CN102627801A - Composite material with hydrotalcite-like compound serving as ethylene vinyl acetate (EVA) flame retardant and photoresist and preparation method thereof - Google Patents
Composite material with hydrotalcite-like compound serving as ethylene vinyl acetate (EVA) flame retardant and photoresist and preparation method thereof Download PDFInfo
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- CN102627801A CN102627801A CN2012101177404A CN201210117740A CN102627801A CN 102627801 A CN102627801 A CN 102627801A CN 2012101177404 A CN2012101177404 A CN 2012101177404A CN 201210117740 A CN201210117740 A CN 201210117740A CN 102627801 A CN102627801 A CN 102627801A
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Abstract
The invention discloses a composite material with a hydrotalcite-like compound serving as an ethylene vinyl acetate (EVA) flame retardant and a photoresist and a preparation method thereof. A high molecular material is gradually aged when being exposed in the natural environment, and the illumination energy of solar radiation is the main factor for initiating ageing of the high molecular material. The composite material with the hydrotalcite-like compound serving as the EVA flame retardant and the photoresist comprises the following components in parts by weight: 10 to 30 parts of hydrotalcite-like compound and 70 to 90 parts of ethylene-vinyl acetate copolymer. The preparation method is used for preparing the composite material with the hydrotalcite-like compound serving as the EVA flame retardant and the photoresist.
Description
Technical field:
the present invention relates to matrix material and preparation method that a kind of houghite is made EVA fire retardant and light stabilizer.
Background technology:
macromolecular material exposes in physical environment and will wear out gradually, and the illumination energy of solar radiation is the principal element that causes macromolecule material aging.Generation for the light radiation reaction; At first be that light is absorbed by macromolecular material; When absorbing once beginning; A part macromolecular material or disassociation or be excited, the radical that has dissociated causes chemical reaction with the molecule that is excited, and the combination between the radical, crosslinked, molecular rupture etc. take place.Will soon produce simultaneously the degradation effect of cosmetic variation, apparent mass decline, gloss disappearance, efflorescence, fade and even electrical property, tensile strength, elongation degenerates and embrittlement, finally causes completely destroy, has hindered the practical application of macromolecular material.The photolysis course of macromolecular material mainly is that action of ultraviolet radiation causes.In order to improve the anti-uv-ray of macromolecular material; Usually solve with the additive that is called UV stabilizer; UV stabilizer can shield forms such as uv-absorbing quencher, radical termination and peroxide breakdown respectively through light, and plays the effect of opposing UV-light.
houghite is an anionoid type clay, and its crystal is laminate structure, and interlayer contains water molecules and tradable negatively charged ion.Houghite is when being heated, and its water of constitution and laminate hydroxyl and interlayer anion are with water and CO
2
Form deviate from, play the fire retardation that reduces combustion gases concentration, blocking oxygen; And the water of constitution of houghite, laminate hydroxyl and interlayer anion break away from laminate in the differing temps scope, thereby can in a big way, discharge fire-retardant species, and caloric receptivity is big in fire-retardant process, the high temperature that produces when helping reducing burning.In addition, houghite can be used as uv-absorbing agent, and the different positively charged ions of houghite laminate and interlayer anion optionally improve the uv absorption property of houghite, improves the stability to light.
Injecatable EVA Copolymer (EVA) is widely used in the every field of people's daily life as a kind of important high polymer material.Yet EVA belongs to the superpolymer that is highly combustible, and burning the time can produce a large amount of black smokes and poisonous gas, and all there is great hidden danger in people's life, property safety and environment protection.And many EVA goods need be exposed under the daylight, and the illumination energy of solar radiation is easy to cause the aging of macromolecular material.Therefore, make EVA possess good flame retardancy and smoke suppressing is most important and very urgent.
Summary of the invention:
The purpose of
invention provide a kind of can solve that Injecatable EVA Copolymer (EVA) very easily burn and under the daylight exposure very easily the houghite of problem of aging make the matrix material and the preparation method of EVA fire retardant and light stabilizer.
Above-mentioned purpose realizes through following technical scheme:
a kind of houghite is made the matrix material of EVA fire retardant and light stabilizer; Its composition comprises: houghite, ethylene vinyl acetate; The parts by weight 10---30 of described houghite, the parts by weight 70--90 of described ethylene vinyl acetate.
described houghite is made the matrix material of EVA fire retardant and light stabilizer, the parts by weight 20 of described houghite, the parts by weight 80 of described ethylene vinyl acetate.
described houghite is made the matrix material of EVA fire retardant and light stabilizer; Form matrix material by said houghite and described ethylene vinyl acetate, the content of VA is 28% or 18% or 19% or 33% among the described ethylene vinyl acetate EVA.。
a kind of houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 140-160 ° of C, mixing speed was 50-70r/min, thorough mixing raw material when mixing time is 8-12min.
described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 160 ° of C, mixing speed was 70r/min, thorough mixing raw material when mixing time is 12min.
described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 150 ° of C, mixing speed was 60r/min, thorough mixing raw material when mixing time is 10min.
described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, the matrix material of mixed houghite and ethylene vinyl acetate is processed the flame retardant test batten and the mechanical test batten of standard; Flame retardant test batten: long 120mm, wide 6.5mm, thick 3.0mm; Tensile strength and elongation at break batten are the standard battens of the thick sample of lmm being processed dumbbell shape with specific mould.
described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The flame retardant test batten that makes and mechanical test batten be placed on the mercury lamp with 11w or 120 w or 200 w or 250 w or 300 w or 500w carries out UV-irradiation in the photochemical reaction device, its light application time is respectively 0h or 40h or 160h or 320h or 400h.
described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, adopts oxygen index tester and mechanics universal testing machine that the flame retardant resistance and the mechanical property of the matrix material of different light time are tested respectively; Photochemical reaction device is a Nanjing Si Dongke photochemical reaction appearance.
Described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2
CO
3
Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 70 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 8 ~ 9, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 30min under 70 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 30min under 70 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Beneficial effect:
1. the present invention adopted microwave hydrothermal crystallization technology fast controllable realization the preparation of houghite, and the houghite material that obtains has represented the high and little advantage of addition of flame retarding efficiency as the EVA fire retardant.
houghite material of the present invention is compared with halogen flame, because it is not halogen-containing, thereby has reached requirements of green environmental protection.
The houghite that
the present invention makes makes the oxygen index of matrix material compare significantly raising of all displayings with original EVA, and the matrix material that wherein mixes the magnesium aluminum-hydrotalcite of transition metal zinc has best flame retardant effect.
The houghite that
the present invention makes is a kind of light stabilizer that is applicable to the EVA goods that are exposed under the daylight.
The zinc-magnesium aluminium houghite that
the present invention makes shows after illumination than the better light shield effect of magnesium al and ni magnesia-alumina hydrotalcite.
The houghite that
the present invention makes is that zinc-magnesium aluminium is compared better with the tensile strength of the matrix material of EVA behind illumination 400h with the matrix material of EVA.
Description of drawings:
accompanying drawing 1 is the XRD spectra of the zinc-magnesium aluminium houghite that obtains of this product.
The FT-IR spectrogram of the zinc-magnesium aluminium houghite that
accompanying drawing 2 obtains for the present invention.
The XRD spectra of zinc-magnesium aluminium that
accompanying drawing 3 obtains for the present invention and the matrix material of EVA.
Embodiment:
Embodiment 1:
a kind of houghite is made the matrix material of EVA fire retardant and light stabilizer; Its composition comprises: houghite, ethylene vinyl acetate; The parts by weight 10---30 of described houghite, the parts by weight 70--90 of described ethylene vinyl acetate.
Embodiment 2:
embodiment 1 described houghite is made the matrix material of EVA fire retardant and light stabilizer, the parts by weight 20 of described houghite, the parts by weight 80 of described ethylene vinyl acetate.
Embodiment 3:
embodiment 1 described houghite is made the matrix material of EVA fire retardant and light stabilizer, the parts by weight 10 of described houghite, the parts by weight 90 of described ethylene vinyl acetate.
Embodiment 4:
embodiment 1 described houghite is made the matrix material of EVA fire retardant and light stabilizer, the parts by weight 30 of described houghite, the parts by weight 70 of described ethylene vinyl acetate.
Embodiment 5:
Embodiment 6:
a kind of houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 140-160 ° of C, mixing speed was 50-70r/min, thorough mixing raw material when mixing time is 8-12min.
Embodiment 7:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 145-155 ° of C, mixing speed was 55-65r/min, thorough mixing raw material when mixing time is 8.5-11.5min.
Embodiment 8:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 140 ° of C, mixing speed was 50r/min, thorough mixing raw material when mixing time is 8min.
Embodiment 9:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 160 ° of C, mixing speed was 70r/min, thorough mixing raw material when mixing time is 12min.
Embodiment 10:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 150 ° of C, mixing speed was 60r/min, thorough mixing raw material when mixing time is 10min.
Embodiment 11:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, the matrix material of mixed houghite and ethylene vinyl acetate is processed the flame retardant test batten and the mechanical test batten of standard; Flame retardant test batten: long 120mm, wide 6.5mm, thick 3.0mm; Tensile strength and elongation at break batten are the standard battens of the thick sample of lmm being processed dumbbell shape with specific mould.
Embodiment 12:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The flame retardant test batten that makes and mechanical test batten be placed on the mercury lamp with 11w or 120 w or 200 w or 250 w or 300 w or 500w carries out UV-irradiation in the photochemical reaction device, its light application time is respectively 0h or 40h or 160h or 320h or 400h.
Embodiment 13:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, adopts oxygen index tester and mechanics universal testing machine that the flame retardant resistance and the mechanical property of the matrix material of different light time are tested respectively; Photochemical reaction device is a Nanjing Si Dongke photochemical reaction appearance.
Embodiment 14:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2
CO
3
Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 70 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 8 ~ 9, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 30min under 70 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 30min under 70 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Embodiment 15:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2
CO
3
Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 60 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 8, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 20min under 60 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 50min under 60 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Embodiment 16:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2
CO
3
Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 80 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 9, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 10min under 80 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 40min under 70 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Embodiment 17:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2
CO
3
Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 65 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 8.5, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 25min under 65 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 45min under 65 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Embodiment 18:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; In the 500ml four-hole bottle, add 100ml zero(ppm) water; Get 160ml 1mol/L magnesium nitrate solution and 40ml 1mol/L aluminum nitrate solution is mixed with mixing salt solution, same NaOH/Na
2
CO
3
The alkaline solution that is mixed with is added drop-wise in the four-hole bottle simultaneously, keeps 1 droplet/second rate of addition, 70 ℃ of constant temperature, and the control reaction soln keeps the pH value between 8 ~ 9, fully stirs.After dropwising, continue to stir 1.5h, put into microwave oven to slurries rapidly, 70 ℃ of following microwave crystallization 30 minutes, washing is to neutral, suction filtration, and 70 ℃ of dryings of constant temperature are 2 hours in thermostat container, can obtain required magnesia-alumina hydrotalcite.
Embodiment 19:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; In the 500ml four-hole bottle, add 100ml zero(ppm) water; Get 4ml 1mol/L nickel nitrate solution, 156ml 1mol/L magnesium nitrate solution and 40ml 1mol/L aluminum nitrate solution and be mixed with mixing salt solution, same NaOH/Na
2
CO
3
The alkaline solution that is mixed with is added drop-wise in the four-hole bottle simultaneously, keeps 1 droplet/second rate of addition, 70 ℃ of constant temperature, and the control reaction soln keeps the pH value between 8 ~ 9, fully stirs.After dropwising, continue to stir 1.5h, put into microwave oven to slurries rapidly, 70 ℃ of following microwave crystallization 30 minutes, washing is to neutral, suction filtration, and 70 ℃ of dryings of constant temperature are 2 hours in thermostat container, can obtain required nickel magnesia-alumina hydrotalcite.
Embodiment 20:
Above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; In the 500ml four-hole bottle, add 100ml zero(ppm) water; Get 4ml 1mol/L zinc nitrate solution, 156ml 1mol/L magnesium nitrate solution and 40ml 1mol/L aluminum nitrate solution and be mixed with mixing salt solution, same NaOH/Na
2
CO
3
The alkaline solution that is mixed with is added drop-wise in the four-hole bottle simultaneously, keeps 1 droplet/second rate of addition, 70 ℃ of constant temperature, and the control reaction soln keeps the pH value between 8 ~ 9, fully stirs.After dropwising, continue to stir 1.5h, put into microwave oven to slurries rapidly, 70 ℃ of following microwave crystallization 30 minutes, washing is to neutral, suction filtration, and 70 ℃ of dryings of constant temperature are 2 hours in thermostat container, can obtain required zinc-magnesium aluminium houghite.
characterize the houghite product; Can know by XRD figure; Houghite has all been showed the typically characteristic peak of hydrotalcite structure of (003), (006), (012), (015), (018), (110) and (113); Show that layered crystal structure forms, XRD characterizes the synthetic achieving success that confirms three houghites.
Embodiment 21:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The preparation of described houghite and EVA matrix material: get embodiment 19 respectively; 20; 21 described houghite parts by weight 20, the parts by weight 80 of described ethylene vinyl acetate.Adopt RM-200A type torque rheometer to be prepared from through melt-blending process.When temperature was 150 ° of C, mixing speed was 60r/min, and thorough mixing raw material when mixing time is 10min is processed the matrix material of houghite and EVA.
Embodiment 22:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and houghite that embodiment 22 is made and the matrix material of EVA are processed the flame retardant test batten and the mechanical test batten of standard.Oxygen index batten size: long 120mm, wide 6.5mm, thick 3.0mm; Tensile strength and elongation at break batten are the standard battens of the thick sample of lmm being processed dumbbell shape with specific mould; On the microcomputer control electronics universal testing machine that the Rui Geer of Shenzhen Instr Ltd. produces, measure the tensile strength and the elongation at break of sample according to GB GB/T 16421-1996; Instrument is set at the nonmetal mensuration of gross distortion; Sample speed is 50mm/min, gauge length 25mm.
Embodiment 23:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; The flame retardant test batten of the embodiment that makes 23 and mechanical test batten be placed on the mercury lamp with 11w or 120 w or 200 w or 250 w or 300 w or 500w carries out the UV-irradiation different time in the photochemical reaction device, its light application time is respectively 0h, 40h, 160h, 320h and 400h.
Embodiment 24:
above-mentioned described houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, adopts oxygen index tester and mechanics universal testing machine that flame retardant properties and mechanical property are tested respectively in the test bars of the matrix material of 300 w mercury lamp different light times embodiment 24.The test result of houghite and EVA matrix material is seen table 1, table 2.
The matrix material of table 1 houghite and EVA is in the oxygen index data of different light under the time
find out that by table 1 parts by weight of houghite of the present invention are that 20 houghite has all been showed tangible raising than pure EVA with the matrix material oxygen index value of EVA, show that houghite has good flame retardant resistance to EVA.And along with the prolongation of light application time, the oxygen index of the matrix material of zinc-magnesium aluminium and EVA is showed the reduction of a little, shows that zinc-magnesium aluminium houghite compared better light resistance with other houghite.
Table 2 houghite and EVA's is compoundMaterial
Mechanical property
find out that by table 2 the present invention is that the tensile strength of 20 matrix material is compared with original EVA with elongation at break and all showed reduction at the parts by weight of houghite.Yet when being increased to 320h with 300 w mercury lamp light application times, the tensile strength of the matrix material of its all houghites all is higher than pure sample EVA, and particularly the matrix material of zinc-magnesium aluminium and EVA is when light application time reaches 400h, and it is maximum that its tensile strength values reaches.Show that thus zinc-magnesium aluminium houghite is remaining good EVA multipolymer strengthening agent under the illumination for a long time, this result has proved that also zinc-magnesium aluminium houghite has light resistance relatively preferably.
Accompanying drawing 1 transverse axis is 2
θAngle (o), the longitudinal axis are diffraction peak intensity.
Accompanying drawing 2 transverse axis are wave number (cm-
1
), the longitudinal axis is transmitance.
Accompanying drawing 3 transverse axis are 2
θAngle (o), the longitudinal axis are diffraction peak intensity.
Claims (10)
1. a houghite is made the matrix material of EVA fire retardant and light stabilizer; Its composition comprises: houghite, ethylene vinyl acetate; It is characterized in that: the parts by weight 10---30 of described houghite, the parts by weight 70--90 of described ethylene vinyl acetate.
2. houghite according to claim 1 is made the matrix material of EVA fire retardant and light stabilizer, it is characterized in that: the parts by weight 20 of described houghite, the parts by weight 80 of described ethylene vinyl acetate.
3. houghite according to claim 1 and 2 is made the matrix material of EVA fire retardant and light stabilizer; It is characterized in that: form matrix material by said houghite and described ethylene vinyl acetate, the content of VA is 28% or 18% or 19% or 33% among the described ethylene vinyl acetate EVA.
4. a houghite is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, and it is characterized in that: the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 140-160 ° of C, mixing speed was 50-70r/min, and mixing time is 8-12min, the thorough mixing raw material.
5. houghite according to claim 4 is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, it is characterized in that: the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 160 ° of C, mixing speed was 70r/min, and mixing time is 12min, the thorough mixing raw material.
6. houghite according to claim 4 is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, it is characterized in that: the parts by weight of getting described houghite and described ethylene vinyl acetate carry out melt blending on torque rheometer; When temperature was 150 ° of C, mixing speed was 60r/min, and mixing time is 10min, the thorough mixing raw material.
7. houghite according to claim 5 is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, it is characterized in that: flame retardant test batten and the mechanical test batten of the matrix material of mixed houghite and ethylene vinyl acetate being processed standard; Flame retardant test batten: long 120mm, wide 6.5mm, thick 3.0mm; Tensile strength and elongation at break batten are the standard battens of the thick sample of lmm being processed dumbbell shape with specific mould.
8. houghite according to claim 7 is made the preparation method of the matrix material of EVA fire retardant and light stabilizer; It is characterized in that: the flame retardant test batten that makes and mechanical test batten are placed on the mercury lamp with 11w or 120 w or 200 w or 250 w or 300 w or 500w carries out UV-irradiation in the photochemical reaction device, its light application time is respectively 10h or 40h or 160h or 320h or 400h.
9. houghite according to claim 5 is made the preparation method of the matrix material of EVA fire retardant and light stabilizer, it is characterized in that: adopt oxygen index tester and mechanics universal testing machine that the flame retardant resistance and the mechanical property of the matrix material of different light time are tested respectively; Photochemical reaction device is a Nanjing Si Dongke photochemical reaction appearance.
10. make the preparation method of the matrix material of EVA fire retardant and light stabilizer according to claim 1,2,3,4,5,6,7 described houghites; It is characterized in that: the preparation method of described houghite had six steps; The nitrate salt that the first step will contain nickel, zinc, magnesium, aluminium respectively is dissolved in the water and makes the metal-salt mixing solutions; Wherein the mol ratio of each metals ion is respectively: nickel: magnesium: aluminium=0.1:3.9:1, zinc: magnesium: aluminium=0.1:3.9:1, magnesium: aluminium=4:1; Second step is with NaOH and Na
2CO
3Mixed alkali liquor as interlayer anion solution and pH value regulator; The 3rd step is 70 ° of C water-baths and powerful the stirring down, and the metal-salt mixed solution of the first step is dropwise splashed in the container, and using the pH value of the second mixed alkali liquor regulator solution that go on foot simultaneously is 8 ~ 9, continue to stir slurries; The 4th step is with the 3rd step gained slurries hydrothermal crystallizing 30min under 70 ° of C in the temperature controllable microwave oven; The product that the 5th step was repeatedly washed the 4th step gained with deionized water is to neutral, suction filtration, dry 30min under 70 ° of C in baking oven; The 6th step pulverized the 5th step gained drying prods, sieve, and had both obtained houghite fire retardant and light stabilizer material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210117740.4A CN102627801B (en) | 2012-04-20 | 2012-04-20 | Houghite makes matrix material and the preparation method of EVA flame retardant and light stabilizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210117740.4A CN102627801B (en) | 2012-04-20 | 2012-04-20 | Houghite makes matrix material and the preparation method of EVA flame retardant and light stabilizer |
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| Publication Number | Publication Date |
|---|---|
| CN102627801A true CN102627801A (en) | 2012-08-08 |
| CN102627801B CN102627801B (en) | 2016-06-08 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102850806A (en) * | 2012-09-29 | 2013-01-02 | 上海工程技术大学 | Hot vulcanization type flame-retardant silicon rubber composite material and preparation method of hot vulcanization type flame-retardant silicon rubber composite material |
| CN106700127A (en) * | 2017-01-13 | 2017-05-24 | 东北林业大学 | Six-membered hydrotalcite and phosphazene compound flame retardant |
| CN106867593A (en) * | 2017-03-15 | 2017-06-20 | 太原理工大学 | A kind of preparation method of Zn Al houghites base high temperature gas desulfurizer |
| CN109824280A (en) * | 2019-02-25 | 2019-05-31 | 深圳市辉翰科技发展有限公司 | A kind of lamellar composite flame resistant glass and preparation method thereof based on polynary fireproof gum |
| CN110294888A (en) * | 2019-06-24 | 2019-10-01 | 黄少珍 | A kind of solar energy lithium battery encapsulation environment-friendly materials and preparation method thereof |
| CN111004414A (en) * | 2019-12-23 | 2020-04-14 | 北京林业大学 | Two-component intercalated hydrotalcite-like additive and application thereof in polypropylene plastics |
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| CN102408625A (en) * | 2011-11-18 | 2012-04-11 | 东北林业大学 | Preparation method of composite material by using rare-earth doped hydrotalcite as halogen-free fire retardant and strengthening agent |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102850806A (en) * | 2012-09-29 | 2013-01-02 | 上海工程技术大学 | Hot vulcanization type flame-retardant silicon rubber composite material and preparation method of hot vulcanization type flame-retardant silicon rubber composite material |
| CN102850806B (en) * | 2012-09-29 | 2014-08-06 | 上海工程技术大学 | Hot vulcanization type flame-retardant silicon rubber composite material and preparation method of hot vulcanization type flame-retardant silicon rubber composite material |
| CN106700127A (en) * | 2017-01-13 | 2017-05-24 | 东北林业大学 | Six-membered hydrotalcite and phosphazene compound flame retardant |
| CN106700127B (en) * | 2017-01-13 | 2018-05-29 | 东北林业大学 | Hexa-atomic houghite and phosphine nitrile compound flame retardant |
| CN106867593A (en) * | 2017-03-15 | 2017-06-20 | 太原理工大学 | A kind of preparation method of Zn Al houghites base high temperature gas desulfurizer |
| CN109824280A (en) * | 2019-02-25 | 2019-05-31 | 深圳市辉翰科技发展有限公司 | A kind of lamellar composite flame resistant glass and preparation method thereof based on polynary fireproof gum |
| CN110294888A (en) * | 2019-06-24 | 2019-10-01 | 黄少珍 | A kind of solar energy lithium battery encapsulation environment-friendly materials and preparation method thereof |
| CN111004414A (en) * | 2019-12-23 | 2020-04-14 | 北京林业大学 | Two-component intercalated hydrotalcite-like additive and application thereof in polypropylene plastics |
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