CN104292702A - Dynamically-vulcanized high-polymerization-degree polyvinyl chloride (PVC) liquid butyronitrile electric wire and cable insulation/sheath material and preparation method thereof - Google Patents
Dynamically-vulcanized high-polymerization-degree polyvinyl chloride (PVC) liquid butyronitrile electric wire and cable insulation/sheath material and preparation method thereof Download PDFInfo
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- CN104292702A CN104292702A CN201410588493.5A CN201410588493A CN104292702A CN 104292702 A CN104292702 A CN 104292702A CN 201410588493 A CN201410588493 A CN 201410588493A CN 104292702 A CN104292702 A CN 104292702A
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
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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
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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
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
Abstract
The invention discloses a dynamically-vulcanized high-polymerization-degree polyvinyl chloride (PVC) liquid butyronitrile electric wire and cable insulation/sheath material. The dynamically-vulcanized high-polymerization-degree PVC liquid butyronitrile electric wire and cable insulation/sheath material comprises high-polymerization-degree PVC resin, a calcium zinc composite stabilizer, trioctyl trimellitate, dioctyl terephthalate and other components. The invention further discloses a preparation method for the dynamically-vulcanized high-polymerization-degree PVC liquid butyronitrile electric wire and cable insulation/sheath material; during preparation of the prepared dynamically-vulcanized high-polymerization-degree PVC liquid butyronitrile electric wire and cable insulation/sheath material, special vulcanization equipment and a common vulcanization technology are not required; the environmental protection and energy conservation are achieved; the manufacturing cost is low; the density of the dynamically-vulcanized high-polymerization-degree PVC liquid butyronitrile electric wire and cable insulation/sheath material is only 1.31-1.32 g/cm<3>; the comprehensive cost is lowered and the weight of finished product is remarkably reduced; installation and application are convenient. The dynamically-vulcanized high-polymerization-degree PVC liquid butyronitrile electric wire and cable insulation/sheath material is excellent in both low-temperature resistance and high-temperature resistance and is aging resistant; moreover, the ozone performance and oil resistance are excellent.
Description
Technical field
The invention belongs to technical field of chemistry and chemical engineering, be specifically related to a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, the invention still further relates to a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, the invention still further relates to a kind of preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material.
Background technology
Electric wire can in order to transmit electricity (magnetic), information and the wire product (Guo Yun electric wire limited liability company of Beijing) realizing electromagnetic energy conversion, the electric wire of broad sense is also referred to as cable, the cable of narrow sense refers to insulated cable, and it may be defined as: the aggregate be made up of following part; One or more insulated wire cores, and their coating layers that may have separately, total protective layer and outer jacket, the outside of electric wire is enclosed with wire cable insulating and sheath material.
At present, prepare in the process of wire cable insulating and sheath material, the polymerization degree of polychloroethylene with high polymerization degree own, more than 2500, has the physical and mechanical properties more superior than common polyvinyl chloride (polymerization degree is generally below 1500) and electric property.The acrylonitrile content of liquid acrylonitrile butadiene rubber (also claiming LNBR) is easy to be distributed in the middle of polychloroethylene with high polymerization degree molecule in 30 ~ 40% (model is different) course of processing.
Summary of the invention
The object of this invention is to provide a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, solve the liquid acrylonitrile butadiene rubber acrylonitrile content existed in prior art and be easy to be distributed to the problem in the middle of polychloroethylene with high polymerization degree molecule in 30 ~ 40% courses of processing.
Another object of the present invention is to provide a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material.
Another object of the present invention is to provide a kind of preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material.
First technical scheme of the present invention is, a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, is made up of following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium-zinc composite stabilizing agent 4 parts-6 parts; Trimellitic acid monooctyl ester 20 parts ~ 40 parts; Dioctyl terephthalate 20 parts ~ 30 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; 10 parts ~ 14 parts, potter's clay; Liquid nbr 10 parts ~ 16 parts; Lubricant 1.5 parts ~ 2.5 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant 3 parts ~ 12 parts.
Second technical scheme of the present invention is, a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, is made up of following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium zinc stabilizer 4 parts-6 parts; Trimellitic acid monooctyl ester 30 parts ~ 45 parts; Dioctyl terephthalate 20 parts ~ 40 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; Liquid nbr 12 parts ~ 20 parts; Lubricant 1.5 parts ~ 2 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant antimonous oxide 14 parts ~ 18 parts.
Feature of the present invention is also,
The polymerization degree of polychloroethylene with high polymerization degree resin is more than 2500.
Processing aid used for plastic is K-125P; Described pigment is carbon black; Described fire retardant is antimonous oxide.
3rd technical scheme of the present invention is, a kind of preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material, specifically implements according to following steps:
Step 1, weighing, weigh dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material according to mass parts;
Step 2, high-speed mixing, under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed, wait to expect that the temperature of powder reaches 80 DEG C, add other components of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture;
Step 3, low speed cool, and put in low-speed mixer by high-temperature powder material mixture, stir cooling, obtain low temperature powders mixture;
Step 4, extruding granulating, put into forcing machine by low temperature powders mixture, extrude pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or sheath material.
Feature of the present invention is also,
The rotating speed of high-speed mixing is 850r/min-950r/min.
The speed of low speed cooling is: 2000r/min-400r/min; Cooling temperature is: 40 DEG C-60 DEG C.
The temperature of extruding granulating is: 150 DEG C ~ 170 DEG C.
The invention has the beneficial effects as follows: it is crosslinked that the present invention adopts dynamic vulcanization technology to make polychloroethylene with high polymerization degree nitrile (HTBN) compound acquire a certain degree in process of production, further increase high-temperature behavior and the low-temperature performance of whole mixture, become the polyvinyl chloride thermoplastic elastic of superior performance.Replace rubber and be used for soft electric wire cable and sheath material, there is the ageing-resistant performance more excellent than rubber and electrical property.Property indices all meets " soft PVC plastic for electric wire and cable " GB/T8815-2008 and " voltage rating 450/750v and following polyvinyl chloride insulated cable " GB/T5023.5-2008 standard-required.And environmental-protecting performance meets the requirement of China " in electronics and IT products, the limitation of hazardous and noxious substances requires " SJ/T11363-2006 and European RoSH index 2011/65/EU standard.This product resource is extensive, and cheap and easy to get, production process environmental protection, comprehensive cost is low.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail.
The invention provides a kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, be made up of following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts-150 parts (polymerization degree is more than 2500); Calcium-zinc composite stabilizing agent 4 parts-6 parts; Trimellitic acid monooctyl ester (TOTM) 20 parts ~ 40 parts; Dioctyl terephthalate (DOTP) 20 parts ~ 30 parts; Processing aid used for plastic (K-125P) 1.5 parts ~ 2.5 parts; 10 parts ~ 14 parts, potter's clay; Liquid nbr (LNBR) 10 parts ~ 16 parts; Lubricant 1.5 parts ~ 2.5 parts; Calcium carbonate (CaCO
3) 20 parts ~ 25 parts; Dicumyl peroxide (DCP) 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment (carbon black) 2 parts ~ 4 parts; Fire retardant antimonous oxide 3 parts ~ 12 parts.
The present invention also provides another kind of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, is made up of: polychloroethylene with high polymerization degree resin 100 parts-150 parts according to mass parts following component; Calcium zinc stabilizer 4 parts-6 parts; Trimellitic acid monooctyl ester (TOTM) 30 parts ~ 45 parts; Dioctyl terephthalate (DOTP) 20 parts ~ 40 parts; Processing aid used for plastic (K-125P) 1.5 parts ~ 2.5 parts; Liquid nbr (LNBR) 12 parts ~ 20 parts; Lubricant 1.5 parts ~ 2 parts; Calcium carbonate (CaCO
3) 20 parts ~ 25 parts; Dicumyl peroxide (DCP) 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment (carbon black) 2 parts ~ 4 parts; Fire retardant antimonous oxide 14 parts ~ 18 parts.
In above-mentioned formula system, the impact of major ingredient on polychloroethylene with high polymerization degree/nitrile (HTBN) compound system bamboo energy is as follows:
1) polychloroethylene with high polymerization degree/nitrile (HTBN) compound system is in effect generation appropriate be cross-linked of the course of processing due to peroxidation two diisopropylbenzene(DIPB).Reach the effect of dynamic vulcanization.Improve the physical and mechanical properties of system.Tensile strength reaches more than 15MPa; Impact embrittlement temperature and can reach less than-40 DEG C; Warm performance reaches the requirement of HI-90 DEG C of insulation and HI-90 DEG C of sheath level flexible polyvinyl chloride cable.
2) product liptinite uses calcium zinc stabilizer, avoids heavy metal and other nuisance.Product environmental-protecting performance reaches the requirement of SJ/T11636-2006 " in electronics and IT products, the limitation of hazardous and noxious substances requires " and " about being limited in electronic and electrical equipment the instruction using some oxious component " 2011/65/EU (RoHs instruction).
3) product once plastomer system use TOTM and DOTP can ensure thermotolerance and the insulativity of product.Also avoid and close adjacent benzene class softening agent to the impact of environmental protection.
The present invention also provides a kind of preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material, specifically implements according to following steps:
Step 1, take following component according to mass parts,
Polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium-zinc composite stabilizing agent 4 parts-6 parts; Trimellitic acid monooctyl ester 20 parts ~ 40 parts; Dioctyl terephthalate 20 parts ~ 30 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; 10 parts ~ 14 parts, potter's clay; Liquid nbr 10 parts ~ 16 parts; Lubricant 1.5 parts ~ 2.5 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant antimonous oxide 3 parts ~ 12 parts;
Or polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium zinc stabilizer 4 parts-6 parts; Trimellitic acid monooctyl ester 30 parts ~ 45 parts; Dioctyl terephthalate 20 parts ~ 40 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; Liquid nbr 12 parts ~ 20 parts; Lubricant 1.5 parts ~ 2 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant antimonous oxide 14 parts ~ 18 parts;
Step 2, high temperature mix, under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, reach heat to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture;
First be heated to 80 DEG C, can ensure that resin well absorbs calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, trimellitic acid monooctyl ester and dioctyl terephthalate Main Function absorb polychloroethylene with high polymerization degree resin, if before 80 DEG C, first add other components, such as lubricant, the coated polychloroethylene with high polymerization degree resin of meeting, Resin Absorbent softening agent can be affected, after 80 DEG C, processing aid, potter's clay, liquid nbr, lubricant, calcium carbonate, dicumyl peroxide, oxidation inhibitor UV light absorber, pigment (carbon black), just start to melt and dispersion with fire retardant antimonous oxide, 110 DEG C are reached in temperature, if higher than 110 DEG C, caking can be there is and even melt crosslinked in material powder, affect next step processing,
Step 3, low speed cool, and put in low-speed mixer by high-temperature powder material mixture, speed is 200-400r/min, is cooled to 40 DEG C-60 DEG C end, obtains low temperature powders mixture;
Step 4, low temperature powders mixture is put into forcing machine, under the temperature condition of 150 DEG C ~ 170 DEG C, extrude pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material;
Finally, packaging is sent by dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material wind, for subsequent use, under 155 DEG C of-175 DEG C of conditions, dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material is extruded, be coated on cable and wire, and then cable and wire dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material is coated on after some coated dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating materials.
Dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material of the present invention has the following advantages:
1), adopt dynamic vulcanization technology technique by that polychloroethylene with high polymerization degree/nitrile (HTBN) system adds DCP is appropriately crosslinked at extrusion process, improve the standard-required that the mechanical and physical performance of material and electrical property indices reach " soft PVC plastic for electric wire and cable " GB/T8815-2008.
2), dynamic vulcanization polychloroethylene with high polymerization degree/nitrile (HTBN) wire cable insulating sheath material, stabilising system uses calcium-zinc composite stabilizing agent, Plasticising system uses TOTM (trioctyl trimellitate) and DOTP (dioctyl terephthalate) under the condition meeting every mechanical and physical performance and electric property, has also arrived " in electronics and IT products, the limitation of hazardous and noxious substances requires " SJ/T11363-2006 and Europe new RoSH instruction 2011/65/EU requirement.
3), dynamic vulcanization polychloroethylene with high polymerization degree/nitrile (HTBN) insulating sheath material has two large outstanding advantages compared with general rubber sheath insulated sheath material: one does not need special vulcanizing equipment and conventional vulcanization technique, environmental protection and energy saving, and production cost is low; Two is that general rubber sheath insulated sheath material density is at 2.7g/cm
3left and right, and this material only has 1.31 ~ 1.32g/cm
3left and right, not only reduces comprehensive cost and also significantly reduces finished weight, brings conveniently to installing and using.
4), dynamic vulcanization polychloroethylene with high polymerization degree/nitrile (HTBN) insulating sheath material, resistance to low temperature high-temperature behavior is excellent, and ageing-resistant, and ozone performance and oil resistance excellent.
Embodiment 1
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts; Calcium-zinc composite stabilizing agent 5 parts; Trimellitic acid monooctyl ester 30 parts; Dioctyl terephthalate 25 parts; Processing aid used for plastic 2 parts; 12 parts, potter's clay; Liquid nbr 13 parts; Lubricant 2 parts; 22 parts, calcium carbonate; Dicumyl peroxide 1.4 parts; Oxidation inhibitor UV light absorber 0.9 part; Pigment 3 parts; Fire retardant 8 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 200r/min, is cooled to 50 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 160 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material.
Mechanical and physical performance and the electrical property of the dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material adopting embodiment 1 to prepare are as shown in table 1.
The mechanical and physical performance of the dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material that table 1 embodiment 1 prepares and electrical property
Embodiment 2
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts; Calcium zinc stabilizer 5 parts; Trimellitic acid monooctyl ester 40 parts; Dioctyl terephthalate 30 parts; Processing aid used for plastic 2 parts; Liquid nbr 16 parts; Lubricant 1.8 parts; 23 parts, calcium carbonate; Dicumyl peroxide 1.4 parts; Oxidation inhibitor UV light absorber 0.9 part; Carbon black 3 parts; Antimonous oxide 16 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 300r/min, is cooled to 50 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 160 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material.
Mechanical and physical performance and the electrical property of the dynamic vulcanization polychloroethylene with high polymerization degree/nitrile (HTBN) electric wire and cable jacket material adopting embodiment 2 to prepare are as shown in table 2.
The mechanical and physical performance of the dynamic vulcanization polychloroethylene with high polymerization degree that table 2 embodiment 2 prepares/nitrile (HTBN) electric wire and cable jacket material and electrical property
Embodiment 3
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 120 parts; Calcium-zinc composite stabilizing agent 4 parts; Trimellitic acid monooctyl ester 40 parts; Dioctyl terephthalate 20 parts; Processing aid used for plastic 2.5 parts; 10 parts, potter's clay; Liquid nbr 16 parts; Lubricant 1.5 parts; 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts; Oxidation inhibitor UV light absorber 1 part; Carbon black 4 parts; Fire retardant 3 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 200r/min, is cooled to 40 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 170 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material.
Embodiment 4
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 150 parts; Calcium-zinc composite stabilizing agent 6 parts; Trimellitic acid monooctyl ester 20 parts; Dioctyl terephthalate 30 parts; Processing aid used for plastic 1.5 parts; 14 parts, potter's clay; Liquid nbr 10 parts; Lubricant 2.5 parts; 20 parts, calcium carbonate; Dicumyl peroxide 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part; Carbon black 2 parts; Fire retardant 12 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 400r/min, is cooled to 60 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 170 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material.
Embodiment 5
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 120 parts; Calcium zinc stabilizer 4 parts; Trimellitic acid monooctyl ester 45 parts; Dioctyl terephthalate 20 parts; Processing aid used for plastic 2.5 parts; Liquid nbr 12 parts; Lubricant 2 parts; 20 parts, calcium carbonate; Dicumyl peroxide 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part; Pigment 4 parts; Fire retardant antimonous oxide 14 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 200r/min, is cooled to 40 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 170 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material.
Embodiment 6
A preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, comprises the following steps, weighs following component according to mass parts: polychloroethylene with high polymerization degree resin 150 parts; Calcium zinc stabilizer 6 parts; Trimellitic acid monooctyl ester 30 parts; Dioctyl terephthalate 40 parts; Processing aid used for plastic 1.5 parts; Liquid nbr 20 parts; Lubricant 1.5 parts; 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts; Oxidation inhibitor UV light absorber 1 part; Pigment 2 parts; Fire retardant antimonous oxide 18 parts; Under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed in 900r/min condition, wait to expect that the temperature of powder reaches 80 DEG C, add other components again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture; Put in low-speed mixer by high-temperature powder material mixture, speed is 400r/min, is cooled to 60 DEG C of end, obtains low temperature powders mixture; Low temperature powders mixture is put into forcing machine, under the temperature condition of 150 DEG C, extrudes pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material.
Claims (10)
1. a dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material, is characterized in that, is made up of following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium-zinc composite stabilizing agent 4 parts-6 parts; Trimellitic acid monooctyl ester 20 parts ~ 40 parts; Dioctyl terephthalate 20 parts ~ 30 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; 10 parts ~ 14 parts, potter's clay; Liquid nbr 10 parts ~ 16 parts; Lubricant 1.5 parts ~ 2.5 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant 3 parts ~ 12 parts.
2. dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material according to claim 1, it is characterized in that, the polymerization degree of described polychloroethylene with high polymerization degree resin is more than 2500.
3. dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating material according to claim 1, it is characterized in that, described processing aid used for plastic is K-125P; Described pigment is carbon black; Described fire retardant is antimonous oxide.
4. a dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material, is characterized in that, is made up of following component according to mass parts: polychloroethylene with high polymerization degree resin 100 parts-150 parts; Calcium zinc stabilizer 4 parts-6 parts; Trimellitic acid monooctyl ester 30 parts ~ 45 parts; Dioctyl terephthalate 20 parts ~ 40 parts; Processing aid used for plastic 1.5 parts ~ 2.5 parts; Liquid nbr 12 parts ~ 20 parts; Lubricant 1.5 parts ~ 2 parts; 20 parts ~ 25 parts, calcium carbonate; Dicumyl peroxide 1.0 parts ~ 1.8 parts; Oxidation inhibitor UV light absorber 0.8 part ~ 1 part; Pigment 2 parts ~ 4 parts; Fire retardant antimonous oxide 14 parts ~ 18 parts.
5. dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material according to claim 4, it is characterized in that, the polymerization degree of described polychloroethylene with high polymerization degree resin is more than 2500.
6. dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material according to claim 4, it is characterized in that, described processing aid used for plastic is K-125P; Described pigment is carbon black; Described fire retardant is antimonous oxide.
7. a preparation method for dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material, is characterized in that, specifically implements according to following steps:
Step 1, weighing, weigh dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material according to mass parts;
Step 2, high-speed mixing, under normal temperature condition, first add polychloroethylene with high polymerization degree resin, calcium-zinc composite stabilizing agent, trimellitic acid monooctyl ester and dioctyl terephthalate, be uniformly mixed, wait to expect that the temperature of powder reaches 80 DEG C, add other components of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) electric wire and cable jacket material again, be heated to temperature 110 DEG C end to material temperature, obtain high-temperature powder material mixture;
Step 3, low speed cool, and put in low-speed mixer by high-temperature powder material mixture, stir cooling, obtain low temperature powders mixture;
Step 4, extruding granulating, put into forcing machine by low temperature powders mixture, extrude pelletizing, obtain dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating or sheath material.
8. the preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material according to claim 7, is characterized in that, the rotating speed of described high-speed mixing is 850r/min-950r/min.
9. the preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material according to claim 7, is characterized in that, the speed of described low speed cooling is: 2000r/min-400r/min; Cooling temperature is: 40 DEG C-60 DEG C.
10. the preparation method of dynamic vulcanization polychloroethylene with high polymerization degree nitrile (HTBN) wire cable insulating/sheath material according to claim 7, it is characterized in that, the temperature of described extruding granulating is: 150 DEG C ~ 170 DEG C.
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