CN102850787A - Halogen-free flame-retarding nylon composite material - Google Patents
Halogen-free flame-retarding nylon composite material Download PDFInfo
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- CN102850787A CN102850787A CN2012101273045A CN201210127304A CN102850787A CN 102850787 A CN102850787 A CN 102850787A CN 2012101273045 A CN2012101273045 A CN 2012101273045A CN 201210127304 A CN201210127304 A CN 201210127304A CN 102850787 A CN102850787 A CN 102850787A
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Abstract
The invention relates to a halogen-free flame-retarding nylon composite material, and belongs to the technical field of high-molecular materials. The material is composed of the raw materials of, by weight: 40-46 parts of nylon 66 resin, 15-20 parts of nylon 1010 resin, 0.4-1.1 parts of a coupling agent, 10-18 parts of a flame retardant, 8-16 parts of phosphate, 0.2-0.8 parts of an antioxidant, and 16-28 parts of chopped glass fiber. The material has the advantages that the material has performance indicators of: a tensile strength greater than 140MPa, a bending strength greater than 220MPa, an izod notch impact strength greater than 24kj/m<2>, a melt index greater than 16g/10min, and a flame retardance reaching V-0 (UL-94-1.6mm).
Description
Technical field
the invention belongs to technical field of polymer materials, be specifically related to a kind of nylon composite materials of halogen-free flameproof.
Background technology
in order to improve the flame retardant resistance of nylon material, usually add the halogen fire retardant in formula, although this halogen fire retardant can play good fire retardation, can produce a large amount of acid smog when material combustion, thereby cause secondary harm and jeopardize human body.Therefore, halogen-containing nylon is because losing environmental protection gradually by people's cold reception.In view of this, for the nylon material of developing halogen-free flameproof, have undoubtedly positive realistic meaning, technical scheme described below produces under this prerequisite.
Summary of the invention
task of the present invention is to provide a kind of nylon composite materials of halogen-free flameproof, and this material has excellent halogen-free flameproof effect and uses and embody environmental protection, avoid secondary pollution and guarantee personal safety.
task of the present invention completes like this, a kind of nylon composite materials of halogen-free flameproof, and its raw material by following parts by weight forms:
40～46 parts of Nylon 66s;
15～20 parts of nylon 1010 resins;
0.4～1.1 part of coupling agent;
10～18 parts of fire retardants;
8～16 parts of phosphoric acid salt;
0.2～0.8 part, oxidation inhibitor;
16～28 parts, glass fibre.
in a specific embodiment of the present invention, described Nylon 66 is fusing point more than 230 ℃ and the viscosity index nylon resin that is 2.4.
in another specific embodiment of the present invention, described nylon 1010 resin is fusing point more than 220 ℃ and the viscosity index nylon resin that is 2.3.
in another specific embodiment of the present invention, described coupling agent is the aminopropyl Ethoxysilane.
in another specific embodiment of the present invention, described fire retardant is the magnesium hydroxide through activation treatment.
also have a specific embodiment of the present invention, described phosphoric acid salt is melamine pyrophosphate.
more of the present invention and, in specific embodiment, described oxidation inhibitor is three (2,4 di-tert-butyl-phenyl) phosphorous acid ester.
in of the present invention and then specific embodiment, the alkali-free short glass fiber that described glass fibre is length 6 ㎜.
the nylon composite materials of halogen-free flameproof provided by the invention has following performance index after tested: tensile strength is greater than 140MPa, and flexural strength is greater than 220MPa, and the socle girder notched Izod impact strength is greater than 24kj/m
2
, melting index is greater than 16g/10min, and flame retardant resistance reaches V-0 (UL-94-1.6mm).
Embodiment
embodiment 1:
take by weight Nylon 66 and be fusing point more than 230 ℃ and viscosity index be 2.4 40.1 parts of nylon resins, nylon 1010 resin be fusing point more than 220 ℃ and viscosity index be 2.3 15.2 parts of nylon resins, coupling agent be that 0.4 part of aminopropyl Ethoxysilane, fire retardant are 16 parts of 8.5 parts of melamine pyrophosphates, the oxidation inhibitor alkali-free short glass fibers that 0.2 part of three (2,4 di-tert-butyl-phenyl) phosphorous acid ester and length are 6 ㎜ through 10.3 parts of magnesium hydroxides, the phosphoric acid salt of activation treatment.
embodiment 2:
take by weight Nylon 66 and be fusing point more than 230 ℃ and viscosity index be 2.4 42.2 parts of nylon resins, nylon 1010 resin be fusing point more than 220 ℃ and viscosity index be 2.3 17.5 parts of nylon resins, coupling agent be that 0.7 part of aminopropyl Ethoxysilane, fire retardant are 20 parts of 10.9 parts of melamine pyrophosphates, the oxidation inhibitor alkali-free short glass fibers that 0.4 part of three (2,4 di-tert-butyl-phenyl) phosphorous acid ester and length are 6 ㎜ through 14.5 parts of magnesium hydroxides, the phosphoric acid salt of activation treatment.
embodiment 3:
take by weight Nylon 66 and be fusing point more than 230 ℃ and viscosity index be 2.4 44 parts of nylon resins, nylon 1010 resin be fusing point more than 220 ℃ and viscosity index be 2.3 18.9 parts of nylon resins, coupling agent be that 0.9 part of aminopropyl Ethoxysilane, fire retardant are 25 parts of 13.5 parts of melamine pyrophosphates, the oxidation inhibitor alkali-free short glass fibers that 0.6 part of three (2,4 di-tert-butyl-phenyl) phosphorous acid ester and length are 6 ㎜ through 16 parts of magnesium hydroxides, the phosphoric acid salt of activation treatment.
embodiment 4:
take by weight Nylon 66 and be fusing point more than 230 ℃ and viscosity index be 2.4 45.8 parts of nylon resins, nylon 1010 resin be fusing point more than 220 ℃ and viscosity index be 2.3 20 parts of nylon resins, coupling agent be that 1.1 parts of aminopropyl Ethoxysilanes, fire retardant are 28 parts of 15.7 parts of melamine pyrophosphates, the oxidation inhibitor alkali-free short glass fibers that 0.8 part of three (2,4 di-tert-butyl-phenyl) phosphorous acid ester and length are 6 ㎜ through 17.9 parts of magnesium hydroxides, the phosphoric acid salt of activation treatment.
the nylon composite materials of the halogen-free flameproof obtained by above-described embodiment 1 to 4 has the technique effect shown in following table after tested.
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Tensile strength MPa | 140 | 142 | 145 | 148 |
| Flexural strength MPa | 220 | 223 | 226 | 229 |
| Socle girder notched Izod impact strength kj/m 2 | 24.4 | 24.8 | 25 | 25.5 |
| Melting index g/10min | 18 | 17.6 | 17.0 | 16.5 |
| Flame retardant resistance (UL-94-1.6mm) | V-0 | V-0 | V-0 | V-0 |
。
Claims (8)
1.
a kind of nylon composite materials of halogen-free flameproof is characterized in that it is comprised of the raw material of parts by weight once:
40～46 parts of Nylon 66s;
15～20 parts of nylon 1010 resins;
0.4～1.1 part of coupling agent;
10～18 parts of fire retardants;
8～16 parts of phosphoric acid salt;
0.2～0.8 part, oxidation inhibitor;
16～28 parts, glass fibre.
2.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described Nylon 66 is fusing point more than 230 ℃ and the viscosity index nylon resin that is 2.4.
3.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described nylon 1010 resin is fusing point more than 220 ℃ and the viscosity index nylon resin that is 2.3.
4.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described coupling agent is the aminopropyl Ethoxysilane.
5.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described fire retardant is for the magnesium hydroxide through activation treatment.
6.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described phosphoric acid salt is melamine pyrophosphate.
7.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that described oxidation inhibitor is three (2,4 di-tert-butyl-phenyl) phosphorous acid ester.
8.
the nylon composite materials of halogen-free flameproof according to claim 1, is characterized in that the alkali-free short glass fiber that described glass fibre is length 6 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101273045A CN102850787A (en) | 2012-04-27 | 2012-04-27 | Halogen-free flame-retarding nylon composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101273045A CN102850787A (en) | 2012-04-27 | 2012-04-27 | Halogen-free flame-retarding nylon composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102850787A true CN102850787A (en) | 2013-01-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101273045A Pending CN102850787A (en) | 2012-04-27 | 2012-04-27 | Halogen-free flame-retarding nylon composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105061866A (en) * | 2015-08-12 | 2015-11-18 | 国网山东省电力公司临沂供电公司 | Wood-plastic distribution box casing and preparation method thereof |
| CN107987524A (en) * | 2017-12-11 | 2018-05-04 | 青岛科技大学 | A kind of preparation of low-cost and high-performance halogen-free flame-retardant nylon material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101503569A (en) * | 2008-02-04 | 2009-08-12 | 金发科技股份有限公司 | Glass fiber reinforced halogen-free flame-retardant PA66 and preparation thereof |
| CN101735601A (en) * | 2009-12-23 | 2010-06-16 | 东莞市信诺橡塑工业有限公司 | Heat and flame resistant nylon composite |
| CN101812231A (en) * | 2010-04-16 | 2010-08-25 | 北京化工大学 | Halogen free flame retardant nylon 6 composite with high CTI value and preparation method thereof |
-
2012
- 2012-04-27 CN CN2012101273045A patent/CN102850787A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101503569A (en) * | 2008-02-04 | 2009-08-12 | 金发科技股份有限公司 | Glass fiber reinforced halogen-free flame-retardant PA66 and preparation thereof |
| CN101735601A (en) * | 2009-12-23 | 2010-06-16 | 东莞市信诺橡塑工业有限公司 | Heat and flame resistant nylon composite |
| CN101812231A (en) * | 2010-04-16 | 2010-08-25 | 北京化工大学 | Halogen free flame retardant nylon 6 composite with high CTI value and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105061866A (en) * | 2015-08-12 | 2015-11-18 | 国网山东省电力公司临沂供电公司 | Wood-plastic distribution box casing and preparation method thereof |
| CN107987524A (en) * | 2017-12-11 | 2018-05-04 | 青岛科技大学 | A kind of preparation of low-cost and high-performance halogen-free flame-retardant nylon material |
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| PB01 | Publication | ||
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Application publication date: 20130102 |