CN102775663A - Ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material and manufacturing method thereof - Google Patents
Ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material and manufacturing method thereof Download PDFInfo
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- CN102775663A CN102775663A CN201210283085XA CN201210283085A CN102775663A CN 102775663 A CN102775663 A CN 102775663A CN 201210283085X A CN201210283085X A CN 201210283085XA CN 201210283085 A CN201210283085 A CN 201210283085A CN 102775663 A CN102775663 A CN 102775663A
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Abstract
The invention discloses an ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material. The material comprises the following components by weight:100 parts of high molecular weight polyolefin with a molecular weight of over 5 million and a shore hardness of not less than 65D; 1-20 parts of one or more kinds of polymer compatilizer and coupling agent; 0-100 parts of flame retardant; and 0.5-10 parts of antioxidant. The invention also discloses a manufacturing method of the ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material, which comprises the steps of melt-blending and granulating, extruding or injection-molding to form sleeves, radiating, expanding and cooling to obtain the final product. According to the invention, owing to the high molecular weight polyolefin with the molecular weight of over 5 million and the shore hardness of not less than 65D, the hardness of the material is increased to prevent being gnawed and bit by the ant and rat. In addition, the material is nontoxic and unharmful, and is an excellent ant- and rat-resistant radiation-crosslinked flame-retardant material.
Description
Technical field
The present invention relates to a kind of irradiation cross-linking flame-retardant material contracting with heat and method of manufacture thereof, relate in particular to a kind of ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat and method of manufacture thereof.
Background technology
Heat-shrinkable T bush is widely used in insulation protection and the metal tube of solder joint and the inductance of electric wire joint, electronic devices and components, the antirust corrosion protection of rod etc.
Yet, when being exposed in the external environment to exist in the more environment of ant mouse particularly, heat-shrinkable T bush gnawed the phenomenon of biting by termite or mouse, and cause heat-shrinkable T bush to lose due protective effect.
Summary of the invention
The object of the present invention is to provide a kind of ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat.
For realizing above-mentioned purpose, ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat provided by the present invention comprises following component:
High molecular polyolefine 100 weight parts, the molecular weight of high molecular polyolefine are greater than 5,000,000, and the shore hardness of high molecular polyolefine is not less than 65D;
A kind of or some kinds of 1-20 weight parts in polymer-compatible agent, the coupling agent;
Fire retardant 0-100 weight part;
Oxidation inhibitor 0.5-10 weight part.
Preferably, the shore hardness of said high molecular polyolefine is not less than 70D.
Preferably, said ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat further comprises ant and mouse proofing agent 0.5-10 weight part.
Preferably, said ant and mouse proofing agent just is being selected from-among Vanillyl pelargonic amide class or the environmental protection Ratproof agent DH-600 one or both.
Preferably, said ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat further comprises the sensitizing agent of 0.1-3 weight part.
Preferably; The vinyl-vinyl acetate copolymer that said polymer-compatible agent is the copolymer-maleic anhydride modification or the ethylene-acrylate copolymer of copolymer-maleic anhydride modification; Said polymer-compatible agent content accounts for 0.5-15%, and melting index is 0.5-15.0g/10min.Coupling agent can be a kind of in titanate coupling agent, silane coupling agent, the aluminium titanium composite coupler or some kinds.
Preferably, said fire retardant is a kind of in white lake, Marinco H, modified aluminium hydroxide, the modified magnesium hydroxide or some kinds.
Preferably, said fire retardant is a kind of in HMW ammonium polyphosphate, phosphoric acid ester fire retardant, melamine cyanurate, the melamine pyrophosphate salt or some kinds.
Preferably, said fire retardant is a kind of in bromide fire retardant, chlorine-based flame retardant or the phosphorus-halogenated flame retardant or some kinds.
The present invention also provides a kind of ant and mouse proofing fire retardant thermal shrinkage sleeve pipe, and this heat-shrinkable T bush is processed by above-mentioned ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat, and its preparation method is:
1) with one or both 1-20 weight parts in said high molecular polyolefine 100 weight parts, polymer-compatible agent, the coupling agent, fire retardant 0-100 weight part, the granulation of oxidation inhibitor 0.5-10 weight part melting mixing;
2) sleeve pipe is extruded or injected to the granulation material;
3) to extrude or injection moulding after sleeve pipe carry out irradiation;
4) sleeve pipe behind the irradiation is expanded and cooled off.
The present invention also provides a kind of ant and mouse proofing fire retardant thermal shrinkage type cable accessory, and the insulated part of this thermal shrinkage type cable accessory is processed by above-mentioned ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat.
The beneficial effect of ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention:
Ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention since the molecular weight of high molecular polyolefine greater than 5,000,000, shore hardness is not less than 65D; This has increased the hardness of ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat; Termite or mouse are gnawed bite motionless; And nontoxic, do not pollute the environment, be a kind of ant and mouse proofing irradiation cross-linking flame-retardant material of excellence.
Embodiment
By specifying technology contents of the present invention, technical recipe, realized purpose and effect, give explanation below in conjunction with embodiment is detailed.
Ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention is that example describes with its preparation heat-shrinkable T bush.
Embodiment 1
1) (molecular weight is 9,000,000 with High molecular weight polyethylene 100Kg; Shore hardness is 80D); The maleic anhydride modified vinyl-vinyl acetate copolymer 2Kg of polymer-compatible agent (wherein; The content of multipolymer accounts for 8% weight, and melting index is 5.0g/10min), flame retardant of magnesium hydroxide 10Kg, antioxidant 1010 (four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester) 1Kg mixing granulator;
2) sleeve pipe is extruded or injected to the granulation material, can adopt screw extrusion press under 100-160 ℃ of temperature, to extrude;
3) to extrude or injection moulding after sleeve pipe carry out irradiation, can adopt rumbatron or cobalt-60 radiosterilize, irradiation dose is 4-25Mrad;
4) sleeve pipe behind the irradiation is also cooled off for 2.5 times with the expansion device expansion under 100-180 ℃ of temperature, promptly get ant and mouse proofing irradiation cross-linking flame-retardant heat-shrinkable T bush.
Above-mentioned heat-shrinkable T bush product is measured, and the result is following: contraction ratio was greater than 2: 1; Flame retardant resistance oxygen index＞35, flame retardant rating UL224VW-1 meets the RoHS of European Union instruction, can ant and mouse proofing, rodent-proof characteristic is through the simultaneous test of GR-20-CORE (U.S. fish are tested with 7 days protections against rodents of wildlife invention) and 14 days.
Embodiment 2
1) (molecular weight is 8,000,000 with High molecular weight polyethylene copolymer 1 00Kg; Shore hardness is 70D); The maleic anhydride modified vinyl-vinyl acetate copolymer 3Kg of polymer-compatible agent (wherein; The content of multipolymer accounts for 8% weight, and melting index is 5.0g/10min), flame retardant of magnesium hydroxide 60Kg, antioxidant 1010 (four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester) 1.5Kg mixing granulator;
2) sleeve pipe is extruded or injected to the granulation material, can adopt screw extrusion press under 100-160 ℃ of temperature, to extrude;
3) to extrude or injection moulding after sleeve pipe carry out irradiation, can adopt rumbatron or cobalt-60 radiosterilize, irradiation dose is 4-25Mrad;
4) sleeve pipe behind the irradiation is also cooled off for 3 times with the expansion device expansion under 100-180 ℃ of temperature, promptly get ant and mouse proofing irradiation cross-linking flame-retardant heat-shrinkable T bush.
Above-mentioned heat-shrinkable T bush product is measured, and the result is following: contraction ratio was greater than 2: 1; Flame retardant resistance oxygen index＞40, flame retardant rating UL224VW-1 meets the RoHS of European Union instruction, can ant and mouse proofing, rodent-proof characteristic is through the simultaneous test of GR-20-CORE (U.S. fish are tested with 7 days protections against rodents of wildlife invention) and 14 days.
Embodiment 3
1) with high molecular weight pvc 100Kg (molecular weight is 7,000,000, and shore hardness is 65D), just-(chemical formula is C to the Vanillyl pelargonic amide class
17H
27NO
3, molecular weight is 293.4, fusing point is that 56～58 ℃, decomposition temperature are 340 ℃) the maleic anhydride modified vinyl-vinyl acetate copolymer 3Kg of 4Kg, environmental protection Ratproof agent DH-6006Kg, polymer-compatible agent (wherein; The content of multipolymer accounts for 8% weight; Melting index is 5.0g/10min), flame retardant of magnesium hydroxide 60Kg, antioxidant 1010 (four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester) 1.5Kg, trimethylolpropane tris (methyl) propenoate 0.5Kg mixing granulator;
2) sleeve pipe is extruded or injected to the granulation material, can adopt screw extrusion press under 100-160 ℃ of temperature, to extrude;
3) to extrude or injection moulding after sleeve pipe carry out irradiation, can adopt rumbatron or cobalt-60 radiosterilize, irradiation dose is 4-25Mrad;
4) sleeve pipe behind the irradiation is also cooled off for 3 times with the expansion device expansion under 100-180 ℃ of temperature, promptly get ant and mouse proofing irradiation cross-linking flame-retardant heat-shrinkable T bush.
Above-mentioned heat-shrinkable T bush product is measured, and the result is following: contraction ratio was greater than 2: 1; Flame retardant resistance oxygen index＞40, flame retardant rating UL224VW-1 can ant and mouse proofing, and rodent-proof characteristic is through the simultaneous test of GR-20-CORE (U.S. fish are tested with 7 days protections against rodents of wildlife invention) and 14 days.
Embodiment 4
1) with High molecular weight polyethylene 50Kg, high molecular weight pvc 50Kg (molecular weight is 7,000,000, and shore hardness is 75D), just-(chemical formula is C to the Vanillyl pelargonic amide class
17H
27NO
3, molecular weight is 293.4, fusing point is that 56～58 ℃, decomposition temperature are 340 ℃) the maleic anhydride modified vinyl-vinyl acetate copolymer 3Kg of 4Kg, environmental protection Ratproof agent DH-6006Kg, polymer-compatible agent (wherein; The content of multipolymer accounts for 8% weight; Melting index is 5.0g/10min), aluminium titanium composite coupler 1Kg, flame retardant of magnesium hydroxide 60Kg, antioxidant 1010 (four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester) 1.5Kg, trimethylolpropane tris (methyl) propenoate 0.5Kg mixing granulator;
2) sleeve pipe is extruded or injected to the granulation material, can adopt screw extrusion press under 160 ℃ of temperature, to extrude;
3) to extrude or injection moulding after sleeve pipe carry out irradiation, can adopt rumbatron or cobalt-60 radiosterilize, irradiation dose is 25Mrad;
4) sleeve pipe behind the irradiation is also cooled off for 3 times with the expansion device expansion under 100-180 ℃ of temperature, promptly get ant and mouse proofing irradiation cross-linking flame-retardant heat-shrinkable T bush.
Above-mentioned heat-shrinkable T bush product is measured, and the result is following: contraction ratio was greater than 2: 1; Flame retardant resistance oxygen index＞40, flame retardant rating UL224VW-1 can ant and mouse proofing, and rodent-proof characteristic is through the simultaneous test of GR-20-CORE (U.S. fish are tested with 7 days protections against rodents of wildlife invention) and 14 days.
In sum; Ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention since the molecular weight of high molecular polyolefine greater than 5,000,000, shore hardness is not less than 65D; The hardness that this has increased ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat gnaws termite or mouse to bite motionless, and nontoxic; Not polluting the environment, is a kind of ant and mouse proofing irradiation cross-linking flame-retardant material of excellence.The heat-shrinkable T bush that ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention is processed is exposed in the external environment can to prevent in the more environment of ant mouse particularly to be gnawed by termite or mouse to be bitten, and can guarantee the due protective effect of heat-shrinkable T bush.
Ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat of the present invention can also be processed ant and mouse proofing irradiation cross-linking flame-retardant thermal shrinkage type cable accessory as the material of the insulated part of thermal shrinkage type cable accessory, or processes other thermal shrinkage type sheet materials as required.
The present invention is not limited to above-mentioned embodiment, and those skilled in the art that also can make multiple variation in view of the above, but any and the present invention are equal to or similar variation all should be encompassed in the scope of claim of the present invention.
Claims (12)
1. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat is characterized in that: comprise following component:
High molecular polyolefine 100 weight parts, the molecular weight of high molecular polyolefine are greater than 5,000,000, and the shore hardness of high molecular polyolefine is not less than 65D;
A kind of or some kinds of 1-20 weight parts in polymer-compatible agent, the coupling agent;
Fire retardant 0-100 weight part;
Oxidation inhibitor 0.5-10 weight part.
2. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1, it is characterized in that: said high molecular polyolefine is selected from one or both in High molecular weight polyethylene, the high molecular weight pvc.
3. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1, it is characterized in that: the shore hardness of said high molecular polyolefine is not less than 70D.
4. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1 is characterized in that: also comprise ant and mouse proofing agent 0.5-10 weight part.
5. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 4 is characterized in that: said ant and mouse proofing agent just is being selected from-and among Vanillyl pelargonic amide class or the environmental protection Ratproof agent DH-600 one or both.
6. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1 is characterized in that: the sensitizing agent that also comprises the 0.1-3 weight part.
7. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1; It is characterized in that: the vinyl-vinyl acetate copolymer that said polymer-compatible agent is the copolymer-maleic anhydride modification or the ethylene-acrylate copolymer of copolymer-maleic anhydride modification; Said polymer-compatible agent content accounts for 0.5-15%, and melting index is 0.5-15.0g/10min.
8. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1 is characterized in that: said fire retardant is a kind of in white lake, Marinco H, modified aluminium hydroxide, the modified magnesium hydroxide or some kinds.
9. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1 is characterized in that: said fire retardant is a kind of in HMW ammonium polyphosphate, phosphoric acid ester fire retardant, melamine cyanurate, the melamine pyrophosphate salt or some kinds.
10. ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat as claimed in claim 1 is characterized in that: said fire retardant is a kind of in bromide fire retardant, chlorine-based flame retardant or the phosphorus-halogenated flame retardant or some kinds.
11. an ant and mouse proofing fire retardant thermal shrinkage sleeve pipe is characterized in that: this heat-shrinkable T bush is processed by the described ant and mouse proofing irradiation cross-linking flame-retardant of claim 1 material contracting with heat, and its preparation method is:
1) with one or both 1-20 weight parts in said high molecular polyolefine 100 weight parts, polymer-compatible agent, the coupling agent, fire retardant 0-100 weight part, the granulation of oxidation inhibitor 0.5-10 weight part melting mixing;
2) sleeve pipe is extruded or injected to the granulation material;
3) to extrude or injection moulding after sleeve pipe carry out irradiation;
4) sleeve pipe behind the irradiation is expanded and cooled off.
12. an ant and mouse proofing fire retardant thermal shrinkage type cable accessory is characterized in that: the insulated part of this thermal shrinkage type cable accessory is processed by claim 1 to 10 a described ant and mouse proofing irradiation cross-linking flame-retardant material contracting with heat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210283085.XA CN102775663B (en) | 2012-08-02 | 2012-08-02 | Ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material and manufacturing method thereof |
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| CN201210283085.XA CN102775663B (en) | 2012-08-02 | 2012-08-02 | Ant- and rat-resistant radiation-crosslinked flame-retardant pyrocondensation material and manufacturing method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103232627A (en) * | 2013-04-15 | 2013-08-07 | 中国核电工程有限公司 | Manufacture method of thermal contraction injection moulding |
| CN103709508A (en) * | 2013-12-15 | 2014-04-09 | 上海悦萌环保科技有限公司 | Rat/ant-resistant environment-friendly PP (polypropylene)/HDPE (high-density polyethylene) plastic |
| WO2015184936A1 (en) * | 2014-06-06 | 2015-12-10 | 桐庐雷泰生物科技有限公司 | Rodent-proof low smoke zero halogen material |
| WO2015184937A1 (en) * | 2014-06-06 | 2015-12-10 | 桐庐雷泰生物科技有限公司 | Rodent-proof pe material |
| EP2938912A4 (en) * | 2012-12-28 | 2016-08-03 | Abu Dhabi Polymers Company Ltd Borouge L L C | Termite resistant pipe |
| CN113004641A (en) * | 2021-04-30 | 2021-06-22 | 浙江堂正格塑胶科技有限公司 | Cold-resistant silica gel-like PVC modified granular material |
| CN118240311A (en) * | 2024-03-15 | 2024-06-25 | 重庆科宝电缆股份有限公司 | Composition for preparing flame-retardant termite-proof cable sheath, sheath and termite-proof cable |
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| CN102446586A (en) * | 2011-08-30 | 2012-05-09 | 上海贝恩科电缆有限公司 | Rat-proof termite-proof low-smoke low-halogen leadless flame-retardant control cable for elevator shaft |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2938912A4 (en) * | 2012-12-28 | 2016-08-03 | Abu Dhabi Polymers Company Ltd Borouge L L C | Termite resistant pipe |
| CN103232627A (en) * | 2013-04-15 | 2013-08-07 | 中国核电工程有限公司 | Manufacture method of thermal contraction injection moulding |
| CN103232627B (en) * | 2013-04-15 | 2015-06-17 | 中国核电工程有限公司 | Manufacture method of thermal contraction injection moulding |
| CN103709508A (en) * | 2013-12-15 | 2014-04-09 | 上海悦萌环保科技有限公司 | Rat/ant-resistant environment-friendly PP (polypropylene)/HDPE (high-density polyethylene) plastic |
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| WO2015184937A1 (en) * | 2014-06-06 | 2015-12-10 | 桐庐雷泰生物科技有限公司 | Rodent-proof pe material |
| CN113004641A (en) * | 2021-04-30 | 2021-06-22 | 浙江堂正格塑胶科技有限公司 | Cold-resistant silica gel-like PVC modified granular material |
| CN118240311A (en) * | 2024-03-15 | 2024-06-25 | 重庆科宝电缆股份有限公司 | Composition for preparing flame-retardant termite-proof cable sheath, sheath and termite-proof cable |
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