CN105440580A - Fiber reinforced resin matrix composite weatherability improvement composition and application thereof - Google Patents
Fiber reinforced resin matrix composite weatherability improvement composition and application thereof Download PDFInfo
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Abstract
The present invention provides a fiber reinforced resin matrix composite weatherability improvement composition and application thereof, the composition comprises a complex antioxidant system and a light stabilizer system; and the weight ratio of the complex antioxidant system to the light stabilizer system is 1: 0.1-5. The composition can improve the fiber-reinforced resin matrix composite weatherability, can effectively inhibit the fiber reinforced resin matrix composite aging in processing and use processes, and can prolong the service life. Furthermore, the composition is a liquid composition, and when the composition is added into the fiber reinforced resin matrix composite, the product processing performance is not affected.
Description
Technical field
The present invention relates to compositions field, be specifically related to a kind of composition that can improve fiber-reinforced resin matrix compound material weathering resistance.
Background technology
Fiber-reinforced resin matrix compound material, also referred to as fiber reinforced resin based plastics (FRP), it is using synthetic resins (thermosetting resin and thermoplastic resin) as body material, using carbon fiber, glass fibre or aramid fiber etc. as strongthener, through a kind of high strength composite that moulding process is composited.Fiber-reinforced resin matrix compound material of the present invention, fortifying fibre includes but not limited to carbon fiber, glass fibre and aramid fiber etc.; Resin matrix includes but not limited to epoxy resin, unsaturated polyester resin and Vinylite etc.
Fiber-reinforced resin matrix compound material has following Some features: specific tenacity and specific modulus high, the designability of performance and product can be one-body molded.These three major advantages are summed up to get up can say: people can need designing material according to use properties, make complex-shaped product once shaped and obtain the product of light high performance.Along with the progress of modern science and technology, the application of fiber-reinforced resin matrix compound material in sports hygiene, building chemical, communications and transportation and aerospace every field is increasingly extensive, and is more and more subject to people's attention.
But simultaneously also there are some shortcomings in fiber-reinforced resin matrix compound material, one of them be exactly under environment for use its performance be easy to worsen.Common envrionment conditions comprises temperature, humidity, corrosive medium, UV-light optical radiation, load etc.The effect of one or more envrionment conditionss all can cause the performance variation of matrix material.This performance variation is mainly under the impact of environmental factors, and matrix, fiber or fiber/matrix interface change or destroy and cause.As under load, stress, dielectric corrosion effect, the fiber/matrix interface of polymer matrix composite will be destroyed, and directly cause the decline of composite material strength and rigidity.
Summary of the invention
In view of above-mentioned fiber-reinforced resin matrix compound material is easy to aging problem in processing, use procedure, the object of this invention is to provide a kind of composition that can improve fiber-reinforced resin matrix compound material weathering resistance.
Technical scheme of the present invention is as follows:
Improve a composition for fiber-reinforced resin matrix compound material weathering resistance, comprise compound antioxidant system and photostabilizer system; The ratio of weight and number of described compound antioxidant system and described photostabilizer system is 1:0.1-5;
Described compound antioxidant system comprises phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant; The ratio of weight and number of wherein said phenolic antioxidant, described amine antioxidants and described phosphite ester kind antioxidant is 50-89:10-40:1-10;
Described photostabilizer system comprises hindered amine light stabilizer and UV light absorber, and the ratio of weight and number of wherein said hindered amine light stabilizer and described UV light absorber is 10-90:90-10.
Wherein in an embodiment, described phenolic antioxidant is one or more in 1135,1141,1520,1726 and 3012.
Wherein in an embodiment, described amine antioxidants is 5057.
Wherein in an embodiment, described phosphite ester kind antioxidant is one or more in TPP, TNPP and 3032.
Wherein in an embodiment, described hindered amine light stabilizer is one or more in two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate and diphenylisodecyl base ester.
Wherein in an embodiment, described UV light absorber is one or more in UV40, UV571 and UV1130.
Wherein in an embodiment, described phenolic antioxidant, described amine antioxidants, described phosphite ester kind antioxidant, described hindered amine light stabilizer and described UV light absorber are liquid.
Wherein in an embodiment, the composition of described raising fiber-reinforced resin matrix compound material weathering resistance is liquid.
The present invention also provides the composition of the raising fiber-reinforced resin matrix compound material weathering resistance of above-mentioned any technical characteristic preparing the application in fiber-reinforced resin matrix compound material.
The invention has the beneficial effects as follows:
Composition of the present invention can improve the weathering resistance of fiber-reinforced resin matrix compound material, fiber-reinforced resin matrix compound material effectively can be suppressed processing, aging in use procedure, increase the service life.In addition, composition of the present invention is liquid composition, when adding in fiber-reinforced resin matrix compound material, does not affect the processing characteristics of product.
Embodiment
In order to make of the present invention can improve fiber-reinforced resin matrix compound material weathering resistance composition and the object of application, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, the present invention is further elaborated.
In order to improve the weathering resistance of fiber-reinforced resin matrix compound material, the invention provides a kind of and fiber reinforced resin based with the use of composition, it comprises compound antioxidant system and photostabilizer system; The ratio of weight and number of wherein said compound antioxidant system and described photostabilizer system is 1:0.1-5, is preferably 1:0.2-2;
Described compound antioxidant system comprises phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant; The ratio of weight and number of wherein said phenolic antioxidant, described amine antioxidants and described phosphite ester kind antioxidant is 50-89:10-40:1-10, is preferably 60-75:20-30:5-10;
Described photostabilizer system comprises hindered amine light stabilizer and UV light absorber, and the ratio of weight and number of wherein said hindered amine light stabilizer and described UV light absorber is 10-90:90-10, is preferably 50-80:20-50.
Preferably, as a kind of embodiment, described phenolic antioxidant is one or more in 1135,1141,1520,1726 and 3012.Wherein the main component of phenolic antioxidant 1135 is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid isooctyl alcohol ester, CASNo:125643-61-0.The compound antioxidant system with synergistic effect that IRGANOX1076 two kinds of hindered phenol antioxygens that phenolic antioxidant 1141 has another name called BASF BASF oxidation inhibitor 1141, the CGXAO-145 by 80% and 20% form, CASNo:134701-20-5.The chemical name of phenolic antioxidant 1520 is 2,4-bis-(n-octylthiomethylene)-6-methylphenol), CASNo:110553-27-0.The chemical name of phenolic antioxidant 1726 is two (dodecyl the thiomethyl)-O-cresols of 4,6-, CASNo:110675-26-8; Phenolic antioxidant 3012 is a kind of oxidation inhibitor of composite class.
Preferably, as a kind of embodiment, described amine antioxidants is 5057.Amine antioxidants 5057 is the pentanoic containing butyl and octyl group, CASNo:68411-46-1.
Preferably, as a kind of embodiment, described phosphite ester kind antioxidant is one or more in TPP, TNPP and 3032.Phosphite ester kind antioxidant TPP chemical name is triphenyl phosphite, CASNo:101-02-0.TNPP chemical name is Wytox 312, CASNo:3050-88-2.Phosphite ester kind antioxidant 3032 is a kind of composite kind antioxidants.
Preferably, as a kind of embodiment, described hindered amine light stabilizer is one or more in two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate and diphenylisodecyl base ester.
Preferably, as a kind of embodiment, described UV light absorber is one or more in UV40, UV571 and UV1130.UV light absorber UV40 is a kind of light yellow transparent liquid, and its effective absorption bands is: 240-300nm, almost all absorbs at this wave band of 300-330nm.The chemical name of UV571 is 2-(2H-benzotriazole-2-base)-6-(dodecyl)-4-methylphenol, CASNO:125304-04-3.UV1130 is a kind of hydroxy phenyl benzotriazole ultraviolet absorbers, CASNO:104810-48-2.
Preferably, as a kind of embodiment, described phenolic antioxidant, described amine antioxidants, described phosphite ester kind antioxidant, described hindered amine light stabilizer and described UV light absorber are liquid.
Preferably, as a kind of embodiment, the composition of described raising fiber-reinforced resin matrix compound material weathering resistance is liquid.
It should be noted that above-mentioned phenolic antioxidant, amine antioxidants, phosphite ester kind antioxidant, hindered amine light stabilizer and UV light absorber are commercially available product.
Embodiment 1 prepares the composition 1 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 8.0g liquified phenol kind antioxidant 1135 (purchased from BASF BASF AG), 1.5g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.5g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 4.5g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 0.5g liquid ultraviolet absorber UV40 (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:0.5), makes composition 1.
Embodiment 2 prepares the composition 2 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system is prepared: take 5.0g liquified phenol kind antioxidant 1135 (purchased from BASF BASF AG), 4.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system 2.
(2) photostabilizer system is prepared: take 0.5g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 4.5g liquid ultraviolet absorber UV40 (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make photostabilizer system 2.
(3) mix: compound antioxidant system 2 and photostabilizer system 2 are mixed (mass ratio 1:0.5), makes 1 composition 2.
Embodiment 3 prepares the liquid composition 3 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 3 is prepared: take 5.0g liquified phenol kind antioxidant 1141 (purchased from Qi Ba CIBA company), 4.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidant 3032 (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make compound antioxidant system 3.
(2) photostabilizer system 3 is prepared: take 25.0g liquid hindered amine class photostabilizer diphenylisodecyl base ester (purchased from Guangzhou will one Chemical Co., Ltd.) and 25.0g liquid ultraviolet absorber UV571 (purchased from Qi Ba CIBA company), mix, make photostabilizer system 3.
(3) mix: compound antioxidant system 3 and photostabilizer system 3 are mixed (mass ratio 1:5), makes composition 3.
Embodiment 4 prepares the composition 4 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 4 is prepared: take 7.0g liquified phenol kind antioxidant 1520 (purchased from BASF BASF AG), 2.3g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidant TNPP (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make compound antioxidant system 4.
(2) photostabilizer system 4 is prepared: take 3.75g liquid hindered amine class photostabilizer diphenylisodecyl base ester (purchased from Guangzhou will one Chemical Co., Ltd.) and 1.25g liquid ultraviolet absorber UV571 (purchased from Qi Ba CIBA company), mix, make photostabilizer system 4.
(3) mix: compound antioxidant system 4 and photostabilizer system 4 are mixed (mass ratio 1:0.5), makes composition 4.
In the present embodiment, the ratio of weight and number of compound antioxidant system and described photostabilizer system is 1:0.5, the ratio of weight and number of described phenolic antioxidant, described amine antioxidants and described phosphite ester kind antioxidant is 70:23:7, and the ratio of weight and number of described hindered amine light stabilizer and described UV light absorber is 75:25.
Embodiment 5 prepares the composition 5 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 5 is prepared: take 6.0g liquified phenol kind antioxidant 1520 (purchased from BASF BASF AG), 3.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidant TNPP (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make compound antioxidant system 5.
(2) photostabilizer system 5 is prepared: take 3.75g liquid hindered amine class photostabilizer diphenylisodecyl base ester (purchased from Guangzhou will one Chemical Co., Ltd.) and 1.25g liquid ultraviolet absorber UV571 (purchased from Qi Ba CIBA company), mix, make photostabilizer system 5.
(3) mix: compound antioxidant system 5 and photostabilizer system 5 are mixed (mass ratio 1:0.5), makes composition 5.
Embodiment 6 prepares the composition 6 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 6 is prepared: take 7.0g liquified phenol kind antioxidant 1520 (purchased from BASF BASF AG), 2.3g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidant TNPP (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make compound antioxidant system 6.
(2) photostabilizer system 6 is prepared: take 3.0g liquid hindered amine class photostabilizer diphenylisodecyl base ester (purchased from Guangzhou will one Chemical Co., Ltd.) and 2.0g liquid ultraviolet absorber UV571 (purchased from Qi Ba CIBA company), mix, make photostabilizer system 6.
(3) mix: compound antioxidant system 6 and photostabilizer system 6 are mixed (mass ratio 1:0.5), makes composition 6.
Embodiment 7 prepares the composition 7 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 7 is prepared: take 7.0g liquified phenol kind antioxidant 1726 (purchased from Qi Ba CIBA company), 2.3g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidant TNPP (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make compound antioxidant system 7.
(2) photostabilizer system 7 is prepared: take 10.0g liquid hindered amine class photostabilizer diphenylisodecyl base ester (purchased from Guangzhou will one Chemical Co., Ltd.) and 10.0g liquid ultraviolet absorber UV571 (purchased from Qi Ba CIBA company), mix, make photostabilizer system 7.
(3) mix: compound antioxidant system 7 and photostabilizer system 7 are mixed (mass ratio 1:2), makes composition 7.
Embodiment 8 prepares the composition 8 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 8 is prepared: take 8.9g liquified phenol kind antioxidant 3012 (purchased from Guangzhou will one Chemical Co., Ltd.), 1.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.1g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system 8.
(2) photostabilizer system 8 is prepared: take 0.5g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 0.5g liquid ultraviolet absorber UV1130, mix, make photostabilizer system 8.
(3) mix: compound antioxidant system 8 and photostabilizer system 8 are mixed (mass ratio 1:0.1), makes composition 8.
Embodiment 9 prepares the composition 9 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 9 is prepared: take 7.0g liquified phenol kind antioxidant 3012 (purchased from Guangzhou will one Chemical Co., Ltd.), 2.3g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system 9.
(2) photostabilizer system 9 is prepared: take 15.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 5.0g liquid ultraviolet absorber UV1130, mix, make photostabilizer system 9.
(3) mix: compound antioxidant system 9 and photostabilizer system 9 are mixed (mass ratio 1:0.5), makes composition 9.
Comparative example 10
Compared with embodiment 9, only adopt single oxidation inhibitor in the present embodiment, other conditions are identical.
(1) single oxidation inhibitor 10: take 10g liquified phenol kind antioxidant 3012 (purchased from Guangzhou will one Chemical Co., Ltd.).
(2) photostabilizer system 10 is prepared: take 15.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 5.0g liquid ultraviolet absorber UV1130, mix, make photostabilizer system 10.
(3) mix: single oxidation inhibitor 10 and photostabilizer system 10 are mixed (mass ratio 1:0.5), makes composition 10.
Comparative example 11
Embodiment 9 is compared, and only adopts single photostabilizer in the present embodiment, and other conditions are identical.
(1) compound antioxidant system 11 is prepared: take 8.9g liquified phenol kind antioxidant 3012 (purchased from Guangzhou will one Chemical Co., Ltd.), 1.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 0.1g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system 11.
(2) single photostabilizer system 11: take two (1,2,2,6, the 6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) of 0.5g liquid hindered amine class photostabilizer.
(3) mix: compound antioxidant system 11 and single photostabilizer system 11 are mixed (mass ratio 1:0.5), makes composition 11.
Embodiment 12 prepares the composition 12 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 5.0g liquified phenol kind antioxidant 1135 (purchased from BASF BASF AG), 1.0g liquid amine kind antioxidant 5057 (purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidant TPP (purchased from Qingdao Lian Mei Chemical Co., Ltd.), mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 1.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate (purchased from Qi Ba CIBA company) and 0.9g liquid ultraviolet absorber UV40 (purchased from Guangzhou will one Chemical Co., Ltd.), mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:0.1), makes composition 12.
Embodiment 13 prepares the composition 13 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 6.0g liquified phenol kind antioxidant 1141,4.0g liquid amine kind antioxidant 5057 and 0.5g liquid phosphite kind antioxidant TNPP, mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 5.0g liquid hindered amine class photostabilizer diphenylisodecyl base ester and 5.0g liquid ultraviolet absorber UV571, mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:0.2), makes composition 13.
Embodiment 14 prepares the composition 14 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 7.5g liquified phenol kind antioxidant 1520,2.0g liquid amine kind antioxidant 5057 and 0.1g liquid phosphite kind antioxidant 3032, mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 8.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate, 1.0g liquid ultraviolet absorber UV40 and 1.0g liquid ultraviolet absorber UV571, mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:2), makes composition 14.
Embodiment 15 prepares the composition 15 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 8.9g liquified phenol kind antioxidant 1726,3.0g liquid amine kind antioxidant 5057,0.05g liquid phosphite kind antioxidant TNPP and liquid phosphite kind antioxidant 3032, mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 1.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate, 1.0g diphenylisodecyl base ester and 1.0g liquid ultraviolet absorber UV571, mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:5), makes composition 15.
Embodiment 16 prepares the composition 16 improving fiber-reinforced resin matrix compound material weathering resistance
(1) compound antioxidant system 1 is prepared: take 1.1g liquified phenol kind antioxidant 1135,2g liquified phenol kind antioxidant 1141,2g liquified phenol kind antioxidant 1520,2g liquified phenol kind antioxidant 1726,1.8g liquified phenol kind antioxidant 3012,4.0g liquid amine kind antioxidant 5057,0.04g liquid phosphite kind antioxidant TPP, 0.03g liquid phosphite kind antioxidant TNPP and 0.03g liquid phosphite kind antioxidant 3032, mix, make compound antioxidant system.
(2) photostabilizer system 1 is prepared: take 2.0g liquid hindered amine class photostabilizer two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate, 7.0g diphenylisodecyl base ester and 1.0g liquid ultraviolet absorber UV1130, mix, make photostabilizer system.
(3) mix: compound antioxidant system 1 and photostabilizer system 1 are mixed (mass ratio 1:5), makes composition 16.
The compliance test result of different liqs composition
Take 500gTDE85 epoxy resin (purchased from Tianjin Jing Dong chemical composite materials company limited) and 150g diethyl toluene diamine (DETDA) solidifying agent, add the composition in above-described embodiment of 20g equivalent respectively, adopt composite material pultrusion technique by glass fibre (purchased from Zhongcai Sci. & Tech. Co., Ltd) and the epoxy-resin systems containing weathering resistance liquid composition corresponding make fiber-reinforced resin matrix compound material No. 1-No. 11 (wherein, content of glass fiber is 70%), contrast blank sample to be made by 500gTDE85 epoxy resin and 150g diethyl toluene diamine (DETDA) solidifying agent and do not added weathering resistance liquid composition, adopt the fiber-reinforced resin matrix compound material that same process is made.
Testing method of the present invention is as follows:
The tensile strength reference standard GB/T13096.1-1991 of fiber-reinforced resin matrix compound material, flexural strength reference standard: GB/T13096.2-1991, shearing resistance reference standard: GB/T13096.4-1991.
(1) ultraviolet ageing experiment
By GB/T16422.3-1997 plastics laboratory light source exposure test method the 3rd part: the regulation of fluorescent ultraviolet lamp is tested: ultraviolet wavelength is 340nm, and intensity is 0.76W/m
2, adopt and expose mode 1 to the open air, composite sample irradiation at 60 DEG C exposes 4h, and then at 50 DEG C, carry out ultraviolet ageing experiment without under the condition that hockets of irradiation condensation exposure 4h, aging exposure total time is 500h.Data are as table 1 and table 2:
Experimental result before table 1 ultraviolet ageing
Experimental result after table 2 ultraviolet ageing
(2) natural climate senile experiment
By GB/T2573-2008 glass filament reinforced plastics aging resistance test method, detection period age is 5 years.Data are as table 3 and table 4:
The aging front experimental result of table 3 natural climate
The aging rear experimental result of table 4 natural climate
As can be seen from above simultaneous test, add the fiber-reinforced resin matrix compound material of weathering resistance liquid composition of the present invention no matter when ultraviolet ageing, weather aging, its tensile strength, the intensity of variation of flexural strength and shearing resistance is all lower, and weathering resistance liquid composition of the present invention can significantly improve the weathering resistance of fiber-reinforced resin matrix compound material.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claim.
Claims (9)
1. improve a composition for fiber-reinforced resin matrix compound material weathering resistance, it is characterized in that, comprise compound antioxidant system and photostabilizer system; The ratio of weight and number of described compound antioxidant system and described photostabilizer system is 1:0.1-5;
Described compound antioxidant system comprises phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant; The ratio of weight and number of wherein said phenolic antioxidant, described amine antioxidants and described phosphite ester kind antioxidant is 50-89:10-40:1-10;
Described photostabilizer system comprises hindered amine light stabilizer and UV light absorber, and the ratio of weight and number of wherein said hindered amine light stabilizer and described UV light absorber is 10-90:90-10.
2. composition according to claim 1, is characterized in that, described phenolic antioxidant is one or more in 1135,1141,1520,1726 and 3012.
3. composition according to claim 1, is characterized in that, described amine antioxidants is 5057.
4. composition according to claim 1, is characterized in that, described phosphite ester kind antioxidant is one or more in TPP, TNPP and 3032.
5. composition according to claim 1, is characterized in that, described hindered amine light stabilizer is one or more in two (1,2,2,6,6-pentamethyl--4-piperidyl) sebate and diphenylisodecyl base ester.
6. composition according to claim 1, is characterized in that, described UV light absorber is one or more in UV40, UV571 and UV1130.
7. composition according to claim 1, is characterized in that, described phenolic antioxidant, described amine antioxidants, described phosphite ester kind antioxidant, described hindered amine light stabilizer and described UV light absorber are liquid.
8. composition according to claim 1, is characterized in that, the composition of described raising fiber-reinforced resin matrix compound material weathering resistance is liquid.
9. the composition of the raising fiber-reinforced resin matrix compound material weathering resistance described in any one of claim 1 ~ 8 is preparing the application in fiber-reinforced resin matrix compound material.
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| CN108570173A (en) * | 2017-03-14 | 2018-09-25 | 中国科学院化学研究所 | One kind providing antioxidative composition and its application for polymer |
| CN110028700A (en) * | 2018-01-12 | 2019-07-19 | 天津利安隆新材料股份有限公司 | A kind of liquid antioxidant composition for C5 Petropols |
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| CN111333909A (en) * | 2018-12-19 | 2020-06-26 | 天津利安隆新材料股份有限公司 | Application of high-carbon alcohol ester hindered phenol antioxidant in C5 petroleum resin |
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| CN106432801A (en) * | 2016-09-28 | 2017-02-22 | 上海奇克氟硅材料有限公司 | Anti-core-yellowing antioxidant composition, and preparation and application thereof |
| CN106432801B (en) * | 2016-09-28 | 2019-07-19 | 上海奇克氟硅材料有限公司 | Anti- burning core antioxidant composition and its preparation and application |
| CN108570173A (en) * | 2017-03-14 | 2018-09-25 | 中国科学院化学研究所 | One kind providing antioxidative composition and its application for polymer |
| CN108570173B (en) * | 2017-03-14 | 2020-07-14 | 中国科学院化学研究所 | Composition for providing oxidation resistance for polymer and application thereof |
| CN110028700A (en) * | 2018-01-12 | 2019-07-19 | 天津利安隆新材料股份有限公司 | A kind of liquid antioxidant composition for C5 Petropols |
| CN110028700B (en) * | 2018-01-12 | 2024-01-12 | 天津利安隆新材料股份有限公司 | Liquid antioxidant composition for C5 petroleum resin |
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| CN111333909B (en) * | 2018-12-19 | 2022-09-06 | 天津利安隆新材料股份有限公司 | Application of high-carbon alcohol ester hindered phenol antioxidant in C5 petroleum resin |
| CN114058078A (en) * | 2021-12-07 | 2022-02-18 | 江门市严恩化工科技有限公司 | Anti-aging auxiliary agent bag, preparation method and application in carbon fiber prepreg cloth |
| CN115537146A (en) * | 2022-09-27 | 2022-12-30 | 江门市严恩化工科技有限公司 | Anti-aging auxiliary agent bag, preparation method and application in epoxy electronic batch coating adhesive |
| CN115449189A (en) * | 2022-10-28 | 2022-12-09 | 唐山润峰复合材料有限公司 | Scattering weather-resistant fiber reinforced resin matrix composite material and preparation method thereof |
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