CN104163942A - Modified bentonite for thermoplastic polyolefin cable materials and preparation method thereof - Google Patents
Modified bentonite for thermoplastic polyolefin cable materials and preparation method thereof Download PDFInfo
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- CN104163942A CN104163942A CN201410335862.XA CN201410335862A CN104163942A CN 104163942 A CN104163942 A CN 104163942A CN 201410335862 A CN201410335862 A CN 201410335862A CN 104163942 A CN104163942 A CN 104163942A
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Abstract
The invention discloses modified bentonite for thermoplastic polyolefin cable materials and a preparation method thereof, and the modified bentonite is made from the following raw materials by weight: 100 parts of bentonite, 10-15 parts of alkyl ketene dimer, 5-10 parts of poly oxialkyleneglycol, 15-20 parts of asbestos powder, 4-8 parts of dipolyphosphate diisooctyl magnesium stearate, 2-4 parts of polyethylene glycol stearate, 3-5 parts of acrylic acid-2-ethyl hexyl ester, 1.5-2.5 parts of xylitan monostearate, 2-3 parts of cerium III 2-ethylhexanoate, 5-10 parts of methyl myristate, 7-14 parts of barium sulfate, 1-2 parts of n-hexadecyl-3, 5-di-tertiary butyl-4-hydroxybenzoate, 2-3 parts of 2,2 stearate pentaerythritol phosphite, 3-4 parts of glyceryl tridodecanoate and 4-6 parts of an assistant. The modified bentonite used for filling the thermoplastic polyolefin cable materials, composite materials show excellent comprehensive properties, the processability is improved, the shrinking percentage is reduced, heat resistance, rigidity, dimensional stability, water resistance and other propertied of products can be improved, the production cost is reduced, and the modified bentonite has important economic benefit.
Description
Technical field
The present invention relates to modified alta-mud and preparation method thereof for a kind of TPO CABLE MATERIALS, belong to mineral filler technical field.
Background technology
Wilkinite is again polynite or otaylite, to take the clay rock that montmorillonite is main component, it is a kind of nonmetallic minerals of extensive distribution, because it has good high-temperature stability, oilness, water tolerance and chemical stability, the filler that is widely used in plastics, rubber item, the physical and chemical performance of raising matrix material.Yet wilkinite filling function is in the market lower, cannot meet the requirement of multi-functional filler, therefore must carry out modification to wilkinite.
Summary of the invention
The object of the invention is to provide modified alta-mud and preparation method thereof for a kind of TPO CABLE MATERIALS, and the wilkinite filling function after modification is high, can significantly improve the over-all properties of TPO CABLE MATERIALS.
For achieving the above object, the present invention adopts following technical scheme:
A kind of TPO CABLE MATERIALS modified alta-mud, raw material by following weight part is made: wilkinite 100, alkyl ketene dimer 10-15, polyoxyalkylene glycol 5-10, asbestos powder 15-20, dimerization di (isooctyl) phosphate Magnesium Stearate 4-8, stearic acid macrogol ester 2-4, ethyl acrylate 3-5, xylitan monostearate 1.5-2.5, 2 ethyl hexanoic acid cerium 2-3, Myristicin acid methylester 5-10, barium sulfate 7-14, 3, the positive hexadecyl ester 1-2 of 5-di-tert-butyl-4-hydroxybenzoic acid, diphosphorous acid pentaerythritol stearic acid ester 2 2-3, trilaurin 3-4, auxiliary agent 4-6,
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight part: trimethylsilyl dimethyl methyl phosphonate 3-5, cobaltous linoleate 1.5-2.5, salicylic acid phenyl ester 4-7,2,4-dihydroxy benaophenonel 1-2, useless brick powder 10-15, (2,4-di-tert-butyl-phenyl) tris phosphite 2-3, dibutyl maleinate 5-10, kerosene shale ash 5-10, nanometer potter's clay 4-8, the smooth trioleate 2-3 of sorb, degreasing naphthenic acid 2-3, polytetramethylene glycol ether 2.5-4.5, diisononyl adipate 5-10; B, the brick powder that will give up, dibutyl maleinate, degreasing naphthenic acid, the smooth trioleate of sorb, mix, high speed dispersion 3-5min, obtains mixture A; C, kerosene shale ash, nanometer potter's clay, polytetramethylene glycol ether, diisononyl adipate, trimethylsilyl dimethyl methyl phosphonate are mixed, high speed dispersion 4-6min, obtains mixture B; D, the above-mentioned mixture A making is mixed with mixture B, then add remaining raw material, high speed dispersion 5-8min, obtains described auxiliary agent.
TPO CABLE MATERIALS method for preparing modified bentonite of the present invention, comprise the following steps: first by wilkinite, asbestos powder, barium sulfate drops in homogenizer and carries out mix and blend, when material temperature rises to 80-85 ℃, add stearic acid macrogol ester, alkyl ketene dimer, trilaurin, Myristicin acid methylester, xylitan monostearate, stir 5-7min, then material is packed in cold mixer and stir and lower the temperature, when temperature of charge is down to 40-45 ℃, add remaining raw material, stir 6-9min, discharging, dry, pulverize, sieve, packing.
Beneficial effect of the present invention:
When modified alta-mud of the present invention is used for filling TPO CABLE MATERIALS, matrix material has shown excellent over-all properties, improve processing characteristics, reduce shrinking percentage, the performances such as the thermotolerance of raising goods, rigidity, dimensional stability, water tolerance, reduce production cost, there is important economic benefit.
Embodiment
A kind of TPO CABLE MATERIALS modified alta-mud, raw material by following weight (kg) is made: wilkinite 100, alkyl ketene dimer 14, polyoxyalkylene glycol 7, asbestos powder 16, dimerization di (isooctyl) phosphate Magnesium Stearate 6, stearic acid macrogol ester 3, ethyl acrylate 4, xylitan monostearate 2, 2 ethyl hexanoic acid cerium 2.5, Myristicin acid methylester 8, barium sulfate 11, 3, the positive hexadecyl ester 1.5 of 5-di-tert-butyl-4-hydroxybenzoic acid, diphosphorous acid pentaerythritol stearic acid ester 2 2.5, trilaurin 3, auxiliary agent 5,
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight (kg): trimethylsilyl dimethyl methyl phosphonate 4, cobaltous linoleate 2, salicylic acid phenyl ester 5,2,4-dihydroxy benaophenonel 1.5, useless brick powder 12, (2,4-di-tert-butyl-phenyl) tris phosphite 2.5, dibutyl maleinate 7, kerosene shale ash 8, nanometer potter's clay 6, the smooth trioleate 2.5 of sorb, degreasing naphthenic acid 2, polytetramethylene glycol ether 3.5, diisononyl adipate 7; B, the brick powder that will give up, dibutyl maleinate, degreasing naphthenic acid, the smooth trioleate of sorb, mix, high speed dispersion 4min, obtains mixture A; C, kerosene shale ash, nanometer potter's clay, polytetramethylene glycol ether, diisononyl adipate, trimethylsilyl dimethyl methyl phosphonate are mixed, high speed dispersion 5min, obtains mixture B; D, the above-mentioned mixture A making is mixed with mixture B, then add remaining raw material, high speed dispersion 7min, obtains described auxiliary agent.
TPO CABLE MATERIALS method for preparing modified bentonite, comprise the following steps: first wilkinite, asbestos powder, barium sulfate are dropped in homogenizer and carries out mix and blend, when material temperature rises to 85 ℃, add stearic acid macrogol ester, alkyl ketene dimer, trilaurin, Myristicin acid methylester, xylitan monostearate, stir 6min, then material is packed in cold mixer and stir and lower the temperature, when temperature of charge is down to 40 ℃, add remaining raw material, stir 7min, discharging, dry, pulverize, sieve, packing.
The modified alta-mud that above-described embodiment makes is as shown in the table for filling the performance test results of TPO CABLE MATERIALS:
The performance test results of the filling-modified bentonitic TPO CABLE MATERIALS of table 1
Claims (2)
1. a TPO CABLE MATERIALS modified alta-mud, it is characterized in that, raw material by following weight part is made: wilkinite 100, alkyl ketene dimer 10-15, polyoxyalkylene glycol 5-10, asbestos powder 15-20, dimerization di (isooctyl) phosphate Magnesium Stearate 4-8, stearic acid macrogol ester 2-4, ethyl acrylate 3-5, xylitan monostearate 1.5-2.5, 2 ethyl hexanoic acid cerium 2-3, Myristicin acid methylester 5-10, barium sulfate 7-14, 3, the positive hexadecyl ester 1-2 of 5-di-tert-butyl-4-hydroxybenzoic acid, diphosphorous acid pentaerythritol stearic acid ester 2 2-3, trilaurin 3-4, auxiliary agent 4-6,
The preparation method of described auxiliary agent is as follows: a, get the raw material of following weight part: trimethylsilyl dimethyl methyl phosphonate 3-5, cobaltous linoleate 1.5-2.5, salicylic acid phenyl ester 4-7,2,4-dihydroxy benaophenonel 1-2, useless brick powder 10-15, (2,4-di-tert-butyl-phenyl) tris phosphite 2-3, dibutyl maleinate 5-10, kerosene shale ash 5-10, nanometer potter's clay 4-8, the smooth trioleate 2-3 of sorb, degreasing naphthenic acid 2-3, polytetramethylene glycol ether 2.5-4.5, diisononyl adipate 5-10; B, the brick powder that will give up, dibutyl maleinate, degreasing naphthenic acid, the smooth trioleate of sorb, mix, high speed dispersion 3-5min, obtains mixture A; C, kerosene shale ash, nanometer potter's clay, polytetramethylene glycol ether, diisononyl adipate, trimethylsilyl dimethyl methyl phosphonate are mixed, high speed dispersion 4-6min, obtains mixture B; D, the above-mentioned mixture A making is mixed with mixture B, then add remaining raw material, high speed dispersion 5-8min, obtains described auxiliary agent.
2. TPO CABLE MATERIALS method for preparing modified bentonite as claimed in claim 1, it is characterized in that comprising the following steps: first by wilkinite, asbestos powder, barium sulfate drops in homogenizer and carries out mix and blend, when material temperature rises to 80-85 ℃, add stearic acid macrogol ester, alkyl ketene dimer, trilaurin, Myristicin acid methylester, xylitan monostearate, stir 5-7min, then material is packed in cold mixer and stir and lower the temperature, when temperature of charge is down to 40-45 ℃, add remaining raw material, stir 6-9min, discharging, dry, pulverize, sieve, packing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410335862.XA CN104163942A (en) | 2014-07-15 | 2014-07-15 | Modified bentonite for thermoplastic polyolefin cable materials and preparation method thereof |
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| CN201410335862.XA CN104163942A (en) | 2014-07-15 | 2014-07-15 | Modified bentonite for thermoplastic polyolefin cable materials and preparation method thereof |
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| CN201410335862.XA Pending CN104163942A (en) | 2014-07-15 | 2014-07-15 | Modified bentonite for thermoplastic polyolefin cable materials and preparation method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014008235A1 (en) * | 2012-07-02 | 2014-01-09 | E. I. Du Pont De Nemours And Company | Process for manufacturing filled polymeric materials with modified filler particles |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014008235A1 (en) * | 2012-07-02 | 2014-01-09 | E. I. Du Pont De Nemours And Company | Process for manufacturing filled polymeric materials with modified filler particles |
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Application publication date: 20141126 |
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