CN108192269A - A kind of preparation method of temperature sensor high toughness plastic shell - Google Patents
A kind of preparation method of temperature sensor high toughness plastic shell Download PDFInfo
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- CN108192269A CN108192269A CN201711430638.9A CN201711430638A CN108192269A CN 108192269 A CN108192269 A CN 108192269A CN 201711430638 A CN201711430638 A CN 201711430638A CN 108192269 A CN108192269 A CN 108192269A
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- temperature sensor
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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
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/10—Polyamides derived from aromatically bound amino and carboxyl groups of amino-carboxylic acids or of polyamines and polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- 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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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of temperature sensor preparation methods of high toughness plastic shell, include the following steps：Acrylonitrile butadient styrene, nano-titanium dioxide are uniformly mixed, poly(p-benzamide), phenolic resin, age resister is added in and stirs evenly, extrusion granulator obtains first material；Lignin, silver nitrate solution are stirred, filtered, it is dry, it calcines, cooling, crushing obtains second material；Sepiolite, carbon nanotube, second material, cumyl peroxide, 3 methyl, 2 crotonaldehyde, zeolite powder, disproportionated rosin, C9 Petropols are stirred to get into third material；First material, third material are mixed, heating stirs evenly, and is sent into twin (double) screw extruder and carries out extruder grain, molding obtains temperature sensor high toughness plastic shell.The good anti-bacterial effect of gained plastic shell of the invention, not only compactness is high, but also toughness is fabulous with tensile resistance, increases the service life of temperature sensor.
Description
Technical field
The present invention relates to temperature sensor technology field more particularly to a kind of temperature sensor high toughness plastic shells
Preparation method.
Background technology
Temperature sensor refers to that temperature can be experienced and is converted into the sensor of usable output signal.Pyrostat is temperature
One kind in sensor, pyrostat are mainly used for automotive field and other fields for needing to measure higher temperature.And show
Requirement of some pyrostats to shell is high, and pyrostat shell can protect temperature sensing chip to avoid being acted on by external force
Lower extruding and what is produced fracture happen, the normal work of pyrostat is effectively ensured, the antibiotic property of shell is poor at present, tough
Property and impact strength are also in urgent need to be improved.
Invention content
Technical problems based on background technology, the present invention propose a kind of temperature sensor high toughness plastic shell
Preparation method, the good anti-bacterial effect of gained plastic shell, not only compactness is high, but also toughness and tensile resistance are fabulous, increasing
The service life of temperature sensor is added, has improved the stability between temperature sensor and wire body, made temperature sensor whole
Using effect it is more obvious, reduce security risk.
A kind of temperature sensor preparation method of high toughness plastic shell proposed by the present invention, includes the following steps：
S1, acrylonitrile-butadiene-styrene copolymer, nano-titanium dioxide are uniformly mixed, added in poly- to benzoyl
Amine, phenolic resin, age resister stir evenly, and extrusion granulator obtains first material；
S2, lignin, silver nitrate solution are stirred, filtered, it is dry, it calcines, cooling, crushing obtains second material；
S3, by sepiolite, carbon nanotube, second material, cumyl peroxide, 3- methyl-2-butene aldehydes, zeolite powder,
Disproportionated rosin, C9 Petropols stir to get third material；
S4, first material, third material being mixed, heating stirs evenly, and is sent into twin (double) screw extruder and carries out extruder grain,
Molding obtains temperature sensor high toughness plastic shell.
Preferably, in S1, acrylonitrile-butadiene-styrene copolymer, nano-titanium dioxide, poly(p-benzamide), phenolic aldehyde
Resin, age resister weight ratio be 70-90：20-40：60-100：30-40：3-5.
Preferably, in S2, mixing time 20-50min, whipping temp is 92-98 DEG C.
Preferably, in S2, calcination time 5-12min, calcination temperature is 800-840 DEG C.
Preferably, in S2, lignin, silver nitrate solution weight ratio be 40-60：100-140, the concentration of silver nitrate solution
For 0.2-0.5mol/L.
Preferably, in S3, sepiolite, carbon nanotube, second material, cumyl peroxide, 3- methyl-2-butene aldehydes,
Zeolite powder, disproportionated rosin, C9 Petropols weight ratio be 60-80：30-40：8-16：2-4：2-4：4-6：4-8：4-6.
Preferably, in S4, first material, third material is mixed, 160-180 DEG C is warming up to and stirs evenly.
Preferably, in S4, twin (double) screw extruder rotating speed be 160-200r/min, the draw ratio 20 of twin (double) screw extruder：1,
Squeezing zone temperatures is：First segment is 170-180 DEG C, and second segment is 190-200 DEG C, and third section is 210-220 DEG C.
Preferably, in S4, first material, the weight ratio of third material are 220-240：120-140.
The present invention is compounded using acrylonitrile-butadiene-styrene copolymer and nano-titanium dioxide, good anti-bacterial effect, then
Coordinate with poly(p-benzamide), phenolic resin, pulling force can be transmitted rapidly when being pullled by external force, it is not easy to it is disconnected by pullling, increase
The service life of temperature sensor is added, has improved the stability between temperature sensor and wire body, reduce cost, make temperature
The using effect of sensor entirety is more obvious, reduces security risk.
In the second material of the present invention, lignin contains various active functional group, such as hydroxyl, carbonyl, carboxyl, methyl and side
Chain structure is compounded with silver nitrate, after high-temperature calcination, good anti-bacterial effect, and exist in the form of elementide, sphericity
It is good；Second material and sepiolite, the degree of scatter of carbon nanotube are high, cooperation acrylonitrile-butadiene-styrene copolymer, poly- pair
Benzamide, phenolic resin, after cumyl peroxide cures, crosslink density is high, make shell thermal stability obtained by the present invention,
Mechanical property is good, and ageing-resistant performance is excellent, then coordinates disproportionated rosin, C9 Petropols, and not only compactness is high, but also toughness is with resisting
Tensile property is fabulous, can effectively slow down shell aging speed obtained by the present invention, while elongation at break is higher, and mechanical property is good,
Service life is long.
Specific embodiment
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of temperature sensor preparation method of high toughness plastic shell, includes the following steps：
S1,70kg acrylonitrile-butadiene-styrene copolymers, 40kg nano-titanium dioxides are uniformly mixed, add in 60kg
Poly(p-benzamide), 40kg phenolic resin, 3kg age resisters stir evenly, and mixing speed 300r/min, extrusion granulator obtains
First material；
S2,40kg lignin, a concentration of 0.2mol/L silver nitrate solutions of 140kg are stirred into 50min, whipping temp 92
DEG C, it filters, it is dry, 12min is calcined, calcination temperature is 800 DEG C, is down to room temperature, and crushing obtains second material；
S3, by 80kg sepiolites, 30kg carbon nanotubes, 16kg second materials, 2kg cumyl peroxides, 4kg3- first
Base -2- crotonaldehydes, 4kg zeolite powders, 8kg disproportionated rosins, 4kgC9 Petropols stirring 20min, mixing speed 240r/min,
Obtain third material；
S4,240kg first materials, 120kg thirds material are mixed, is warming up to 180 DEG C and stirs evenly, be sent into twin-screw and squeeze
Press carry out extruder grain, twin (double) screw extruder rotating speed be 160r/min, the draw ratio 20 of twin (double) screw extruder：1, squeeze section
Temperature is：First segment is 180 DEG C, and second segment is 190 DEG C, and third section is 220 DEG C, and molding obtains temperature sensor and moulded with high tenacity
Expect shell.
Embodiment 2
A kind of temperature sensor preparation method of high toughness plastic shell, includes the following steps：
S1,90kg acrylonitrile-butadiene-styrene copolymers, 20kg nano-titanium dioxides are uniformly mixed, added in
100kg poly(p-benzamide)s, 30kg phenolic resin, 5kg age resisters stir evenly, mixing speed 200r/min, squeeze out system
Grain obtains first material；
S2,60kg lignin, a concentration of 0.5mol/L silver nitrate solutions of 100kg are stirred into 20min, whipping temp 98
DEG C, it filters, it is dry, 5min is calcined, calcination temperature is 840 DEG C, is down to room temperature, and crushing obtains second material；
S3, by 60kg sepiolites, 40kg carbon nanotubes, 8kg second materials, 4kg cumyl peroxides, 2kg3- methyl-
2- crotonaldehydes, 6kg zeolite powders, 4kg disproportionated rosins, 6kgC9 Petropols stir 10min, and mixing speed 360r/min is obtained
Third material；
S4,220kg first materials, 140kg thirds material are mixed, is warming up to 160 DEG C and stirs evenly, be sent into twin-screw and squeeze
Press carry out extruder grain, twin (double) screw extruder rotating speed be 200r/min, the draw ratio 20 of twin (double) screw extruder：1, squeeze section
Temperature is：First segment is 170 DEG C, and second segment is 200 DEG C, and third section is 210 DEG C, and molding obtains temperature sensor and moulded with high tenacity
Expect shell.
Embodiment 3
A kind of temperature sensor preparation method of high toughness plastic shell, includes the following steps：
S1,75kg acrylonitrile-butadiene-styrene copolymers, 35kg nano-titanium dioxides are uniformly mixed, add in 70kg
Poly(p-benzamide), 37kg phenolic resin, 3.5kg age resisters stir evenly, and mixing speed 280r/min, extrusion granulator obtains
To first material；
S2,45kg lignin, a concentration of 0.3mol/L silver nitrate solutions of 130kg are stirred into 40min, whipping temp 94
DEG C, it filters, it is dry, 10min is calcined, calcination temperature is 810 DEG C, is down to room temperature, and crushing obtains second material；
S3, by 75kg sepiolites, 33kg carbon nanotubes, 14kg second materials, 2.5kg cumyl peroxides, 3.5kg3-
Methyl-2-butene aldehyde, 4.5kg zeolite powders, 7kg disproportionated rosins, 4.5kgC9 Petropols stirring 18min, mixing speed are
260r/min obtains third material；
S4,235kg first materials, 125kg thirds material are mixed, is warming up to 175 DEG C and stirs evenly, be sent into twin-screw and squeeze
Press carry out extruder grain, twin (double) screw extruder rotating speed be 170r/min, the draw ratio 20 of twin (double) screw extruder：1, squeeze section
Temperature is：First segment is 177 DEG C, and second segment is 194 DEG C, and third section is 218 DEG C, and molding obtains temperature sensor and moulded with high tenacity
Expect shell.
Embodiment 4
A kind of temperature sensor preparation method of high toughness plastic shell, includes the following steps：
S1,85kg acrylonitrile-butadiene-styrene copolymers, 25kg nano-titanium dioxides are uniformly mixed, add in 90kg
Poly(p-benzamide), 33kg phenolic resin, 4.5kg age resisters stir evenly, and mixing speed 220r/min, extrusion granulator obtains
To first material；
S2,55kg lignin, a concentration of 0.4mol/L silver nitrate solutions of 110kg are stirred into 30min, whipping temp 96
DEG C, it filters, it is dry, 8min is calcined, calcination temperature is 830 DEG C, is down to room temperature, and crushing obtains second material；
S3, by 65kg sepiolites, 37kg carbon nanotubes, 10kg second materials, 3.5kg cumyl peroxides, 2.5kg3-
Methyl-2-butene aldehyde, 5.5kg zeolite powders, 5kg disproportionated rosins, 5.5kgC9 Petropols stirring 12min, mixing speed are
320r/min obtains third material；
S4,225kg first materials, 135kg thirds material are mixed, is warming up to 165 DEG C and stirs evenly, be sent into twin-screw and squeeze
Press carry out extruder grain, twin (double) screw extruder rotating speed be 190r/min, the draw ratio 20 of twin (double) screw extruder：1, squeeze section
Temperature is：First segment is 173 DEG C, and second segment is 196 DEG C, and third section is 212 DEG C, and molding obtains temperature sensor and moulded with high tenacity
Expect shell.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one 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 (9)
1. a kind of temperature sensor preparation method of high toughness plastic shell, which is characterized in that include the following steps：
S1, acrylonitrile-butadiene-styrene copolymer, nano-titanium dioxide are uniformly mixed, add in poly(p-benzamide), phenol
Urea formaldehyde, age resister stir evenly, and extrusion granulator obtains first material；
S2, lignin, silver nitrate solution are stirred, filtered, it is dry, it calcines, cooling, crushing obtains second material；
S3, by sepiolite, carbon nanotube, second material, cumyl peroxide, 3- methyl-2-butene aldehydes, zeolite powder, disproportionation
Rosin, C9 Petropols stir to get third material；
S4, first material, third material are mixed, heating stirs evenly, and is sent into twin (double) screw extruder and carries out extruder grain, molding
Obtain temperature sensor high toughness plastic shell.
2. the preparation method of temperature sensor high toughness plastic shell according to claim 1, which is characterized in that in S1,
Acrylonitrile-butadiene-styrene copolymer, nano-titanium dioxide, poly(p-benzamide), phenolic resin, age resister weight
Than for 70-90：20-40：60-100：30-40：3-5.
3. the temperature sensor according to claim 1 or claim 2 preparation method of high toughness plastic shell, which is characterized in that S2
In, mixing time 20-50min, whipping temp is 92-98 DEG C.
4. according to the preparation method of any one of claim 1-3 temperature sensor high toughness plastic shells, feature exists
In in S2, calcination time 5-12min, calcination temperature is 800-840 DEG C.
5. according to the preparation method of any one of claim 1-4 temperature sensor high toughness plastic shells, feature exists
In, in S2, lignin, silver nitrate solution weight ratio be 40-60：100-140, a concentration of 0.2- of silver nitrate solution
0.5mol/L。
6. according to the preparation method of any one of claim 1-5 temperature sensor high toughness plastic shells, feature exists
In, in S3, sepiolite, carbon nanotube, second material, cumyl peroxide, 3- methyl-2-butene aldehydes, zeolite powder, disproportionation pine
Fragrant, C9 Petropols weight ratios are 60-80：30-40：8-16：2-4：2-4：4-6：4-8：4-6.
7. according to the preparation method of any one of claim 1-6 temperature sensor high toughness plastic shells, feature exists
In, in S4, by first material, third material mix, be warming up to 160-180 DEG C and stir evenly.
8. according to the preparation method of any one of claim 1-7 temperature sensor high toughness plastic shells, feature exists
In, in S4, twin (double) screw extruder rotating speed be 160-200r/min, the draw ratio 20 of twin (double) screw extruder：1, squeeze zone temperatures
For：First segment is 170-180 DEG C, and second segment is 190-200 DEG C, and third section is 210-220 DEG C.
9. according to the preparation method of any one of claim 1-8 temperature sensor high toughness plastic shells, feature exists
In in S4, first material, the weight ratio of third material are 220-240：120-140.
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| CN201711430638.9A CN108192269A (en) | 2017-12-26 | 2017-12-26 | A kind of preparation method of temperature sensor high toughness plastic shell |
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| CN201711430638.9A CN108192269A (en) | 2017-12-26 | 2017-12-26 | A kind of preparation method of temperature sensor high toughness plastic shell |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104845018A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | High-strength wear-resistant ABS composite material and preparation method thereof |
| CN106519600A (en) * | 2016-10-26 | 2017-03-22 | 安徽飞达电气科技有限公司 | A high-performance capacitor plastic housing |
| CN106519601A (en) * | 2016-10-26 | 2017-03-22 | 安徽飞达电气科技有限公司 | Modified plastic shell for capacitor |
| CN106700408A (en) * | 2016-12-12 | 2017-05-24 | 天长市康宁塑胶科技有限公司 | High-temperature-resistant toughening modified plastic material |
-
2017
- 2017-12-26 CN CN201711430638.9A patent/CN108192269A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104845018A (en) * | 2015-04-27 | 2015-08-19 | 安徽海纳川塑业科技有限公司 | High-strength wear-resistant ABS composite material and preparation method thereof |
| CN106519600A (en) * | 2016-10-26 | 2017-03-22 | 安徽飞达电气科技有限公司 | A high-performance capacitor plastic housing |
| CN106519601A (en) * | 2016-10-26 | 2017-03-22 | 安徽飞达电气科技有限公司 | Modified plastic shell for capacitor |
| CN106700408A (en) * | 2016-12-12 | 2017-05-24 | 天长市康宁塑胶科技有限公司 | High-temperature-resistant toughening modified plastic material |
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Application publication date: 20180622 |