CN106366651B - A kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof - Google Patents
A kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof Download PDFInfo
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- CN106366651B CN106366651B CN201610754479.7A CN201610754479A CN106366651B CN 106366651 B CN106366651 B CN 106366651B CN 201610754479 A CN201610754479 A CN 201610754479A CN 106366651 B CN106366651 B CN 106366651B
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- low temperature
- flame retardant
- temperature resistant
- cable tie
- resistant flame
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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
-
- 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
-
- 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
-
- 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
- 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
- C08L2205/02—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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of low temperature resistant flame retardant nylon cable tie materials, are prepared by each component of following parts by weight: 100 parts of nylon resin, 5~15 parts of main toughener, 1~5 part of auxiliary toughener, 8~15 parts of cold resistant plasticizer, 0.5~2 part of other processing aids.Main toughener uses silicon-acrylic type silicon rubber, and auxiliary toughener uses polyamide elastomer.This low temperature resistant flame retardant nylon cable tie material has excellent resistance to low temperature, while having stronger anti-flammability, and flame retardant rating reaches V-2 rank.
Description
Technical field
The present invention relates to a kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof, belong to polymer modification processing neck
Domain.
Technical background
Nylon cable tie have many advantages, such as pulling force is strong, acidproof, non-aging, insulating properties and widely used, however not
Modified nylon cable tie use temperature range is relatively narrow, it is common to use temperature is -20 DEG C -80 DEG C, and which has limited nylon cable ties to exist
The application in bigger field.Low temperature resistant modified nylon materials mainly have lower glass transition temperature by adding in nylon resin
Component is spent as toughener, and toughener usually has following several: 1. polyolefin elastomer and its graft (POE)；2. ternary second
Third rubber (EPDM)；3. the maleic anhydride grafts (PE-g-MAH) of polyethylene；4. styrene butadiene thermoplasticelastomer
(SBS)；5. sarin resin (Surlyn)；6. the copolymer of acrylate or salt；7. ethylene-acrylate-maleic anhydride
Object etc..Above-mentioned toughener can effectively improve the low-temperature flexibility of nylon, but there is also a common defect, i.e., above-mentioned toughenings
The introducing of agent can all reduce the flame retardant rating of nylon base.
Patent No. CN104829832A discloses a kind of preparation method of organic-silicon-modified fire-retardant Nylon 6, that is, will when polymerizeing
Nylon is copolymerized with organosilicon modifier, obtains flame retardant type casting nylon composite materials；Patent No. 104974504A is disclosed
A kind of fire-retardant nylon composite material by nylon resin and the preparation of organic-silicon-modified resin.The above patent has all obtained fire-retardant nylon
Composite material, but do not have the composite material that can apply to low temperature resistant flame retardant nylon cable tie.
Summary of the invention
The scope of the present invention is only by claims defined, not by this section institute those set forth in any degree
Limitation.
The technical problem to be solved by the present invention is being changed for this not fire-retardant defect of existing low temperature resistant nylon band
It is kind, a kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof is provided.To solve the above-mentioned problems, the skill that the present invention uses
Art scheme is: using silicon rubber as main toughener, the good nylon elastomer of auxiliary flexible, and adding cold resistant plasticizer and improves production
The cold tolerance of product.Silicon rubber has lower glass transition temperature, while oxygen index (OI) is higher, nonflammable, therefore has both
Low temperature resistant and fire-retardant characteristic.Nylon elastomer has good flexibility, and the toughness of product can be improved.
A kind of low temperature resistant flame retardant nylon cable tie material provided by the invention and preparation method thereof, by each group of following parts by weight
Divide and be prepared:
The nylon resin is polyhexamethylene adipamide (PA66), and feature viscosity is 2.4-2.8.
The main toughener is silicon rubber, specially silicon-acrylic type toughener, the preferably beautiful sun S2001, S2100 of Mitsubishi,
One of S3020 or combinations thereof.
The auxiliary toughener is polyamide elastomer, including polyester-polyamide copolymer, polyether-polyamide copolymer
One of or combinations thereof, wherein polyether segment include tetrahydrofuran polyether, propylene oxide polyether, polyethylene glycol, polypropylene glycol,
Polytetramethylene glycol, polyester segment include polycaprolactone, both-end hydroxyl group aliphatic polyester, polycarbonate.
The cold resistant plasticizer is the different certain herbaceous plants with big flowers ester of adipic acid two, dioctyl adipate, sebacic acid dioctyl ester, sebacic acid di-n fourth
One of ester or multiple combinations.
Other described processing aids include one of antioxidant, lubricant, light stabilizer, antistatic agent, Masterbatch or
Several mixing.
The present invention also provides the preparation methods of above-mentioned low temperature resistant flame retardant nylon cable tie material, the specific steps are as follows:
Step 1: nylon resin, main toughener, auxiliary toughener and other processing aids are proportionally added into high-speed stirring
It mixes in machine, stirs evenly, uniform premix is made；
Step 2: premix is added from main spout, and cold resistant plasticizer is added by liquid pump from side spout in proportion
Enter；
Step 3: being granulated via double screw extruder melting extrusion, and particle is dry, obtains pricking with low temperature resistant flame retardant nylon
Belt composite.
In double screw extruder melting extrusion granulation process, processing temperature setting is as follows:: 240 DEG C of an area, two areas 270
DEG C, 270 DEG C of 3rd area, 260 DEG C of 4th area, 260 DEG C of 5th area, 6th area be 260 DEG C, 250 DEG C of 7th area, 8th area are 250 DEG C, nine 270 DEG C of areas,
Ten 275 DEG C of areas.Engine speed is 400 revs/min.
There is excellent resistance to low temperature using low temperature resistant flame retardant nylon cable tie material prepared by the technical program, simultaneously
The flame retardant rating of material reaches V-2 rank.
Specific embodiment
It is further described below in conjunction with specific embodiment, but does not therefore limit the present invention to the embodiment described
In range.
It is raw materials used in specific embodiment:
Nylon resin is produced by table mountain Shen Ma engineering plastics Co., Ltd, trade mark EPR27.
Main toughener: the beautiful sun S2001 of Mitsubishi；
Auxiliary toughener: French A Kema Pebax 5533.
Embodiment 1
(1) low temperature resistant flame retardant nylon cable tie material prescription:
(2) preparation process of low temperature resistant flame retardant nylon cable tie material are as follows:
Step 1: nylon resin, main toughener, auxiliary toughener and other processing aids are proportionally added into high-speed stirring
It mixes in machine, stirs evenly, uniform premix is made；
Step 2: premix is added from main spout, and cold resistant plasticizer is added by liquid pump from side spout in proportion
Enter；
Step 3: being granulated via double screw extruder melting extrusion, and particle is dry, obtains pricking with low temperature resistant flame retardant nylon
Belt composite.
In double screw extruder melting extrusion granulation process, processing temperature setting is as follows:: 240 DEG C of an area, two areas 270
DEG C, 270 DEG C of 3rd area, 260 DEG C of 4th area, 260 DEG C of 5th area, 6th area be 260 DEG C, 250 DEG C of 7th area, 8th area are 250 DEG C, nine 270 DEG C of areas,
Ten 275 DEG C of areas.Engine speed is 400 revs/min.
Embodiment 2
Low temperature resistant flame retardant nylon cable tie material prescription:
The preparation process of the present embodiment is same as Example 1.
Embodiment 3
Low temperature resistant flame retardant nylon cable tie material prescription:
The preparation process of the present embodiment is same as Example 1.
Embodiment 4
Low temperature resistant flame retardant nylon cable tie material prescription:
The preparation process of the present embodiment is same as Example 1.
Comparative example 1
The preparation process of this comparative example is same as Example 1.
Comparative example 2
The preparation process of this comparative example is same as Example 1.
The obtained product of embodiment 1-4 and comparative example 1-2 is tested by the following method:
By product after 90 DEG C are dried in vacuo 4 hours, nylon cable tie is made by injection molding machine, is molded process for machining
It is as follows:
Processing temperature: 260 DEG C of an area, two 270 DEG C of areas, three 280 DEG C of areas；Pressure is 60MPa；Screw speed is 200-
400mm/s；Mold temperature is 80 DEG C；
Experimental method: cryogenic freezing, -40 DEG C, 24 hours；
Above-mentioned 4 embodiments and 2 comparative example products and batten performance detection are summarized as shown in table 1:
1 comparative example of table summarizes with embodiment performance detection
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 | Comparative example 2 |
| Pulling force/kgf | 36 | 35 | 33 | 32 | 38 | 37 |
| Cryogenic freezing doubling | Constantly | Constantly | Constantly | Constantly | Constantly | Constantly |
| UL-94 flame retardant rating | V-2 | V-2 | V-2 | V-2 | NV | NV |
The tension intensity of embodiment is close with comparative example it can be seen from 1 test result of table, after cryogenic freezing, embodiment
It is kept with comparative example continuous；But in anti-flammability, embodiment can achieve V-2 grades, and comparative example be unable to reach it is fire-retardant
Rank.
The above is preferred embodiment of the present invention, but the present invention is not limited to disclosed example ranges, without departing from this hair
The modification completed under bright disclosed principle, falls within the scope of the present invention.
Claims (10)
1. a kind of low temperature resistant flame retardant nylon cable tie material, which is characterized in that be prepared by each component of following parts by weight:
The nylon resin is polyhexamethylene adipamide, and feature viscosity is 2.4-2.8；
The main toughener is silicon-acrylic type silicon rubber.
2. low temperature resistant flame retardant nylon cable tie material according to claim 1, it is characterised in that: the main toughener is that Mitsubishi is beautiful
One of positive S2001, S2100, S3020 or combinations thereof.
3. low temperature resistant flame retardant nylon cable tie material according to claim 1, it is characterised in that: the auxiliary toughener is polyamides
Amine elastomer.
4. low temperature resistant flame retardant nylon cable tie material according to claim 3, it is characterised in that: the auxiliary toughener is poly-
One of ester-polyamide copolymer, polyether-polyamide copolymer or combinations thereof.
5. low temperature resistant flame retardant nylon cable tie material according to claim 1, it is characterised in that: the cold resistant plasticizer for oneself two
One of sour two different certain herbaceous plants with big flowers esters, di-n-butyl sebacic acid or combinations thereof.
6. low temperature resistant flame retardant nylon cable tie material according to claim 1, it is characterised in that: other described processing aids include
One of antioxidant, lubricant, light stabilizer, antistatic agent, Masterbatch or its mixing.
7. low temperature resistant flame retardant nylon cable tie material according to claim 1, which is characterized in that by each component of following parts by weight
It is prepared:
8. low temperature resistant flame retardant nylon cable tie material according to claim 1, which is characterized in that by each component of following parts by weight
It is prepared:
9. low temperature resistant flame retardant nylon cable tie material according to claim 1, which is characterized in that by each component of following parts by weight
It is prepared:
10. low temperature resistant flame retardant nylon cable tie material according to claim 1, which is characterized in that a kind of low temperature resistant flame retardant nylon
Band material, preparation method are as follows:
Step 1: nylon resin, main toughener, auxiliary toughener and other processing aids are proportionally added into high-speed mixer
In, it stirs evenly, uniform premix is made；
Step 2: premix is added from main spout, and cold resistant plasticizer is proportionally added by liquid pump from side spout；
Step 3: being granulated via double screw extruder melting extrusion, and particle is dry, obtains multiple with low temperature resistant flame retardant nylon cable tie
Condensation material,
In double screw extruder melting extrusion granulation process, processing temperature setting is as follows: 240 DEG C of an area, 270 DEG C of 2nd area, three
270 DEG C of area, 260 DEG C of 4th area, 260 DEG C of 5th area, 6th area be 260 DEG C, 250 DEG C of 7th area, 8th area are 250 DEG C, nine 270 DEG C of areas, tenth area
275 DEG C, engine speed is 400 revs/min.
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| CN201610754479.7A CN106366651B (en) | 2016-08-29 | 2016-08-29 | A kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof |
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| CN201610754479.7A CN106366651B (en) | 2016-08-29 | 2016-08-29 | A kind of low temperature resistant flame retardant nylon cable tie material and preparation method thereof |
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| CN106366651B true CN106366651B (en) | 2019-06-07 |
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| CN109535706A (en) * | 2018-10-18 | 2019-03-29 | 金旸（厦门）新材料科技有限公司 | A kind of Weather resistant halogen-free flame retardant enhancing nylon material and preparation method |
| CN109825072A (en) * | 2018-11-29 | 2019-05-31 | 苏州斯英铂聚合材料有限公司 | A kind of fire-retardant nylon material of high tenacity and preparation method thereof |
| CN109880360B (en) * | 2019-02-22 | 2021-08-31 | 河南城建学院 | High-cold impact resistant nylon composite material and preparation method thereof |
| CN110305474A (en) * | 2019-06-21 | 2019-10-08 | 平顶山华邦工程塑料有限公司 | A kind of low temperature resistant flame retardant polyamide compoiste material and preparation method thereof |
| 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 |
| CN110903646A (en) * | 2019-12-11 | 2020-03-24 | 南通双晨新材料科技有限公司 | Preparation method of nylon cable tie material with high and low temperature resistance |
| CN111253733B (en) * | 2020-04-07 | 2022-09-02 | 长沙五犇新材料科技有限公司 | Modified nylon elastomer and preparation method and application thereof |
| CN112063091A (en) * | 2020-09-07 | 2020-12-11 | 海信（山东）冰箱有限公司 | Refrigerator, refrigerator liner material and preparation method thereof |
| CN112812548B (en) * | 2020-12-31 | 2022-07-22 | 河北晨升塑胶制品有限公司 | High-temperature-resistant and low-temperature-impact-resistant nylon material and preparation method thereof |
| US20230147709A1 (en) * | 2021-11-10 | 2023-05-11 | Ascend Performance Materials Operations Llc | Dry and cold performance of polyamides via incorporation of polyether diamines |
| CN116135928B (en) * | 2023-03-24 | 2024-04-26 | 苏州旭光聚合物有限公司 | Low-temperature-resistant PA6 material and preparation method thereof |
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