CN109535550A - A kind of watermeter shell antibiotic aging-resistant PP composite material - Google Patents
A kind of watermeter shell antibiotic aging-resistant PP composite material Download PDFInfo
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- CN109535550A CN109535550A CN201811287458.4A CN201811287458A CN109535550A CN 109535550 A CN109535550 A CN 109535550A CN 201811287458 A CN201811287458 A CN 201811287458A CN 109535550 A CN109535550 A CN 109535550A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of watermeter shell antibiotic aging-resistant PP composite material, raw material includes: 100 parts of polypropylene, 10-20 parts of POE, 2-4 parts of ultra-high molecular weight polyethylene, 3-5 parts of polycarbonate, 1-5 parts of nano-titanium dioxide, 3-8 parts of nano zine oxide, 2-5 parts of glass fibre, 2-5 parts of quartz sand, 3-8.5 parts of ultra micro bamboo charcoal, 1-5 parts of talcum powder, 2-7 parts of wollastonite, 0.05-0.15 parts of UV resistant agent, 0.1-0.2 parts of antioxidant, 0.5-1.2 parts of itaconic acid, 0.1-0.38 parts of cumyl peroxide, 0.1-0.38 parts of cinnamic acid by weight.Watermeter shell proposed by the present invention antibiotic aging-resistant PP composite material, intensity is high, and good impact resistance, antibiotic property and ageing-resistant performance are excellent.
Description
Technical field
The present invention relates to field of instrumentation technology more particularly to a kind of watermeter shell antibiotic aging-resistant polypropylene composite materials materials
Material.
Background technique
Polypropylene (PP) is one of widely used plastic product, with heat-resisting, corrosion-resistant, density is small, easy processing etc.
Advantage, has been widely used in the multiple fields such as auto industry, household electrical appliance, food packaging, building decoration at present, but poly- third
Alkene is more easy to aging, and antibiotic property itself is poor, and the water meter for using it to make as sheathing material is regional in south China in use, long-term
The surface Yi Qi growth bacterium, generation moss etc. are influenced by high temperature and moisture to pollute, and shorten the service life of water meter.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of watermeter shell antibiotic aging-resistant polypropylene
Composite material, intensity is high, and good impact resistance, antibiotic property and ageing-resistant performance are excellent.
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
It includes: 100 parts of polypropylene, 10-20 parts of POE, 2-4 parts of ultra-high molecular weight polyethylene, 3-5 parts of polycarbonate, nano-titanium dioxide 1-
5 parts, 3-8 parts of nano zine oxide, 2-5 parts of glass fibre, 2-5 parts of quartz sand, 3-8.5 parts of ultra micro bamboo charcoal, 1-5 parts of talcum powder, silicon
2-7 parts of lime stone, 0.05-0.15 parts of UV resistant agent, 0.1-0.2 parts of antioxidant, 0.5-1.2 parts of itaconic acid, peroxidating diisopropyl
0.1-0.38 parts of benzene, 0.1-0.38 parts of cinnamic acid.
Preferably, the polypropylene is the mixture of copolymer polypropylene and homopolypropylene, and copolymer polypropylene and homopolymerization
Polyacrylic weight ratio is 3-8:35-55.
Preferably, the nano zine oxide is modified nano zinc oxide；The modified nano zinc oxide is according to following technique
It is prepared: antioxidant GM and triethylamine being added in dimethyl sulfoxide and are uniformly mixed, is warming up to 48-60 under the protection of nitrogen
DEG C, 4- mercaptobenzoic acid is added, is stirred to react 10-15h, is added to the water after reaction, be filtered, washed, dry after stirring
To material A；Material A and 5- amino -1,10- Phen are added to absolute ethanol, are warming up to 50-60 DEG C, hydroxide is added
Sodium water solution stirs 150-240min, the ethanol solution of cerous nitrate is added, is stirred to react 100-300min, reaction terminates
After be filtered, washed, be dried to obtain material B；Material B and nano zine oxide are added in open mill, in 55-65 DEG C of mixing 80-
150min obtains the modified nano zinc oxide.
Preferably, in the preparation process of modified nano zinc oxide, the molar ratio of antioxidant GM, 4- mercaptobenzoic acid is 1:
1-1.2；Material A, 5- amino -1,10- Phen, cerous nitrate molar ratio be 1:1:0.5-2；Material B, nano zine oxide
Weight ratio is 8-11:100.
Preferably, the average grain diameter of the ultra micro bamboo charcoal is 10-25 microns.
Preferably, the UV resistant agent is the mixture of ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770,
And the weight ratio of ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770 are 5-13:1-4.
Preferably, the antioxidant is antioxidant B225.
Watermeter shell antibiotic aging-resistant PP composite material of the present invention can be according to conventional polypropylene composite materials
Material preparation process is prepared.
Watermeter shell of the present invention antibiotic aging-resistant PP composite material joined super high molecular weight in raw material
Polyethylene, overlength strand form network structure in the base, cooperate with polypropylene, POE and polycarbonate, play collaboration
Effect improves the impact property of composite material while keeping composite material tensile strength and rigidity, while improving it
Processing fluidity and deformability improve the heat-resisting low temperature resistant and resistance to ag(e)ing of composite material；System is added in ultra micro bamboo charcoal
In, through the molecules induction force such as physics snap close mode and Van der Waals force in conjunction with matrix, polymer molecular chain is by ultra micro bamboo charcoal
The raised structures on surface are wound, while having been diffused into the hole of ultra micro bamboo charcoal, and stable physics lock is formd
Effect cooperates with nano-titanium dioxide, nano zine oxide, glass fibre, quartz sand, talcum powder, wollastonite, improves composite wood
The tensile strength and bending strength of material have been formed simultaneously stable out-phase nucleus structure, have promoted the crystallization of composite material, improve
The processing performance of system；In itaconic acid addition system, under the action of cumyl peroxide, with the part poly- third in system
Alkene is reacted, and compatilizer itaconic acid grafted polypropylene has been obtained, and is improved the compatibility of system, is reduced composite material
Fissipation factor keeps the compatibility of system best, and the mechanical property of composite material is best；The preparation process of modified nano zinc oxide
In, first using antioxidant GM and 4- mercaptobenzoic acid as raw material, under the action of triethylamine, make the double bond and 4- in antioxidant GM
Sulfydryl in mercaptobenzoic acid is reacted, and the two is combined as a whole, and has obtained the material A of Sulfide-containing Hindered and carboxyl, later
It is that containing n-donor ligand makes cerium and object using cerous nitrate as metal salt with 5- amino -1,10- Phen using material A as oxygen-containing ligands
Material A in oxygen and 5- amino -1,10- Phen in nitrogen complexation reaction has occurred, obtained material B, with material B with receive
After rice zinc oxide mixes in open mill, makes to exist simultaneously hydrogen bond and coordinate bond between the two, obtained modified nano zinc oxide, it will
In its addition system, it is uniformly dispersed in system, it is strong with the binding force of matrix, on the one hand, nano zine oxide therein and nanometer
Titanium dioxide, cinnamic acid cooperation assign the excellent antibiotic property of composite material and on the other hand introduce hindered phenol while generating
Thioether and rare earth compounding, wherein cerium ion and ligand form firm Ce-O key, and thermal stability is good, while sky therein
Track can form the stable rare earth compound of chemical property in conjunction with oxygen radical, to terminate the reaction of polymer, assist
The heatproof air aging performance of composite material is enhanced with hindered phenol and thioether antioxidant groups, is matched with UV resistant agent, antioxidant
It closes, has delayed polyacrylic degradation, improved the heat resistance and resistance to ag(e)ing of composite material.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
It includes: 100 parts of polypropylene, 20 parts of POE, 2 parts of ultra-high molecular weight polyethylene, 5 parts of polycarbonate, nano-titanium dioxide 1 part, nanometer
8 parts of zinc oxide, 2 parts of glass fibre, 5 parts of quartz sand, 3 parts of ultra micro bamboo charcoal, 5 parts of talcum powder, 2 parts of wollastonite, UV resistant agent
0.15 part, 0.1 part of antioxidant, 1.2 parts of itaconic acid, 0.1 part of cumyl peroxide, 0.38 part of cinnamic acid.
Embodiment 2
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
It includes: 100 parts of polypropylene, 10 parts of POE, 4 parts of ultra-high molecular weight polyethylene, 3 parts of polycarbonate, nano-titanium dioxide 5 part, nanometer
3 parts of zinc oxide, 5 parts of glass fibre, 2 parts of quartz sand, 8.5 parts of ultra micro bamboo charcoal, 1 part of talcum powder, 7 parts of wollastonite, UV resistant agent
0.05 part, 0.2 part of antioxidant, 0.5 part of itaconic acid, 0.38 part of cumyl peroxide, 0.1 part of cinnamic acid.
Embodiment 3
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
Include: 100 parts of polypropylene, 18 parts of POE, 2.7 parts of ultra-high molecular weight polyethylene, 4.2 parts of polycarbonate, 2 parts of nano-titanium dioxide,
7.2 parts of nano zine oxide, 3 parts of glass fibre, 4.3 parts of quartz sand, 4 parts of ultra micro bamboo charcoal, 4 parts of talcum powder, 3 parts of wollastonite, anti-purple
0.1 part of outside line agent, 0.13 part of antioxidant, 1 part of itaconic acid, 0.15 part of cumyl peroxide, 0.32 part of cinnamic acid；
Wherein, the polypropylene is the mixture of copolymer polypropylene and homopolypropylene, and copolymer polypropylene and homopolymerization are poly-
The weight ratio of propylene is 3:55；
The nano zine oxide is modified nano zinc oxide；The modified nano zinc oxide is according to following technique system
It is standby: antioxidant GM and triethylamine being added in dimethyl sulfoxide and are uniformly mixed, 48 DEG C are warming up under the protection of nitrogen, 4- is added
Mercaptobenzoic acid is stirred to react 15h, is added to the water after reaction, is filtered, washed after stirring, is dried to obtain material A；By object
Material A and 5- amino -1,10- Phen is added to absolute ethanol, and is warming up to 50 DEG C, and sodium hydrate aqueous solution, stirring is added
The ethanol solution of cerous nitrate is added in 240min, is stirred to react 100min, is filtered, washed after reaction, is dried to obtain object
Expect B；Material B and nano zine oxide are added in open mill, obtain the modified nano zinc oxide in 65 DEG C of mixing 80min；
In the preparation process of modified nano zinc oxide, the molar ratio of antioxidant GM, 4- mercaptobenzoic acid is 1:1.2；Object
Expect A, 5- amino -1,10- Phen, the molar ratio of cerous nitrate is 1:1:0.5；Material B, nano zine oxide weight ratio be 8:
100；
The average grain diameter of the ultra micro bamboo charcoal is 10 microns；
The UV resistant agent is the mixture of ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770, and ultraviolet
Light absorbers UV-531, ultraviolet absorbing agent UV-770 weight ratio be 5:4；
The antioxidant is antioxidant B225.
Embodiment 4
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
Include: 100 parts of polypropylene, 13 parts of POE, 3.6 parts of ultra-high molecular weight polyethylene, 3.6 parts of polycarbonate, 4 parts of nano-titanium dioxide,
4.3 parts of nano zine oxide, 4 parts of glass fibre, 3.8 parts of quartz sand, 8 parts of ultra micro bamboo charcoal, 2 parts of talcum powder, 6 parts of wollastonite, anti-purple
0.08 part of outside line agent, 0.18 part of antioxidant, 0.7 part of itaconic acid, 0.35 part of cumyl peroxide, 0.15 part of cinnamic acid；
Wherein, the polypropylene is the mixture of copolymer polypropylene and homopolypropylene, and copolymer polypropylene and homopolymerization are poly-
The weight ratio of propylene is 8:35；
The nano zine oxide is modified nano zinc oxide；The modified nano zinc oxide is according to following technique system
It is standby: antioxidant GM and triethylamine being added in dimethyl sulfoxide and are uniformly mixed, 60 DEG C are warming up under the protection of nitrogen, 4- is added
Mercaptobenzoic acid is stirred to react 10h, is added to the water after reaction, is filtered, washed after stirring, is dried to obtain material A；By object
Material A and 5- amino -1,10- Phen is added to absolute ethanol, and is warming up to 60 DEG C, and sodium hydrate aqueous solution, stirring is added
The ethanol solution of cerous nitrate is added in 150min, is stirred to react 300min, is filtered, washed after reaction, is dried to obtain object
Expect B；Material B and nano zine oxide are added in open mill, obtain the modified nano zinc oxide in 55 DEG C of mixing 150min；
In the preparation process of modified nano zinc oxide, the molar ratio of antioxidant GM, 4- mercaptobenzoic acid is 1:1；Material
A, 5- amino -1,10- Phen, cerous nitrate molar ratio be 1:1:2；Material B, nano zine oxide weight ratio be 11:
100；
The average grain diameter of the ultra micro bamboo charcoal is 25 microns；
The UV resistant agent is the mixture of ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770, and ultraviolet
Light absorbers UV-531, ultraviolet absorbing agent UV-770 weight ratio be 13:1；
The antioxidant is antioxidant B225.
Embodiment 5
A kind of watermeter shell antibiotic aging-resistant PP composite material proposed by the present invention, raw material wrap by weight
Include: 100 parts of polypropylene, 3 parts of ultra-high molecular weight polyethylene, 4 parts of polycarbonate, 3.5 parts of nano-titanium dioxide, is received 15 parts of POE
Rice 6 parts of zinc oxide, 3.8 parts of glass fibre, 4 parts of quartz sand, 6 parts of ultra micro bamboo charcoal, 3.2 parts of talcum powder, 5 parts of wollastonite, uvioresistant
0.1 part of line agent, 0.18 part of antioxidant, 1 part of itaconic acid, 0.3 part of cumyl peroxide, 0.25 part of cinnamic acid；
Wherein, the polypropylene is the mixture of copolymer polypropylene and homopolypropylene, and copolymer polypropylene and homopolymerization are poly-
The weight ratio of propylene is 7:43；
The nano zine oxide is modified nano zinc oxide；The modified nano zinc oxide is according to following technique system
It is standby: antioxidant GM and triethylamine being added in dimethyl sulfoxide and are uniformly mixed, 52 DEG C are warming up under the protection of nitrogen, 4- is added
Mercaptobenzoic acid is stirred to react 13h, is added to the water after reaction, is filtered, washed after stirring, is dried to obtain material A；By object
Material A and 5- amino -1,10- Phen is added to absolute ethanol, and is warming up to 55 DEG C, and sodium hydrate aqueous solution, stirring is added
The ethanol solution of cerous nitrate is added in 200min, is stirred to react 200min, is filtered, washed after reaction, is dried to obtain object
Expect B；Material B and nano zine oxide are added in open mill, obtain the modified nano zinc oxide in 60 DEG C of mixing 120min；
In the preparation process of modified nano zinc oxide, the molar ratio of antioxidant GM, 4- mercaptobenzoic acid is 1:1.1；Object
Expect A, 5- amino -1,10- Phen, the molar ratio of cerous nitrate is 1:1:1；Material B, nano zine oxide weight ratio be 9:
100；
The average grain diameter of the ultra micro bamboo charcoal is 18 microns；
The UV resistant agent is the mixture of ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770, and ultraviolet
Light absorbers UV-531, ultraviolet absorbing agent UV-770 weight ratio be 9:2；
The antioxidant is antioxidant B225.
PP composite material in 1-5 of the embodiment of the present invention is subjected to performance detection, wherein tensile property is according to GB/T
1040-2006 measurement, bending property are measured according to GB/T 9341-2008, and cantilever beam impact strength is according to GB/T 1843-2008
Measurement；After tested it is found that its tensile strength is 37.4-57.5MPa, bending strength 55.43-67.2MPa, bending modulus reaches
2478-2950MPa, notch impact strength 10.32-11.53kJ/m2；After xenon lamp artificial accelerated aging 2000h, stretch
Intensity, bending strength and Izod notched impact strength conservation rate are kept at 99.5%, 85.3% and 97.8% or more；It is right
The antibiotic rate of Escherichia coli, staphylococcus aureus and Bacillus subtillis is 95.3 or more.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of watermeter shell antibiotic aging-resistant PP composite material, which is characterized in that its raw material includes: poly- by weight
100 parts of propylene, 10-20 parts of POE, 2-4 parts of ultra-high molecular weight polyethylene, 3-5 parts of polycarbonate, 1-5 parts of nano-titanium dioxide,
3-8 parts of nano zine oxide, 2-5 parts of glass fibre, 2-5 parts of quartz sand, 3-8.5 parts of ultra micro bamboo charcoal, 1-5 parts of talcum powder, wollastonite
2-7 parts, 0.05-0.15 parts of UV resistant agent, 0.1-0.2 parts of antioxidant, 0.5-1.2 parts of itaconic acid, cumyl peroxide
0.1-0.38 parts, 0.1-0.38 parts of cinnamic acid.
2. watermeter shell antibiotic aging-resistant PP composite material according to claim 1, which is characterized in that described poly- third
Alkene is the mixture of copolymer polypropylene and homopolypropylene, and the weight ratio of copolymer polypropylene and homopolypropylene is 3-8:35-
55。
3. watermeter shell according to claim 1 or claim 2 antibiotic aging-resistant PP composite material, which is characterized in that described
Nano zine oxide is modified nano zinc oxide；The modified nano zinc oxide is prepared according to following technique: by antioxidant GM
It is added in dimethyl sulfoxide and is uniformly mixed with triethylamine, 48-60 DEG C is warming up under the protection of nitrogen, 4- sulfydryl benzene first is added
Acid is stirred to react 10-15h, is added to the water after reaction, is filtered, washed after stirring, is dried to obtain material A；By material A and
5- amino -1,10- Phen is added to absolute ethanol, and is warming up to 50-60 DEG C, and sodium hydrate aqueous solution is added, and stirs 150-
The ethanol solution of cerous nitrate is added in 240min, is stirred to react 100-300min, is filtered, washed, dries after reaction
To material B；Material B and nano zine oxide are added in open mill, the modification is obtained in 55-65 DEG C of mixing 80-150min and receives
Rice zinc oxide.
4. watermeter shell antibiotic aging-resistant PP composite material according to claim 3, which is characterized in that received in modification
In the preparation process of rice zinc oxide, the molar ratio of antioxidant GM, 4- mercaptobenzoic acid is 1:1-1.2；Material A, amino -1 5-,
10- Phen, cerous nitrate molar ratio be 1:1:0.5-2；Material B, nano zine oxide weight ratio be 8-11:100.
5. the antibiotic aging-resistant PP composite material of watermeter shell described in any one of -4, feature exist according to claim 1
In the average grain diameter of the ultra micro bamboo charcoal is 10-25 microns.
6. the antibiotic aging-resistant PP composite material of watermeter shell described in any one of -5, feature exist according to claim 1
In the mixture that, the UV resistant agent is ultraviolet absorbent UV-531, ultraviolet absorbing agent UV-770, and ultraviolet radiation absorption
Agent UV-531, ultraviolet absorbing agent UV-770 weight ratio be 5-13:1-4.
7. the antibiotic aging-resistant PP composite material of watermeter shell described in any one of -6, feature exist according to claim 1
In the antioxidant is antioxidant B225.
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Cited By (1)
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| CN110894321A (en) * | 2019-11-29 | 2020-03-20 | 安徽霖园外新材料有限公司 | Preparation method of mildew-proof bamboo-plastic composite material |
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Application publication date: 20190329 |