CN109722014A - A kind of ultra-toughness low-temperature impact-resistant polyamide material and preparation method thereof - Google Patents
A kind of ultra-toughness low-temperature impact-resistant polyamide material and preparation method thereof Download PDFInfo
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- CN109722014A CN109722014A CN201811545266.9A CN201811545266A CN109722014A CN 109722014 A CN109722014 A CN 109722014A CN 201811545266 A CN201811545266 A CN 201811545266A CN 109722014 A CN109722014 A CN 109722014A
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Abstract
The present invention discloses a kind of ultra-toughness low-temperature impact-resistant polyamide material and preparation method thereof, and material is made of in parts by weight following components: 75-85 parts of PA6 resins, 15-25 parts of toughener, 0.3-0.8 parts of antioxidant, 0.3-1 parts of lubricants；Preparation method are as follows: be added in double screw extruder after mixing PA6 resin, the toughener after drying with lubricant, antioxidant, squeezed out after melting, obtain ultra-toughness low-temperature impact-resistant polyamide material through cooling, air-dried, pelletizing.Ultra-toughness low-temperature impact-resistant polyamide material of the invention is using PA6 resin as substrate, one or both of addition toughener POE, maleic anhydride grafting POE, so that the room temperature impact of polyamide material of the present invention and low temperature impact properties are improved.
Description
Technical field
The invention belongs to technical field of polymer materials, specifically a kind of ultra-toughness low-temperature impact-resistant polyamide material and its system
Preparation Method.
Background technique
Polyamide have excellent comprehensive mechanical property, good fluidity, high mechanical strength, good corrosion resistance, then plus
It is upper that there is good wearability, self-lubrication and electrical insulating property, it is allowed to be widely used in automobile and field of household appliances.But polyamide
The impact property of resin raw material is bad, especially pronounced in cold snap, it may appear that low-temperature brittle fracture risk.Therefore, improve polyamide
The room temperature toughness and low-temperature flexibility of resin are particularly important.
Summary of the invention
The present invention is directed to the problem of polyamide toughness deficiency described above, and it is poly- to provide a kind of ultra-toughness low-temperature impact-resistant
The preparation method of amide material.Ultra-toughness low-temperature impact-resistant polyamide material produced by the present invention can be widely applied to household electrical appliance,
The fields such as automobile, electronic component.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of ultra-toughness low-temperature impact-resistant polyamide material, it is characterised in that: consist of the following components in parts by weight:
The relative viscosity of the PA6 resin is 2.7 ± 0.03~3.4 ± 0.03.
Further scheme, the toughener is POE, maleic anhydride is grafted one or both of POE.
Further scheme, the antioxidant are four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythrites
Ester, β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid n-octadecyl alcohol ester, in three [2.4- di-tert-butyl-phenyl] phosphite esters
At least one.
Further scheme, the lubricant are at least one of N-N- hexamethylene double hard amide, aliphatic esters.
Another goal of the invention of the invention is to provide a kind of preparation method of ultra-toughness low-temperature impact-resistant polyamide material,
The following steps are included:
(1) PA6 resin and toughener are placed in 100 DEG C of baking ovens dry 12h；
(2) PA6 resin, the toughener according to the ratio by antioxidant, lubricant and step (1) after dry are put into high speed mixing pot
In be uniformly mixed；
(3) uniformly mixed material is added in double screw extruder, is squeezed out after melting, obtained through cooling, air-dried, pelletizing
To ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 200-220 DEG C of an area, two area 220-
240 DEG C, three 230-250 DEG C of the areas Qu Zhiwu, six 220-240 DEG C of temperature of the areas Qu Zhijiu, 230-250 DEG C of head temperature, screw speed
Control is in 350-450rpm.
Beneficial effects of the present invention:
(1) ultra-toughness low-temperature impact-resistant polyamide material of the invention adds toughener POE, Malaysia using PA6 resin as substrate
Acid anhydrides is grafted one or both of POE, so that PA6 material of the present invention has the performances such as the impact of high room temperature and low-temperature impact；
(2) preparation method of the invention is simple, and obtained material is pollution-free, is easy to industrial production.
Specific embodiment
Present invention is further described in detail combined with specific embodiments below.
All compositions of the invention are existing commercial product, are in parts by weight in embodiment.
In embodiment, the relative viscosity of PA6 resin is 2.7 ± 0.03~3.4 ± 0.03.
Toughener is POE, maleic anhydride is grafted one or both of POE.
Antioxidant is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, β-(3,5- bis- tertiary fourths
Base -4- hydroxy phenyl) propionic acid n-octadecyl alcohol ester, at least one of three [2.4- di-tert-butyl-phenyl] phosphite esters.
Lubricant is at least one of N-N- hexamethylene double hard amide, aliphatic esters.
Embodiment 1
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 2.7 ± 0.03.
The specific preparation method of ultra-toughness low-temperature impact-resistant polyamide material:
(1) PA6 resin, POE-g-MAH are placed in 100 DEG C of baking ovens dry 12h, remove the water in resin and toughener
Point；
(2) according to the ratio by after drying PA6, POE-g-MAH and lubricant, antioxidant be put into high speed mixing pot it is sufficiently mixed
Material；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 210 DEG C of an area, two 230 DEG C of areas, 3rd area
To 240 DEG C of 5th area, six 230 DEG C of the area Qu Zhijiu temperature, 240 DEG C of head temperature, screw speed is controlled in 350rpm.
Embodiment 2
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 2.7 ± 0.03.
(1) PA6 resin, POE-g-MAH are placed in 100 DEG C of baking ovens dry 12h by (1), are removed in resin and toughener
Moisture；
(2) according to the ratio by after drying PA6, POE-g-MAH and lubricant, antioxidant be put into high speed mixing pot it is sufficiently mixed
Material；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 200 DEG C of an area, two 220 DEG C of areas, 3rd area
To 230 DEG C of 5th area, six 220 DEG C of the area Qu Zhijiu temperature, 230 DEG C of head temperature, screw speed is controlled in 450rpm.
Embodiment 3
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 3.4 ± 0.03.
(1) PA6 resin, POE-g-MAH are placed in 100 DEG C of baking ovens dry 12h, remove the water in resin and toughener
Point；
(2) according to the ratio by after drying PA6, POE-g-MAH and lubricant, antioxidant be put into high speed mixing pot it is sufficiently mixed
Material；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 210 DEG C of an area, two 230 DEG C of areas, 3rd area
To 240 DEG C of 5th area, six 230 DEG C of the area Qu Zhijiu temperature, 240 DEG C of head temperature, screw speed is controlled in 450rpm.
Embodiment 4
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 3.4 ± 0.03.
(1) PA6 resin, POE, POE-g-MAH are placed in 100 DEG C of baking ovens dry 12h, removed in resin and toughener
Moisture；
(2) according to the ratio by after drying PA6, POE, POE-g-MAH and lubricant, antioxidant be put into high speed mixing pot and fill
Divide mixing；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 220 DEG C of an area, two 240 DEG C of areas, 3rd area
To 250 DEG C of 5th area, six 240 DEG C of the area Qu Zhijiu temperature, 250 DEG C of head temperature, screw speed is controlled in 450rpm.
Embodiment 5
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 3.4 ± 0.03.
(1) PA6 resin, POE, POE-g-MAH are placed in 100 DEG C of baking ovens dry 12h, removed in resin and toughener
Moisture；
(2) according to the ratio by after drying PA6, POE, POE-g-MAH and lubricant, antioxidant be put into high speed mixing pot and fill
Divide mixing；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 210 DEG C of an area, two 230 DEG C of areas, 3rd area
To 240 DEG C of 5th area, six 230 DEG C of the area Qu Zhijiu temperature, 240 DEG C of head temperature, screw speed is controlled in 450rpm.
Embodiment 6
A kind of ultra-toughness low-temperature impact-resistant polyamide material, consists of the following components in parts by weight:
The PA6 resin relative viscosity is 3.4 ± 0.03.
(1) PA6 resin, POE are placed in 100 DEG C of baking ovens dry 12h, remove the moisture in resin and toughener；
(2) according to the ratio by after drying PA6, POE and lubricant, antioxidant be put into abundant mixing in high speed mixing pot；
(3) mixture is poured into double screw extruder, extruding pelletization after fusion plastification, is obtained through cooling, air-dried, pelletizing
Ultra-toughness low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 210 DEG C of an area, two 230 DEG C of areas, 3rd area
To 240 DEG C of 5th area, six 230 DEG C of the area Qu Zhijiu temperature, 240 DEG C of head temperature, screw speed is controlled in 450rpm.
Comparative example
A kind of polyamide material, consists of the following components in parts by weight:
100 parts of PA6 resin
0.5 part of antioxidant
0.5 part of lubricant.
The PA6 resin relative viscosity is 3.4 ± 0.03.
Specific the preparation method is the same as that of Example 1, and screw speed is controlled in 450rpm.
It is at national standard batten, injection temperature by modified Pa 6 material injection obtained by above-described embodiment 1-6 and comparative example
235-255℃.Testing standard and data are as shown in table 1.
Table 1
As it can be seen from table 1 ultra-toughness low-temperature impact-resistant polyamide material of the invention has good room temperature impact property
And low-temperature impact resistance.And high viscosity PA 6 resin and high engine speed are beneficial to polyamide material impact and improve, POE impact
Modified bad and POE-g-MAH, but low-temperature impact improves better than POE-g-MAH.
This hair can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to case study on implementation, and described herein one
As principle be applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to implementation cases here
Example, those skilled in the art's announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be
Within protection scope of the present invention.
Claims (5)
1. a kind of ultra-toughness low-temperature impact-resistant polyamide material, it is characterised in that: consist of the following components in parts by weight:
75-85 parts of PA6 resin
15-25 parts of toughener
0.3-0.8 parts of antioxidant
0.3-1 parts of lubricant；
The relative viscosity of the PA6 resin is 2.7 ± 0.03~3.4 ± 0.03.
2. a kind of ultra-toughness low-temperature impact-resistant polyamide material according to claim 1, it is characterised in that: the toughener
One or both of POE is grafted for POE, maleic anhydride.
3. a kind of ultra-toughness low-temperature impact-resistant polyamide material according to claim 1, it is characterised in that: the antioxidant
For four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, β-(3,5- di-tert-butyl-hydroxy phenyl) third
At least one of sour positive octadecanol ester, three [2.4- di-tert-butyl-phenyl] phosphite esters.
4. a kind of ultra-toughness low-temperature impact-resistant polyamide material according to claim 1, it is characterised in that: the lubricant
For at least one of N-N- hexamethylene double hard amide, aliphatic esters.
5. a kind of preparation method of ultra-toughness low-temperature impact-resistant polyamide material according to any one of claims 1-4, feature
It is: the following steps are included:
(1) PA6 resin and toughener are placed in 100 DEG C of baking ovens dry 12h；
(2) PA6 resin, the toughener according to the ratio by antioxidant, lubricant and step (1) after dry are put into high speed mixing pot and mix
It closes uniform；
(3) uniformly mixed material is added in double screw extruder, is squeezed out after melting, surpassed through cooling, air-dried, pelletizing
Tough low-temperature impact-resistant polyamide material；Wherein, each area's temperature of double screw extruder are as follows: 200-220 DEG C of an area, two area 220-240
DEG C, three 230-250 DEG C of the areas Qu Zhiwu, six 220-240 DEG C of temperature of the areas Qu Zhijiu, 230-250 DEG C of head temperature, screw speed control
In 350-450rpm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811545266.9A CN109722014A (en) | 2018-12-17 | 2018-12-17 | A kind of ultra-toughness low-temperature impact-resistant polyamide material and preparation method thereof |
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| CN201811545266.9A CN109722014A (en) | 2018-12-17 | 2018-12-17 | A kind of ultra-toughness low-temperature impact-resistant polyamide material and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204888A (en) * | 2019-06-24 | 2019-09-06 | 平顶山华邦工程塑料有限公司 | A kind of low temperature resistant polyamide composite material and preparation method |
| CN111484733A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | Low-temperature-resistant anti-falling box material and preparation method thereof |
| CN111621146A (en) * | 2020-06-30 | 2020-09-04 | 重庆科聚孚工程塑料有限责任公司 | Low-water-absorption polyamide material and preparation method thereof |
| CN111675898A (en) * | 2020-06-30 | 2020-09-18 | 重庆科聚孚工程塑料有限责任公司 | Low-water-absorption toughened polyamide material and preparation method thereof |
| CN112480664A (en) * | 2020-11-30 | 2021-03-12 | 中国第一汽车股份有限公司 | Polyamide material, automobile cooling hose and preparation method thereof |
| CN112662169A (en) * | 2020-10-16 | 2021-04-16 | 南京跃贝新材料科技有限公司 | High-impact-strength PA6 composite material and preparation method thereof |
| CN114589973A (en) * | 2022-04-21 | 2022-06-07 | 宁波市铁壳虫管业有限公司 | Low-temperature-resistant composite pipe and preparation method thereof |
| CN115124828A (en) * | 2022-07-28 | 2022-09-30 | 万华化学（宁波）有限公司 | Polyamide composition and preparation method thereof |
| CN115612290A (en) * | 2022-11-01 | 2023-01-17 | 东北林业大学 | Low-temperature wear-resistant antistatic polyamide composite material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210853A (en) * | 2002-12-27 | 2004-07-29 | Mitsui Chemicals Inc | Polyamide resin composition |
| CN102051043A (en) * | 2009-10-30 | 2011-05-11 | 上海金发科技发展有限公司 | High wear-resistant and cold-resistant toughened nylon composite material |
| CN103627172A (en) * | 2013-11-30 | 2014-03-12 | 河南城建学院 | High fluidity nylon material |
-
2018
- 2018-12-17 CN CN201811545266.9A patent/CN109722014A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210853A (en) * | 2002-12-27 | 2004-07-29 | Mitsui Chemicals Inc | Polyamide resin composition |
| CN102051043A (en) * | 2009-10-30 | 2011-05-11 | 上海金发科技发展有限公司 | High wear-resistant and cold-resistant toughened nylon composite material |
| CN103627172A (en) * | 2013-11-30 | 2014-03-12 | 河南城建学院 | High fluidity nylon material |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204888A (en) * | 2019-06-24 | 2019-09-06 | 平顶山华邦工程塑料有限公司 | A kind of low temperature resistant polyamide composite material and preparation method |
| CN111484733A (en) * | 2019-12-20 | 2020-08-04 | 四川鑫达企业集团有限公司 | Low-temperature-resistant anti-falling box material and preparation method thereof |
| CN111621146A (en) * | 2020-06-30 | 2020-09-04 | 重庆科聚孚工程塑料有限责任公司 | Low-water-absorption polyamide material and preparation method thereof |
| CN111675898A (en) * | 2020-06-30 | 2020-09-18 | 重庆科聚孚工程塑料有限责任公司 | Low-water-absorption toughened polyamide material and preparation method thereof |
| CN112662169A (en) * | 2020-10-16 | 2021-04-16 | 南京跃贝新材料科技有限公司 | High-impact-strength PA6 composite material and preparation method thereof |
| CN112480664A (en) * | 2020-11-30 | 2021-03-12 | 中国第一汽车股份有限公司 | Polyamide material, automobile cooling hose and preparation method thereof |
| CN114589973A (en) * | 2022-04-21 | 2022-06-07 | 宁波市铁壳虫管业有限公司 | Low-temperature-resistant composite pipe and preparation method thereof |
| CN115124828A (en) * | 2022-07-28 | 2022-09-30 | 万华化学（宁波）有限公司 | Polyamide composition and preparation method thereof |
| CN115124828B (en) * | 2022-07-28 | 2023-10-13 | 万华化学（宁波）有限公司 | Polyamide composition and preparation method thereof |
| CN115612290A (en) * | 2022-11-01 | 2023-01-17 | 东北林业大学 | Low-temperature wear-resistant antistatic polyamide composite material and preparation method and application thereof |
| CN115612290B (en) * | 2022-11-01 | 2024-06-11 | 东北林业大学 | Low-temperature wear-resistant antistatic polyamide composite material and preparation method and application thereof |
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