CN1657568A - Super-toughness fire resistant nylon alloy - Google Patents

Super-toughness fire resistant nylon alloy Download PDF

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Publication number
CN1657568A
CN1657568A CN200410036590XA CN200410036590A CN1657568A CN 1657568 A CN1657568 A CN 1657568A CN 200410036590X A CN200410036590X A CN 200410036590XA CN 200410036590 A CN200410036590 A CN 200410036590A CN 1657568 A CN1657568 A CN 1657568A
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CN
China
Prior art keywords
retardant
fire
nylon alloy
super tough
nylon
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.)
Pending
Application number
CN200410036590XA
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Chinese (zh)
Inventor
黄兆阁
李伟
孙文强
李荣勋
刘莉
刘波
冯绍华
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Qingdao University of Science and Technology
Original Assignee
Qingdao University of Science and Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao University of Science and Technology filed Critical Qingdao University of Science and Technology
Priority to CN200410036590XA priority Critical patent/CN1657568A/en
Publication of CN1657568A publication Critical patent/CN1657568A/en
Pending legal-status Critical Current

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Abstract

An ultrahigh-toughness flame-retarded nylon alloy is proportionally prepared from nylon, flame retarder, flame-retarding synergist toughening agent, optical stabilizer and antioxidizing agent through mixing them except nylon, extruding out to obtain particles, mixing with nylon, dual-screw extruding out, cooling, drying and cutting to become particles.

Description

A kind of super tough fire-retardant nylon alloy
Technical field:
The present invention relates to a kind of super tough fire-retardant nylon Alloy And Preparation Method.
Background technology:
Nylon is one of the most frequently used engineering plastics, have stronger chemical-resistant, tensile strength, wear resistance, the while good fluidity, the processing characteristics excellence, therefore since industrialization, be widely used in fields such as automobile, electronic apparatus, industrial machinery, packing, living utensil, as fuel tank, the water tank of automobile and truck, power connector, cell box, motor casing, rly. shell, power tool shell etc.But there are defectives such as shock strength is low, inflammable in nylon, has limited it further to apply, particularly automobile that consumption is very big and electrical apparatus industry.
Summary of the invention:
Purpose of the present invention is exactly in order to overcome the defective that above-mentioned prior art exists, a kind of have excellent toughness and flame retardant properties to be provided, can satisfying nylon alloy material of automobile and electrical apparatus industry performance requriements and preparation method thereof.
Purpose of the present invention can be achieved through the following technical solutions: a kind of super tough fire-retardant nylon alloy, it is characterized in that, and comprise following component and content (weight part):
Nylon 55-80
Fire retardant 5-20
Retardant synergist 2-10
Toughner 2-22
Photostabilizer 0.2-5
Oxidation inhibitor 0.1-2
Described fire retardant is the bromine compounds.
Described retardant synergist is the mixture of antimonous oxide, stibnate, borate, phosphorous acid esters or these compounds.
Described toughner is ethene and senior a-olefin copolymer, styrene-butadiene-styrene block copolymer, the mixture of hydrogenated styrene-butadiene-styrene block copolymers or these compounds.
Described photostabilizer is the mixture of benzophenone, benzotriazole category, hindered amines, titanium dioxide, zinc oxide, carbon black or these compounds.
Described oxidation inhibitor is the mixture of phenols, phosphorous acid esters, sulfur-bearing esters of gallic acid, metal passivator or these compounds.
A kind of preparation method of super tough fire-retardant nylon alloy, it is characterized in that, at first with fire retardant, retardant synergist, toughner, photostabilizer, oxidation inhibitor blend extruding pelletization, obtain the toughening flame-proof master batch, and then with filled toughening fire-retardant master granule and nylon resin after disperseing blend, by twin screw extruder extrude, cool off, dry, pelletizing, obtain product.
Compare with existing conventional art, the present invention can obtain the splendid nylon alloy material of toughness and flame retardant properties by selecting toughness reinforcing efficiently and flame-retardant system, can satisfy the service requirements of automobile and electrical apparatus industry.
Embodiment:
The present invention is further illustrated below by specific embodiment.
Embodiment 1-3:
With nylon is base-material, and the component concentration of its each composition (weight part) is listed in the table 1.
(1) fire retardant, retardant synergist, toughner, photostabilizer, oxidation inhibitor are placed high-speed mixer, mixed rotating speed 600rpm 10-15 minute.Mixed material is joined in the hopper of single screw extrusion machine, each of screw rod section temperature is 170-180, screw speed 300rpm, and material is made the toughening flame-proof master batch through pelletizing, air-dry, cooling.
(2) with toughening flame-proof master batch and nylon after disperseing blend, by the twin screw extruder fusion, mixing, extrude, cool off, dry, pelletizing and packing, obtain product.Each of screw rod section temperature is 240-280 ℃, and screw speed is 300rpm, makes the standard batten again for performance test, and test result is listed in the table 2.
The component concentration of table 1 a super tough fire-retardant nylon alloy
Sequence number Title material Embodiment 1 Embodiment 2
????1 Nylon ????60 ????80
????2 Fire retardant ????10 ????13
????3 Retardant synergist ????3 ????4
????4 Toughner ????8 ????12
????5 Photostabilizer ????1.2 ????1.5
????6 Oxidation inhibitor ????0.15 ????0.2
Above-mentioned fire retardant is a TDE.
Above-mentioned retardant synergist is an antimonous oxide.
Above-mentioned toughner is ethylene-octene copolymer.
Above-mentioned photostabilizer is 2-hydroxyl-4-octyloxy benzophenone.
Above-mentioned oxidation inhibitor is 2,6-di-t-butyl-4-cresols.
The physical and mechanical property of table 2 a super tough fire-retardant nylon alloy
Sequence number Performance index Unit Embodiment 1 Embodiment 2
????1 Tensile strength ????MPa ????65 ????69
????2 Flexural strength ????MPa ????84 ????87
????3 Notched Izod impact strength ????KJ/m 2 ????16 ????14
????4 Flame retardant rating ????/ ????V-0 ????V-0

Claims (7)

1. a super tough fire-retardant nylon alloy is characterized in that, comprises following component and content (weight part):
Nylon 55-80
Fire retardant 5-20
Retardant synergist 2-10
Toughner 2-22
Photostabilizer 0.2-5
Oxidation inhibitor 0.1-2
2. a kind of super tough fire-retardant nylon alloy according to claim 1 is characterized in that described fire retardant is the bromine compounds.
3. a kind of super tough fire-retardant nylon alloy according to claim 1 is characterized in that described retardant synergist is the mixture of antimonous oxide, stibnate, borate, phosphorous acid esters or these compounds.
4. a kind of super tough fire-retardant nylon alloy according to claim 1, it is characterized in that, described toughner is ethene and senior a-olefin copolymer, styrene-butadiene-styrene block copolymer, the mixture of hydrogenated styrene-butadiene-styrene block copolymers or these compounds.
5. a kind of super tough fire-retardant nylon alloy according to claim 1 is characterized in that described photostabilizer is the mixture of benzophenone, benzotriazole category, hindered amines, titanium dioxide, zinc oxide, carbon black or these compounds.
6. a kind of super tough fire-retardant nylon alloy according to claim 1 is characterized in that described oxidation inhibitor is the mixture of phenols, phosphorous acid esters, sulfur-bearing esters of gallic acid, metal passivator or these compounds.
7. the preparation method of a super tough fire-retardant nylon alloy, it is characterized in that, at first with fire retardant, retardant synergist, toughner, photostabilizer, oxidation inhibitor blend extruding pelletization, obtain the toughening flame-proof master batch, and then with filled toughening fire-retardant master granule and nylon resin after disperseing blend, by twin screw extruder extrude, cool off, dry, pelletizing, obtain product.
CN200410036590XA 2004-12-07 2004-12-07 Super-toughness fire resistant nylon alloy Pending CN1657568A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200410036590XA CN1657568A (en) 2004-12-07 2004-12-07 Super-toughness fire resistant nylon alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200410036590XA CN1657568A (en) 2004-12-07 2004-12-07 Super-toughness fire resistant nylon alloy

Publications (1)

Publication Number Publication Date
CN1657568A true CN1657568A (en) 2005-08-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200410036590XA Pending CN1657568A (en) 2004-12-07 2004-12-07 Super-toughness fire resistant nylon alloy

Country Status (1)

Country Link
CN (1) CN1657568A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102492290A (en) * 2011-12-01 2012-06-13 上海华谊集团华原化工有限公司 Preparation method for high-strength high-toughness flame-retardant polyamide
CN102627855A (en) * 2012-04-27 2012-08-08 常熟市发东塑业有限公司 Cold-resistant high flame retardant nylon composite material
CN105086444A (en) * 2015-09-01 2015-11-25 深圳市兴邦盛塑胶原料有限公司 Halogen-free flame-retardant nylon composition and preparation method thereof
CN105350110A (en) * 2015-12-03 2016-02-24 苏州宝力塑胶材料有限公司 Production method of nylon fuzz for flocking
CN110256843A (en) * 2019-06-25 2019-09-20 平顶山市科隆新材料有限公司 A kind of flame-retardant and anti-static nylon material and preparation method thereof
CN110591353A (en) * 2019-09-28 2019-12-20 徐州腾飞工程塑料有限公司 Nylon hose formula

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102492290A (en) * 2011-12-01 2012-06-13 上海华谊集团华原化工有限公司 Preparation method for high-strength high-toughness flame-retardant polyamide
CN102627855A (en) * 2012-04-27 2012-08-08 常熟市发东塑业有限公司 Cold-resistant high flame retardant nylon composite material
CN105086444A (en) * 2015-09-01 2015-11-25 深圳市兴邦盛塑胶原料有限公司 Halogen-free flame-retardant nylon composition and preparation method thereof
CN105350110A (en) * 2015-12-03 2016-02-24 苏州宝力塑胶材料有限公司 Production method of nylon fuzz for flocking
CN105350110B (en) * 2015-12-03 2017-11-28 苏州宝力塑胶材料有限公司 The production method of flocking nylon fine hair
CN110256843A (en) * 2019-06-25 2019-09-20 平顶山市科隆新材料有限公司 A kind of flame-retardant and anti-static nylon material and preparation method thereof
CN110591353A (en) * 2019-09-28 2019-12-20 徐州腾飞工程塑料有限公司 Nylon hose formula

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