CN105924916A - Biodegradable cable material and preparation method thereof - Google Patents
Biodegradable cable material and preparation method thereof Download PDFInfo
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- CN105924916A CN105924916A CN201610539637.7A CN201610539637A CN105924916A CN 105924916 A CN105924916 A CN 105924916A CN 201610539637 A CN201610539637 A CN 201610539637A CN 105924916 A CN105924916 A CN 105924916A
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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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
- H01B3/42—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 polyesters; polyethers; polyacetals
- H01B3/421—Polyesters
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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
- C08L2201/06—Biodegradable
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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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
The invention discloses a biodegradable cable material and a preparation method thereof. The biodegradable cable material is prepared from the following raw materials in parts by weight: 65-75 parts of polylactic acid, 40-50 parts of bacterial cellulose, 20-30 parts of ethylene propylene diene monomer rubber, 20-30 parts of polyethyleneglycol, 15-25 parts of polycarbonate, 10-20 parts of lignin fiber, 6-8 parts of vinyltriethoxysilane, 6-8 parts of isopropyl palmitate, 4-6 parts of hydroxypropyl starch and 7-9 parts of zinc dialkyl dithiophosphate and mercaptopropionic acid in a weight ratio of (6-8):1. Various mechanical indexes of the cable material disclosed by the invention satisfy the requirements for the cable material; and the cable material has the advantages of high insulating property, high stretching resistance, high buckling strength and low environmental pollution, and is biodegradable. The preparation method is easy and easy to operate, and is suitable for industrial mass production.
Description
Technical field
The invention belongs to cable material field, be specifically related to a kind of biodegradable cable material and preparation method thereof method.
Background technology
Cable material is generally nondegradable plastics to be prepared, serious to Soil Environmental Pollution after discarding.
Degradation plastic refers to add a certain amount of additive (such as starch, modified starch or other cellulose, photosensitizer, biodegradation agent etc.) in process of production, and stability declines, and is easier in natural environment the plastics of degraded.Test shows, most of degradation plastics start thinning, weightless, intensity decline, gradually splinter after exposing 3 months in general environment.If these fragments are embedded in rubbish or soil, then degradation effect is inconspicuous.
Biodegradable plastic refers to that microorganism such as antibacterial, mycete (fungus) and the effect of algae that a class exists by nature cause the plastics of degraded.Preferably biodegradable plastic be a kind of have excellent serviceability, discarded after can be decomposed completely by environmental microorganism, finally by inorganization and become the macromolecular material of an ingredient of Carbon cycle in nature." paper " is a kind of typical biodegradation material, and " synthetic plastic " is then typical macromolecular material.Therefore, biodegradable plastic is the macromolecular material having " paper " and " synthetic plastic " both material characters concurrently.
In order to reduce the pollution of cable material, it is necessary to develop a kind of biodegradable cable material.
Summary of the invention
It is an object of the invention to provide a kind of biodegradable cable material and preparation method thereof method.
The above-mentioned purpose of the present invention is achieved by techniques below scheme:
A kind of biodegradable cable material, is prepared from by the raw material of following weight portion: polylactic acid, 65～75 parts；Bacterial cellulose, 40～50 parts；Ethylene propylene diene rubber, 20～30 parts；Polyethylene Glycol, 20～30 parts；Merlon, 15～25 parts；Lignin fibre, 10～20 parts；VTES, 6～8 parts；Isopropyl palmitate, 6～8 parts；Hydroxypropyl starch, 4～6 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 7～9 parts, the two weight ratio is 6～8:1.
Further, described biodegradable cable material is prepared from by the raw material of following weight portion: polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 7:1.
Further, described biodegradable cable material is prepared from by the raw material of following weight portion: polylactic acid, 65 parts；Bacterial cellulose, 40 parts；Ethylene propylene diene rubber, 20 parts；Polyethylene Glycol, 20 parts；Merlon, 15 parts；Lignin fibre, 10 parts；VTES, 6 parts；Isopropyl palmitate, 6 parts；Hydroxypropyl starch, 4 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 7 parts, the two weight ratio is 6:1.
Further, described biodegradable cable material is prepared from by the raw material of following weight portion: polylactic acid, 75 parts；Bacterial cellulose, 50 parts；Ethylene propylene diene rubber, 30 parts；Polyethylene Glycol, 30 parts；Merlon, 25 parts；Lignin fibre, 20 parts；VTES, 8 parts；Isopropyl palmitate, 8 parts；Hydroxypropyl starch, 6 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 9 parts, the two weight ratio is 8:1.
The preparation method of above-mentioned cable material, comprises the steps:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 800～1000r/min rotating speeds, stirring makes each raw material mix homogeneously for 6～10 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 220～240 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Preferably, each raw material of step S1 stirs 8 minutes under the rotating speed of 900r/min and makes each raw material mix homogeneously.
Preferably, step S2 extrusion temperature is 230 DEG C.
Advantages of the present invention:
The most every mechanical index of cable material that the present invention provides meets the requirement of cable material, and intensity is high, and biodegradable process, environmental pollution is little.This cable material preparation method is the most easily operated, is suitable for industrial mass production.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit scope with this.Although the present invention being explained in detail with reference to preferred embodiment, it will be understood by those within the art that, technical scheme can be modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Embodiment 1: the preparation of cable material
Parts by weight of raw materials compares:
Polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 7:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 2: the preparation of cable material
Parts by weight of raw materials compares:
Polylactic acid, 65 parts；Bacterial cellulose, 40 parts；Ethylene propylene diene rubber, 20 parts；Polyethylene Glycol, 20 parts；Merlon, 15 parts；Lignin fibre, 10 parts；VTES, 6 parts；Isopropyl palmitate, 6 parts；Hydroxypropyl starch, 4 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 7 parts, the two weight ratio is 6:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 3: the preparation of cable material
Parts by weight of raw materials compares:
Polylactic acid, 75 parts；Bacterial cellulose, 50 parts；Ethylene propylene diene rubber, 30 parts；Polyethylene Glycol, 30 parts；Merlon, 25 parts；Lignin fibre, 20 parts；VTES, 8 parts；Isopropyl palmitate, 8 parts；Hydroxypropyl starch, 6 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 9 parts, the two weight ratio is 8:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 4: the preparation of cable material
Parts by weight of raw materials compares:
Polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 6:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 5: the preparation of cable material
Parts by weight of raw materials compares:
Polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 8:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 6: comparative example
Parts by weight of raw materials compares:
Polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 5:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 7: comparative example
Parts by weight of raw materials compares:
Polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 9:1.
Preparation method:
Step S1, weighs each raw material by weight, adds in centrifuge, and under 900r/min rotating speed, stirring makes each raw material mix homogeneously for 8 minutes；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 230 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould, i.e. obtains described cable material by cutting machine trimming in secondary mould.
Embodiment 8: effect example
The performance of the cable material of testing example 1～7 preparation respectively, result properties all meets the requirements, and insulating properties, tensile strength and flexural strength are high.Being also tested for the degradability (carrying out biological degradability test according to ISO 14855) of the cable material of embodiment 1～7 preparation, result see table:
| Degradation property (degradation rate, % after 60 days) | |
| Embodiment 1 | 89 |
| Embodiment 2 | 84 |
| Embodiment 3 | 86 |
| Embodiment 4 | 84 |
| Embodiment 5 | 85 |
| Embodiment 6 | 50 |
| Embodiment 7 | 53 |
The above results shows, the most every mechanical index of cable material that the present invention provides meets the requirement of cable material, and insulating properties, tensile strength and flexural strength are high, and biodegradable process, environmental pollution is little.This cable material preparation method is the most easily operated, is suitable for industrial mass production.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit protection scope of the present invention with this.It will be understood by those within the art that, technical scheme can be modified or equivalent, without deviating from essence and the protection domain of technical solution of the present invention.
Claims (7)
1. a biodegradable cable material, it is characterised in that be prepared from by the raw material of following weight portion: polylactic acid,
65～75 parts；Bacterial cellulose, 40～50 parts；Ethylene propylene diene rubber, 20～30 parts；Polyethylene Glycol, 20～30 parts；Poly-carbonic acid
Ester, 15～25 parts；Lignin fibre, 10～20 parts；VTES, 6～8 parts；Isopropyl palmitate, 6～8
Part；Hydroxypropyl starch, 4～6 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 7～9 parts, the two weight ratio is 6～8:1.
Biodegradable cable material the most according to claim 1, it is characterised in that by the raw material of following weight portion
It is prepared from: polylactic acid, 70 parts；Bacterial cellulose, 45 parts；Ethylene propylene diene rubber, 25 parts；Polyethylene Glycol, 25 parts；
Merlon, 20 parts；Lignin fibre, 15 parts；VTES, 7 parts；Isopropyl palmitate, 7 parts；
Hydroxypropyl starch, 5 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 8 parts, the two weight ratio is 7:1.
Biodegradable cable material the most according to claim 1, it is characterised in that by the raw material of following weight portion
It is prepared from: polylactic acid, 65 parts；Bacterial cellulose, 40 parts；Ethylene propylene diene rubber, 20 parts；Polyethylene Glycol, 20 parts；
Merlon, 15 parts；Lignin fibre, 10 parts；VTES, 6 parts；Isopropyl palmitate, 6 parts；
Hydroxypropyl starch, 4 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 7 parts, the two weight ratio is 6:1.
Biodegradable cable material the most according to claim 1, it is characterised in that by the raw material of following weight portion
It is prepared from: polylactic acid, 75 parts；Bacterial cellulose, 50 parts；Ethylene propylene diene rubber, 30 parts；Polyethylene Glycol, 30 parts；
Merlon, 25 parts；Lignin fibre, 20 parts；VTES, 8 parts；Isopropyl palmitate, 8 parts；
Hydroxypropyl starch, 6 parts；Zinc dialkyl dithiophosphate and mercaptopropionic acid totally 9 parts, the two weight ratio is 8:1.
5. the preparation method of the arbitrary described cable material of Claims 1 to 4, it is characterised in that comprise the steps:
Step S1, weighs each raw material by weight, adds in centrifuge, stirs 6～10 minutes under 800～1000r/min rotating speeds
Make each raw material mix homogeneously；
Step S2, adds double screw extruder by the raw material of mix homogeneously and is squeezed into molten condition, and temperature controls at 220～240 DEG C；
Step S3, is rapidly injected molten mass in mould by injector, mould matched moulds cooling and shaping, and after die sinking, finished product enters secondary mould,
Described cable material is i.e. obtained by cutting machine trimming in secondary mould.
Preparation method the most according to claim 5, it is characterised in that: each raw material of step S1 is under the rotating speed of 900r/min
Stir and within 8 minutes, make each raw material mix homogeneously.
Preparation method the most according to claim 5, it is characterised in that: step S2 extrusion temperature is 230 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610539637.7A CN105924916A (en) | 2016-07-11 | 2016-07-11 | Biodegradable cable material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610539637.7A CN105924916A (en) | 2016-07-11 | 2016-07-11 | Biodegradable cable material and preparation method thereof |
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| CN201610539637.7A Pending CN105924916A (en) | 2016-07-11 | 2016-07-11 | Biodegradable cable material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107793623A (en) * | 2017-11-24 | 2018-03-13 | 肖宇萍 | A kind of degradable composite material and preparation method thereof |
| CN109320780A (en) * | 2018-10-11 | 2019-02-12 | 天津科技大学 | A kind of production method of the automobile interior decoration based on bacteria cellulose material |
| CN116120724A (en) * | 2022-11-07 | 2023-05-16 | 安徽恒鑫环保新材料有限公司 | Degradable cup cover and preparation method thereof |
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| CN101423654A (en) * | 2008-12-01 | 2009-05-06 | 江苏中超电缆股份有限公司 | Degradable plastic insulation and sheath material for cable and cable |
| CN104356620A (en) * | 2014-11-19 | 2015-02-18 | 国网河南省电力公司濮阳供电公司 | Degradable electric-insulation material |
| CN105086224A (en) * | 2015-08-04 | 2015-11-25 | 合肥市深朝电子有限公司 | Plastic and rubber blend cable material and preparing method thereof |
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2016
- 2016-07-11 CN CN201610539637.7A patent/CN105924916A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101423654A (en) * | 2008-12-01 | 2009-05-06 | 江苏中超电缆股份有限公司 | Degradable plastic insulation and sheath material for cable and cable |
| CN104356620A (en) * | 2014-11-19 | 2015-02-18 | 国网河南省电力公司濮阳供电公司 | Degradable electric-insulation material |
| CN105086224A (en) * | 2015-08-04 | 2015-11-25 | 合肥市深朝电子有限公司 | Plastic and rubber blend cable material and preparing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107793623A (en) * | 2017-11-24 | 2018-03-13 | 肖宇萍 | A kind of degradable composite material and preparation method thereof |
| CN109320780A (en) * | 2018-10-11 | 2019-02-12 | 天津科技大学 | A kind of production method of the automobile interior decoration based on bacteria cellulose material |
| CN116120724A (en) * | 2022-11-07 | 2023-05-16 | 安徽恒鑫环保新材料有限公司 | Degradable cup cover and preparation method thereof |
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