CN108841103A - A kind of colloidal sol crosslinking pdu wire harness sheath material and preparation method thereof - Google Patents
A kind of colloidal sol crosslinking pdu wire harness sheath material and preparation method thereof Download PDFInfo
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- CN108841103A CN108841103A CN201810566976.3A CN201810566976A CN108841103A CN 108841103 A CN108841103 A CN 108841103A CN 201810566976 A CN201810566976 A CN 201810566976A CN 108841103 A CN108841103 A CN 108841103A
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F259/00—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00
- C08F259/02—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00 on to polymers containing chlorine
- C08F259/04—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00 on to polymers containing chlorine on to polymers of vinyl chloride
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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
- C08L2312/00—Crosslinking
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a kind of colloidal sols to be crosslinked pdu wire harness sheath material, it is made of the raw material of following weight parts：Methacrylamide 1-2, n- methyl pyrrolidone 10-14, Triallyl isocyanurate 3.7-5, polyvinyl chloride 110-120, lead sulfate tribasic 0.01-0.03, epoxy-modified colloidal sol 20-30, catalyst 0.3-0.4, barium stearate 2-4.Sheath material resistance to fracture of the invention is strong, good weatherability, and comprehensive performance is superior.
Description
Technical field
The invention belongs to Material Fields, and in particular to a kind of colloidal sol crosslinking pdu wire harness sheath material and preparation method thereof.
Background technique
PDU namely our cabinet power distribution sockets for often saying, PDU is provided for the electrical equipment of cabinet-type installation
Electric power distribution and the product designed, as computer networking technology develops, the keys such as server, interchanger, various electronic equipments
The demand of equipment also increasingly increases, and the business undertaken is more and more crucial, wants to environment locating for equipment (such as computer room, cabinet)
Ask also higher, all facilities for participating in key equipment operation must all have high reliability and availability.For power outlet,
It is last one of critical point of all devices electricity consumption, if it is not sufficiently stable, and lacks enough defencive functions, it would be possible to cause
Expensive device is ruined or even whole system collapse；Therefore, if the usage safety performance for improving PDU itself is also to study at present
Emphasis, and the wire harness sheath of PDU then has good protecting effect, further increases the safety in utilization of wire harness sheath material
Just seem especially necessary.Meanwhile in order to improve the mechanical strength of sheath material, various inorganic fillers are often added wherein,
And the compatibility of inorganic filler and polymeric matrix is poor, reunion easy to form, to not can guarantee the stability of material.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of colloidal sols to be crosslinked pdu wire harness sheath
Material and preparation method thereof.
To achieve the above object, the present invention uses following technical scheme：
A kind of colloidal sol crosslinking pdu wire harness sheath material, it is made of the raw material of following weight parts：
Methacrylamide 1-2, n- methyl pyrrolidone 10-14, Triallyl isocyanurate 3.7-5, polyvinyl chloride
110-120, lead sulfate tribasic 0.01-0.03, epoxy-modified colloidal sol 20-30, catalyst 0.3-0.4, barium stearate 2-4.
What the epoxy-modified colloidal sol was made of the raw material of following weight parts：
Ethyl orthosilicate 60-80, methyl methacrylate 20-25, epoxy prapanol 20-34, lithium methoxide 0.08-0.1,2- mercapto
Base benzimidazole 0.3-1；
The preparation method of the epoxy-modified colloidal sol, includes the following steps：
(1) 30-40% of above-mentioned epoxy prapanol weight is taken, 2-mercaptobenzimidazole is added, stirs evenly, increasing temperature is
55-60 DEG C, insulated and stirred 10-20 minutes, obtain alcoholic solution；
(2) ethyl orthosilicate is taken, is added in the deionized water of 27-30 times of its weight, stirs evenly, it is molten that above-mentioned alcohol is added
Liquid is stirred to react 3-4 hours, obtains colloidal sol alcohol dispersion liquid；
(3) methyl methacrylate, the mixing of remaining epoxy prapanol are taken, is sent in stainless steel cauldron, is passed through nitrogen,
Adjusting temperature of reaction kettle is 90-105 DEG C, is stirred to react 1-2 hours, and lithium methoxide is added, and adjusting temperature of reaction kettle is 150-160
DEG C, above-mentioned colloidal sol alcohol dispersion liquid is added, insulation reaction 3-4 hours, discharging was cooling to get the epoxy-modified colloidal sol.
A kind of preparation method of colloidal sol crosslinking pdu wire harness sheath material, includes the following steps：
(1) Methacrylamide is taken, is added in the dehydrated alcohol of 10-15 times of its weight, stirring and dissolving；
(2) Triallyl isocyanurate is taken, is added in n- methyl pyrrolidone, stirs evenly, obtains alkanone dispersion liquid；
(3) ethanol solution for taking above-mentioned Methacrylamide is mixed with epoxy-modified colloidal sol, is stirred evenly, and three salt are added
Base lead sulfate, is sent in reaction kettle, and adjusting temperature of reaction kettle is 155-160 DEG C, and catalyst is added, and insulated and stirred 3.5-4 is small
When, reducing temperature of reaction kettle is 75-80 DEG C, and above-mentioned alkanone dispersion liquid is added, insulated and stirred 1-2 hours, obtains modified crosslinking dispersion
Liquid；
(4) polyvinyl chloride is taken, is added in above-mentioned modified crosslinking dispersion liquid, increasing temperature is 60-70 DEG C, insulated and stirred 4-
It 5 hours, discharges, precipitating is washed in filtering, and air drying obtains cross-linking modified polyvinyl chloride；
(5) above-mentioned cross-linking modified polyvinyl chloride is taken, mixes, stirs evenly with barium stearate, be sent in extruder, is melted
It squeezes out, it is cooling to be crosslinked pdu wire harness sheath material to get the colloidal sol.
The catalyst is triethylamine.
Advantages of the present invention：
The present invention hydrolyzes in the alcoholic solution containing 2-mercaptobenzimidazole using ethyl orthosilicate as presoma, will obtain
Colloidal sol be blended with methyl methacrylate, using lithium methoxide as catalyst, the ethylene oxidic ester containing colloidal sol is obtained, then by it
It is blended with Methacrylamide, using triethylamine as catalyst, open loop is carried out to epoxy group and is modified, to improve the surface of colloidal sol
Activity, it is crosslinking agent that Triallyl isocyanurate is also introduced in the ring-opening reaction, then is handed over PVC base system
Connection is modified, while improving compatibility of the colloidal sol between polymer, improves the mechanical stability intensity of finished product, shield of the invention
Cover material resistance to fracture is strong, good weatherability, and comprehensive performance is superior.
Specific embodiment
Embodiment 1
A kind of colloidal sol crosslinking pdu wire harness sheath material, it is made of the raw material of following weight parts：
It is Methacrylamide 2, n- methyl pyrrolidone 14, Triallyl isocyanurate 5, polyvinyl chloride 120, tribasic
Lead sulfate 0.03, epoxy-modified colloidal sol 30, catalyst 0.4, barium stearate 4.
What the epoxy-modified colloidal sol was made of the raw material of following weight parts：
Ethyl orthosilicate 80, methyl methacrylate 25, epoxy prapanol 34, lithium methoxide 0.1,2-mercaptobenzimidazole 1；
The preparation method of the epoxy-modified colloidal sol, includes the following steps：
(1) the 40% of above-mentioned epoxy prapanol weight is taken, 2-mercaptobenzimidazole is added, stirs evenly, increasing temperature is 60
DEG C, insulated and stirred 20 minutes, obtain alcoholic solution；
(2) ethyl orthosilicate is taken, is added in the deionized water of 30 times of its weight, stirs evenly, above-mentioned alcoholic solution is added,
It is stirred to react 4 hours, obtains colloidal sol alcohol dispersion liquid；
(3) methyl methacrylate, the mixing of remaining epoxy prapanol are taken, is sent in stainless steel cauldron, is passed through nitrogen,
Adjusting temperature of reaction kettle is 105 DEG C, is stirred to react 2 hours, and lithium methoxide is added, and adjusting temperature of reaction kettle is 160 DEG C, is added above-mentioned
Colloidal sol alcohol dispersion liquid, insulation reaction 4 hours, discharging was cooling to get the epoxy-modified colloidal sol.
A kind of preparation method of colloidal sol crosslinking pdu wire harness sheath material, includes the following steps：
(1) Methacrylamide is taken, is added in the dehydrated alcohol of 15 times of its weight, stirring and dissolving；
(2) Triallyl isocyanurate is taken, is added in n- methyl pyrrolidone, stirs evenly, obtains alkanone dispersion liquid；
(3) ethanol solution for taking above-mentioned Methacrylamide is mixed with epoxy-modified colloidal sol, is stirred evenly, and three salt are added
Base lead sulfate, is sent in reaction kettle, and adjusting temperature of reaction kettle is 160 DEG C, and catalyst is added, insulated and stirred 4 hours, reduces anti-
Answering kettle temperature degree is 80 DEG C, and above-mentioned alkanone dispersion liquid is added, insulated and stirred 2 hours, obtains modified crosslinking dispersion liquid；
(4) polyvinyl chloride is taken, is added in above-mentioned modified crosslinking dispersion liquid, increasing temperature is 70 DEG C, and insulated and stirred 5 is small
When, it discharges, precipitating is washed in filtering, and air drying obtains cross-linking modified polyvinyl chloride；
(5) above-mentioned cross-linking modified polyvinyl chloride is taken, mixes, stirs evenly with barium stearate, be sent in extruder, is melted
It squeezes out, it is cooling to be crosslinked pdu wire harness sheath material to get the colloidal sol.
The catalyst is triethylamine.
Embodiment 2
A kind of colloidal sol crosslinking pdu wire harness sheath material, it is made of the raw material of following weight parts：
Methacrylamide 1, n- methyl pyrrolidone 10, Triallyl isocyanurate 3.7, polyvinyl chloride 110, three salt
Base lead sulfate 0.01, epoxy-modified colloidal sol 20, catalyst 0.3, barium stearate 2.
What the epoxy-modified colloidal sol was made of the raw material of following weight parts：
Ethyl orthosilicate 60, methyl methacrylate 20, epoxy prapanol 20, lithium methoxide 0.08,2-mercaptobenzimidazole
0.3；
The preparation method of the epoxy-modified colloidal sol, includes the following steps：
(1) the 30% of above-mentioned epoxy prapanol weight is taken, 2-mercaptobenzimidazole is added, stirs evenly, increasing temperature is 55
DEG C, insulated and stirred 10 minutes, obtain alcoholic solution；
(2) ethyl orthosilicate is taken, is added in the deionized water of 27 times of its weight, stirs evenly, above-mentioned alcoholic solution is added,
It is stirred to react 3 hours, obtains colloidal sol alcohol dispersion liquid；
(3) methyl methacrylate, the mixing of remaining epoxy prapanol are taken, is sent in stainless steel cauldron, is passed through nitrogen,
Adjusting temperature of reaction kettle is 90 DEG C, is stirred to react 1 hour, and lithium methoxide is added, and adjusting temperature of reaction kettle is 150 DEG C, is added above-mentioned
Colloidal sol alcohol dispersion liquid, insulation reaction 3 hours, discharging was cooling to get the epoxy-modified colloidal sol.
A kind of preparation method of colloidal sol crosslinking pdu wire harness sheath material, includes the following steps：
(1) Methacrylamide is taken, is added in the dehydrated alcohol of 10 times of its weight, stirring and dissolving；
(2) Triallyl isocyanurate is taken, is added in n- methyl pyrrolidone, stirs evenly, obtains alkanone dispersion liquid；
(3) ethanol solution for taking above-mentioned Methacrylamide is mixed with epoxy-modified colloidal sol, is stirred evenly, and three salt are added
Base lead sulfate, is sent in reaction kettle, and adjusting temperature of reaction kettle is 155 DEG C, and catalyst is added, insulated and stirred 3.5 hours, reduces
Temperature of reaction kettle is 75 DEG C, and above-mentioned alkanone dispersion liquid is added, insulated and stirred 1 hour, obtains modified crosslinking dispersion liquid；
(4) polyvinyl chloride is taken, is added in above-mentioned modified crosslinking dispersion liquid, increasing temperature is 60 DEG C, and insulated and stirred 4 is small
When, it discharges, precipitating is washed in filtering, and air drying obtains cross-linking modified polyvinyl chloride；
(5) above-mentioned cross-linking modified polyvinyl chloride is taken, mixes, stirs evenly with barium stearate, be sent in extruder, is melted
It squeezes out, it is cooling to be crosslinked pdu wire harness sheath material to get the colloidal sol.
The catalyst is triethylamine.
The colloidal sol of embodiment 1 is crosslinked pdu wire harness sheath material：
Tensile strength (Mpa) 60.7；
25 DEG C of notch impact strength (KJ/m2)29.6；
0 DEG C of notch impact strength (KJ/m2)25.5；
The colloidal sol of embodiment 2 is crosslinked pdu wire harness sheath material：
Tensile strength (Mpa) 61.6；
25 DEG C of notch impact strength (KJ/m2)30.3；
0 DEG C of notch impact strength (KJ/m2)32.2；
Commercially available polyvinyl chloride wire harness sheath material：
Tensile strength (Mpa) 40-50；
25 DEG C of notch impact strength (KJ/m2)14.5-20；
0 DEG C of notch impact strength (KJ/m2)5-15。
Claims (4)
1. a kind of colloidal sol is crosslinked pdu wire harness sheath material, which is characterized in that it is made of the raw material of following weight parts：
Methacrylamide 1-2, n- methyl pyrrolidone 10-14, Triallyl isocyanurate 3.7-5, polyvinyl chloride 110-
120, lead sulfate tribasic 0.01-0.03, epoxy-modified colloidal sol 20-30, catalyst 0.3-0.4, barium stearate 2-4.
2. a kind of colloidal sol according to claim 1 is crosslinked pdu wire harness sheath material, which is characterized in that the epoxy changes
Property colloidal sol is made of the raw material of following weight parts：
Ethyl orthosilicate 60-80, methyl methacrylate 20-25, epoxy prapanol 20-34, lithium methoxide 0.08-0.1,2- sulfydryl benzene
And imidazoles 0.3-1；
The preparation method of the epoxy-modified colloidal sol, includes the following steps：
(1) 30-40% of above-mentioned epoxy prapanol weight is taken, 2-mercaptobenzimidazole is added, stirs evenly, raising temperature is 55-
60 DEG C, insulated and stirred 10-20 minutes, obtain alcoholic solution；
(2) ethyl orthosilicate is taken, is added in the deionized water of 27-30 times of its weight, stirs evenly, above-mentioned alcoholic solution is added,
It is stirred to react 3-4 hours, obtains colloidal sol alcohol dispersion liquid；
(3) methyl methacrylate, the mixing of remaining epoxy prapanol are taken, is sent in stainless steel cauldron, is passed through nitrogen, adjust
Temperature of reaction kettle is 90-105 DEG C, is stirred to react 1-2 hours, and lithium methoxide is added, and adjusting temperature of reaction kettle is 150-160 DEG C, is added
Enter above-mentioned colloidal sol alcohol dispersion liquid, insulation reaction 3-4 hours, discharging was cooling to get the epoxy-modified colloidal sol.
3. a kind of preparation method of colloidal sol crosslinking pdu wire harness sheath material as described in claim 1, which is characterized in that including
Following steps：
(1) Methacrylamide is taken, is added in the dehydrated alcohol of 10-15 times of its weight, stirring and dissolving；
(2) Triallyl isocyanurate is taken, is added in n- methyl pyrrolidone, stirs evenly, obtains alkanone dispersion liquid；
(3) ethanol solution for taking above-mentioned Methacrylamide is mixed with epoxy-modified colloidal sol, is stirred evenly, and tribasic sulphur is added
Lead plumbate is sent in reaction kettle, and adjusting temperature of reaction kettle is 155-160 DEG C, and catalyst is added, insulated and stirred 3.5-4 hours, drops
Low reaction kettle temperature degree is 75-80 DEG C, and above-mentioned alkanone dispersion liquid is added, insulated and stirred 1-2 hours, obtains modified crosslinking dispersion liquid；
(4) polyvinyl chloride is taken, is added in above-mentioned modified crosslinking dispersion liquid, increasing temperature is 60-70 DEG C, and insulated and stirred 4-5 is small
When, it discharges, precipitating is washed in filtering, and air drying obtains cross-linking modified polyvinyl chloride；
(5) above-mentioned cross-linking modified polyvinyl chloride is taken, mixes, stirs evenly with barium stearate, be sent in extruder, melting is squeezed
Out, it cools down and is crosslinked pdu wire harness sheath material to get the colloidal sol.
4. a kind of colloidal sol according to claim 1 is crosslinked pdu wire harness sheath material, which is characterized in that the catalyst
For triethylamine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810566976.3A CN108841103A (en) | 2018-06-05 | 2018-06-05 | A kind of colloidal sol crosslinking pdu wire harness sheath material and preparation method thereof |
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| CN201810566976.3A CN108841103A (en) | 2018-06-05 | 2018-06-05 | A kind of colloidal sol crosslinking pdu wire harness sheath material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627855A (en) * | 2018-12-31 | 2019-04-16 | 方少章 | A kind of led heat radiation coating and preparation method thereof |
| CN109666377A (en) * | 2018-12-31 | 2019-04-23 | 方少章 | A kind of heat-resisting emulsified epoxy coating and preparation method thereof |
| CN109825270A (en) * | 2019-03-27 | 2019-05-31 | 西安元和利馨能源科技有限公司 | A kind of novel no calcium precipitate acidification blocking remover of super low percolation oilfield horizontal well and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542355A (en) * | 2016-01-29 | 2016-05-04 | 宁波远欣石化有限公司 | Calcium macromolecular plastic plate and preparation method thereof |
| CN107556664A (en) * | 2017-10-13 | 2018-01-09 | 安徽同利塑胶彩印有限公司 | A kind of polymeric sol modified vinylene chloride plastics material and preparation method thereof |
-
2018
- 2018-06-05 CN CN201810566976.3A patent/CN108841103A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542355A (en) * | 2016-01-29 | 2016-05-04 | 宁波远欣石化有限公司 | Calcium macromolecular plastic plate and preparation method thereof |
| CN107556664A (en) * | 2017-10-13 | 2018-01-09 | 安徽同利塑胶彩印有限公司 | A kind of polymeric sol modified vinylene chloride plastics material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627855A (en) * | 2018-12-31 | 2019-04-16 | 方少章 | A kind of led heat radiation coating and preparation method thereof |
| CN109666377A (en) * | 2018-12-31 | 2019-04-23 | 方少章 | A kind of heat-resisting emulsified epoxy coating and preparation method thereof |
| CN109825270A (en) * | 2019-03-27 | 2019-05-31 | 西安元和利馨能源科技有限公司 | A kind of novel no calcium precipitate acidification blocking remover of super low percolation oilfield horizontal well and preparation method thereof |
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Application publication date: 20181120 |