UV light stabilizing agent, thermal oxidation stabilizer and organosilicon adhesion promoter after mixing, make the B component;
(3) mixing of A component and B component: after the above-mentioned A component that makes and B component mixed by the mass ratio of 0.8～1.2:0.8～1.2, promptly get bi-component polyurethane adhesive.
9. the preparation method of a kind of bi-component polyurethane adhesive according to claim 8 is characterized in that: the A component of bi-component polyurethane adhesive and the B component mass ratio by 1 ~ 1.2:1 ~ 1.2 is mixed.
10. any described a kind of bi-component polyurethane adhesive of claim 1-7 is used for application bonding between concentrating solar mirror shell and the eyeglass.
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Application publication date: 20111012 |