CN104744773A - Halogen-free flame retardant polyethylene composite material and preparation method thereof - Google Patents
Halogen-free flame retardant polyethylene composite material and preparation method thereof Download PDFInfo
- Publication number
- CN104744773A CN104744773A CN201310742507.XA CN201310742507A CN104744773A CN 104744773 A CN104744773 A CN 104744773A CN 201310742507 A CN201310742507 A CN 201310742507A CN 104744773 A CN104744773 A CN 104744773A
- Authority
- CN
- China
- Prior art keywords
- halogen
- composite material
- compound
- flame retardant
- add
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
- C08K2201/011—Nanostructured additives
-
- 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
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a halogen-free flame retardant polyethylene composite material and a preparation method thereof. The halogen-free flame retardant polyethylene composite material provided by the invention comprises the following components by weight: 50%-75% of polyethylene, 12%-18% of a compound flame retardant, 5%-25% of a filler, 0.1%-0.5% of a coupling agent, 0.5%-2% of pentaerythritol stearate, and 0.1%-1% of an antioxidant. The compound flame retardant is a compound of ammonium polyphosphate, polydimethylsiloxane and bisphenol A-bis(diphenyl phosphate) in a mass ratio of 1:1:3, and the filler is a compound filler of heavy calcium carbonate, precipitated barium sulphate and nano-montmorillonite in a mass ratio of 5:3:2. The halogen-free flame retardant polyethylene composite material provided by the invention not only has excellent flame retardant properties, oxygen index up to over 30, no halogen, low smoke, no molten droplet and environmental friendliness, but also has good mechanical properties, excellent heat resistance and processing properties, thus having very good practical value and broad development space.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of halogen-free polythene flame redardant composite material and preparation method thereof.
Background technology
Polyethylene be a kind of have light weight, nontoxic and superior chemical resistance can thermoplastic material, and cheap, forming process is easy, has been widely used in the industries such as electrical equipment, chemical industry, food, machinery at present.But polyethylene exists the deficiency of flame resistivity difference, under the envrionment conditions being applied to the high temperature of electrical equipment, cable etc., heating, electric discharge, be easy to burning and cause fire.Therefore, polyethylene anti-flaming modification be also concerned gradually and pay attention to.
Summary of the invention
The object of the present invention is to provide halogen-free polythene flame redardant composite material of good, the low cigarette of a kind of flame retardant properties, nontoxic and fine heat-resisting performance and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: halogen-free polythene flame redardant composite material, and its component by mass percent proportioning is: polyethylene 50% ~ 75%, compound flame redundant 12% ~ 18%, filler 5% ~ 25%, coupling agent 0.1% ~ 0.5%, pentaerythritol stearate 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%.
Described compound flame redundant is the compound of the ammonium polyphosphate of mass ratio 1:1:3, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) three composition.
Described filler is the compounded mix of the water-ground limestone of mass ratio 5:3:2, process white and nano imvite three composition.
Described coupling agent is silane coupling agent or aluminium titanium composite coupler.
Described oxidation inhibitor is the hindered phenol antioxygen 1010 of mass ratio 1:1 and the compound antioxidant of phosphite ester kind antioxidant composition.
The preparation method of halogen-free polythene flame redardant composite material of the present invention, comprises the following steps:
(1), system joins compound flame redundant: take ammonium polyphosphate, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, after making to mix, discharging is stand-by;
(2), system joins compounded mix: take water-ground limestone, process white and nano imvite by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, after making to mix, discharging is stand-by;
(3), high-speed mixer is added by taking the material that step (2) obtains by weight ratio, add the coupling agent taken by weight ratio simultaneously, be not less than 1500r/min, barrel temperature at rotating speed to stir 5 ~ 15 minutes at 80 DEG C ~ 120 DEG C, be then cooled to lower than 40 DEG C, discharging is stand-by;
(4), polyethylene, pentaerythritol stearate, oxidation inhibitor will be taken by weight ratio, add in high-speed mixer, add simultaneously and take compound flame redundant that step (1) obtains and the material that step (3) obtains by weight ratio, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed;
(5), the mixture that step (4) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, namely obtain the present invention.
The invention has the beneficial effects as follows, the present invention not only has excellent flame retardant properties, and its oxygen index can reach more than 30, Halogen, low cigarette, without molten drop and environmental friendliness, and mechanical property is good, resistance toheat and processing characteristics excellence, thus have good practical value and wide development space.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
A kind of halogen-free polythene flame redardant composite material, its component by mass percent proportioning is: the compound antioxidant 1% of the hindered phenol antioxygen 1010 of polyethylene 54%, compound flame redundant 18%, filler 25%, aluminium titanium composite coupler 0.5%, pentaerythritol stearate 1.5%, mass ratio 1:1 and phosphite ester kind antioxidant composition.Wherein, described compound flame redundant is the compound of the ammonium polyphosphate of mass ratio 1:1:3, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) three composition, and described filler is the compounded mix of the water-ground limestone of mass ratio 5:3:2, process white and nano imvite three composition.
Its preparation method is: (1), system join compound flame redundant: take ammonium polyphosphate, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, and after making to mix, discharging is stand-by; (2), system joins compounded mix: take water-ground limestone, process white and nano imvite by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, after making to mix, discharging is stand-by; (3), high-speed mixer is added by taking the material that step (2) obtains by weight ratio, add the aluminium titanium composite coupler taken by weight ratio simultaneously, be not less than 1500r/min, barrel temperature at rotating speed to stir 5 ~ 15 minutes at 80 DEG C ~ 120 DEG C, then be cooled to lower than 40 DEG C, discharging is stand-by; (4), polyethylene, pentaerythritol stearate, the hindered phenol antioxygen 1010 of mass ratio 1:1 and the compound antioxidant of phosphite ester kind antioxidant composition will be taken by weight ratio, add in high-speed mixer, add simultaneously and take compound flame redundant that step (1) obtains and the material that step (3) obtains by weight ratio, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed; (5), the mixture that step (4) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, namely obtain the present invention.
Claims (6)
1. a halogen-free polythene flame redardant composite material, it is characterized in that, its component by mass percent proportioning is: polyethylene 50% ~ 75%, compound flame redundant 12% ~ 18%, filler 5% ~ 25%, coupling agent 0.1% ~ 0.5%, pentaerythritol stearate 0.5% ~ 2%, oxidation inhibitor 0.1% ~ 1%.
2. halogen-free polythene flame redardant composite material according to claim 1, is characterized in that, described compound flame redundant is the compound of the ammonium polyphosphate of mass ratio 1:1:3, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) three composition.
3. halogen-free polythene flame redardant composite material according to claim 1, is characterized in that, described filler is the compounded mix of the water-ground limestone of mass ratio 5:3:2, process white and nano imvite three composition.
4. halogen-free polythene flame redardant composite material according to claim 1, is characterized in that, described coupling agent is silane coupling agent or aluminium titanium composite coupler.
5. halogen-free polythene flame redardant composite material according to claim 1, is characterized in that, described oxidation inhibitor is the hindered phenol antioxygen 1010 of mass ratio 1:1 and the compound antioxidant of phosphite ester kind antioxidant composition.
6. the preparation method of halogen-free polythene flame redardant composite material according to claim 1, is characterized in that, comprises the following steps:
(1), system joins compound flame redundant: take ammonium polyphosphate, polydimethylsiloxane and dihydroxyphenyl propane-bis-(diphenyl phosphoester) by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, after making to mix, discharging is stand-by;
(2), system joins compounded mix: take water-ground limestone, process white and nano imvite by mass percentage, add in high-speed mixer and stir 3 ~ 5 minutes, after making to mix, discharging is stand-by;
(3), high-speed mixer is added by taking the material that step (2) obtains by weight ratio, add the coupling agent taken by weight ratio simultaneously, be not less than 1500r/min, barrel temperature at rotating speed to stir 5 ~ 15 minutes at 80 DEG C ~ 120 DEG C, be then cooled to lower than 40 DEG C, discharging is stand-by;
(4), polyethylene, pentaerythritol stearate, oxidation inhibitor will be taken by weight ratio, add in high-speed mixer, add simultaneously and take compound flame redundant that step (1) obtains and the material that step (3) obtains by weight ratio, make to stir 3 ~ 10 minutes together, evenly rear discharging to be mixed;
(5), the mixture that step (4) obtains is added twin screw extruder melt extrude, and after overcooling, granulation, drying, namely obtain the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742507.XA CN104744773A (en) | 2013-12-30 | 2013-12-30 | Halogen-free flame retardant polyethylene composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742507.XA CN104744773A (en) | 2013-12-30 | 2013-12-30 | Halogen-free flame retardant polyethylene composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104744773A true CN104744773A (en) | 2015-07-01 |
Family
ID=53585080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310742507.XA Pending CN104744773A (en) | 2013-12-30 | 2013-12-30 | Halogen-free flame retardant polyethylene composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104744773A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778209A (en) * | 2016-03-14 | 2016-07-20 | 苏州莱特复合材料有限公司 | Preparation method of high-fire-retardant automobile dashboard composite material |
-
2013
- 2013-12-30 CN CN201310742507.XA patent/CN104744773A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778209A (en) * | 2016-03-14 | 2016-07-20 | 苏州莱特复合材料有限公司 | Preparation method of high-fire-retardant automobile dashboard composite material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102424716B (en) | High-glow wire ignition temperature flame-retardant reinforced polybutylece terephthalate (PBT) material and preparation method thereof | |
| CN104744777A (en) | Polyethylene composite material and preparation method thereof | |
| CN103881185A (en) | Fire-retardant modified polyethylene material and preparation method thereof | |
| CN104744763A (en) | Antistatic fire retardant master batch for modification of polyethylene | |
| CN104861451A (en) | Environmental protection flame retardation master batch used for PTT polyesters and preparation method therefor | |
| CN103881180A (en) | Flame-retardant antistatic bifunctional modified polyethylene composite material and its preparation method | |
| CN104744773A (en) | Halogen-free flame retardant polyethylene composite material and preparation method thereof | |
| CN104861620A (en) | Halogen-free flame-retardant enhanced PC/PBT alloy and preparation method therefor | |
| CN104861449A (en) | PTT flame-retardant heat-resistant modified master batch and preparation method therefor | |
| CN104693714A (en) | Flame-retardant modified PC/PET alloy and preparation method thereof | |
| CN104419141A (en) | Glass fiber reinforced halogen-free flame retardant and antistatic PBT/PET alloy | |
| CN104693720A (en) | Phosphorus-nitrogen halogen-free flame-retardant modified PC/PET composite material, and preparation method thereof | |
| CN104629308A (en) | PC/ABS modified alloy and preparation method thereof | |
| CN103881196A (en) | Polyethylene material modified by red-phosphorus flame-retardant master batch and preparation method of the material | |
| CN104744778A (en) | Polyethylene flame retardant masterbatch and preparation method thereof | |
| CN103849023A (en) | Glass fiber reinforced and high flame retardancy modified polyethylene composite material | |
| CN104861585A (en) | Red phosphorus master batch modified composition based on PTT polyesters | |
| CN104844882A (en) | Inorganic nanometer fire retardation modified polyethylene powder and preparation method thereof | |
| CN103849052A (en) | Polyethylene halogen-free phosphorus flame retardant masterbatch and preparation method thereof | |
| CN104861500A (en) | High-strength heat-resistant droplet-resistant flame retardation PTT polyester composition | |
| CN104861527A (en) | Flame retardation PTT composite material and preparation method therefore | |
| CN104861555A (en) | Flame retardation polytrimethylene terephthalate blending composition | |
| CN104861566A (en) | Halogen-free flame retardation toughening enhanced PTT composite material and preparation method therefor | |
| CN104861495A (en) | Flame retardation composite material based on PTT polyesters and preparation method therefor | |
| CN104861579A (en) | Polytrimethylene terephthalate with excellent flame retardation performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |