CN112646289A - Environment-friendly cable material for elevator cable and preparation method thereof - Google Patents
Environment-friendly cable material for elevator cable and preparation method thereof Download PDFInfo
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- CN112646289A CN112646289A CN202011509610.6A CN202011509610A CN112646289A CN 112646289 A CN112646289 A CN 112646289A CN 202011509610 A CN202011509610 A CN 202011509610A CN 112646289 A CN112646289 A CN 112646289A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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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
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- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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Abstract
The invention discloses an environment-friendly cable material for an elevator cable, which comprises an insulating material, an elastic material and a sheath material which are matched with the environment-friendly elevator cable, wherein the insulating material is prepared from the following raw materials: stabilizer, PE wax, P-551A, PVC, stone powder, DOTP, kaolin and pigment; the sheath material is prepared from the following raw materials: stabilizer, PE wax, P-551A, PVC, stone powder, DOTP and pigment; the elastic material is prepared from the following raw materials: stabilizer, PE wax, P-551A, PVC, stone powder, DOTP and pigment. The invention also discloses a preparation method of the environment-friendly cable material for the elevator cable. The invention meets European Union standards such as EN2011/65 and the like, and the concentration of harmful substances in insulating materials, elastic materials and sheathing materials does not exceed a limit value.
Description
Technical Field
The invention relates to the technical field of cable materials, in particular to a cable material for an environment-friendly elevator cable and a preparation method thereof.
Background
At present, insulating materials, elastic materials and sheathing materials are often needed to be used in environment-friendly elevator cables, but the insulating materials, the elastic materials and the sheathing materials sold in the current market cannot meet European Union standards such as EN 2011/65.
Disclosure of Invention
The invention aims to solve the technical problem that an insulating material, an elastic material and a sheath material used by the existing elevator cable cannot meet the environmental protection requirement of European Union, and provides an environmental-friendly cable material for the elevator cable and a preparation method thereof.
The technical problem to be solved by the invention can be realized by the following technical scheme:
environment-friendly cable material for elevator cable, including supporting insulating material, elastic material and the sheath material of using on environment-friendly elevator cable, wherein:
the insulating material is prepared from the following raw materials in parts by weight:
the sheath material is prepared from the following raw materials in parts by weight:
the elastic material is prepared from the following raw materials in parts by weight:
in a preferred embodiment of the invention, the insulating material further comprises 2-3 parts of a flame retardant; the sheath material also comprises 4-6 parts of a flame retardant; the elastic material further comprises 2-3 parts of a flame retardant.
In a preferred embodiment of the invention, the PVC in the insulation is pvcgg-3; the PVC in the sheath material is pvcSG-5, and the elastic material is formed by mixing pvcUS-70 and pvcDH-3000 in equal weight ratio.
The preparation method of the cable material for the environment-friendly elevator cable comprises a preparation method of an insulating material, a preparation method of a sheath material and a preparation method of an elastic material, wherein the preparation method comprises the following steps:
the preparation method of the insulating material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect each raw material; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, kaolin, pigment and flame retardant with the formula amount into a stirrer in sequence, heat the mixture to 100 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 150 +/-5 ℃, the temperature of a second area of the extruding machine is 155 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the temperature of; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; the packaging step is to package the particles which are qualified by the screening in the inspection step;
the preparation method of the sheath material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect all raw materials; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, pigment and flame retardant in formula amount into a stirrer in sequence, heat the mixture to 100 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to cut the materials into granules by a rotary cutter through plasticizing, melting and extruding, wherein the temperature of a first area of the extruding machine is 145 +/-5 ℃, the temperature of a second area is 155 +/-5 ℃, the temperature of a third area is 160 +/-5 ℃, the temperature of a fourth area is 160 +/-5 ℃, the temperature of a fifth area is 160 +/-5 ℃, the temperature of a sixth area is 150 +/-5 ℃, the temperature of a seventh area is 145 +/-5 ℃, and the temperature of a die head is 135 +/-5 ℃; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; the packaging step is to package the particles which are qualified by the screening in the inspection step;
the preparation method of the elastic material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect each raw material; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, pigment and flame retardant with the formula amount into a stirrer in sequence, heat the mixture to 105 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 155 +/-5 ℃, the temperature of a second area of the extruding machine is 160 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the temperature of; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; and the packaging step is to package the particles which are qualified by the screening in the inspection step.
In a preferred embodiment of the invention, the granules cut by the granulating step in the preparation method of the insulating material are square granules or cylindrical granules; the granular materials cut in the granulating step in the preparation method of the sheath material are square granular materials or cylindrical granular materials; the granules cut in the granulating step in the preparation method of the elastic material are square granules or cylindrical granules.
In a preferred embodiment of the invention, the square granules have a size of 4mm x 3 mm.
Due to the adoption of the technical scheme, the invention meets European Union standards such as EN2011/65 and the like, and the concentrations of harmful substances in insulating materials, elastic materials and sheath materials do not exceed the limit values in the following table:
| substance(s) | Limit value (mass concentration) |
| Pb-Pb lead | 0.1％(1000ppm) |
| Cd cadmium | 0.01％(100ppm) |
| Hg | 0.1％(1000ppm) |
| Cr (VI) hexavalent chromium | 0.1％(1000ppm) |
| PBB polybrominated biphenyl | 0.1％(1000ppm) |
| PBDE polybrominated diphenyl ether | 0.1％(1000ppm) |
| DEHP | 0.1％(1000ppm) |
| BBP | 0.1％(1000ppm) |
| DBP | 0.1％(1000ppm) |
| DIBP | 0.1％(1000ppm) |
Detailed Description
The invention is further described in the following specific examples.
Example 1
The cable material for the environment-friendly elevator cable comprises an insulating material, an elastic material and a sheath material which are used on the environment-friendly elevator cable in a matched manner, wherein:
the insulating material is prepared from the following raw materials in parts by weight:
the preparation method of the insulating material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the kaolin, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 150 +/-5 ℃, the temperature of a second area of the extruding machine is 155 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The sheath material is prepared from the following raw materials in parts by weight:
the preparation method of the sheath material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to cut the materials into granules by a rotary cutter after plasticizing, melting and extruding, wherein the temperature of a first area of the extruding machine is 145 +/-5 ℃, the temperature of a second area is 155 +/-5 ℃, the temperature of a third area is 160 +/-5 ℃, the temperature of a fourth area is 160 +/-5 ℃, the temperature of a fifth area is 160 +/-5 ℃, the temperature of a sixth area is 150 +/-5 ℃, the temperature of a seventh area is 145 +/-5 ℃, and the temperature of a die head is 135 +/-5 ℃;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
the packaging step is to package the particles which are qualified by the screening in the inspection step;
the granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The elastic material is prepared from the following raw materials in parts by weight:
the preparation method of the elastic material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step and the pvcUS-70, pvcDH-3000 stone powder, DOTP, pigment and flame retardant in the formula amount into a stirrer in sequence, heat to 105 ℃ and stir uniformly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 155 +/-5 ℃, the temperature of a second area of the extruding machine is 160 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
Example 2
The cable material for the environment-friendly elevator cable comprises an insulating material, an elastic material and a sheath material which are used on the environment-friendly elevator cable in a matched manner, wherein:
the insulating material is prepared from the following raw materials in parts by weight:
the preparation method of the insulating material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the kaolin, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 150 +/-5 ℃, the temperature of a second area of the extruding machine is 155 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The sheath material is prepared from the following raw materials in parts by weight:
the preparation method of the sheath material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to cut the materials into granules by a rotary cutter after plasticizing, melting and extruding, wherein the temperature of a first area of the extruding machine is 145 +/-5 ℃, the temperature of a second area is 155 +/-5 ℃, the temperature of a third area is 160 +/-5 ℃, the temperature of a fourth area is 160 +/-5 ℃, the temperature of a fifth area is 160 +/-5 ℃, the temperature of a sixth area is 150 +/-5 ℃, the temperature of a seventh area is 145 +/-5 ℃, and the temperature of a die head is 135 +/-5 ℃;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
the packaging step is to package the particles which are qualified by the screening in the inspection step;
the granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The elastic material is prepared from the following raw materials in parts by weight:
the preparation method of the elastic material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step and the pvcUS-70, pvcDH-3000 stone powder, DOTP, pigment and flame retardant in the formula amount into a stirrer in sequence, heat to 105 ℃ and stir uniformly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 155 +/-5 ℃, the temperature of a second area of the extruding machine is 160 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
Example 3
The cable material for the environment-friendly elevator cable comprises an insulating material, an elastic material and a sheath material which are used on the environment-friendly elevator cable in a matched manner, wherein:
the insulating material is prepared from the following raw materials in parts by weight:
the preparation method of the insulating material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the kaolin, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 150 +/-5 ℃, the temperature of a second area of the extruding machine is 155 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The sheath material is prepared from the following raw materials in parts by weight:
the preparation method of the sheath material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step, the pvcSG-5, the stone powder, the DOTP, the pigment and the flame retardant into a stirrer in the formula amount in sequence, heat the mixture to 100 ℃ and stir the mixture evenly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to cut the materials into granules by a rotary cutter after plasticizing, melting and extruding, wherein the temperature of a first area of the extruding machine is 145 +/-5 ℃, the temperature of a second area is 155 +/-5 ℃, the temperature of a third area is 160 +/-5 ℃, the temperature of a fourth area is 160 +/-5 ℃, the temperature of a fifth area is 160 +/-5 ℃, the temperature of a sixth area is 150 +/-5 ℃, the temperature of a seventh area is 145 +/-5 ℃, and the temperature of a die head is 135 +/-5 ℃;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
the packaging step is to package the particles which are qualified by the screening in the inspection step;
the granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
The elastic material is prepared from the following raw materials in parts by weight:
the preparation method of the elastic material comprises the steps of raw material feeding inspection, small particle preparation, kneading, granulation, screening, finished product inspection and packaging, wherein the steps of:
the raw material stocking inspection step is to inspect each raw material;
the preparation of the small particles comprises the steps of mixing the stabilizer, the PE wax and the P-551A in the formula according to the formula requirement;
the kneading step is to add the raw materials mixed in the small particle preparation step and the pvcUS-70, pvcDH-3000 stone powder, DOTP, pigment and flame retardant in the formula amount into a stirrer in sequence, heat to 105 ℃ and stir uniformly;
the granulation step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 155 +/-5 ℃, the temperature of a second area of the extruding machine is 160 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the;
screening the granules produced in the granulation step by a vibrating screen to screen out granules with unqualified shapes;
the finished product inspection step is to inspect the qualified granules screened out in the screening step;
and the packaging step is to package the particles which are qualified by the screening in the inspection step.
The granules cut in the granulation step are square granules or cylindrical granules; the square granules had a size of 4mm × 3mm × 3 mm.
Claims (6)
1. Environment-friendly cable material for elevator cable, including supporting insulating material, elastic material and the sheath material of using on environment-friendly elevator cable, its characterized in that:
the insulating material is prepared from the following raw materials in parts by weight:
the sheath material is prepared from the following raw materials in parts by weight:
the elastic material is prepared from the following raw materials in parts by weight:
2. the environment-friendly cable material for the elevator cable as claimed in claim 1, wherein the insulating material further comprises 2-3 parts of a flame retardant; the sheath material also comprises 4-6 parts of a flame retardant; the elastic material further comprises 2-3 parts of a flame retardant.
3. The environment-friendly cable material for elevator cables as claimed in claim 1 or 2, wherein the PVC in the insulating material is pvcSG-3; the PVC in the sheath material is pvcSG-5, and the elastic material is formed by mixing pvcUS-70 and pvcDH-3000 in equal weight ratio.
4. The method for preparing the cable material for the environment-friendly elevator cable as claimed in any one of claims 1 to 3, which comprises a preparation method of an insulating material, a preparation method of a sheathing material and a preparation method of an elastic material, wherein:
the preparation method of the insulating material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect each raw material; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, kaolin, pigment and flame retardant with the formula amount into a stirrer in sequence, heat the mixture to 100 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 150 +/-5 ℃, the temperature of a second area of the extruding machine is 155 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the temperature of; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; the packaging step is to package the particles which are qualified by the screening in the inspection step;
the preparation method of the sheath material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect all raw materials; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, pigment and flame retardant in formula amount into a stirrer in sequence, heat the mixture to 100 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to cut the materials into granules by a rotary cutter through plasticizing, melting and extruding, wherein the temperature of a first area of the extruding machine is 145 +/-5 ℃, the temperature of a second area is 155 +/-5 ℃, the temperature of a third area is 160 +/-5 ℃, the temperature of a fourth area is 160 +/-5 ℃, the temperature of a fifth area is 160 +/-5 ℃, the temperature of a sixth area is 150 +/-5 ℃, the temperature of a seventh area is 145 +/-5 ℃, and the temperature of a die head is 135 +/-5 ℃; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; the packaging step is to package the particles which are qualified by the screening in the inspection step;
the preparation method of the elastic material comprises a raw material feeding inspection step, a small particle preparation step, a kneading step, a granulation step, a screening step, a finished product inspection step and a packaging step, wherein the raw material feeding inspection step is to inspect each raw material; the step of preparing the small particles is to mix the stabilizer, the PE wax and the P-551A in the formula together according to the formula requirement; the kneading step is to add the raw materials mixed in the small particle preparation step and PVC, stone powder, DOTP, pigment and flame retardant with the formula amount into a stirrer in sequence, heat the mixture to 105 ℃ and stir the mixture evenly; the granulating step is to add the materials stirred in the kneading step into an extruding machine, and to perform plasticizing, melting and extruding to form granules by a rotary cutter, wherein the temperature of a first area of the extruding machine is 155 +/-5 ℃, the temperature of a second area of the extruding machine is 160 +/-5 ℃, the temperature of a third area of the extruding machine is 165 +/-5 ℃, the temperature of a fourth area of the extruding machine is 165 +/-5 ℃, the temperature of a fifth area of the extruding machine is 165 +/-5 ℃, the temperature of a sixth area of the extruding machine is 160 +/-5 ℃, the temperature of a seventh area of the extruding machine is 155 +/-5 ℃, and the temperature of; screening the granules produced in the granulation step by using a vibrating screen to screen out granules with unqualified shapes; the finished product inspection step is to inspect the qualified particles screened out in the screening step; and the packaging step is to package the particles which are qualified by the screening in the inspection step.
5. The method for preparing the cable material for the environment-friendly elevator cable according to claim 4, wherein the granules obtained by the granulating step in the method for preparing the insulating material are square granules or cylindrical granules; the granular materials cut in the granulating step in the preparation method of the sheath material are square granular materials or cylindrical granular materials; the granules cut in the granulating step in the preparation method of the elastic material are square granules or cylindrical granules.
6. The method for preparing the cable material for the environment-friendly elevator cable according to claim 5, wherein the square particles have a size of 4mm x 3 mm.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102417672A (en) * | 2010-09-27 | 2012-04-18 | 刘敏 | Environment-friendly high-speed extruded polyvinyl chloride insulating material and preparation method thereof |
| CN107722488A (en) * | 2016-08-12 | 2018-02-23 | 特变电工股份有限公司 | A kind of environment-friendly cable Insulation Material and preparation method thereof, cable cover(ing) |
| CN110483920A (en) * | 2019-09-11 | 2019-11-22 | 江苏枫润线缆材料有限公司 | A kind of environment-friendly cable Insulation Material and preparation method thereof |
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- 2020-12-18 CN CN202011509610.6A patent/CN112646289A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102417672A (en) * | 2010-09-27 | 2012-04-18 | 刘敏 | Environment-friendly high-speed extruded polyvinyl chloride insulating material and preparation method thereof |
| CN107722488A (en) * | 2016-08-12 | 2018-02-23 | 特变电工股份有限公司 | A kind of environment-friendly cable Insulation Material and preparation method thereof, cable cover(ing) |
| CN110483920A (en) * | 2019-09-11 | 2019-11-22 | 江苏枫润线缆材料有限公司 | A kind of environment-friendly cable Insulation Material and preparation method thereof |
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