CN104211994A - Modified brucite for low-smoke halogen-free flame-retardant control cable material and preparation method of modified brucite - Google Patents
Modified brucite for low-smoke halogen-free flame-retardant control cable material and preparation method of modified brucite Download PDFInfo
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- CN104211994A CN104211994A CN201410415765.1A CN201410415765A CN104211994A CN 104211994 A CN104211994 A CN 104211994A CN 201410415765 A CN201410415765 A CN 201410415765A CN 104211994 A CN104211994 A CN 104211994A
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Abstract
The invention discloses modified brucite for a low-smoke halogen-free flame-retardant control cable material and a preparation method of the modified brucite. The modified brucite is prepared from the following raw materials in parts by weight: 45-55 parts of brucite, 10-15 parts of polyphenyl phosphonic acid diphenyl sulfone ester, 4-8 parts of dimethyl trimethylsilyl phosphate, 3-5 parts of cobalt molybdate, 2.5-4.5 parts of polyamide wax micro powder, 4-8 parts of neopentyl glycol dibenzoate, 14-18 parts of superfine polyimide resin powder, 2-3 parts of copolymer of silicone and polyalkoxyl ether, 1.5-2.5 parts of zinc palmitate, 3-6 parts of diethyl maleate, 1-2 parts of dithiocyano-methane, 10-15 parts of nano-montmorillonite, 5-10 parts of calcium aluminate, 1-2 parts of 2-(2'-hydroxy-3'-isobutyl-5'-tert-butylphenyl) benzotriazole and 2-4 parts of additive. The modified brucite disclosed by the invention is lyophobic and oleophylic in surface, is very good in compatibility with an organic matrix, can be uniformly dispersed in the organic matrix, is excellent in filling property, and can not only improve the tensile strength and the breakage elongation of a macromolecular polymer material, but also improve the flame retardancy of the macromolecular polymer material.
Description
Technical field
The present invention relates to a kind of low-smoke non-halogen flame-retardant control cables material modified water magnesite and preparation method thereof, belong to mineral filler technical field.
Background technology
Brucite is the main component of brucite is magnesium hydroxide, is that nature contains the highest mineral of magnesium, can be used as the fire retardant of macromolecule polymer material, have concurrently fillings, fire-retardant, but cigarette, environmental protection, without advantages such as secondary harm, to be more and more widely used.But the polarization state of existing brucite surface in " hydrophilic oleophobic ", very poor with the consistency of polymeric matrix, fill the deterioration that brucite must cause the mechanical property of polymer materials at high proportion.Therefore, certain modification must be carried out to it.
Summary of the invention
The object of the invention is to provide a kind of low-smoke non-halogen flame-retardant control cables material modified water magnesite and preparation method thereof, to improve the consistency between itself and organic matrix, improves the dispersion stabilization in organic phase.
For achieving the above object, the present invention adopts following technical scheme:
A kind of low-smoke non-halogen flame-retardant control cables material modified water magnesite, be made up of the raw material of following weight part: brucite 45-55, polyphenylene phosphonic acids sulfobenzide ester 10-15, dimethyl trimethylsilyl phosphonic acid ester 4-8, cobalt molybdate 3-5, polyamide wax micropowder 2.5-4.5, neopentyl glycol dibenzoate 4-8, ultra-fine polyimide resin powder 14-18, polysiloxane-many alkoxyl groups ether copolymer 2-3, zinc palmitate 1.5-2.5, ethyl maleate 3-6, dithiocyano-methane 1-2, nano imvite 10-15, calcium aluminate 5-10, 2-(2'-hydroxyl-3'-isobutyl--5'-tert-butyl-phenyl) benzotriazole 1-2, auxiliary agent 2-4,
Described auxiliary agent is mixed by the raw material of following weight part: 2-(2H-benzotriazole-2-base) p-cresol 2-3, isocaprylic acid zinc 0.5-1, two (2,4-di-tert-butyl-phenyl) pentaerythritol diphosphites 1-2, Tert. Butyl Hydroquinone 1.5-2.5, barium fluoride 3-5, anisoyl chloride 2-3, tantalum disulfide 4-6, vinyl ferrocene 2-3, trilaurin 1.5-2.5, BEMT 1-2.
The preparation method of low-smoke non-halogen flame-retardant control cables material modified water magnesite of the present invention, comprises the following steps: first brucite powder is broken to the ultrafine powder that mean particle size is 4-6 μm, then mixes with nano imvite, calcium aluminate, cobalt molybdate, then drop into together in high-speed mixer, add glycol dibenzoate, dimethyl trimethylsilyl phosphonic acid ester, polyamide wax micropowder, when 500-1000r/min high-speed mixing to material temperature reaches 55-65 DEG C, add polyphenylene phosphonic acids sulfobenzide ester, thin polyimide resin powder, zinc palmitate, when 1000-1500r/min high-speed mixing to material temperature reaches 75-85 DEG C, add remaining raw material, when 800-1200r/min high-speed mixing to material temperature reaches 90-100 DEG C, then transport material in cold mixer, be cooled to 35-40 DEG C, discharging, dry, pulverize, sieve, pack.
Beneficial effect of the present invention:
The brucite surface hydrophobicity oleophylic that the present invention is modified, and there is between organic matrix good consistency, can be uniformly dispersed in organic matrix, filling properties is superior, not only can improve tensile strength and the elongation at break of macromolecule polymer material, the flame retardant properties of macromolecule polymer material can also be improved.
Embodiment
A kind of low-smoke non-halogen flame-retardant control cables material modified water magnesite, is made up of the raw material of following weight (kg): brucite 50, polyphenylene phosphonic acids sulfobenzide ester 12, dimethyl trimethylsilyl phosphonic acid ester 6, cobalt molybdate 4, polyamide wax micropowder 3.5, neopentyl glycol dibenzoate 6, ultra-fine polyimide resin powder 16, polysiloxane-many alkoxyl groups ether copolymer 2.5, zinc palmitate 2, ethyl maleate 4, dithiocyano-methane 1.5, nano imvite 12, calcium aluminate 8,2-(2'-hydroxyl-3'-isobutyl--5'-tert-butyl-phenyl) benzotriazole 1.5, auxiliary agent 3;
Described auxiliary agent is mixed by the raw material of following weight (kg): 2-(2H-benzotriazole-2-base) p-cresol 2, isocaprylic acid zinc 0.5, two (2,4-di-tert-butyl-phenyl) pentaerythritol diphosphites 1, Tert. Butyl Hydroquinone 1.5, barium fluoride 3, anisoyl chloride 2, tantalum disulfide 4, vinyl ferrocene 2, trilaurin 1.5, BEMT 1.
The low-smoke non-halogen flame-retardant control cables material preparation method of modified water magnesite, comprises the following steps: first brucite powder is broken to the ultrafine powder that mean particle size is 4-6 μm, then mixes with nano imvite, calcium aluminate, cobalt molybdate, then drop into together in high-speed mixer, add glycol dibenzoate, dimethyl trimethylsilyl phosphonic acid ester, polyamide wax micropowder, when 500-1000r/min high-speed mixing to material temperature reaches 55-65 DEG C, add polyphenylene phosphonic acids sulfobenzide ester, thin polyimide resin powder, zinc palmitate, when 1000-1500r/min high-speed mixing to material temperature reaches 75-85 DEG C, add remaining raw material, when 800-1200r/min high-speed mixing to material temperature reaches 90-100 DEG C, then transport material in cold mixer, be cooled to 35-40 DEG C, discharging, dry, pulverize, sieve, pack.
The modified water magnesite that above-described embodiment obtains is as shown in the table for the performance test results of filling low-smoke non-halogen flame-retardant control cables material:
The performance test results of the low-smoke non-halogen flame-retardant control cables material of the filling-modified brucite of table 1
Claims (2)
1. a low-smoke non-halogen flame-retardant control cables material modified water magnesite, it is characterized in that, be made up of the raw material of following weight part: brucite 45-55, polyphenylene phosphonic acids sulfobenzide ester 10-15, dimethyl trimethylsilyl phosphonic acid ester 4-8, cobalt molybdate 3-5, polyamide wax micropowder 2.5-4.5, neopentyl glycol dibenzoate 4-8, ultra-fine polyimide resin powder 14-18, polysiloxane-many alkoxyl groups ether copolymer 2-3, zinc palmitate 1.5-2.5, ethyl maleate 3-6, dithiocyano-methane 1-2, nano imvite 10-15, calcium aluminate 5-10, 2-(2'-hydroxyl-3'-isobutyl--5'-tert-butyl-phenyl) benzotriazole 1-2, auxiliary agent 2-4,
Described auxiliary agent is mixed by the raw material of following weight part: 2-(2H-benzotriazole-2-base) p-cresol 2-3, isocaprylic acid zinc 0.5-1, two (2,4-di-tert-butyl-phenyl) pentaerythritol diphosphites 1-2, Tert. Butyl Hydroquinone 1.5-2.5, barium fluoride 3-5, anisoyl chloride 2-3, tantalum disulfide 4-6, vinyl ferrocene 2-3, trilaurin 1.5-2.5, BEMT 1-2.
2. the preparation method of a low-smoke non-halogen flame-retardant control cables material modified water magnesite as claimed in claim 1, it is characterized in that comprising the following steps: first brucite powder is broken to the ultrafine powder that mean particle size is 4-6 μm, then mixes with nano imvite, calcium aluminate, cobalt molybdate, then drop into together in high-speed mixer, add glycol dibenzoate, dimethyl trimethylsilyl phosphonic acid ester, polyamide wax micropowder, when 500-1000r/min high-speed mixing to material temperature reaches 55-65 DEG C, add polyphenylene phosphonic acids sulfobenzide ester, thin polyimide resin powder, zinc palmitate, when 1000-1500r/min high-speed mixing to material temperature reaches 75-85 DEG C, add remaining raw material, when 800-1200r/min high-speed mixing to material temperature reaches 90-100 DEG C, then transport material in cold mixer, be cooled to 35-40 DEG C, discharging, dry, pulverize, sieve, pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415765.1A CN104211994A (en) | 2014-08-21 | 2014-08-21 | Modified brucite for low-smoke halogen-free flame-retardant control cable material and preparation method of modified brucite |
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| CN201410415765.1A CN104211994A (en) | 2014-08-21 | 2014-08-21 | Modified brucite for low-smoke halogen-free flame-retardant control cable material and preparation method of modified brucite |
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| CN102653599A (en) * | 2012-05-08 | 2012-09-05 | 大连盖特科技发展有限公司 | Active magnesium flame retardant with high-molecule coupling agent and preparation method of active magnesium flame retardant |
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