CN107501914A - A kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof - Google Patents
A kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof Download PDFInfo
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- CN107501914A CN107501914A CN201610423349.5A CN201610423349A CN107501914A CN 107501914 A CN107501914 A CN 107501914A CN 201610423349 A CN201610423349 A CN 201610423349A CN 107501914 A CN107501914 A CN 107501914A
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- alkali glass
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
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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
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The present invention provides a kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof, and it is prepared by nylon reclaimed materials, nylon66 fiber, nylon grafted propylene acid, medium-alkali glass fibre, antioxidant, double tert-butyl peroxy base diisopropylbenzene (DIPB)s, blended, extrusion.The present invention in nylon reclaimed materials by adding nylon grafted propylene acid and double tert-butyl peroxy base diisopropylbenzene (DIPB)s, improve the compatibility between nylon and medium-alkali glass fiber, and improve intensity, cohesion, dispersive property of material etc. and significantly improve, final obtained composition is had good dispersiveness, compatibility, excellent rigid-tough balance, the making such as arrangements for automotive doors available for the product that had higher requirements to rigid-tough balance is marked time body.
Description
Technical field
The invention belongs to field of high polymer material modification, and in particular to a kind of medium-alkali glass fiber enhancing nylon reclaimed materials and
Its preparation method.
Background technology
Nylon is a kind of thermoplastic, and finished surface hardness is big, and elasticity is high, and heat resistance, chemical stability, insulating properties are good
It is good, it is widely used in fields such as auto parts and components, household electrical appliance.But with industrial expansion, the discarded amount of nylon
Increase year by year.In recent years, the recovery problem of waste or used plastics increasingly obtains everybody concern, and many enterprises proceed by reclaimed materials
Be modified again.
Nylon salvage material is because of aging, degraded, and its performance substantially decays, in the granulation process again of nylon reclaimed materials
In, nylon molecules chain segment can be destroyed and degraded again, therefore in order to preferably utilize reclaimed materials, can be typically modified again,
Improve the intensity and ageing-resistant performance of nylon.
Glass fibre to the humidifications of plastics clearly, and during the enhancing for being widely used in plastics is modified.Due to
Alkali-free glass fiber has excellent chemical stability, electrical insulating property and mechanical property, is mainly used in reinforced plastics, at present alkali-free glass fiber
Enhancing nylon material has been used widely.The alkali metal content of medium-alkali glass fiber is higher than alkali-free glass fiber, and its mechanical strength is not so good as
Alkali-free glass fiber, but abundance, it is cheap, substitute alkali-free glass fiber enhancing nylon material with medium-alkali glass fiber modified nylon materials
Material, can reduce cost, and the use of nylon reclaimed materials, can further reduce material cost, profit is brought to enterprise.
The content of the invention
It is an object of the invention to provide a kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof.
Technical scheme is as follows：
The invention provides a kind of medium-alkali glass fiber strengthen nylon reclaimed materials, the material prepared by weight by following components and
Into：
The nylon66 fiber melt index is 40~100g/10min under the conditions of 230 DEG C/2.16Kg.
The ash content of the nylon reclaimed materials is：2~10%, melt index is 10~40g/ under the conditions of 230 DEG C/2.16Kg
10min。
Grafting rate >=5% of described nylon grafted propylene acid.
Described antioxidant is 6- (4- hydroxyl -3,5- di-t-butyls phenylamino) just pungent sulfenyl -1,3,5- triazines of -2,4- two
(antioxidant 565) is 1 by weight with three [2.4- di-tert-butyl-phenyls] phosphite esters (irgasfos 168):1 is compounded.
It is 20~30 microns that described medium-alkali glass fibre, which has filament diameter,.
Another goal of the invention of the present invention is to provide the preparation method of above-mentioned medium-alkali glass fiber enhancing nylon reclaimed materials, first wraps
By 30~75 parts of nylon reclaimed materials, 10~30 parts of nylon66 fibers, 5~15 parts of nylon grafted propylene acid, 0.2~1 part of antioxidant and 0.5
~2 portions of double tert-butyl peroxy base diisopropylbenzene (DIPB)s are put into high-speed mixer and mixed 3~5 minutes；Then extruder is fed the mixture into
In, 10~25 parts of medium-alkali glass fibres are added from the glass fiber opening of extruder, extrusion pelletizing obtains required medium-alkali glass fiber enhancing Buddhist nun
Imperial reclaimed materials；Described extruder is double screw extruder, and the barrel temperature of extruder is 200~260 DEG C.
Beneficial effects of the present invention：
(1) present invention is in nylon reclaimed materials by adding nylon grafted propylene acid, material is had high polarity and anti-
Ying Xing, greatly improve the compatibility between nylon and medium-alkali glass fiber；
(2) double tert-butyl peroxy base diisopropylbenzene (DIPB)s reach the close knot with polymer with nylon grafted propylene acid collective effect
Close, significantly improve intensity, cohesion, dispersive property of material etc., finally make obtained composition have good dispersiveness,
Compatibility, excellent rigid-tough balance, the making such as arrangements for automotive doors available for the product that had higher requirements to rigid-tough balance are marked time
Body.
(3) the purpose of nylon66 fiber is added in the present composition is the viscosity of melt when adjusting melting extrusion, makes melt dispersion
It is good, it is well mixed, so as to broken strip when solving extrusion, stops up the problems such as die head.
(4) it is used in mixed way in the present invention using antioxidant 565 with irgasfos 168, its dosage is only 0.01-0.02 parts, greatly
The big dosage for reducing antioxidant, and common antioxidant dosage minimum 0.5% or so；And energy protection materials are in production, processing
Thermal oxidative degradation does not occur with during final use, so as to maintain the mechanical property of composition well.
Embodiment
The present invention is further illustrated with reference to embodiments.
Embodiment 1
By 75 parts of nylon reclaimed materials, 10 parts of nylon66 fibers, 5 parts of nylon grafted propylene acid, 0.01 part of antioxidant and 0.5 part of double uncle
Butyl peroxy base diisopropylbenzene (DIPB) is put into high-speed mixer and mixed 3 minutes, then feeds the mixture into extruder, by alkali in 10 parts
Glass adds from glass fiber opening, and extrusion pelletizing obtains required medium-alkali glass fiber enhancing nylon reclaimed materials.
Each zone temperatures of barrel of double screw extruder are respectively set to：One 200 DEG C of area, 215 DEG C of 2nd area, 225 DEG C of 3rd area,
Four 235 DEG C of areas, 240 DEG C of 5th area, 250 DEG C of 6th area, 260 DEG C of head.Extrusion bar is cooled to room temperature by circulating water chennel, by blowing
Machine enters pelleter after drying and is granulated.
Embodiment 2
30 parts of nylon reclaimed materials, 30 parts of nylon66 fibers, 15 parts of nylon grafted propylene acid, 0.02 part of antioxidant and 1.3 parts are double
Tert-butyl peroxy base diisopropylbenzene (DIPB) is put into high-speed mixer and mixed 4 minutes, then feeds the mixture into extruder, then by 25 parts
Medium-alkali glass fiber adds from glass fiber opening, and extrusion pelletizing obtains required medium-alkali glass fiber enhancing nylon reclaimed materials.
Each zone temperatures of barrel of double screw extruder are respectively set to：One 210 DEG C of area, 225 DEG C of 2nd area, 235 DEG C of 3rd area,
Four 245 DEG C of areas, 250 DEG C of 5th area, 260 DEG C of 6th area, 255 DEG C of head.Extrusion bar is cooled to room temperature by circulating water chennel, by blowing
Machine enters pelleter after drying and is granulated.
Embodiment 3
By 52 parts of nylon reclaimed materials, 20 parts of nylon66 fibers, 10 parts of nylon grafted propylene acid, 0.01 part of antioxidant and 2 parts of double uncles
Butyl peroxy base diisopropylbenzene (DIPB) is put into high-speed mixer and mixed 5 minutes, then feeds the mixture into extruder, by alkali in 18 parts
Glass adds from glass fiber opening, and extrusion pelletizing obtains required medium-alkali glass fiber enhancing nylon reclaimed materials.
Each zone temperatures of barrel of double screw extruder are respectively set to：One 210 DEG C of area, 215 DEG C of 2nd area, 225 DEG C of 3rd area,
Four 235 DEG C of areas, 240 DEG C of 5th area, 250 DEG C of 6th area, 255 DEG C of head.Extrusion bar is cooled to room temperature by circulating water chennel, by blowing
Machine enters pelleter after drying and is granulated.
The comprehensive mechanical property of material prepared by above-described embodiment 1-3 is by testing its tensile strength, bending strength, impact
Intensity and density etc., while it is shown in Table 1 as comparative example, specific performance test result with nylon66 fiber and nylon reclaimed materials：
Table 1
As can be seen from Table 1, the density for the medium-alkali glass fiber enhancing nylon reclaimed materials that prepared by the application is returned with nylon66 fiber and nylon
Rewinding is suitable, but its tensile strength, bending strength and bending modulus are significantly better than nylon66 fiber and nylon reclaimed materials, thus its have it is excellent
Different rigidity-toughness balanced performance.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this hair
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to implementation here
Example, for those skilled in the art according to the announcement of the present invention, not departing from improvement that scope made and modification all should be
Within protection scope of the present invention.
Claims (7)
1. a kind of medium-alkali glass fiber strengthens nylon reclaimed materials, it is characterised in that：It is prepared by weight by following components：
30 ~ 75 parts of nylon reclaimed materials
10 ~ 30 parts of nylon66 fiber
5 ~ 15 parts of nylon grafted propylene acid
10 ~ 25 parts of medium-alkali glass fibre
0.01 ~ 0.02 part of antioxidant
Double 0.5 ~ 2 part of tert-butyl peroxy base diisopropylbenzene (DIPB)s.
A kind of 2. medium-alkali glass fiber enhancing nylon reclaimed materials according to claim 1, it is characterised in that：The nylon66 fiber melting
Index is 40 ~ 100 g/10min under the conditions of 230 DEG C/2.16Kg.
A kind of 3. medium-alkali glass fiber enhancing nylon reclaimed materials according to claim 1, it is characterised in that：The nylon reclaimed materials
Ash content be：2 ~ 10%, melt index is 10 ~ 40g/10min under the conditions of 230 DEG C/2.16Kg.
A kind of 4. medium-alkali glass fiber enhancing nylon reclaimed materials according to claim 1, it is characterised in that：Described nylon grafting
Grafting rate >=5% of acrylic acid.
A kind of 5. medium-alkali glass fiber enhancing nylon reclaimed materials according to claim 1, it is characterised in that：Described antioxidant is
6- (4- hydroxyl -3,5- di-t-butyls phenylamino) just pungent sulfenyl -1,3,5- triazines of -2,4- two（Antioxidant 565）With three [2.4- bis-
Tert-butyl-phenyl] phosphite ester（Irgasfos 168）It is 1 by weight:1 is compounded.
A kind of 6. medium-alkali glass fiber enhancing nylon reclaimed materials according to claim 1, it is characterised in that：Described middle alkali glass
It is 20 ~ 30 microns that fiber, which has filament diameter,.
A kind of a kind of 7. preparation method of medium-alkali glass fiber enhancing nylon reclaimed materials as claimed in claim 1, it is characterised in that：First
By 30 ~ 75 parts of nylon reclaimed materials, 10 ~ 30 parts of nylon66 fibers, 5 ~ 15 parts of nylon grafted propylene acid, 0.2 ~ 1 part of antioxidant and 0.5 ~ 2 part
Double tert-butyl peroxy base diisopropylbenzene (DIPB)s are put into high-speed mixer and mixed 3 ~ 5 minutes；Then feed the mixture into extruder, then will
10 ~ 25 parts of medium-alkali glass fibres add from the glass fiber opening of extruder, and extruded pelletizing obtains required medium-alkali glass fiber enhancing nylon and returned
Rewinding；Described extruder is double screw extruder, and the barrel temperature of extruder is 200 ~ 260 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610423349.5A CN107501914A (en) | 2016-06-14 | 2016-06-14 | A kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610423349.5A CN107501914A (en) | 2016-06-14 | 2016-06-14 | A kind of medium-alkali glass fiber enhancing nylon reclaimed materials and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108384229A (en) * | 2018-03-07 | 2018-08-10 | 长春工业大学 | A kind of composite fibre reinforced nylon 6 reworked material and preparation method thereof |
| CN109651807A (en) * | 2018-11-13 | 2019-04-19 | 厦门金越电器有限公司 | A kind of modification salvage material of PA46 secondary material and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348609A (en) * | 2007-07-20 | 2009-01-21 | 比亚迪股份有限公司 | Composite nylon material and preparation thereof |
-
2016
- 2016-06-14 CN CN201610423349.5A patent/CN107501914A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348609A (en) * | 2007-07-20 | 2009-01-21 | 比亚迪股份有限公司 | Composite nylon material and preparation thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108384229A (en) * | 2018-03-07 | 2018-08-10 | 长春工业大学 | A kind of composite fibre reinforced nylon 6 reworked material and preparation method thereof |
| CN109651807A (en) * | 2018-11-13 | 2019-04-19 | 厦门金越电器有限公司 | A kind of modification salvage material of PA46 secondary material and preparation method thereof |
| CN109651807B (en) * | 2018-11-13 | 2021-08-20 | 厦门金越电器有限公司 | Modified recycled material of PA46 secondary material and preparation method thereof |
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