CN115197562A - Flame-retardant nylon particle and preparation method thereof - Google Patents
Flame-retardant nylon particle and preparation method thereof Download PDFInfo
- Publication number
- CN115197562A CN115197562A CN202210285426.0A CN202210285426A CN115197562A CN 115197562 A CN115197562 A CN 115197562A CN 202210285426 A CN202210285426 A CN 202210285426A CN 115197562 A CN115197562 A CN 115197562A
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- China
- Prior art keywords
- parts
- flame
- retardant nylon
- antioxidant
- flame retardant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004677 Nylon Substances 0.000 title claims abstract description 38
- 229920001778 nylon Polymers 0.000 title claims abstract description 38
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000003063 flame retardant Substances 0.000 title claims abstract description 36
- 239000002245 particle Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title abstract description 8
- 239000002216 antistatic agent Substances 0.000 claims abstract description 16
- 239000007822 coupling agent Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 12
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 12
- 229920006122 polyamide resin Polymers 0.000 claims abstract description 12
- 239000000314 lubricant Substances 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 6
- DQYHBUIHXMLXFA-UHFFFAOYSA-N 1,1,4,7,10,10-hexabromododecane Chemical group CCC(Br)(Br)CCC(Br)CCC(Br)CCC(Br)Br DQYHBUIHXMLXFA-UHFFFAOYSA-N 0.000 claims description 8
- VEOIIOUWYNGYDA-UHFFFAOYSA-N 2-[2-(6-aminopurin-9-yl)ethoxy]ethylphosphonic acid Chemical compound NC1=NC=NC2=C1N=CN2CCOCCP(O)(O)=O VEOIIOUWYNGYDA-UHFFFAOYSA-N 0.000 claims description 8
- 229920006146 polyetheresteramide block copolymer Polymers 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 4
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 4
- 239000008116 calcium stearate Substances 0.000 claims description 4
- 235000013539 calcium stearate Nutrition 0.000 claims description 4
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical group [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 229920000642 polymer Polymers 0.000 description 4
- 229920003231 aliphatic polyamide Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000006367 bivalent amino carbonyl group Chemical group [H]N([*:1])C([*:2])=O 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Classifications
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- 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
Abstract
The invention discloses a flame-retardant nylon particle which comprises the following components in parts by weight: 50-70 parts of polyamide resin, 15-30 parts of flame retardant, 4-9 parts of antioxidant, 3-5 parts of lubricant, 1-2 parts of coupling agent and 0.3-1 part of antistatic agent; stirring and mixing polyamide resin, a lubricant and a coupling agent at the rotation speed of 600r/min, then adding a flame retardant, an antioxidant and an antistatic agent, and mixing at the rotation speed of 300r/min to obtain a first material; and putting the first material into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 200-230 ℃, and extruding and granulating to obtain the flame-retardant nylon particles. The flame-retardant nylon particle and the preparation method thereof enable the nylon particle to have more excellent flame retardance, oxidation resistance, lubricity and antistatic property, and further improve the comprehensive performance of the nylon particle.
Description
[ technical field ] A
The invention relates to the technical field of nylon particle preparation, in particular to a flame-retardant nylon particle and a preparation method thereof.
[ background of the invention ]
Polyamide is commonly known as Nylon (Nylon), and is also known as polyamine (abbreviated as PA), which is a general name of thermoplastic resins containing recurring amide groups- [ NHCO ] -in the main chain of the molecule, and includes aliphatic PA, aliphatic-aromatic PA and aromatic PA. The aliphatic PA has many varieties, large yield and wide application, and the name is determined by the specific carbon atom number of the synthetic monomer. Invented by the american famous chemist carotas and his research group. However, the nylon particles in the prior art have insufficient flame retardance, oxidation resistance, lubricity and antistatic property, and cannot meet the market demand, and the prior art cannot improve the comprehensive performance of the nylon particles, so that further improvement is needed.
[ summary of the invention ]
In order to overcome the problems, a flame-retardant nylon particle and a preparation method thereof are developed, so that the comprehensive performance of the nylon particle is further improved.
In order to achieve the purpose, the invention adopts the technical scheme that: the flame-retardant nylon particle comprises the following components in parts by weight: 50-70 parts of polyamide resin, 15-30 parts of flame retardant, 4-9 parts of antioxidant, 3-5 parts of lubricant, 1-2 parts of coupling agent and 0.3-1 part of antistatic agent.
In one or more embodiments, the flame retardant is hexabromododecane or a homolog thereof.
In one or more embodiments, the antioxidant is selected from one or both of antioxidant 1076 and antioxidant 168.
In one or more embodiments, the lubricant is zinc stearate, calcium stearate, EBS, or silicone oil.
In one or more embodiments, the coupling agent may be a silane-based coupling agent or a titanate-based coupling agent.
In one or more embodiments, the antistatic agent is a polymeric permanent antistatic agent PEEA.
A preparation method of flame-retardant nylon particles comprises the following steps:
step one, stirring and mixing polyamide resin, a lubricant and a coupling agent at the rotation speed of 600r/min, then adding a flame retardant, an antioxidant and an antistatic agent, and mixing at the rotation speed of 300r/min to obtain a material I;
and step two, putting the material I into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 200-230 ℃, and extruding and granulating to obtain the flame-retardant nylon particles.
Compared with the background technology, the invention has the following beneficial effects:
by adopting the technical scheme, the flame-retardant nylon particles and the preparation method thereof provided by the invention have the advantages that the nylon particles have more excellent flame retardance, oxidation resistance, lubricity and antistatic property, and the comprehensive performance of the nylon particles is further improved.
[ detailed description ] embodiments
The first embodiment is as follows:
the flame-retardant nylon particle comprises the following components in parts by weight: 55 parts of polyamide resin, 24.7 parts of hexabromododecane, 5363 parts of antioxidant 10768.3, 4.2 parts of zinc stearate, 1.6 parts of silane coupling agent and 0.7 part of polymer permanent antistatic agent PEEA;
the flame-retardant nylon particle is prepared by the following steps: .
Step one, stirring and mixing polyamide resin, zinc stearate and silane coupling agent at the rotating speed of 600r/min, then adding hexabromododecane, antioxidant 1076 and high polymer permanent antistatic agent PEEA, and mixing at the rotating speed of 350r/min to obtain a material I;
and step two, putting the material I into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 210 ℃, and extruding and granulating to obtain the flame-retardant nylon particles.
Example two:
the flame-retardant nylon particle comprises the following components in parts by weight: 70 parts of polyamide resin, 20.8 parts of hexabromododecane, 5363 parts of antioxidant 1686.7 parts, 3.3 parts of calcium stearate, 2 parts of titanate coupling agent and 0.5 part of high-molecular permanent antistatic agent PEEA;
the flame-retardant nylon particle is prepared by the following steps: .
Step one, stirring and mixing polyamide resin, calcium stearate and titanate coupling agent at the rotation speed of 600r/min, then adding hexabromododecane, antioxidant 168 and high polymer permanent antistatic agent PEEA, and mixing at the rotation speed of 400r/min to obtain a material I;
and step two, putting the material I into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 230 ℃, and extruding and granulating to obtain the flame-retardant nylon particles.
Example three:
the flame-retardant nylon particle comprises the following components in parts by weight: 60 parts of polyamide resin, 27 parts of hexabromododecane, 1076 parts of antioxidant, 1687.2 parts of antioxidant, 3.8 parts of silicone oil, 1 part of titanate coupling agent and 0.3 part of high-molecular permanent antistatic agent PEEA.
The flame-retardant nylon particle is prepared by the following steps: .
Step one, stirring and mixing polyamide resin, silicone oil and titanate coupling agent at the rotation speed of 600r/min, then adding hexabromododecane, antioxidant 1076, antioxidant 168 and high polymer permanent antistatic agent PEEA, and mixing at the rotation speed of 450r/min to obtain a material I;
and step two, putting the material I into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 220 ℃, and extruding and granulating to obtain the flame-retardant nylon particles.
In the description of the specification, reference to the description of "one embodiment", "preferably", "an example", "a specific example" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and modifications and substitutions based on the known technology in the field are within the scope of the present invention, which should be limited by the claims.
Claims (7)
1. The flame-retardant nylon particle is characterized by comprising the following components in parts by weight: 50-70 parts of polyamide resin, 15-30 parts of flame retardant, 4-9 parts of antioxidant, 3-5 parts of lubricant, 1-2 parts of coupling agent and 0.3-1 part of antistatic agent.
2. The flame retardant nylon particle of claim 1, wherein: the flame retardant is hexabromododecane or a homologue thereof.
3. The flame retardant nylon particle of claim 1, wherein: the antioxidant is one or two of antioxidant 1076 and antioxidant 168.
4. The flame retardant nylon particle of claim 1, wherein: the lubricant is zinc stearate, calcium stearate, EBS or silicone oil.
5. The flame retardant nylon particle of claim 1, wherein: the coupling agent can be silane coupling agent or titanate coupling agent.
6. The flame retardant nylon particle of claim 1, wherein: the antistatic agent is a high-molecular permanent antistatic agent PEEA.
7. The method for preparing flame retardant nylon particles according to any one of claims 1 to 6, comprising the steps of:
step one, stirring and mixing polyamide resin, a lubricant and a coupling agent at the rotation speed of 600r/min, then adding a flame retardant, an antioxidant and an antistatic agent, and mixing at the rotation speed of 300-450r/min to obtain a material I;
and step two, putting the material I into a double-screw extruder, setting the rotating speed of a screw at 400r/min and the temperature at 200-230 ℃, and extruding and granulating to obtain the flame-retardant nylon particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210285426.0A CN115197562A (en) | 2022-03-22 | 2022-03-22 | Flame-retardant nylon particle and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210285426.0A CN115197562A (en) | 2022-03-22 | 2022-03-22 | Flame-retardant nylon particle and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115197562A true CN115197562A (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210285426.0A Pending CN115197562A (en) | 2022-03-22 | 2022-03-22 | Flame-retardant nylon particle and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115197562A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102863788A (en) * | 2012-09-28 | 2013-01-09 | 合肥杰事杰新材料股份有限公司 | Low-surface-resistance high-glass-fiber reinforced flame-retardant nylon resin composition and preparation method thereof |
| CN103146189A (en) * | 2013-02-26 | 2013-06-12 | 上海凯赛生物技术研发中心有限公司 | Nylon modified plastic |
-
2022
- 2022-03-22 CN CN202210285426.0A patent/CN115197562A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102863788A (en) * | 2012-09-28 | 2013-01-09 | 合肥杰事杰新材料股份有限公司 | Low-surface-resistance high-glass-fiber reinforced flame-retardant nylon resin composition and preparation method thereof |
| CN103146189A (en) * | 2013-02-26 | 2013-06-12 | 上海凯赛生物技术研发中心有限公司 | Nylon modified plastic |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221018 |
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| RJ01 | Rejection of invention patent application after publication |