CN104744772A - Glass fiber reinforced polyethylene powder - Google Patents
Glass fiber reinforced polyethylene powder Download PDFInfo
- Publication number
- CN104744772A CN104744772A CN201310742506.5A CN201310742506A CN104744772A CN 104744772 A CN104744772 A CN 104744772A CN 201310742506 A CN201310742506 A CN 201310742506A CN 104744772 A CN104744772 A CN 104744772A
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- CN
- China
- Prior art keywords
- antioxidant
- glass fiber
- gathers
- fiberglass reinforced
- free flame
- 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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- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08L2201/08—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
Abstract
The invention discloses a glass fiber reinforced polyethylene powder, which comprises the following components by mass: 50%-70% of polyethylene, 5%-15% of glass fiber, 10%-15% of a compound halogen-free flame retardant, 5%-15% of nano-calcium carbonate, 0.1%-0.5% of calcium stearate, 0.1%-1% of an antioxidant, and 0.5%-1% of pentaerythritol stearate. The glass fiber is alkali-free chopped glass fiber that has a diameter of 8-15micrometers and a surface treated by a silane coupling agent. The powder provided by the invention utilizes the blending synergistic effect of glass fiber and nano-carbon fiber, significantly improves the impact toughness, rigidity and heat resistance of the material, and has good halogen-free flame retardant effect, can achieve the UL94V-0 flame retardant grade, and has good use effect and social and economic benefits when applied to construction, transportation, electric wires and cables, chemical machinery and other fields.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of fiberglass reinforced gathers second combustion powder.
Background technology
Polyethylene due to cheap, forming process easy, but also have many premium propertiess, the thus huge market demand, is widely used.But the shortcomings such as polyethylene exists, and stress cracking resistance is bad, easy firing, thermotolerance are not enough and impelling strength is poor, thus limit its range of application.
Summary of the invention
The object of the present invention is to provide that a kind of mechanical property is good, the fiberglass reinforced of fine heat-resisting performance gathers second combustion powder.
The technical solution adopted for the present invention to solve the technical problems is: a kind of fiberglass reinforced gathers second combustion powder, and its component by mass percent proportioning is: polyethylene 50% ~ 70%, glass fibre 5% ~ 15%, Compositional type halogen-free flame retardants 10% ~ 15%, nano-calcium carbonate 5% ~ 15%, calcium stearate 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 1%, pentaerythritol stearate 0.5% ~ 1%.
Described glass fibre be diameter between 8 ~ 15 μm and surface through the alkali-free short glass fiber of silane coupling agent process.
Described Compositional type halogen-free flame retardants is phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) of mass ratio 4:1 and the mixture of silicon-series five-retardant polydimethylsiloxane composition.
Described oxidation inhibitor is the one in the compound of the compound of antioxidant 1010, antioxidant 1076, antioxidant 1010 or antioxidant 1076 and irgasfos 168, antioxidant 1010 or antioxidant 1076 and oxidation inhibitor JC-242.
A kind of fiberglass reinforced of the present invention gathers the preparation method of second combustion powder, comprises the following steps:
(1) phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) and silicon-series five-retardant polydimethylsiloxane, is taken by mass percentage, and add high-speed mixer and stir, obtained Compositional type halogen-free flame retardants, to be then placed at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by;
(2) take micro-calcium carbonate and calcium stearate, by weight ratio, then add in sonic oscillation producer or high-speed mixer, stir 20 ~ 60 minutes at 100 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C of dischargings, discharging is stand-by;
(3), polyethylene, oxidation inhibitor and pentaerythritol stearate is taken by weight ratio, add high-speed mixer, add Compositional type halogen-free flame retardants that step (1) obtains and the material that step (2) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging;
(4), the compound that step (3) obtains is added the main spout of twin screw extruder, the glass fibre taken by weight ratio is added at the side spout of twin screw extruder, and control screw speed at 150 ~ 500 revs/min, barrel zone temperature is at 180 DEG C ~ 250 DEG C, through twin screw extruder shear, mixing after, carry out again extruding, cool, pelletizing, drying, be then broken into fine powder by plastic crusher and sieve, choosing 180 ~ 200 objects compositions and namely obtain the present invention.
The invention has the beneficial effects as follows, the present invention adopts the blended synergistic effect of glass fibre and carbon nano fiber, significantly improve the impelling strength of material, rigidity and thermotolerance, and halogen-free flameproof is effective, reach UL94V-0 flame retardant rating, in the fields such as building, communications and transportation, electric wire, chemical machinery, application has good result of use and economic results in society.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
A kind of fiberglass reinforced gathers second combustion powder, and its component by mass percent proportioning is: the compound 0.5% of polyethylene 68%, glass fibre 15%, Compositional type halogen-free flame retardants 10%, nano-calcium carbonate 5%, calcium stearate 0.5%, antioxidant 1010 and irgasfos 168, pentaerythritol stearate 1%.Wherein, described glass fibre be diameter between 8 ~ 15 μm and surface through the alkali-free short glass fiber of silane coupling agent process; Described Compositional type halogen-free flame retardants is phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) of mass ratio 4:1 and the mixture of silicon-series five-retardant polydimethylsiloxane composition.
Its preparation method is: (1), take phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) and silicon-series five-retardant polydimethylsiloxane by mass percentage, and add high-speed mixer and stir, obtained Compositional type halogen-free flame retardants, then to be placed at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by; (2) take micro-calcium carbonate and calcium stearate, by weight ratio, then add in sonic oscillation producer or high-speed mixer, stir 20 ~ 60 minutes at 100 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C of dischargings, discharging is stand-by; (3) compound, the pentaerythritol stearate of polyethylene, antioxidant 1010 and irgasfos 168, is taken by weight ratio, add high-speed mixer, add Compositional type halogen-free flame retardants that step (1) obtains and the material that step (2) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging; (4), the compound that step (3) obtains is added the main spout of twin screw extruder, the glass fibre taken by weight ratio is added at the side spout of twin screw extruder, and control screw speed at 150 ~ 500 revs/min, barrel zone temperature is at 180 DEG C ~ 250 DEG C, through twin screw extruder shear, mixing after, carry out again extruding, cool, pelletizing, drying, be then broken into fine powder by plastic crusher and sieve, choosing 180 ~ 200 objects compositions and namely obtain the present invention.
Claims (5)
1. a fiberglass reinforced gathers second combustion powder, it is characterized in that, its component by mass percent proportioning is: polyethylene 50% ~ 70%, glass fibre 5% ~ 15%, Compositional type halogen-free flame retardants 10% ~ 15%, nano-calcium carbonate 5% ~ 15%, calcium stearate 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 1%, pentaerythritol stearate 0.5% ~ 1%.
2. a kind of fiberglass reinforced according to claim 1 gathers second combustion powder, it is characterized in that, described glass fibre be diameter between 8 ~ 15 μm and surface through the alkali-free short glass fiber of silane coupling agent process.
3. a kind of fiberglass reinforced according to claim 1 gathers second combustion powder, it is characterized in that, described Compositional type halogen-free flame retardants is phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) of mass ratio 4:1 and the mixture of silicon-series five-retardant polydimethylsiloxane composition.
4. a kind of fiberglass reinforced according to claim 1 gathers second combustion powder, it is characterized in that, described oxidation inhibitor is the one in the compound of the compound of antioxidant 1010, antioxidant 1076, antioxidant 1010 or antioxidant 1076 and irgasfos 168, antioxidant 1010 or antioxidant 1076 and oxidation inhibitor JC-242.
5. a kind of fiberglass reinforced according to claim 1 gathers the preparation method of second combustion powder, it is characterized in that, comprises the following steps:
(1) phosphorus flame retardant dihydroxyphenyl propane-bis-(diphenyl phosphoester) and silicon-series five-retardant polydimethylsiloxane, is taken by mass percentage, and add high-speed mixer and stir, obtained Compositional type halogen-free flame retardants, to be then placed at 80 DEG C ~ 85 DEG C temperature dry 30 ~ 45 minutes, stand-by;
(2) take micro-calcium carbonate and calcium stearate, by weight ratio, then add in sonic oscillation producer or high-speed mixer, stir 20 ~ 60 minutes at 100 DEG C ~ 120 DEG C temperature, make dispersed, then be cooled to lower than 40 DEG C of dischargings, discharging is stand-by;
(3), polyethylene, oxidation inhibitor and pentaerythritol stearate is taken by weight ratio, add high-speed mixer, add Compositional type halogen-free flame retardants that step (1) obtains and the material that step (2) obtains simultaneously, make to stir 3 ~ 15 minutes together, after fully mixing, discharging;
(4), the compound that step (3) obtains is added the main spout of twin screw extruder, the glass fibre taken by weight ratio is added at the side spout of twin screw extruder, and control screw speed at 150 ~ 500 revs/min, barrel zone temperature is at 180 DEG C ~ 250 DEG C, through twin screw extruder shear, mixing after, carry out again extruding, cool, pelletizing, drying, be then broken into fine powder by plastic crusher and sieve, choosing 180 ~ 200 objects compositions and namely obtain the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742506.5A CN104744772A (en) | 2013-12-30 | 2013-12-30 | Glass fiber reinforced polyethylene powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742506.5A CN104744772A (en) | 2013-12-30 | 2013-12-30 | Glass fiber reinforced polyethylene powder |
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| Publication Number | Publication Date |
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| CN104744772A true CN104744772A (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310742506.5A Pending CN104744772A (en) | 2013-12-30 | 2013-12-30 | Glass fiber reinforced polyethylene powder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924949A (en) * | 2016-07-12 | 2016-09-07 | 广西南宁桂尔创环保科技有限公司 | Flame-retardant plastic material |
| CN107474359A (en) * | 2017-08-22 | 2017-12-15 | 安徽悦尔伟塑料机械有限公司 | Highstrenghtpiston's mechanical arm and preparation method thereof |
| CN107474360A (en) * | 2017-08-22 | 2017-12-15 | 安徽悦尔伟塑料机械有限公司 | Highstrenghtpiston's mechanical arm and preparation method thereof |
| CN108177291A (en) * | 2017-12-26 | 2018-06-19 | 芜湖荣基实业有限公司 | A kind of moulding production and processing technology |
-
2013
- 2013-12-30 CN CN201310742506.5A patent/CN104744772A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924949A (en) * | 2016-07-12 | 2016-09-07 | 广西南宁桂尔创环保科技有限公司 | Flame-retardant plastic material |
| CN107474359A (en) * | 2017-08-22 | 2017-12-15 | 安徽悦尔伟塑料机械有限公司 | Highstrenghtpiston's mechanical arm and preparation method thereof |
| CN107474360A (en) * | 2017-08-22 | 2017-12-15 | 安徽悦尔伟塑料机械有限公司 | Highstrenghtpiston's mechanical arm and preparation method thereof |
| CN108177291A (en) * | 2017-12-26 | 2018-06-19 | 芜湖荣基实业有限公司 | A kind of moulding production and processing technology |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |
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| WD01 | Invention patent application deemed withdrawn after publication |