CN106397929B - A kind of toughener and preparation method thereof for polyethylene corrugated pipeline - Google Patents
A kind of toughener and preparation method thereof for polyethylene corrugated pipeline Download PDFInfo
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- CN106397929B CN106397929B CN201610873356.5A CN201610873356A CN106397929B CN 106397929 B CN106397929 B CN 106397929B CN 201610873356 A CN201610873356 A CN 201610873356A CN 106397929 B CN106397929 B CN 106397929B
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- toughener
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- polyethylene
- polyamidoimide
- corrugated pipeline
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The invention discloses a kind of toughener for polyethylene corrugated pipeline, and the toughener includes following components by weight: 10~15 parts of polyethylene；5~10 parts of polyamidoimide；3~5 parts of benzoyl peroxide；10~15 parts of superfine talcum powder；0.3~0.5 part of aluminum-zirconium coupling agent；3~5 parts of haloflex.The present invention passes through addition polyamidoimide and benzoyl peroxide, utilize the synergistic effect between polyamidoimide, benzoyl peroxide and polyethylene, make toughener obtained that can not only effectively increase the toughness of polyethylene corrugated pipeline, while making it have good corrosion resistance.
Description
Technical field
The present invention relates to a kind of toughener for plastic products, more particularly to a kind of for polyethylene corrugated pipeline
Toughener and preparation method thereof.
Background technique
So far, it is traditionally used for the toughener of polyethylene corrugated pipeline, because the auxiliary material and its proportion of addition are unreasonable,
Therefore, the polyethylene corrugated pipeline performance produced is poor, higher cost, it is difficult to meet consumer demand, limit it and push away
Wide application.
CN 102718999A discloses a kind of toughener for polyethylene corrugated pipeline, the toughener include with
Lower component and parts by weight are polyethylene 10~15；Superfine talcum powder 75~80；Aluminum-zirconium coupling agent 0.3~0.5；Haloflex 3
~5.Although the toughener can improve the performance of polyethylene corrugated pipeline, its corrosion resistance can be reduced, it is limited and answers
With.
Summary of the invention
Aiming at the problem that above-mentioned toughener existing in the prior art can reduce polyethylene corrugated pipeline corrosion resistance, this
Invention provides a kind of toughener, by addition polyamidoimide and benzoyl peroxide, utilizes polyamidoimide, peroxide
Change the synergistic effect between benzoyl and polyethylene, makes toughener obtained that can not only effectively increase the tough of polyethylene corrugated pipeline
Property, while making it have good corrosion resistance.
The purpose of the present invention can be achieved through the following technical solutions:
In a first aspect, the toughener is by weight the present invention provides a kind of toughener for polyethylene corrugated pipeline
Measuring part meter includes following components:
Wherein, the parts by weight of polyethylene can be 10 parts, 11 parts, 12 parts, 13 parts, 14 parts or 15 parts etc., it is not limited to
Cited numerical value, other interior numerical value of listed range are feasible；The parts by weight of polyamidoimide can be 5 parts, 6 parts, 7 parts, 8
Part, 9 parts or 10 parts etc., it is not limited to cited numerical value, other numerical value are feasible in listed range；Benzoyl peroxide
Parts by weight can be 3 parts, 4 parts or 5 parts etc., it is not limited to cited numerical value, other numerical value are feasible in listed range；
The parts by weight of superfine talcum powder can be 10 parts, 11 parts, 12 parts, 13 parts, 14 parts or 15 parts etc., it is not limited to cited number
Value, other interior numerical value of listed range are feasible；The parts by weight of aluminum-zirconium coupling agent can be 0.3 part, 0.4 part or 0.5 part etc., but not
It is only limitted to cited numerical value, other numerical value are feasible in listed range；The parts by weight of haloflex can be 3 parts, 4 parts or 5
Part etc., it is not limited to cited numerical value, other interior numerical value of listed range are feasible.It is used as currently preferred skill below
Art scheme, but not as the limitation of technical solution provided by the invention, by the following technical programs, can preferably it reach and real
Existing technical purpose and beneficial effect of the invention.
As currently preferred technical solution, the mass ratio of the polyamidoimide and benzoyl peroxide is 1:1.
As currently preferred technical solution, toughener of the present invention includes following components and again by weight
Measure part:
As currently preferred technical solution, the mesh number of calcium carbonate superfine powder of the present invention is 1600~2000 mesh.
As currently preferred technical solution, the mesh number of calcium carbonate superfine powder of the present invention is 1800 mesh.
Second aspect, the present invention provides the preparation methods of above-mentioned toughener, the described method comprises the following steps:
It selects the polyethylene of formula ratio, polyamidoimide, benzoyl peroxide and aluminum-zirconium coupling agent at 50~60 DEG C
Then the superfine talcum powder and haloflex of formula ratio, using double screw extruder, natural exhaust plug is added in mixed at high speed
Extremely, it being vacuum-evacuated, entire screw combinations use weak combination, using liquid-ring type pelletizing unit, extrusion molding at a certain temperature.
Compared with prior art, the invention has the following advantages:
The present invention utilizes polyamidoimide, benzoyl peroxide first by addition polyamidoimide and benzoyl peroxide
Synergistic effect between acyl and polyethylene makes toughener obtained that can not only effectively increase the toughness of polyethylene corrugated pipeline, together
When make it have good corrosion resistance.Use the anti-of the polyethylene corrugated pipeline after toughener of the present invention progress toughening
Impact property (especially low temperature impact properties) is obviously improved effect, and the notch impact strength of the material after toughening is greater than
15KJ/m2, and there is good corrosion resistance, corrosion-resistant rate is only 0.5mm/a or so, and mass loss rate is only
10% or so.
Specific embodiment
Embodiment 1
Toughener of the present invention is prepared by following process:
1, the preparation of the feed components of preparation described in the present embodiment and parts by weight are as follows:
2, toughener described in the present embodiment the preparation method is as follows:
It selects the polyethylene of formula ratio, polyamidoimide, benzoyl peroxide and aluminum-zirconium coupling agent at 50~60 DEG C
Then the superfine talcum powder and haloflex of formula ratio, using double screw extruder, natural exhaust plug is added in mixed at high speed
Extremely, it being vacuum-evacuated, entire screw combinations use weak combination, using liquid-ring type pelletizing unit, extrusion molding at a certain temperature.
The shock resistance that the toughener as made from the present embodiment carries out the polyethylene corrugated pipeline after toughening is (especially low
Warm impact property) it is obviously improved effect, the notch impact strength of the material after toughening is greater than 15KJ/m2, and have good
Good corrosion resistance, corrosion-resistant rate is only 0.3mm/a or so, and mass loss rate is only 8% or so.
Embodiment 2
The preparation method of toughener described in the present embodiment is substantially the same manner as Example 1, the difference is that, the present embodiment
Described in the feed components of preparation and the preparation of parts by weight are as follows:
The shock resistance that the toughener as made from the present embodiment carries out the polyethylene corrugated pipeline after toughening is (especially low
Warm impact property) it is obviously improved effect, the notch impact strength of the material after toughening is greater than 15KJ/m2, and have good
Good corrosion resistance, corrosion-resistant rate is only 0.5mm/a or so, and mass loss rate is only 10% or so.
Embodiment 3
The preparation method of toughener described in the present embodiment is substantially the same manner as Example 1, the difference is that, the present embodiment
Described in the feed components of preparation and the preparation of parts by weight are as follows:
The shock resistance that the toughener as made from the present embodiment carries out the polyethylene corrugated pipeline after toughening is (especially low
Warm impact property) it is obviously improved effect, the notch impact strength of the material after toughening is greater than 15KJ/m2, and have good
Good corrosion resistance, corrosion-resistant rate is only 0.5mm/a or so, and mass loss rate is only 9% or so.
Comparative example 1:
Embodiment 1 in CN 102718999A, the toughener as made from the comparative example carry out the notch punching of the material after toughening
Hit intensity is 9KJ/m2, and there is good corrosion resistance, corrosion-resistant rate is 16mm/a or so, and mass loss rate is
17% or so.
Comparative example 2:
This comparative example provides a kind of toughener, other than preparing and not adding polyamidoimide in raw material, unclassified stores
Dosage is in the same manner as in Example 1 with preparation method.
The notch impact strength that the toughener as made from the comparative example carries out the material after toughening is 8KJ/m2, and have
Good corrosion resistance, corrosion-resistant rate are 17mm/a or so, and mass loss rate is 15% or so.
Comparative example 3:
This comparative example provides a kind of toughener, other than preparing and not adding benzoyl peroxide in raw material, unclassified stores
Dosage is in the same manner as in Example 1 with preparation method.
The notch impact strength that the toughener as made from the comparative example carries out the material after toughening is 8KJ/m2, and have
Good corrosion resistance, corrosion-resistant rate are 15mm/a or so, and mass loss rate is 13% or so.
The result of integrated embodiment 1-3 and comparative example 1-3 can be seen that the present invention and passes through addition polyamidoimide and mistake
Benzoyl Oxide makes toughener obtained using the synergistic effect between polyamidoimide, benzoyl peroxide and polyethylene
The toughness of polyethylene corrugated pipeline can be not only effectively increased, while making it have good corrosion resistance.Use institute of the present invention
The shock resistance (especially low temperature impact properties) of polyethylene corrugated pipeline after stating toughener progress toughening, which has, significantly to be mentioned
Effect is risen, the notch impact strength of the material after toughening is greater than 15KJ/m2, and there is good corrosion resistance, corrosion resistant
Losing rate is only 0.5mm/a or so, and mass loss rate is only 10% or so.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (6)
1. a kind of toughener for polyethylene corrugated pipeline, which is characterized in that the toughener include by weight with
Lower component:
2. toughener according to claim 1, which is characterized in that the matter of the polyamidoimide and benzoyl peroxide
Amount is than being 1:1.
3. the toughener according to claim 1 for polyethylene corrugated pipeline, which is characterized in that the toughener is pressed
Parts by weight meter includes following components:
4. toughener according to claim 1-3, which is characterized in that the mesh number of the superfine talcum powder is
1600~2000 mesh.
5. toughener according to claim 4, which is characterized in that the mesh number of the superfine talcum powder is 1800 mesh.
6. the preparation method of toughener according to claim 1-5, which is characterized in that the method includes following
Step:
By high density low pressure polyethylene, polyamidoimide, benzoyl peroxide and the aluminum-zirconium coupling agent of formula ratio in 50~60
Then the superfine talcum powder and haloflex of formula ratio is added in mixed at high speed at DEG C, using double screw extruder, be vented naturally
Mouth blocks, and is vacuum-evacuated, and entire screw combinations are extruded into using weak combination using liquid-ring type pelletizing unit at a certain temperature
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610873356.5A CN106397929B (en) | 2016-09-30 | 2016-09-30 | A kind of toughener and preparation method thereof for polyethylene corrugated pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610873356.5A CN106397929B (en) | 2016-09-30 | 2016-09-30 | A kind of toughener and preparation method thereof for polyethylene corrugated pipeline |
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| Publication Number | Publication Date |
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| CN106397929A CN106397929A (en) | 2017-02-15 |
| CN106397929B true CN106397929B (en) | 2019-07-26 |
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| CN107262345A (en) * | 2017-07-17 | 2017-10-20 | 安徽省宏宝莱机车科技有限公司 | A kind of electric automobile protective plastic part toughness reinforcing coating process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718999A (en) * | 2012-05-23 | 2012-10-10 | 中塑联新材料科技湖北有限公司 | Toughening agent for polyethylene corrugated pipe |
| CN104356470A (en) * | 2014-10-27 | 2015-02-18 | 昆山古加拉高分子科技有限公司 | Polyethylene corrugated tubular product |
| CN105153537A (en) * | 2015-07-08 | 2015-12-16 | 镇江荣诚管业有限公司 | High temperature and corrosion resistant PP extrusion granule for PP tubes and preparation method thereof |
| CN105838058A (en) * | 2016-05-31 | 2016-08-10 | 孟根森 | Sports ground track material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6541568B1 (en) * | 2000-06-01 | 2003-04-01 | Solvay Engineered Polymers | Polyolefin materials having enhanced surface durability |
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2016
- 2016-09-30 CN CN201610873356.5A patent/CN106397929B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718999A (en) * | 2012-05-23 | 2012-10-10 | 中塑联新材料科技湖北有限公司 | Toughening agent for polyethylene corrugated pipe |
| CN104356470A (en) * | 2014-10-27 | 2015-02-18 | 昆山古加拉高分子科技有限公司 | Polyethylene corrugated tubular product |
| CN105153537A (en) * | 2015-07-08 | 2015-12-16 | 镇江荣诚管业有限公司 | High temperature and corrosion resistant PP extrusion granule for PP tubes and preparation method thereof |
| CN105838058A (en) * | 2016-05-31 | 2016-08-10 | 孟根森 | Sports ground track material |
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| CN106397929A (en) | 2017-02-15 |
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Effective date of registration: 20190708 Address after: 214000 Mazi bridge 255, Zi Wang Village, Northeast Town, Xishan District, Wuxi, Jiangsu Applicant after: Guo Dong Address before: 214000 Mingsheng Powerful Fan Co., Ltd. Wuxi City, North Village, Yangshi Town, Luoshe Town, Huishan District, Jiangsu Province Applicant before: Wuxi Mingsheng Strong Blower Co., Ltd. |
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Effective date of registration: 20200720 Address after: 214000 Zhenghe Avenue 381-10, district a, Huigu Pioneer Park, Huishan District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Pinyuan Intellectual Property Operation Co., Ltd Address before: 214000 Jiangsu city of Wuxi province in Northeast Town Xishan District Wang Zi Cun Mao Ziqiao No. 255 Patentee before: Pass the winter |
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