CN110343384A - A kind of modification regeneration PA material of HI high impact high durable and preparation method thereof - Google Patents
A kind of modification regeneration PA material of HI high impact high durable and preparation method thereof Download PDFInfo
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- CN110343384A CN110343384A CN201910681350.1A CN201910681350A CN110343384A CN 110343384 A CN110343384 A CN 110343384A CN 201910681350 A CN201910681350 A CN 201910681350A CN 110343384 A CN110343384 A CN 110343384A
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- regeneration
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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
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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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
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of modification regeneration PA materials of HI high impact high durable.The modification regeneration PA material includes the component of following mass parts: 60-75 parts of PA bottom material, 3-15 parts of organic siliconresin, 5-20 parts of toughener, 3-5 parts of compatilizer and 0.5-1 parts of antioxidant, and the PA bottom material includes regeneration PA.The cost of material is low by modification regeneration PA of the invention, preparation is simple, has excellent performance, and has very strong impact resistance and resistance to low temperature, can be widely used for mechanical industry, prepares the precise parts such as various gears, pulley, bearing in car industry.
Description
Technical field
The present invention relates to technical field of polymer materials, and in particular to a kind of modification regeneration PA material of HI high impact high durable
And preparation method thereof.
Background technique
Polyamide (PA), also known as nylon are that yield is maximum, kind is most, purposes is most wide in current general engineering plastic
The advantages that base resin has high mechanical strength, and fusing point is high and wear-resisting, oil resistant, fine heat-resisting performance, is widely used in vapour
The fields such as vehicle, electronics, machinery, machinery.But the water imbibition of polyamide is larger, causes product size stability poor, under dry state or low temperature
Impact strength is low, it is therefore desirable to be modified to it.In the various impact flexibility methods for improving PA, the blending of PA/EPDM changes
Property due to simple and easy, be formulated adaptable, be most widely used at present.PA polarity is good in PA/EPDM co-mixing system and EPDM
Polarity is poor, therefore EPDM toughening PA has that compatibility is bad, but by graft reaction such as fusion-grafting, solution graft copolymerization and
Solid phase grafting etc. can be solved preferably.The impact strength of PA/EPDM blend linearly increases with the increase of EPDM content
Greatly, brittle-ductile transition temperature increases with EPDM content and is gradually decreased.Currently, there is the PA/EPDM product of a variety of trades mark in the market,
Such as the Novamid ST series that the Zytel ST series of Du Pont, Mitsubishi are melted into, but these PA/EPDM product selling prices generally compared with
It is high.There are a large amount of recuperable PA resins due to various scrapping for product, can effectively reduce using PA reclaimed materials as bottom material
Cost realizes resource-effective and protection environment, however since the mechanical property of PA reclaimed materials is poor compared with PA virgin material, if by PA reclaimed materials
Continue on for electric appliance, automobile and other industries, processing must be just modified to its performance, reaches different mechanical strengths and want
It asks.
Summary of the invention
It is an object of the invention to provide a kind of modification of HI high impact high durable again in place of overcome the deficiencies in the prior art
Raw PA material and preparation method thereof, the cost of material is low by modification regeneration PA, and has excellent performance, and has good impact resistance and resistance to
Cryogenic property.
To achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of modification regeneration PA material of HI high impact high durable, the component including following mass parts: 60-75 parts of PA bottom material,
3-15 parts of organic siliconresin, 5-20 parts of toughener, 3-5 parts of compatilizer and 0.5-1 parts of antioxidant, the PA bottom material include regeneration
PA.The present invention can improve regeneration PA material using the organic siliconresin of above-mentioned certain content, the compounding of toughener and compatilizer
Stability, lower temperature resistance and impact strength.
Preferably, the PA bottom material includes regeneration PA6, regeneration PA66 and virgin material PA610, wherein regeneration PA6, regeneration
PA66, virgin material PA610 mass ratio be (1-3): (1-3): (1-3).It is that bottom material can drop that the present invention, which selects regeneration PA6 and PA66,
Low cost, while being utilized by waste plastics recovery, realize resource-effective and protection environment；PA can be improved in addition virgin material PA610
The stability and improvement processability of bottom material.The different compound proportions of regeneration PA6, regeneration PA66, virgin material PA610 are selected to will lead to material
Material performance changes, and the present invention, can be into one using the regeneration PA6 of the special ratios, the compounding of regeneration PA66 and virgin material PA610
Step improves mechanical strength, stability and the processability of modification regeneration PA material.
Preferably, the regeneration PA6 and regeneration PA66 is high visocity nylon, and relative viscosity 2.8-3.2, purity is greater than
99%.
Preferably, the toughener includes POE-g-MAH, KN-g-MAH, SEBS-g-MAH, Nano-meter SiO_22In at least one
Kind.
Preferably, the compatilizer includes PP-g-MAH, EVA, nanometer NaOH, nanometer Al (OH)3At least one of.
Preferably, the antioxidant includes at least one of antioxidant 1010, irgasfos 168.
Preferably, the antioxidant is the mixture of antioxidant 1010 and irgasfos 168, wherein antioxidant 1010 and anti-
The mass ratio of oxygen agent 168 is 1:1, and antioxygenic property effect is preferable.
Toughness, the compatibility of PA material can be enhanced by the type of preferred toughener, compatilizer and antioxidant in the present invention
With the performances such as low temperature resistant.
The present invention also provides the preparation methods of the modification regeneration PA material of above-mentioned HI high impact high durable, including following step
It is rapid:
(1) accurate weighing a variety of materials according to the ratio；
(2) PA bottom material is put into plasticator reaction utensil, heats simultaneously turn on agitator, is melted to PA bottom material, pour into title
Measured organic siliconresin solution, continues to stir, mix well, then discharging cooling, crushes, obtains mixture；
(3) mixture, toughener, compatilizer and the antioxidant for obtaining step (2) are thrown into after high-speed mixer mixing
In double screw extruder, squeezes out, is granulated by frit reaction, obtain modification regeneration PA material.
The cost of material is low by modification regeneration PA of the invention, preparation is simple, has excellent performance, and has very strong impact resistance and resistance to
Cryogenic property can be widely used for mechanical industry, prepare the precise parts such as various gears, pulley, bearing in car industry, with current city
PA/EPDM alloy on field is compared, similar performance but low in cost, has very strong competitiveness.
Compared with prior art, the invention has the benefit that
The cost of material is low by modification regeneration PA of the invention, preparation is simple, has excellent performance, and has good impact resistance and resistance to
Cryogenic property can be widely used for mechanical industry, prepare the precise parts such as various gears, pulley, bearing in car industry.
Specific embodiment
Purposes, technical schemes and advantages in order to better illustrate the present invention, below in conjunction with specific embodiment to the present invention
It further illustrates.It will be appreciated by those skilled in the art that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
In embodiment, used experimental method is conventional method unless otherwise specified, material used, reagent etc.,
It is commercially available unless otherwise specified.
The constituent (mass parts) of the modification regeneration PA material of the HI high impact high durable of Examples 1 to 7 as shown in table 1,
Wherein, the modification regeneration PA material of the HI high impact high durable of Examples 1 to 7 preparation method the following steps are included:
(1) accurate weighing a variety of materials according to the ratio；
(2) PA bottom material is put into plasticator reaction utensil, heats simultaneously turn on agitator, is melted to PA bottom material, pour into title
Measured organic siliconresin solution, continues to stir, mix well, then discharging cooling, crushes, obtains mixture；
(3) mixture, toughener, compatilizer and the antioxidant for obtaining step (2) are thrown into after high-speed mixer mixing
In double screw extruder, squeezes out, is granulated by frit reaction, modification regeneration PA material is prepared.
Table 1
It is high visocity nylon that PA6 and regeneration PA66 are regenerated in table 1, and relative viscosity 2.8-3.2, purity is greater than 99%.
The modification regeneration PA material being prepared according to the above method is subjected to Izod notched impact experimental test, test
The results are shown in Table 2.
Table 2
By embodiment 1 and 4 result of embodiment it is found that the present invention uses regeneration PA6, regenerates answering for PA66 and virgin material PA610
Match, is more conducive to improve the impact resistance and resistance to low temperature of PA material.By embodiment 1-7 result it is found that by adjusting regeneration
PA6, the compound proportion for regenerating PA66, virgin material PA610, organic siliconresin, toughener and compatilizer, the modification PA material being prepared
Expect at low cost, and has excellent performance, there is good impact resistance and resistance to low temperature, wherein the modification regeneration PA material of embodiment 2
Expect performance more preferably.In addition, inventor in experiments it is found that, the impact resistance of the PA material of embodiment 1 and embodiment 6 and low temperature resistant
Similar performance, but the PA material against oxidative better performances of embodiment 1 are conducive to the stability for improving the material and use the longevity
Life.Modification regeneration PA material prepared by the present invention can be used for mechanical industry, prepare various gears, pulley, bearing etc. in car industry
Precise part.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than protects to the present invention
The limitation of range is protected, although the invention is described in detail with reference to the preferred embodiments, those skilled in the art should
Understand, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the essence of technical solution of the present invention
And range.
Claims (8)
1. a kind of modification regeneration PA material of HI high impact high durable, which is characterized in that the component including following mass parts: PA bottom material
60-75 parts, 3-15 parts of organic siliconresin, 5-20 parts of toughener, 3-5 parts of compatilizer and 0.5-1 parts of antioxidant, the PA bottom material packet
Include regeneration PA.
2. the modification regeneration PA material of HI high impact high durable according to claim 1, which is characterized in that the PA bottom material packet
Include regeneration PA6, regeneration PA66 and virgin material PA610, wherein regeneration PA6, regeneration PA66, virgin material PA610 mass ratio be (1-3):
(1-3): (1-3).
3. the modification regeneration PA material of HI high impact high durable according to claim 2, which is characterized in that the regeneration PA6
It is high visocity nylon with regeneration PA66, relative viscosity 2.8-3.2, purity is greater than 99%.
4. the modification regeneration PA material of HI high impact high durable according to claim 1-3, which is characterized in that described
Toughener includes POE-g-MAH, KN-g-MAH, SEBS-g-MAH, Nano-meter SiO_22At least one of.
5. the modification regeneration PA material of HI high impact high durable according to claim 1-3, which is characterized in that described
Compatilizer includes PP-g-MAH, EVA, nanometer NaOH, nanometer Al (OH)3At least one of.
6. the modification regeneration PA material of HI high impact high durable according to claim 1-3, which is characterized in that described
Antioxidant includes at least one of antioxidant 1010, irgasfos 168.
7. the modification regeneration PA material of HI high impact high durable according to claim 6, which is characterized in that the antioxidant is
The mixture of antioxidant 1010 and irgasfos 168, wherein the mass ratio of antioxidant 1010 and irgasfos 168 is 1:1.
8. the preparation method of the modification regeneration PA material such as the described in any item HI high impact high durables of claim 1-7, feature
It is, comprising the following steps:
(1) accurate weighing a variety of materials according to the ratio；
(2) PA bottom material is put into plasticator reaction utensil, heats and turn on agitator is poured into and weighed to the fusing of PA bottom material
Organic siliconresin solution, continue to stir, mix well, then discharging cooling, crush, obtain mixture；
(3) mixture, toughener, compatilizer and the antioxidant for obtaining step (2) are thrown into after high-speed mixer mixing in double
Screw extruder squeezes out by frit reaction, is granulated, obtains modification regeneration PA material.
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| CN201910681350.1A CN110343384A (en) | 2019-07-26 | 2019-07-26 | A kind of modification regeneration PA material of HI high impact high durable and preparation method thereof |
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| CN201910681350.1A CN110343384A (en) | 2019-07-26 | 2019-07-26 | A kind of modification regeneration PA material of HI high impact high durable and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110483990A (en) * | 2019-08-10 | 2019-11-22 | 厦门金沐实业有限公司 | A kind of hyperfrequency active RFID Internet of Things band electronic tag super-toughened nylon 66 composite material and preparation method |
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| CN101792596A (en) * | 2010-03-25 | 2010-08-04 | 从化市聚赛龙工程塑料有限公司 | Composite material for recycling waste vehicle nylon products and preparation method thereof |
| CN103059556A (en) * | 2011-10-19 | 2013-04-24 | 合肥杰事杰新材料股份有限公司 | Polyamide composition and preparation method thereof |
| CN106280423A (en) * | 2016-08-30 | 2017-01-04 | 宁波伊德尔新材料有限公司 | A kind of anti-bacteria nylon composite and preparation method thereof |
| CN108587151A (en) * | 2017-12-27 | 2018-09-28 | 浙江普利特新材料有限公司 | It is a kind of to apply in automobile cooling system alcoholysis resistance nylon material and preparation method thereof |
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Patent Citations (5)
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| CN1858101A (en) * | 2006-04-26 | 2006-11-08 | 南京聚隆化学实业有限责任公司 | Inorganic nano particle modified high performance recovery plastic and its preparing process |
| CN101792596A (en) * | 2010-03-25 | 2010-08-04 | 从化市聚赛龙工程塑料有限公司 | Composite material for recycling waste vehicle nylon products and preparation method thereof |
| CN103059556A (en) * | 2011-10-19 | 2013-04-24 | 合肥杰事杰新材料股份有限公司 | Polyamide composition and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110483990A (en) * | 2019-08-10 | 2019-11-22 | 厦门金沐实业有限公司 | A kind of hyperfrequency active RFID Internet of Things band electronic tag super-toughened nylon 66 composite material and preparation method |
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Application publication date: 20191018 |