CN109504074A - Fire-retardant enhancing high-temperature nylon of one kind and preparation method thereof - Google Patents
Fire-retardant enhancing high-temperature nylon of one kind and preparation method thereof Download PDFInfo
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- CN109504074A CN109504074A CN201811228435.6A CN201811228435A CN109504074A CN 109504074 A CN109504074 A CN 109504074A CN 201811228435 A CN201811228435 A CN 201811228435A CN 109504074 A CN109504074 A CN 109504074A
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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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- 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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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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Abstract
The invention discloses a kind of fire-retardant enhancing high-temperature nylons and preparation method thereof, including 43~47% PPA resin, 0.2~0.5% coupling agent KH550,1~3% toughener, 17~19% fire retardant, 5~6% auxiliary flame retardant, 0.2~0.5% lubricant, 0.1~0.3% release agent, 0.3~0.5% antioxidant and 29~31% glass fibre.PPA resin is dried 4 hours as heat in 160 DEG C of drying boxes and removes moisture removal, by moisture control below 0.02%；Raw material is weighed by raw material composition and ratio, PPA resin mixing toughener, coupling agent are put into blender to mix 1 minute, fire retardant, antioxidant, release agent, mix lubricant 2 minutes is added, each component is sufficiently stirred, it is uniformly mixed, uniformly mixed raw material is released stand-by；Uniformly mixed raw material is added in Twin screw extruder and is squeezed out after abundant melting mixing, the material after extrusion is subjected to cooling, air-dried, granulation and packaging.
Description
Technical field
The present invention relates to technical field of macromolecules, specially a kind of fire-retardant enhancing high-temperature nylon and preparation method thereof.
Background technique
Nylon engineering plastic with its mechanical performance, durability, corrosion resistance, in terms of high-performance benefits,
It is widely used in the industries such as electric, automobile, building, office equipment, machinery, aerospace, to mould Dai Gang, to mould Dai Mu
International popular trend is had become, when in terms of being applied to electric switch, automobile engine accessory, engineering, needs nylon
Material has more preferable intensity and anti-flammability, heat-resisting quantity, thus it is proposed that a kind of fire-retardant enhancing high-temperature nylon and its preparation side
Method is for solving the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of fire-retardant enhancing high-temperature nylons and preparation method thereof, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: a kind of fire-retardant enhancing high-temperature nylon, with quality percentage
Than meter, raw material composition include: 43~47% PPA resin, 0.2~0.5% coupling agent KH550,1~3% toughener, 17
~19% fire retardant, 5~6% auxiliary flame retardant, 0.2~0.5% lubricant, 0.1~0.3% release agent, 0.3~0.5%
Antioxidant and 29~31% glass fibre.
A kind of preferred case study on implementation, by percentage to the quality, raw material composition includes: 45% PPA resin, 0.3%
Coupling agent KH550,1% toughener, 18% fire retardant, 6% auxiliary flame retardant, 0.2% lubricant, 0.1% release agent,
0.4% antioxidant and 29% glass fibre.
A kind of preferred case study on implementation, by percentage to the quality, raw material composition includes: 44% PPA resin, 0.3%
Coupling agent KH550,2% toughener, 17% fire retardant, 5% auxiliary flame retardant, 0.2% lubricant, 0.2% release agent,
The glass fibre of 0.3% antioxidant 31%.
Preferably, the toughener is maleic anhydride grafted ethene octene copolymer or maleic anhydride grafting person's EPDM
One of rubber.
Preferably, the fire retardant be one of brominated Polystyrene or high molecular weight brominated epoxy resin, it is described auxiliary
Auxiliary flame retardant is one of antimony oxide or sodium antimonate.
Preferably, the lubricant is N, and N '-ethylene bis stearamide, the release agent is high molecular polythene sodium, institute
State antioxidant be 1098 and 168 in 2:1 ratio mixture, the glass fibre be 13.5 μm of Mount Taishan glasses of filament diameter.
A kind of preparation method of fire-retardant enhancing high-temperature nylon, which comprises the steps of:
S1, feedstock processing: PPA resin is dried 4 hours as heat in 160 DEG C of drying boxes and removes moisture removal, moisture is controlled 0.02%
Below；Raw material is weighed by raw material composition and ratio, PPA resin mixing toughener, coupling agent are put into blender and mixed 1 minute, then
Fire retardant, antioxidant, release agent, mix lubricant 2 minutes is added, each component is sufficiently stirred, is uniformly mixed, will be uniformly mixed
Raw material release it is stand-by；
S2, melting extrusion: uniformly mixed raw material is added in Twin screw extruder and is squeezed out after abundant melting mixing.
S3, product handling system: the material after extrusion is subjected to cooling, air-dried, granulation and packaging.
Preferably, the engine speed of the Twin screw extruder is 360 revs/min, and host feeding is 22 revs/min, glass item
Number 8, temperature setting is 310-330 DEG C, and the Twin screw extruder is divided into ten warm areas, the warm area temperature are as follows: one section
300 DEG C of temperature, two sections 330 DEG C of temperature, three sections 330 DEG C of temperature, four sections 325 DEG C of temperature, five sections 320 DEG C of processing temperature, six sections add
310 DEG C of work temperature, seven sections 305 DEG C of processing temperature, eight sections 300 DEG C of processing temperature, nine sections 300 DEG C of processing temperature, head processing temperature
300 DEG C of degree.
Compared with prior art, the beneficial effects of the present invention are: a large amount of glass fibres are added in this material feedstock, keep it outstanding
Arm beam notch shock is up to 12KJ/M2 (ISO 180), tensile strength is up to 189MPa(ISO 527-1), there is its intensity height,
The advantages of good mechanical property, fire retardant, the antioxidant being added in raw material, flame retardant rating up to UL94 V0, make its anti-flammability and
High oxidation and corrosion resistance is good, upper with bright in application especially suitable for electric switch, automobile engine accessory, engineering accessory etc.
Aobvious advantage.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
The present invention provides a kind of embodiment: a kind of fire-retardant enhancing high-temperature nylon, by percentage to the quality, raw material composition packet
It includes: 45% PPA resin, 0.3% coupling agent KH550,1% toughener, 18% fire retardant, 6% auxiliary flame retardant, 0.2%
Lubricant, 0.1% release agent, 0.4% antioxidant and 29% glass fibre.
Further, toughener is maleic anhydride grafted ethene octene copolymer, and fire retardant is brominated Polystyrene, auxiliary
Fire retardant is antimony oxide.
Further, lubricant N, N '-ethylene bis stearamide, release agent are high molecular polythene sodium, and antioxidant is
1098 and 168 in 2:1 ratio mixture, glass fibre be 13.5 μm of Mount Taishan glasses of filament diameter.
A kind of preparation method of fire-retardant enhancing high-temperature nylon, which comprises the steps of:
S1, feedstock processing: PPA resin is dried 4 hours as heat in 160 DEG C of drying boxes and removes moisture removal, moisture is controlled 0.02%
Below；Raw material is weighed by raw material composition and ratio, PPA resin mixing toughener, coupling agent are put into blender and mixed 1 minute, then
Fire retardant, antioxidant, release agent, mix lubricant 2 minutes is added, each component is sufficiently stirred, is uniformly mixed, will be uniformly mixed
Raw material release it is stand-by；
S2, melting extrusion: uniformly mixed raw material is added in Twin screw extruder and is squeezed out after abundant melting mixing；
S3, product handling system: the material after extrusion is subjected to cooling, air-dried, granulation and packaging.
Preferably, the engine speed of the Twin screw extruder is 360 revs/min, and host feeding is 22 revs/min, glass item
Number 8, temperature setting is 310-330 DEG C, and the Twin screw extruder is divided into ten warm areas, the warm area temperature are as follows: one section
300 DEG C of temperature, two sections 330 DEG C of temperature, three sections 330 DEG C of temperature, four sections 325 DEG C of temperature, five sections 320 DEG C of processing temperature, six sections add
310 DEG C of work temperature, seven sections 305 DEG C of processing temperature, eight sections 300 DEG C of processing temperature, nine sections 300 DEG C of processing temperature, head processing temperature
300 DEG C of degree, specific processing technology is as follows table.
Embodiment 2
The present invention provides a kind of another group of embodiment: fire-retardant enhancing high-temperature nylon, by percentage to the quality, raw material composition packet
It includes: 44% PPA resin, 0.3% coupling agent KH550,2% toughener, 17% fire retardant, 5% auxiliary flame retardant, 0.2%
Lubricant, 0.2% release agent, the glass fibre of 0.3% antioxidant 31%.
Further, toughener is maleic anhydride grafting person ethylene propylene diene rubber, and fire retardant is high molecular weight brominated epoxy
Resin, auxiliary flame retardant are sodium antimonate.
Further, lubricant N, N '-ethylene bis stearamide, release agent are high molecular polythene sodium, and antioxidant is
1098 and 168 in 2:1 ratio mixture, glass fibre be 13.5 μm of Mount Taishan glasses of filament diameter.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of fire-retardant enhancing high-temperature nylon, by percentage to the quality, raw material composition includes: 43~47% PPA resin, 0.2
~0.5% coupling agent KH550,1~3% toughener, 17~19% fire retardant, 5~6% auxiliary flame retardant, 0.2~0.5%
Lubricant, 0.1~0.3% release agent, 0.3~0.5% antioxidant and 29~31% glass fibre.
2. a kind of fire-retardant enhancing high-temperature nylon according to claim 1, by percentage to the quality, raw material composition includes:
45% PPA resin, 0.3% coupling agent KH550,1% toughener, 18% fire retardant, 6% auxiliary flame retardant, 0.2% profit
Lubrication prescription, 0.1% release agent, 0.4% antioxidant and 29% glass fibre.
3. a kind of fire-retardant enhancing high-temperature nylon according to claim 1, by percentage to the quality, raw material composition includes:
44% PPA resin, 0.3% coupling agent KH550,2% toughener, 17% fire retardant, 5% auxiliary flame retardant, 0.2% profit
Lubrication prescription, 0.2% release agent, the glass fibre of 0.3% antioxidant 31%.
4. a kind of fire-retardant enhancing high-temperature nylon according to claim 1, it is characterised in that: the toughener is maleic anhydride
One of grafted ethene octene copolymer or maleic anhydride grafting person's ethylene propylene diene rubber.
5. a kind of fire-retardant enhancing high-temperature nylon according to claim 1, it is characterised in that: the fire retardant is brominated polyphenylene
One of ethylene or high molecular weight brominated epoxy resin, the auxiliary flame retardant are one in antimony oxide or sodium antimonate
Kind.
6. a kind of fire-retardant enhancing high-temperature nylon according to claim 1, it is characterised in that: the lubricant is N, N '-second
Support bis-stearamides, the release agent be high molecular polythene sodium, the antioxidant be 1098 and 168 in 2:1 ratio mixing
Object, the glass fibre are 13.5 μm of Mount Taishan glasses of filament diameter.
7. according to claim 1 to the preparation method of the fire-retardant enhancing high-temperature nylon of one kind described in 6, which is characterized in that including such as
Lower step:
S1, feedstock processing: PPA resin is dried 4 hours as heat in 160 DEG C of drying boxes and removes moisture removal, moisture is controlled 0.02%
Below；Raw material is weighed by raw material composition and ratio, PPA resin mixing toughener, coupling agent are put into blender and mixed 1 minute, then
Fire retardant, antioxidant, release agent, mix lubricant 2 minutes is added, each component is sufficiently stirred, is uniformly mixed, will be uniformly mixed
Raw material release it is stand-by；
S2, melting extrusion: uniformly mixed raw material is added in Twin screw extruder and is squeezed out after abundant melting mixing；
S3, product handling system: the material after extrusion is subjected to cooling, air-dried, granulation and packaging.
8. the preparation method of the fire-retardant enhancing high-temperature nylon of one kind according to claim 7, it is characterised in that: the double helix
The engine speed of extruder is 360 revs/min, and host feeding is 22 revs/min, and glass item number 8, temperature setting is 310-330
DEG C, the Twin screw extruder is divided into ten warm areas, the warm area temperature are as follows: and one section 300 DEG C of temperature, two sections 330 DEG C of temperature, three
330 DEG C of Duan Wendu, four sections 325 DEG C of temperature, five sections 320 DEG C of processing temperature, six sections 310 DEG C of processing temperature, seven sections of processing temperatures 305
DEG C, eight sections 300 DEG C of processing temperature, nine sections 300 DEG C of processing temperature, 300 DEG C of head processing temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811228435.6A CN109504074A (en) | 2018-10-22 | 2018-10-22 | Fire-retardant enhancing high-temperature nylon of one kind and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811228435.6A CN109504074A (en) | 2018-10-22 | 2018-10-22 | Fire-retardant enhancing high-temperature nylon of one kind and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109504074A true CN109504074A (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811228435.6A Pending CN109504074A (en) | 2018-10-22 | 2018-10-22 | Fire-retardant enhancing high-temperature nylon of one kind and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111961338A (en) * | 2020-06-22 | 2020-11-20 | 中平神马江苏新材料科技有限公司 | Manufacturing process of flame-retardant nylon |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0807665A2 (en) * | 1996-05-14 | 1997-11-19 | Amoco Corporation | Flame retardant high temperature polyphthalamides having improved thermal stability |
| CN101817978A (en) * | 2010-04-21 | 2010-09-01 | 深圳市科聚新材料有限公司 | High temperature nylon PPA reinforcing material and preparation method thereof |
| CN104262954A (en) * | 2014-09-03 | 2015-01-07 | 东莞市川旭塑料科技有限公司 | High-performance polyamide plastic PA8T and preparation method thereof |
| CN104277454A (en) * | 2014-09-28 | 2015-01-14 | 滁州华胜新材料科技有限公司 | Preparation method of high-impact weather-resistant flame-retardant reinforced nylon 6 for high glow-wire |
| CN104292825A (en) * | 2014-07-08 | 2015-01-21 | 东莞市众一新材料科技有限有限公司 | Flame-retardant reinforced high temperature nylon composite material and its preparation method |
-
2018
- 2018-10-22 CN CN201811228435.6A patent/CN109504074A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0807665A2 (en) * | 1996-05-14 | 1997-11-19 | Amoco Corporation | Flame retardant high temperature polyphthalamides having improved thermal stability |
| CN101817978A (en) * | 2010-04-21 | 2010-09-01 | 深圳市科聚新材料有限公司 | High temperature nylon PPA reinforcing material and preparation method thereof |
| CN104292825A (en) * | 2014-07-08 | 2015-01-21 | 东莞市众一新材料科技有限有限公司 | Flame-retardant reinforced high temperature nylon composite material and its preparation method |
| CN104262954A (en) * | 2014-09-03 | 2015-01-07 | 东莞市川旭塑料科技有限公司 | High-performance polyamide plastic PA8T and preparation method thereof |
| CN104277454A (en) * | 2014-09-28 | 2015-01-14 | 滁州华胜新材料科技有限公司 | Preparation method of high-impact weather-resistant flame-retardant reinforced nylon 6 for high glow-wire |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111961338A (en) * | 2020-06-22 | 2020-11-20 | 中平神马江苏新材料科技有限公司 | Manufacturing process of flame-retardant nylon |
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