CN105440580B - Improve composition and its application of fiber-reinforced resin matrix compound material weatherability - Google Patents
Improve composition and its application of fiber-reinforced resin matrix compound material weatherability Download PDFInfo
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- CN105440580B CN105440580B CN201410397294.6A CN201410397294A CN105440580B CN 105440580 B CN105440580 B CN 105440580B CN 201410397294 A CN201410397294 A CN 201410397294A CN 105440580 B CN105440580 B CN 105440580B
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Abstract
Include compound antioxidant system and light stabilizer system the present invention provides a kind of composition improving fiber-reinforced resin matrix compound material weatherability and its application, the composition；The weight part ratio of the compound antioxidant system and the light stabilizer system is 1：0.1‑5.The weatherability of fiber-reinforced resin matrix compound material can be improved in the composition of the present invention, can effectively inhibit aging of fiber-reinforced resin matrix compound material during processing, use, prolong the service life.In addition, the composition of the present invention is liquid composition, when being added in fiber-reinforced resin matrix compound material, the processing performance of product is not influenced.
Description
Technical field
The present invention relates to compositions fields, and in particular to one kind can improve fiber-reinforced resin matrix compound material weatherability
Composition.
Background technology
Fiber-reinforced resin matrix compound material, also referred to as fiber-reinforced resin base plastics (FRP), it is with synthetic resin
(thermosetting resin and thermoplastic resin) is used as basis material, using carbon fiber, glass fibre or aramid fiber etc. as strengthening material
Material, a kind of high strength composite being combined through moulding process.Fiber-reinforced resin matrix compound material of the present invention,
Reinforcing fiber includes but not limited to carbon fiber, glass fibre and aramid fiber etc.；Resin matrix include but not limited to epoxy resin,
Unsaturated polyester resin and vinylite etc..
Fiber-reinforced resin matrix compound material has the characteristics that following some：Specific strength and specific modulus are high, and performance designs
Property and product can be integrally formed.This three major advantages sum up it may be said that：People can set according to the needs of performance
Material is counted, makes complex-shaped product one-pass molding and obtains the product of light high performance.With the progress of modern science and technology,
Fiber-reinforced resin matrix compound material answering in sports hygiene, building chemical, communications and transportation and aerospace every field
With increasingly extensive, and increasingly it is valued by people.
However, there is also some disadvantages simultaneously for fiber-reinforced resin matrix compound material, one of them is exactly in use environment
Its lower performance is easy to deteriorate.Common environmental condition includes temperature, humidity, Korrosionsmedium, ultraviolet light light radiation, load etc..
The effect of one or more environmental conditions can lead to the performance change of composite material.The performance change is mainly in environmental factor
Under the influence of, caused by matrix, fiber or fiber/matrix interface change or destroy.Such as in load, stress, dielectric corrosion
Under effect, the fiber/matrix interface of polymer matrix composite will be destroyed, and be directly resulted under composite material strength and rigidity
Drop.
Invention content
The problem of being easy to aging during processing, use in view of above-mentioned fiber-reinforced resin matrix compound material, the present invention
Purpose be to provide a kind of composition that can improve fiber-reinforced resin matrix compound material weatherability.
Technical scheme is as follows：
It is a kind of improve fiber-reinforced resin matrix compound material weatherability composition, including compound antioxidant system and light it is steady
Determine agent system；The weight part ratio of the compound antioxidant system and the light stabilizer system is 1：0.1-5；
The compound antioxidant system includes phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant；Wherein institute
The weight part ratio for stating phenolic antioxidant, the amine antioxidants and the phosphite ester kind antioxidant is 50-89：10-40：1-
10；
The light stabilizer system includes hindered amine light stabilizer and ultra-violet absorber, wherein the hindered amines light
The weight part ratio of stabilizer and the ultra-violet absorber is 10-90：90-10.
The phenolic antioxidant is one kind in 1135,1141,1520,1726 and 3012 in one of the embodiments,
Or it is several.
The amine antioxidants are 5057 in one of the embodiments,.
The phosphite ester kind antioxidant is one kind or several in TPP, TNPP and 3032 in one of the embodiments,
Kind.
The hindered amine light stabilizer is bis- (1,2,2,6,6- pentamethyl -4- piperidines in one of the embodiments,
Base) one or more of sebacate and diphenylisodecyl base ester.
The ultra-violet absorber is one kind or several in UV40, UV571 and UV1130 in one of the embodiments,
Kind.
The phenolic antioxidant, the amine antioxidants, the phosphorous acid esters antioxygen in one of the embodiments,
Agent, the hindered amine light stabilizer and the ultra-violet absorber are liquid.
The composition of the raising fiber-reinforced resin matrix compound material weatherability is liquid in one of the embodiments,
Body.
The present invention also provides the combinations of the raising fiber-reinforced resin matrix compound material weatherability of above-mentioned arbitrary technical characteristic
Application of the object in preparing fiber-reinforced resin matrix compound material.
The beneficial effects of the invention are as follows：
The weatherability of fiber-reinforced resin matrix compound material can be improved in the composition of the present invention, can effectively inhibit fiber reinforcement
Aging of polymer matrix composites during processing, use, prolongs the service life.In addition, the composition of the present invention is liquid
Composition when being added in fiber-reinforced resin matrix compound material, does not influence the processing performance of product.
Specific implementation mode
In order to make the composition that can improve fiber-reinforced resin matrix compound material weatherability and its application of the present invention
Object, technical solution and advantage are more clearly understood, and below in conjunction with specific embodiment, are carried out further specifically to the present invention
It is bright.
In order to improve the weatherability of fiber-reinforced resin matrix compound material, the present invention provides a kind of and fiber-reinforced resins
The composition that base is used cooperatively comprising compound antioxidant system and light stabilizer system；The wherein described compound antioxidant system
Weight part ratio with the light stabilizer system is 1：0.1-5, preferably 1：0.2-2；
The compound antioxidant system includes phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant；Wherein institute
The weight part ratio for stating phenolic antioxidant, the amine antioxidants and the phosphite ester kind antioxidant is 50-89：10-40：1-
10, preferably 60-75：20-30：5-10；
The light stabilizer system includes hindered amine light stabilizer and ultra-violet absorber, wherein the hindered amines light
The weight part ratio of stabilizer and the ultra-violet absorber is 10-90：90-10, preferably 50-80：20-50.
Preferably, as a kind of embodiment, during the phenolic antioxidant is 1135,1141,1520,1726 and 3012
One or more.Wherein the main component of phenolic antioxidant 1135 is that β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid is different
Octanol ester, CAS No:125643-61-0.Phenolic antioxidant 1141 also known as BASF BASF antioxidant 1141, are by 80%
The compound antioxygen body with synergistic effect of 1,076 two kinds of hindered phenol antioxygens of IRGANOX composition of CGX AO-145 and 20%
System, CAS No:134701-20-5.The chemical name of phenolic antioxidant 1520 is 2,4- bis- (n-octylthiomethylene) -6- methyl
Phenol), CAS No:110553-27-0.The chemical name of phenolic antioxidant 1726 is bis- (dodecyl the sulfidomethyl)-O- first of 4,6-
Phenol, CAS No:110675-26-8；Phenolic antioxidant 3012 is a kind of antioxidant of compounding class.
Preferably, as a kind of embodiment, the amine antioxidants are 5057.Amine antioxidants 5057 are containing fourth
The diphenylamines of base and octyl, CAS No:68411-46-1.
Preferably, as a kind of embodiment, the phosphite ester kind antioxidant is one in TPP, TNPP and 3032
Kind is several.Phosphite ester kind antioxidant TPP chemical names are triphenyl phosphite, CAS No:101-02-0.TNPP chemical names
Referred to as Wytox 312, CAS No:3050-88-2.Phosphite ester kind antioxidant 3032 is a kind of compounding class antioxygen
Agent.
Preferably, as a kind of embodiment, the hindered amine light stabilizer is bis- (1,2,2,6,6- pentamethyls-
4- piperidyls) one or more of sebacate and diphenylisodecyl base ester.
Preferably, as a kind of embodiment, the ultra-violet absorber is one in UV40, UV571 and UV1130
Kind is several.Ultra-violet absorber UV40 is a kind of light yellow transparent liquid, and effective absorption bands are：240-300nm,
This wave band almost all of 300-330nm absorbs.The chemical name of UV571 is 2- (2H- benzotriazole -2- bases) -6- (dodecanes
Base) -4- methylphenols, CAS NO：125304-04-3.UV1130 is a kind of hydroxy phenyl benzotriazole UV Absorption
Agent, CAS NO：104810-48-2.
Preferably, as a kind of embodiment, the phenolic antioxidant, the amine antioxidants, the phosphite ester
Kind antioxidant, the hindered amine light stabilizer and the ultra-violet absorber are liquid.
Preferably, as a kind of embodiment, the group of the raising fiber-reinforced resin matrix compound material weatherability
Conjunction object is liquid.
It should be noted that above-mentioned phenolic antioxidant, amine antioxidants, phosphite ester kind antioxidant, hindered amines light
Stabilizer and ultra-violet absorber are commercially available product.
Embodiment 1 prepares the composition 1 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：It is (public purchased from BASF BASF to weigh 8.0g liquid phenolic antioxidant 1135
Department), 1.5g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.5g liquid phosphite kind antioxidants TPP
(being purchased from Qingdao Lian Mei Chemical Co., Ltd.), is uniformly mixed, compound antioxidant system is made.
(2) light stabilizer system 1 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 4.5g liquid hindered amine class light stabilizers
4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 0.5g liquid ultraviolet absorbers UV40 be (purchased from the change of Guangzhou will one
Work Co., Ltd), it is uniformly mixed, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:0.5) group, is made
Close object 1.
Embodiment 2 prepares the composition 2 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system is prepared：Weigh 5.0g liquid phenolic antioxidant 1135 (be purchased from BASF BASF AG),
4.0g liquid amine antioxidants 5057 (being purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidants TPP (are purchased from
Qingdao Lian Mei Chemical Co., Ltd.), it is uniformly mixed, compound antioxidant system 2 is made.
(2) light stabilizer system is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 0.5g liquid hindered amine class light stabilizers
4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 4.5g liquid ultraviolet absorbers UV40 be (purchased from the change of Guangzhou will one
Work Co., Ltd), it is uniformly mixed, light stabilizer system 2 is made.
(3) it mixes：Compound antioxidant system 2 and light stabilizer system 2 are uniformly mixed (mass ratio 1:0.5), it is made 1 group
Close object 2.
Embodiment 3 prepares the liquid composition 3 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 3 is prepared：Weigh 5.0g liquid phenolic antioxidant 1141 (be purchased from Qi Ba CIBA companies),
4.0g liquid amine antioxidants 5057 (being purchased from BASF BASF AG) and 1.0g liquid phosphites kind antioxidant 3032 (are purchased from
One Chemical Co., Ltd. of Guangzhou will), it is uniformly mixed, compound antioxidant system 3 is made.
(2) light stabilizer system 3 is prepared：Weigh 25.0g liquid hindered amine class light stabilizer diphenylisodecyl bases
Ester (being purchased from one Chemical Co., Ltd. of Guangzhou will) and 25.0g liquid ultraviolet absorbers UV571 (being purchased from Qi Ba CIBA companies), are mixed
It closes uniformly, light stabilizer system 3 is made.
(3) it mixes：Compound antioxidant system 3 and light stabilizer system 3 are uniformly mixed (mass ratio 1:5) combination, is made
Object 3.
Embodiment 4 prepares the composition 4 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 4 is prepared：It is (public purchased from BASF BASF to weigh 7.0g liquid phenolic antioxidant 1520
Department), 2.3g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidants TNPP
(being purchased from one Chemical Co., Ltd. of Guangzhou will), is uniformly mixed, compound antioxidant system 4 is made.
(2) light stabilizer system 4 is prepared：Weigh 3.75g liquid hindered amine class light stabilizer diphenylisodecyl bases
Ester (being purchased from one Chemical Co., Ltd. of Guangzhou will) and 1.25g liquid ultraviolet absorbers UV571 (being purchased from Qi Ba CIBA companies), are mixed
It closes uniformly, light stabilizer system 4 is made.
(3) it mixes：Compound antioxidant system 4 and light stabilizer system 4 are uniformly mixed (mass ratio 1:0.5) group, is made
Close object 4.
The weight part ratio of compound antioxidant system and the light stabilizer system is 1 in the present embodiment：0.5, the phenol
The weight part ratio of kind antioxidant, the amine antioxidants and the phosphite ester kind antioxidant is 70：23：7, the hindered amine
The weight part ratio of class light stabilizer and the ultra-violet absorber is 75：25.
Embodiment 5 prepares the composition 5 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 5 is prepared：It is (public purchased from BASF BASF to weigh 6.0g liquid phenolic antioxidant 1520
Department), 3.0g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidants TNPP
(being purchased from one Chemical Co., Ltd. of Guangzhou will), is uniformly mixed, compound antioxidant system 5 is made.
(2) light stabilizer system 5 is prepared：Weigh 3.75g liquid hindered amine class light stabilizer diphenylisodecyl bases
Ester (being purchased from one Chemical Co., Ltd. of Guangzhou will) and 1.25g liquid ultraviolet absorbers UV571 (being purchased from Qi Ba CIBA companies), are mixed
It closes uniformly, light stabilizer system 5 is made.
(3) it mixes：Compound antioxidant system 5 and light stabilizer system 5 are uniformly mixed (mass ratio 1:0.5) group, is made
Close object 5.
Embodiment 6 prepares the composition 6 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 6 is prepared：It is (public purchased from BASF BASF to weigh 7.0g liquid phenolic antioxidant 1520
Department), 2.3g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidants TNPP
(being purchased from one Chemical Co., Ltd. of Guangzhou will), is uniformly mixed, compound antioxidant system 6 is made.
(2) light stabilizer system 6 is prepared：Weigh 3.0g liquid hindered amine class light stabilizer diphenylisodecyl base esters
(being purchased from one Chemical Co., Ltd. of Guangzhou will) and 2.0g liquid ultraviolet absorbers UV571 (being purchased from Qi Ba CIBA companies), mixing
Uniformly, light stabilizer system 6 is made.
(3) it mixes：Compound antioxidant system 6 and light stabilizer system 6 are uniformly mixed (mass ratio 1:0.5) group, is made
Close object 6.
Embodiment 7 prepares the composition 7 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 7 is prepared：Weigh 7.0g liquid phenolic antioxidant 1726 (be purchased from Qi Ba CIBA companies),
2.3g liquid amine antioxidants 5057 (being purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidants TNPP (are purchased from
One Chemical Co., Ltd. of Guangzhou will), it is uniformly mixed, compound antioxidant system 7 is made.
(2) light stabilizer system 7 is prepared：Weigh 10.0g liquid hindered amine class light stabilizer diphenylisodecyl bases
Ester (being purchased from one Chemical Co., Ltd. of Guangzhou will) and 10.0g liquid ultraviolet absorbers UV571 (being purchased from Qi Ba CIBA companies), are mixed
It closes uniformly, light stabilizer system 7 is made.
(3) it mixes：Compound antioxidant system 7 and light stabilizer system 7 are uniformly mixed (mass ratio 1:2) combination, is made
Object 7.
Embodiment 8 prepares the composition 8 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 8 is prepared：Weigh 8.9g liquid phenolic antioxidant 3012 (has purchased from one chemical industry of Guangzhou will
Limit company), 1.0g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.1g liquid phosphite kind antioxidants
TPP (is purchased from Qingdao Lian Mei Chemical Co., Ltd.), is uniformly mixed, compound antioxidant system 8 is made.
(2) light stabilizer system 8 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 0.5g liquid hindered amine class light stabilizers
4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 0.5g liquid ultraviolet absorber UV1130, it is uniformly mixed, it is made
Light stabilizer system 8.
(3) it mixes：Compound antioxidant system 8 and light stabilizer system 8 are uniformly mixed (mass ratio 1:0.1) group, is made
Close object 8.
Embodiment 9 prepares the composition 9 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 9 is prepared：Weigh 7.0g liquid phenolic antioxidant 3012 (has purchased from one chemical industry of Guangzhou will
Limit company), 2.3g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.7g liquid phosphite kind antioxidants
TPP (is purchased from Qingdao Lian Mei Chemical Co., Ltd.), is uniformly mixed, compound antioxidant system 9 is made.
(2) light stabilizer system 9 is prepared：Weigh bis- (five first of 1,2,2,6,6- of 15.0g liquid hindered amine class light stabilizers
Base -4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 5.0g liquid ultraviolet absorber UV1130, it is uniformly mixed,
Light stabilizer system 9 is made.
(3) it mixes：Compound antioxidant system 9 and light stabilizer system 9 are uniformly mixed (mass ratio 1:0.5) group, is made
Close object 9.
Comparative example 10
Compared with Example 9, only with single antioxidant in the present embodiment, other conditions are identical.
(1) single antioxidant 10：Weigh 10g liquid phenolic antioxidant 3012 (being purchased from one Chemical Co., Ltd. of Guangzhou will).
(2) light stabilizer system 10 is prepared：Weigh bis- (five first of 1,2,2,6,6- of 15.0g liquid hindered amine class light stabilizers
Base -4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 5.0g liquid ultraviolet absorber UV1130, it is uniformly mixed,
Light stabilizer system 10 is made.
(3) it mixes：Single antioxidant 10 and light stabilizer system 10 are uniformly mixed (mass ratio 1:0.5) combination, is made
Object 10.
Comparative example 11
Embodiment 9 is compared, and only with single light stabilizer in the present embodiment, other conditions are identical.
(1) compound antioxidant system 11 is prepared：Weigh 8.9g liquid phenolic antioxidant 3012 (has purchased from one chemical industry of Guangzhou will
Limit company), 1.0g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 0.1g liquid phosphite kind antioxidants
TPP (is purchased from Qingdao Lian Mei Chemical Co., Ltd.), is uniformly mixed, compound antioxidant system 11 is made.
(2) single light stabilizer system 11：Weigh bis- (five first of 1,2,2,6,6- of 0.5g liquid hindered amine class light stabilizers
Base -4- piperidyls) sebacate (being purchased from Qi Ba CIBA companies).
(3) it mixes：Compound antioxidant system 11 and single light stabilizer system 11 are uniformly mixed (mass ratio 1:0.5),
Composition 11 is made.
Embodiment 12 prepares the composition 12 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：It is (public purchased from BASF BASF to weigh 5.0g liquid phenolic antioxidant 1135
Department), 1.0g liquid amine antioxidants 5057 (be purchased from BASF BASF AG) and 1.0g liquid phosphite kind antioxidants TPP
(being purchased from Qingdao Lian Mei Chemical Co., Ltd.), is uniformly mixed, compound antioxidant system is made.
(2) light stabilizer system 1 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 1.0g liquid hindered amine class light stabilizers
4- piperidyls) sebacate (be purchased from Qi Ba CIBA companies) and 0.9g liquid ultraviolet absorbers UV40 be (purchased from the change of Guangzhou will one
Work Co., Ltd), it is uniformly mixed, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:0.1) group, is made
Close object 12.
Embodiment 13 prepares the composition 13 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：Weigh 6.0g liquid phenolic antioxidant 1141,4.0g liquid amine antioxidants
5057 and 0.5g liquid phosphite kind antioxidant TNPP are uniformly mixed, compound antioxidant system are made.
(2) light stabilizer system 1 is prepared：Weigh 5.0g liquid hindered amine class light stabilizer diphenylisodecyl base esters
With 5.0g liquid ultraviolet absorber UV571, it is uniformly mixed, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:0.2) group, is made
Close object 13.
Embodiment 14 prepares the composition 14 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：Weigh 7.5g liquid phenolic antioxidant 1520,2.0g liquid amine antioxidants
5057 and 0.1g liquid phosphites kind antioxidant 3032 is uniformly mixed, compound antioxidant system is made.
(2) light stabilizer system 1 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 8.0g liquid hindered amine class light stabilizers
4- piperidyls) sebacate, 1.0g liquid ultraviolet absorber UV40 and 1.0g liquid ultraviolet absorbers UV 571, mixing is equal
It is even, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:2) combination, is made
Object 14.
Embodiment 15 prepares the composition 15 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：Weigh 8.9g liquid phenolic antioxidant 1726,3.0g liquid amine antioxidants
5057,0.05g liquid phosphites kind antioxidant TNPP and liquid phosphite kind antioxidant 3032 are uniformly mixed, are made
Compound antioxidant system.
(2) light stabilizer system 1 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 1.0g liquid hindered amine class light stabilizers
4- piperidyls) sebacate, 1.0g diphenylisodecyls base ester and 1.0g liquid ultraviolet absorber UV571, mixing is
It is even, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:5) combination, is made
Object 15.
Embodiment 16 prepares the composition 16 for improving fiber-reinforced resin matrix compound material weatherability
(1) compound antioxidant system 1 is prepared：Weigh 1.1g liquid phenolic antioxidant 1135,2g liquid phenolic antioxidants
1141,2g liquid phenolic antioxidant 1520,2g liquid phenolic antioxidant 1726,1.8g liquid phenolic antioxidant 3012,4.0g liquid
Body amine antioxidants 5057,0.04g liquid phosphites kind antioxidant TPP, 0.03g liquid phosphite kind antioxidant TNPP with
And 0.03g liquid phosphites kind antioxidant 3032, it is uniformly mixed, compound antioxidant system is made.
(2) light stabilizer system 1 is prepared：Weigh bis- (the 1,2,2,6,6- pentamethyls-of 2.0g liquid hindered amine class light stabilizers
4- piperidyls) sebacate, 7.0g diphenylisodecyls base ester and 1.0g liquid ultraviolet absorber UV1130, mixing is
It is even, light stabilizer system is made.
(3) it mixes：Compound antioxidant system 1 and light stabilizer system 1 are uniformly mixed (mass ratio 1:5) combination, is made
Object 16.
The compliance test result of different liquids composition
Weigh 500g TDE85 epoxy resin (being purchased from Tianjin Jing Dong chemical composite materials Co., Ltd) and 150g diethyl
Toluenediamine (DETDA) curing agent, the composition being separately added into above-described embodiment of 20g equivalent, using composite material drawing and extruding
Moulding process is by glass fibre (be purchased from Zhongcai Sci. ＆ Tech. Co., Ltd) and epoxy resin containing weatherability liquid composition
System is corresponding to be made fiber-reinforced resin matrix compound material No. 1-No. 11 (wherein, content of glass fiber 70%), and comparison is empty
White sample is made of 500g TDE85 epoxy resin and 150g diethyl toluene diamines (DETDA) curing agent and is added without weatherability liquid
Body composition, using fiber-reinforced resin matrix compound material made of same process.
The test method of the present invention is as follows：
The tensile strength reference standard GB/T 13096.1-1991 of fiber-reinforced resin matrix compound material, bending strength ginseng
Sighting target is accurate：GB/T 13096.2-1991, shear strength reference standard：GB/T 13096.4-1991.
(1) ultraviolet ageing is tested
By GB/T 16422.3-1997 plastics laboratory light source exposure test method third portion：The regulation of fluorescent ultraviolet lamp
It is tested：Ultraviolet wavelength is 340nm, intensity 0.76W/m2, using the mode that exposes to the open air 1, composite sample spoke at 60 DEG C
According to exposure 4h, ultraviolet ageing experiment is carried out under conditions of then condensing exposure 4h alternately without irradiation at 50 DEG C, aging is sudden and violent
Dew total time is 500h.Data such as Tables 1 and 2：
Experimental result before 1 ultraviolet ageing of table
Experimental result after 2 ultraviolet ageing of table
(2) natural climate senile experiment
By GB/T 2573-2008 fiberglass reinforced plastics ageing properties test methods, detection age phase is 5 years.Data are such as
Table 3 and table 4：
Experimental result before 3 natural climate aging of table
Experimental result after 4 natural climate aging of table
Can be seen that from the above contrast test be added weatherability liquid composition of the present invention fiber-reinforced resin base it is compound
Material is no matter in the case of ultraviolet ageing, natural aging, tensile strength, and the variation degree of bending strength and shear strength is equal
Relatively low, weatherability liquid composition of the invention can significantly improve the weatherability of fiber-reinforced resin matrix compound material.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be subject to claim.
Claims (6)
1. a kind of composition improving fiber-reinforced resin matrix compound material weatherability, which is characterized in that including compound antioxidant
System and light stabilizer system；The weight part ratio of the compound antioxidant system and the light stabilizer system is 1：0.5-5；
The compound antioxidant system includes phenolic antioxidant, amine antioxidants and phosphite ester kind antioxidant；The wherein described phenol
The weight part ratio of kind antioxidant, the amine antioxidants and the phosphite ester kind antioxidant is 50-89：10-40：1-10,
The phenolic antioxidant is one or more of 1135,1141,1520,1726 and 3012, and the amine antioxidants are 5057,
The phosphite ester kind antioxidant is one or more of TPP, TNPP and 3032；
The light stabilizer system includes-light stabilizer and ultra-violet absorber, and it is steady that the light stabilizer is selected from hindered amines light
Determine it is one or more in agent and diphenylisodecyl base ester, wherein the light stabilizer and the ultra-violet absorber
Weight part ratio is 10-90：90-10.
2. composition according to claim 1, which is characterized in that the hindered amine light stabilizer be it is bis- (1,2,2,6,
6- pentamethyl -4- piperidyls) sebacate.
3. composition according to claim 1, which is characterized in that the ultra-violet absorber be UV40, UV571,
One or more of UV1130.
4. composition according to claim 1, which is characterized in that the phenolic antioxidant, the amine antioxidants, described
Phosphite ester kind antioxidant, the hindered amine light stabilizer and the ultra-violet absorber are liquid.
5. composition according to claim 1, which is characterized in that the raising fiber-reinforced resin matrix compound material is resistance to
The composition of time property is liquid.
6. prepared by the composition that Claims 1 to 5 any one of them improves fiber-reinforced resin matrix compound material weatherability
Application in fiber-reinforced resin matrix compound material.
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