CN106317574A - Silane modified polyethylene material and preparation method thereof - Google Patents
Silane modified polyethylene material and preparation method thereof Download PDFInfo
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- CN106317574A CN106317574A CN201610735863.2A CN201610735863A CN106317574A CN 106317574 A CN106317574 A CN 106317574A CN 201610735863 A CN201610735863 A CN 201610735863A CN 106317574 A CN106317574 A CN 106317574A
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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
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Abstract
The invention discloses a silane modified polyethylene material. The silane modified polyethylene material is prepared from, by weight, 2-3 parts of dimethyl sulfoxide, 10-13 parts of methanol, 0.7-1 part of silane coupling agent kh560, 2-3 parts of boric acid, 5-7 parts of compound nitrate, 0.6-1 part of ethanediamine, 3-4 parts of chlorinated paraffin, 100-130 parts of polyethylene, 4-6 parts of wollastonite powder, 0.7-1 part of 2-mercaptobenzimidazole, 1-2 parts of fatty acid diethanol amide, 2-3 parts of aluminium stearate, 0.4-1 part of hexamethyl cyclotrisiloxane, 2-3 parts of calcium stearate, 3-5 parts of diacetone alcohol, 2-3 parts of palm wax, 1-2 parts of cellulose propionate, and 0.6-2 parts of tri-n-butyltin chloride. The silane modified polyethylene material is treated by silane, thus the dispersion of filler in polymer can be effectively improved, the compatibility between filler particles and raw materials is improved, and the stability strength of finished product material is improved.
Description
Technical field
The present invention relates to polyethylene technical field, particularly relate to a kind of silane modified polyethylene material and preparation method thereof.
Background technology
Polyethylene is that one of five big synthetic resin chemical stability is good, is resistant to the erosion of most of soda acid, insoluble under room temperature
In common solvent, water absorption is little, and light weight is nontoxic, has excellent electrical insulation capability, and it is cheap, and processing and forming is easy, extensively
General it is applied to the industries such as electrical equipment, chemical industry, food, machinery, simultaneously because filler grain poor dispersion in polyethylene, easily makes
Becoming to reunite, the most constantly improve filler grain dispersibility in polyethylene, the stability_intensity improving finished product just seems especially
Important.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of silane modified polyethylene material and system thereof
Preparation Method.
The present invention is achieved by the following technical solutions:
A kind of silane modified polyethylene material, it is made up of the raw material of following weight parts:
Dimethyl sulfoxide 2-3, methanol 10-13, silane coupler kh5600.7-1, boric acid 2-3, compound nitrate 5-7, ethylenediamine
0.6-1, chlorinated paraffin 3-4, polyethylene 100-130, wollastonite in powder 4-6,2-mercaptobenzimidazole 0.7-1, fatty acid diethanol
Amide 1-2, aluminium stearate 2-3, hexamethyl cyclotrisiloxane 0.4-1, calcium stearate 2-3, diacetone alcohol 3-5, palm wax 2-3,
Cellulose propionate 1-2, tributyl tin trichloride 0.6-2；
Described compound nitrate is to be the zinc nitrate of 5-6:3-4:0.06-0.1:0.05-0.1, aluminum nitrate, nitric acid by mass ratio
Cerium, Lanthanum (III) nitrate mixing composition.
The preparation method of a kind of described silane-modified CABLE MATERIALS, comprises the following steps:
(1) take above-mentioned compound nitrate, join in the deionized water of its weight 100-110 times, stir；
(2) by above-mentioned sodium hydroxide, lauric acid mixing, joining in the deionized water of compound weight 20-30 times, stirring is all
Even, it is passed through nitrogen, mixes with above-mentioned nitrate aqueous solution, send in water bath with thermostatic control, at 60-70 DEG C, be incubated 10-15 hour, go out
Material, is dried 1-2 hour at 100-110 DEG C, is cooled to room temperature, obtains pretreated filler；
(3) being joined by above-mentioned fatty diglycollic amide in the deionized water of its weight 57-60 times, liter high-temperature is 50-60
DEG C, insulated and stirred 10-15 minute, add cellulose propionate, ultrasonic 3-4 minute, obtain fiber dispersion；
(4) above-mentioned dimethyl sulfoxide is joined in the deionized water of its weight 20-30 times, stir, add above-mentioned fiber
Dispersion liquid, pretreated filler, insulated and stirred 10-13 hour at 57-60 DEG C, centrifugation, by solid content at 60-70 DEG C true
Empty dry 6-7 hour, mix with ethylenediamine, be sent in the oil bath of 100-105 DEG C, insulated and stirred 46-50 hour, discharging, take out
Filter, washes filter cake 3-4 time, vacuum drying, obtains amination modifying filler；
(5) by above-mentioned 2-mercaptobenzimidazole, diacetone alcohol mixing, it is sent in the water-bath of 60-65 DEG C, insulated and stirred 10-16
Minute, add above-mentioned palm wax, rise high-temperature and be 80-87 DEG C, insulated and stirred 20-30 minute, add above-mentioned pregnancy basic ring three silicon
Oxygen alkane, 200-300 rev/min is stirred 16-20 minute, obtains silanol liquid a；
(6) by above-mentioned wollastonite in powder, boric acid mixing, join in the deionized water of compound weight 3-5 times, at 70-89 DEG C
Insulated and stirred 1-2 hour, filters, and precipitation is mixed with calcium stearate, aluminium stearate, and ball milling is uniform, joins above-mentioned silanol
In liquid a, stir, obtain pretreated filler a；
(7) above-mentioned silane coupler kh560 is joined in methanol, stir, add above-mentioned amination modifying filler, at 60-
Insulated and stirred 20-30 minute at 70 DEG C, obtains pretreated filler b；
(8) above-mentioned pretreated filler a, pretreated filler b being mixed, add above-mentioned tributyl tin trichloride, 800-1000/ divides and stirs
Mix 20-30 minute, filter, precipitation is washed 3-4 time, be vacuum dried 2-3 hour at 70-80 DEG C, obtain modified filler；
(9) above-mentioned modified filler is mixed with remaining each raw material, stir, send into extruder, melt extrude, cooling, pelletize,
Obtain described polythene material.
The invention have the advantage that
The polythene material of the present invention has good impact flexibility, mechanical strength, rigidity and thermostability etc., uses silicon simultaneously
Alkane processes, and can effectively improve filler dispersibility in the polymer, improves the compatibility between filler grain and each raw material, carries
The stability_intensity of high finished-product material, and good processability, low cost, process technique simple, combination property is superior.
Detailed description of the invention
A kind of silane modified polyethylene material, it is made up of the raw material of following weight parts:
Dimethyl sulfoxide 2, methanol 10, silane coupler kh5600.7, boric acid 2, compound nitrate 5, ethylenediamine 0.6, chlorination stone
Wax 3, polyethylene 100, wollastonite in powder 4,2 mercaptobenzimidazole 0.7, fatty diglycollic amide 1, aluminium stearate 2, pregnancy basic ring
Trisiloxanes 0.4, calcium stearate 2, diacetone alcohol 3, palm wax 2, cellulose propionate 1, tributyl tin trichloride 0.6；
Described compound nitrate is to be that the zinc nitrate of 5:3:0.06:0.05, aluminum nitrate, cerous nitrate, Lanthanum (III) nitrate mix by mass ratio
It is combined into.
The preparation method of a kind of described silane-modified CABLE MATERIALS, comprises the following steps:
(1) take above-mentioned compound nitrate, join in the deionized water of its weight 100 times, stir；
(2) by above-mentioned sodium hydroxide, lauric acid mixing, join in the deionized water of compound weight 20 times, stir, logical
Entering nitrogen, mix with above-mentioned nitrate aqueous solution, send in water bath with thermostatic control, be incubated 10 hours at 60 DEG C, discharging, at 100 DEG C
Under be dried 1 hour, be cooled to room temperature, obtain pretreated filler；
(3) being joined by above-mentioned fatty diglycollic amide in the deionized water of its weight 57 times, rising high-temperature is 50 DEG C, insulation
Stir 10 minutes, add cellulose propionate, ultrasonic 3 minutes, obtain fiber dispersion；
(4) above-mentioned dimethyl sulfoxide is joined in the deionized water of its weight 20 times, stir, add the dispersion of above-mentioned fiber
Liquid, pretreated filler, insulated and stirred 10 hours at 57 DEG C, centrifugation, solid content is vacuum dried 6 hours at 60 DEG C,
Mix with ethylenediamine, be sent in the oil bath of 100 DEG C, insulated and stirred 46 hours, discharging, sucking filtration, filter cake is washed 3 times, vacuum
It is dried, obtains amination modifying filler；
(5) by above-mentioned 2 mercaptobenzimidazoles, diacetone alcohol mixing, it is sent in the water-bath of 60 DEG C, insulated and stirred 10 minutes, adds
Entering above-mentioned palm wax, rising high-temperature is 80 DEG C, insulated and stirred 20 minutes, adds above-mentioned hexamethyl cyclotrisiloxane, 200 revs/min
Stir 16 minutes, obtain silanol liquid a；
(6) by above-mentioned wollastonite in powder, boric acid mixing, join in the deionized water of compound weight 3 times, be incubated at 70 DEG C and stir
Mixing 1 hour, filter, precipitation mixed with calcium stearate, aluminium stearate, ball milling is uniform, joins in above-mentioned silanol liquid a, stirs
Mix uniformly, obtain pretreated filler a；
(7) above-mentioned silane coupler kh560 is joined in methanol, stir, add above-mentioned amination modifying filler, at 60 DEG C
Lower insulated and stirred 20 minutes, obtains pretreated filler b；
(8) above-mentioned pretreated filler a, pretreated filler b are mixed, add above-mentioned tributyl tin trichloride, 800/ point of stirring 20
Minute, filter, precipitation is washed 3 times, be vacuum dried 2 hours at 70 DEG C, obtain modified filler；
(9) above-mentioned modified filler is mixed with remaining each raw material, stir, send into extruder, melt extrude, cooling, pelletize,
Obtain described polythene material.
Performance test:
Hot strength: 20.9MPa；
Elongation at break: 417%.
Claims (2)
1. a silane modified polyethylene material, it is characterised in that it is made up of the raw material of following weight parts:
Dimethyl sulfoxide 2-3, methanol 10-13, silane coupler kh5600.7-1, boric acid 2-3, compound nitrate 5-7, ethylenediamine
0.6-1, chlorinated paraffin 3-4, polyethylene 100-130, wollastonite in powder 4-6,2-mercaptobenzimidazole 0.7-1, fatty acid diethanol
Amide 1-2, aluminium stearate 2-3, hexamethyl cyclotrisiloxane 0.4-1, calcium stearate 2-3, diacetone alcohol 3-5, palm wax 2-3,
Cellulose propionate 1-2, tributyl tin trichloride 0.6-2；
Described compound nitrate is to be the zinc nitrate of 5-6:3-4:0.06-0.1:0.05-0.1, aluminum nitrate, nitric acid by mass ratio
Cerium, Lanthanum (III) nitrate mixing composition.
2. the preparation method of a silane-modified CABLE MATERIALS as claimed in claim 1, it is characterised in that comprise the following steps:
(1) take above-mentioned compound nitrate, join in the deionized water of its weight 100-110 times, stir；
(2) by above-mentioned sodium hydroxide, lauric acid mixing, joining in the deionized water of compound weight 20-30 times, stirring is all
Even, it is passed through nitrogen, mixes with above-mentioned nitrate aqueous solution, send in water bath with thermostatic control, at 60-70 DEG C, be incubated 10-15 hour, go out
Material, is dried 1-2 hour at 100-110 DEG C, is cooled to room temperature, obtains pretreated filler；
(3) being joined by above-mentioned fatty diglycollic amide in the deionized water of its weight 57-60 times, liter high-temperature is 50-60
DEG C, insulated and stirred 10-15 minute, add cellulose propionate, ultrasonic 3-4 minute, obtain fiber dispersion；
(4) above-mentioned dimethyl sulfoxide is joined in the deionized water of its weight 20-30 times, stir, add above-mentioned fiber
Dispersion liquid, pretreated filler, insulated and stirred 10-13 hour at 57-60 DEG C, centrifugation, by solid content at 60-70 DEG C true
Empty dry 6-7 hour, mix with ethylenediamine, be sent in the oil bath of 100-105 DEG C, insulated and stirred 46-50 hour, discharging, take out
Filter, washes filter cake 3-4 time, vacuum drying, obtains amination modifying filler；
(5) by above-mentioned 2-mercaptobenzimidazole, diacetone alcohol mixing, it is sent in the water-bath of 60-65 DEG C, insulated and stirred 10-16
Minute, add above-mentioned palm wax, rise high-temperature and be 80-87 DEG C, insulated and stirred 20-30 minute, add above-mentioned pregnancy basic ring three silicon
Oxygen alkane, 200-300 rev/min is stirred 16-20 minute, obtains silanol liquid a；
(6) by above-mentioned wollastonite in powder, boric acid mixing, join in the deionized water of compound weight 3-5 times, at 70-89 DEG C
Insulated and stirred 1-2 hour, filters, and precipitation is mixed with calcium stearate, aluminium stearate, and ball milling is uniform, joins above-mentioned silanol
In liquid a, stir, obtain pretreated filler a；
(7) above-mentioned silane coupler kh560 is joined in methanol, stir, add above-mentioned amination modifying filler, at 60-
Insulated and stirred 20-30 minute at 70 DEG C, obtains pretreated filler b；
(8) above-mentioned pretreated filler a, pretreated filler b being mixed, add above-mentioned tributyl tin trichloride, 800-1000/ divides and stirs
Mix 20-30 minute, filter, precipitation is washed 3-4 time, be vacuum dried 2-3 hour at 70-80 DEG C, obtain modified filler；
(9) above-mentioned modified filler is mixed with remaining each raw material, stir, send into extruder, melt extrude, cooling, pelletize,
Obtain described polythene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610735863.2A CN106317574A (en) | 2016-08-28 | 2016-08-28 | Silane modified polyethylene material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610735863.2A CN106317574A (en) | 2016-08-28 | 2016-08-28 | Silane modified polyethylene material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106317574A true CN106317574A (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610735863.2A Withdrawn CN106317574A (en) | 2016-08-28 | 2016-08-28 | Silane modified polyethylene material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107011638A (en) * | 2017-05-16 | 2017-08-04 | 苏州宇希新材料科技有限公司 | A kind of hard tear-proof diaphragm |
| CN107163512A (en) * | 2017-05-16 | 2017-09-15 | 苏州宇希新材料科技有限公司 | A kind of hard tear-proof pet diaphragms and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1580112A (en) * | 2003-08-07 | 2005-02-16 | 上海化工研究院 | Method for preparing ultrahigh molecular weight polyethylene hopper |
| CN101754599A (en) * | 2008-12-16 | 2010-06-23 | 金发科技股份有限公司 | Application of injection molding wood plastic composite in producing electric appliance housing |
| CN102276896A (en) * | 2011-06-24 | 2011-12-14 | 合肥工业大学 | Bamboo shoot shell fiber/PE degradable composite material and preparation method thereof |
-
2016
- 2016-08-28 CN CN201610735863.2A patent/CN106317574A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1580112A (en) * | 2003-08-07 | 2005-02-16 | 上海化工研究院 | Method for preparing ultrahigh molecular weight polyethylene hopper |
| CN101754599A (en) * | 2008-12-16 | 2010-06-23 | 金发科技股份有限公司 | Application of injection molding wood plastic composite in producing electric appliance housing |
| CN102276896A (en) * | 2011-06-24 | 2011-12-14 | 合肥工业大学 | Bamboo shoot shell fiber/PE degradable composite material and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107011638A (en) * | 2017-05-16 | 2017-08-04 | 苏州宇希新材料科技有限公司 | A kind of hard tear-proof diaphragm |
| CN107163512A (en) * | 2017-05-16 | 2017-09-15 | 苏州宇希新材料科技有限公司 | A kind of hard tear-proof pet diaphragms and preparation method thereof |
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Application publication date: 20170111 |