CN105111622A - Sheath material for CMR-level high-flame-retardant environment-friendly data cable and preparation method thereof - Google Patents
Sheath material for CMR-level high-flame-retardant environment-friendly data cable and preparation method thereof Download PDFInfo
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- CN105111622A CN105111622A CN201510586670.0A CN201510586670A CN105111622A CN 105111622 A CN105111622 A CN 105111622A CN 201510586670 A CN201510586670 A CN 201510586670A CN 105111622 A CN105111622 A CN 105111622A
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Abstract
The invention discloses a sheath material for a CMR-level high-flame-retardant environment-friendly data cable and a preparation method thereof. The sheath material is prepared from, by weight, 100 parts of polyvinyl chloride resin, 10-15 parts of filling agents, 8-16 parts of lubricating agents, 30-42 parts of flame retardants and 20-36 parts of plasticizers. According to the sheath material for the CMR-level high-flame-retardant environment-friendly data cable and the preparation method thereof, a sheath for the high-flame-retardant environment-friendly data cable is prepared by performing mixing and extrusion molding on the polyvinyl chloride resin, the filling agents, the lubricating agents, the flame retardants and the plasticizers; the sheath not only has the excellent oxygen index, but also has the good environment-friendly performance, toxic dense smoke cannot be generated when the sheath is burnt, and a method for preparing polyvinyl chloride for the high-flame-retardant environment-friendly data cable has the advantages that steps are simple and materials are easy to obtain.
Description
[technical field]
The present invention relates to the technical field of cable plastics, particularly the technical field of CMR level environment protection high flame resistance data cable sheath material and preparation method thereof.
[background technology]
Along with the development of science and technology, large data age arrives, that carries out in data between men is mutual more and more frequent, the mankind are also more and more higher for the requirement of network, wherein using maximum is exactly data cable, the CABLE MATERIALS of cable and wire is the material of its insulation and sheath, comprising rubber, plastics, the multiple materials such as nylon, but the data interaction continued, data cable temperature is made constantly to increase, therefore higher requirement has been had to the flame retardant resistance of the CABLE MATERIALS of data cable and the feature of environmental protection, current CABLE MATERIALS comparatively is widely polyvinyl chloride cable material, igelite has good physicals, be suitable as low-voltage cable insulating layer material, existing igelite to its flame retardant properties and environmental-protecting performance less demanding, a large amount of toxic smog can be produced after this kind of polyvinyl chloride burning, the smog of high density easily makes people's anoxic cause to suffocate, but the flame-retardancy requirements of some occasion to the igelite of the CABLE MATERIALS as cable is higher, weighing the best mode of a kind of flame retardant of plastic performance is exactly that its oxygen of test refers to, oxygen index is higher, flame retardant resistance is better, the oxygen index of existing data cable flame-proof polyvinyl chloride is about 30, be difficult to the requirement meeting CMR level high flame retardant, existing polyvinyl chloride produces a large amount of smog and peculiar smell in preparation combustion processes simultaneously, do not reach environmental requirement.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, a kind of CMR level environment protection high flame resistance data cable sheath material and preparation method thereof is proposed, data cable polyvinyl chloride can be made to have excellent oxygen index, there is good environmental-protecting performance simultaneously, this method steps preparing environment protection high flame resistance data cable polyvinyl chloride is simple, and material is easy to get.
For achieving the above object, the present invention proposes a kind of CMR level environment protection high flame resistance data cable sheath material, comprise polyvinyl chloride (PVC) RESINS, weighting agent, lubricant, fire retardant and softening agent; Wherein, relative 100 weight part polyvinyl chloride (PVC) RESINS, described filler loading is 10-15 weight part, and described lubricant quantity is 8-16 weight part, and described amount of flame-retardant agent is 30-42 weight part, and described plasticizer consumption is 20-36 weight part.
As preferably, the weight part of described each component is: filler loading is 12 parts, and lubricant quantity is 15 parts, and amount of flame-retardant agent is 35 parts, and plasticizer consumption is 30 parts.
As preferably, described weighting agent is calcium carbonate.
As preferably, described lubricant is epoxy soybean oil and polyvinyl chloride wax mixture, and the compositely proportional of described epoxy soybean oil and polyvinyl chloride wax is 3:1.
As preferably, described fire retardant is the mixture of aluminium hydroxide and antimonous oxide, and the compositely proportional of described aluminium hydroxide and antimonous oxide is 2:1.
As preferably, described softening agent is the mixture of dioctyl phthalate, tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate, and the compositely proportional of described dioctyl phthalate, tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate is 1:1:2.
The preparation method of a kind of CMR level environment protection high flame resistance data cable sheath material that the present invention proposes comprises the following steps:
A. add high mixer after taking the mixing of each component by moiety according to claim 1 and weight part ratio, in high mixer, keep the temperature of 80-90 DEG C, to the mixture Keep agitation 30-60min added wherein;
B. the mixing material will mixing up abundant mix and blend in machine sends into twin screw extruder by the feeder of delicate metering, and twin screw extruder, and fully to extrude through twin screw high speed shear, mixing the mixing material added;
C. extruded through head by the mixing material that twin screw extruder fully extrudes, blower fan cools extruding mixing material, then by dicing machine pelletizing, and packaging.
As preferably, in described step B, twin screw extruder each section of temperature is respectively feeding section temperature is 100-120 DEG C, and transportation section temperature is 120-140 DEG C, and melt zone temperature is 140-160 DEG C, and head temperature is 150-160 DEG C.
Beneficial effect of the present invention: the present invention passes through polyvinyl chloride (PVC) RESINS, dioctyl phthalate, tetrabormated dioctyl phthalate (DOP), trioctyl trimellitate, epoxy soybean oil, aluminium hydroxide, antimonous oxide, calcium carbonate and polyvinyl chloride wax mix also extrusion moulding with obtained described environment protection high flame resistance data cable polyvinyl chloride, this igelite not only has excellent oxygen index, there is good environmental-protecting performance simultaneously, burning can not produce poisonous dense smoke, and this method steps preparing environment protection high flame resistance data cable polyvinyl chloride is simple, material is easy to get.
Feature of the present invention and advantage will be described in detail by embodiment.
[embodiment]
A kind of CMR level of the present invention environment protection high flame resistance data cable sheath material, comprises polyvinyl chloride (PVC) RESINS, weighting agent, lubricant, fire retardant and softening agent, wherein, relative 100 weight part polyvinyl chloride (PVC) RESINS, described filler loading is 10-15 weight part, described lubricant quantity is 8-16 weight part, described amount of flame-retardant agent is 30-42 weight part, described plasticizer consumption is 20-36 weight part, the weight part of described each component is: filler loading is 12 parts, lubricant quantity is 15 parts, amount of flame-retardant agent is 35 parts, plasticizer consumption is 30 parts, described weighting agent is calcium carbonate, described lubricant is epoxy soybean oil and polyvinyl chloride wax mixture, the compositely proportional of described epoxy soybean oil and polyvinyl chloride wax is 3:1, described fire retardant is the mixture of aluminium hydroxide and antimonous oxide, the compositely proportional of described aluminium hydroxide and antimonous oxide is 2:1, described softening agent is dioctyl phthalate, the mixture of tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate, described dioctyl phthalate, the compositely proportional of tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate is 1:1:2.
The preparation method of a kind of CMR level of the present invention environment protection high flame resistance data cable sheath material, described preparation method's step is as follows:
A. add high mixer after taking the mixing of each component by moiety according to claim 1 and weight part ratio, in high mixer, keep the temperature of 80-90 DEG C, to the mixture Keep agitation 30-60min added wherein;
B. the mixing material will mixing up abundant mix and blend in machine sends into twin screw extruder by the feeder of delicate metering, and twin screw extruder, and fully to extrude through twin screw high speed shear, mixing the mixing material added;
C. extruded through head by the mixing material that twin screw extruder fully extrudes, blower fan cools extruding mixing material, then by dicing machine pelletizing, and packaging.
The preparation method of a kind of CMR level of the present invention environment protection high flame resistance data cable sheath material, in described step B, forcing machine each section of temperature is respectively feeding section temperature is 100-120 DEG C, transportation section temperature is 120-140 DEG C, and melt zone temperature is 140-160 DEG C, and head temperature is 150-160 DEG C.
Following examples, for further describing the present invention, for showing use known for inventor preferred forms of the present invention to the technician of association area and industry, but do not limit the present invention in any form.
Embodiment 1
By 100 parts of polyvinyl chloride (PVC) RESINS, 5 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 10 parts of trioctyl trimellitates, 6 parts of epoxy soybean oils, 10 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 10 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Embodiment 2
By 100 parts of polyvinyl chloride (PVC) RESINS, 7 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 10 parts of trioctyl trimellitates, 6 parts of epoxy soybean oils, 20 parts of aluminium hydroxides, 10 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 10 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Embodiment 3
By 100 parts of polyvinyl chloride (PVC) RESINS, 7 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 10 parts of trioctyl trimellitates, 6 parts of epoxy soybean oils, 25 parts of aluminium hydroxides, 12 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 10 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Embodiment 4
By 100 parts of polyvinyl chloride (PVC) RESINS, 7 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 20 parts of trioctyl trimellitates, 6 parts of epoxy soybean oils, 25 parts of aluminium hydroxides, 12 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 10 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Embodiment 5
By 100 parts of polyvinyl chloride (PVC) RESINS, 7 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 20 parts of trioctyl trimellitates, 6 parts of epoxy soybean oils, 25 parts of aluminium hydroxides, 12 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 15 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Embodiment 6
By 100 parts of polyvinyl chloride (PVC) RESINS, 7 parts of dioctyl phthalates, 5 parts of tetrabormated dioctyl phthalate (DOP)s, 20 parts of trioctyl trimellitates, 10 parts of epoxy soybean oils, 25 parts of aluminium hydroxides, 12 parts of antimonous oxides, add high mixer mechanical stirring under 80 DEG C of environment after 15 parts of calcium carbonate and 2 parts of polyvinyl chloride waxes mix and mix 30 minutes, then the mixture after stirring is joined twin screw extruder and carry out melt blending, extruding pelletization, twin screw rotating speed is 40r/min, each section of temperature of forcing machine is respectively 120 DEG C, 140 DEG C, 160 DEG C, 160 DEG C, obtain high flame-retardant cable polyvinyl chloride.
Test result
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.
Claims (8)
1. a CMR level environment protection high flame resistance data cable sheath material, is characterized in that: comprise polyvinyl chloride (PVC) RESINS, weighting agent, lubricant, fire retardant and softening agent; Wherein, relative 100 weight part polyvinyl chloride (PVC) RESINS, described filler loading is 10-15 part, and described lubricant quantity is 8-16 part, and described amount of flame-retardant agent is 30-42 part, and described plasticizer consumption is 20-36 part.
2. a kind of CMR level environment protection high flame resistance data cable sheath material as claimed in claim 1, it is characterized in that: the weight part of described each component is: filler loading is 12 parts, lubricant quantity is 15 parts, and amount of flame-retardant agent is 35 parts, and plasticizer consumption is 30 parts.
3. a kind of CMR level environment protection high flame resistance data cable sheath material as claimed in claim 1, is characterized in that: described weighting agent is calcium carbonate.
4. a kind of CMR level environment protection high flame resistance data cable sheath material as claimed in claim 1, is characterized in that: described lubricant is epoxy soybean oil and polyvinyl chloride wax mixture, and the compositely proportional of described epoxy soybean oil and polyvinyl chloride wax is 3:1.
5. a kind of CMR level environment protection high flame resistance data cable sheath material as claimed in claim 1, it is characterized in that: described fire retardant is the mixture of aluminium hydroxide and antimonous oxide, the compositely proportional of described aluminium hydroxide and antimonous oxide is 2:1.
6. a kind of CMR level environment protection high flame resistance data cable sheath material as claimed in claim 1, it is characterized in that: described softening agent is the mixture of dioctyl phthalate, tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate, the compositely proportional of described dioctyl phthalate, tetrabormated dioctyl phthalate (DOP) and trioctyl trimellitate is 1:1:2.
7. the preparation method of a kind of CMR level environment protection high flame resistance data cable sheath material as described in any one of claim 1 to 6, is characterized in that: described in comprise the following steps:
A. add high mixer after taking the mixing of each component by moiety according to claim 1 and weight part ratio, in high mixer, keep the temperature of 80-90 DEG C, to the mixture Keep agitation 30-60min added wherein;
B. the mixing material will mixing up abundant mix and blend in machine sends into twin screw extruder by the feeder of delicate metering, and twin screw extruder, and fully to extrude through twin screw high speed shear, mixing the mixing material added;
C. extruded through head by the mixing material that twin screw extruder fully extrudes, blower fan cools extruding mixing material, then by dicing machine pelletizing, and packaging.
8. the preparation method of a kind of CMR level environment protection high flame resistance data cable sheath material as described in claim 7, it is characterized in that: in described step B, twin screw extruder each section of temperature is respectively feeding section temperature is 100-120 DEG C, transportation section temperature is 120-140 DEG C, melt zone temperature is 140-160 DEG C, and head temperature is 150-160 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510586670.0A CN105111622A (en) | 2015-09-15 | 2015-09-15 | Sheath material for CMR-level high-flame-retardant environment-friendly data cable and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510586670.0A CN105111622A (en) | 2015-09-15 | 2015-09-15 | Sheath material for CMR-level high-flame-retardant environment-friendly data cable and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380734A (en) * | 2016-08-31 | 2017-02-08 | 余姚市楷瑞电子有限公司 | CMR or CMP graded flame retardant cable material |
| CN110527211A (en) * | 2019-07-30 | 2019-12-03 | 重庆春光高分子材料有限公司 | A kind of PVC high flame retardant sealing bar composition and preparation method thereof |
| CN114334249A (en) * | 2022-01-05 | 2022-04-12 | 深圳市兴达通电线电缆有限公司 | Heat-resistant flame-retardant wire and cable material and preparation method thereof |
| CN114410025A (en) * | 2021-12-13 | 2022-04-29 | 乐庭电线工业（惠州）有限公司 | CMP-UL-grade polyvinyl chloride flame-retardant sheath rubber material and preparation method and application thereof |
| CN115418061A (en) * | 2022-09-19 | 2022-12-02 | 苏珩线缆南通有限公司 | High-flame-retardance anti-torsion cable coating layer and preparation method thereof |
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| CN103408871A (en) * | 2013-08-29 | 2013-11-27 | 浙江万马集团特种电子电缆有限公司 | Polyvinyl chloride cable sheath material for CMR-class high-flame-retardance environment-friendly type coaxial cable |
| CN104356538A (en) * | 2014-10-28 | 2015-02-18 | 宁波一舟塑胶有限公司 | Flame-retardant smoke-eliminating polyvinyl chloride wire and cable material |
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| CN101245166A (en) * | 2008-02-22 | 2008-08-20 | 常熟市中联光电新材料有限责任公司 | Flame-proof soft vinyl plastics for electric wire and cable |
| CN103408871A (en) * | 2013-08-29 | 2013-11-27 | 浙江万马集团特种电子电缆有限公司 | Polyvinyl chloride cable sheath material for CMR-class high-flame-retardance environment-friendly type coaxial cable |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380734A (en) * | 2016-08-31 | 2017-02-08 | 余姚市楷瑞电子有限公司 | CMR or CMP graded flame retardant cable material |
| CN110527211A (en) * | 2019-07-30 | 2019-12-03 | 重庆春光高分子材料有限公司 | A kind of PVC high flame retardant sealing bar composition and preparation method thereof |
| CN114410025A (en) * | 2021-12-13 | 2022-04-29 | 乐庭电线工业（惠州）有限公司 | CMP-UL-grade polyvinyl chloride flame-retardant sheath rubber material and preparation method and application thereof |
| CN114334249A (en) * | 2022-01-05 | 2022-04-12 | 深圳市兴达通电线电缆有限公司 | Heat-resistant flame-retardant wire and cable material and preparation method thereof |
| CN115418061A (en) * | 2022-09-19 | 2022-12-02 | 苏珩线缆南通有限公司 | High-flame-retardance anti-torsion cable coating layer and preparation method thereof |
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Application publication date: 20151202 |