CN105566736A - Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning - Google Patents

Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning Download PDF

Info

Publication number
CN105566736A
CN105566736A CN201610053536.9A CN201610053536A CN105566736A CN 105566736 A CN105566736 A CN 105566736A CN 201610053536 A CN201610053536 A CN 201610053536A CN 105566736 A CN105566736 A CN 105566736A
Authority
CN
China
Prior art keywords
parts
shrink tube
warning
following material
heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610053536.9A
Other languages
Chinese (zh)
Inventor
谢世平
鲁雪莲
刘军
曾志安
鲁尔军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHANGYUAN GROUP Ltd
CHANGYUAN ELECTRONIC (GROUP) Co Ltd
Changyuan Electronics (dongguan) Co Ltd
CYG Electronics Shanghai Co Ltd
Tianjin Changyuan Electronic Material Co Ltd
Original Assignee
CHANGYUAN GROUP Ltd
CHANGYUAN ELECTRONIC (GROUP) Co Ltd
Changyuan Electronics (dongguan) Co Ltd
CYG Electronics Shanghai Co Ltd
Tianjin Changyuan Electronic Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHANGYUAN GROUP Ltd, CHANGYUAN ELECTRONIC (GROUP) Co Ltd, Changyuan Electronics (dongguan) Co Ltd, CYG Electronics Shanghai Co Ltd, Tianjin Changyuan Electronic Material Co Ltd filed Critical CHANGYUAN GROUP Ltd
Priority to CN201610053536.9A priority Critical patent/CN105566736A/en
Publication of CN105566736A publication Critical patent/CN105566736A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0869—Acids or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00—Crosslinking
    • C08L2312/06—Crosslinking by radiation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)

Abstract

A radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning is prepared from, by weight, 100 parts of polyolefin resin, 5 parts of a grafting agent, 30-50 parts of filling retardant, 2-5 parts of an antioxidant, 2-5 parts of a light stabilizer, 2-5 parts of a lubricant, 2-5 parts of organic fluorine master batch, 1-5 parts of silicone oil, 3-5 parts of a crosslinking agent and 1-5 parts of thermochromic pigment. By means of the heat shrink tube produced according to the proportion, temperature information can be easily, conveniently and visually converted into visual color information, and therefore a patroller or an inspector can conveniently, rapidly and accurately detect the actual operating temperature of a cable accessory and then take emergency measures in time to avoid accidents.

Description

A kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring
Technical field
The present invention relates to a kind of heat-shrinkable T bush of warning with temperature discoloring, after environment or use temperature reach certain limit, there is the effect that variable color is warned.
Background technology
Pyrocondensation heat-shrinkable T bush, as the important supplementary material in electronics, power industry power transmission path insulating protection field, at home and abroad achieves and applies widely.At its actual motion or in using, often can there is the circuit malfunction accident meeting or exceeding specified use temperature because of environment or use temperature and cause in heat-shrinkable T bush.By giving the function that heat-shrinkable T bush is warned with temperature discoloring, just can easy, intuitively temperature information is transformed into visual colouring information, the actual motion temperature that convenience is patrolled, reviewer detects heat-shrinkable T bush fast and accurately, take emergency measure timely, evade the generation of accident.
Summary of the invention
The technical problem to be solved in the present invention is: overcome existing cable annex and do not possess the ability varying with temperature variable color, provides a kind of cable accessory of giving with environment or use temperature change, the cross-linking radiation polyolefine heat-shrink tube of color also respective change.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring, and it is made up of the component of following weight parts:
Polyolefin resin 100 parts;
Grafting agent 5 parts;
Filler and fire-retardant 30-50 part;
Oxidation inhibitor 2-5 part;
Photostabilizer 2-5 part;
Lubricant 2-5 part;
Organic fluorine master batch 2-5 part;
Silicone oil 1-5 part;
Linking agent 3-5 part;
Heat discoloration pigment 1-5 part;
Described polyolefin resin is a kind of, the two kinds or more of mixture in following material: ethylene methyl acrylate copolymer, polyvinyl acetate ethylene copolymer, POE;
In described ethylene methyl acrylate copolymer, acrylate content is between 10-30%, and melting index MI is between 0.5-4.0g/10MIN;
In described polyvinyl acetate ethylene copolymer, vinyl acetate content is between 10-30%, and melting index MI is between 1.5-5.5g/10MIN;
In described POE, octene content is between 5-30%, and melting index MI is between 0.5-3.5g/10MIN;
Described heat discoloration pigment is one or more composite in following material:
CoCl 2·2C 6H 12N 4·10H 2O、CoBr 2·2C 6H 12N 4·10H 2O、CoI 2·2C 6H 12N 4·10H 2O、NiBr 2·2C 6H 12N 4·10H 2O、CoSO 4·2C 6H 12N 4·9H 2O、NiCl 2·2C 6H 12N 4·10H 2O、Co(NO 3) 2·2C 6H 12N 4·10H 2O、Ni(NO 3) 2·2C 6H 12N 4·10H 2O、Ag 2HgI 4、Cu 2HgI 4、AgI 2·AgI、AgI 42·CuI；
Described organic fluorine master batch is the master batch made with the powder that the LLDPE of mass percent 95% is the polymkeric substance of base material and mass percent 5%, and above-mentioned polymkeric substance is the polymkeric substance of 1,1,2,3,3,3-hexafluoro-1-propylene and vinylidene fluoride.
The further restriction of technique scheme is: described grafting agent is maleic anhydride graft copolymer, and its maleic anhydride content is 1%-10%.
The further restriction of technique scheme is: described filler and fire-retardant is the mixture of a kind of in following material or two kinds: aluminium hydroxide, magnesium hydroxide.
The further restriction of technique scheme is: described oxidation inhibitor is a kind of, the two kinds or more of mixture in following material: four [β-(3; 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3; 5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, N; N'-pair-(3-(3; 5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine, 4; 4-bis-(propyloxy phenyl base) pentanoic, N, N`-bis-(betanaphthyl) Ursol D.
The further restriction of technique scheme is: described photostabilizer is a kind of, the two kinds or more of mixture in following material: Octabenzone; Three (1,2,2,6,6-pentamethvl base) phosphorous acid ester; Poly-succinic (4-hydroxyl-2,2,6,6-tetramethyl--1-piperidine ethanol) ester.
The further restriction of technique scheme is: described lubricant is a kind of, the two kinds or more of mixture in following material: ethylene bis stearamide, Zinic stearas, silicone.
The further restriction of technique scheme is: described silicone oil is a kind of, the two kinds or more of mixture in following material: methyl-silicone oil, dimethyl silicone oil, hydroxy silicon oil, viscosity 500-2000mpa.s.
The further restriction of technique scheme is: described linking agent is one or both the mixture in following material: trimethylolpropane trimethacrylate, cyanacrylate.
Compared with conventional art, the present invention has following beneficial effect: use temperature-sensitive camouflage paint to replace conventional look female, not only have and distinguish color effect, more with easy, intuitively temperature information is transformed into visual colouring information, the actual motion temperature that convenience is patrolled, reviewer detects cable accessory fast and accurately, take emergency measure timely, evade the generation of accident.
Embodiment
A cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring, it is made up of the component of following weight parts:
Polyolefin resin 100 parts;
Grafting agent 5 parts;
Filler and fire-retardant 30-50 part;
Oxidation inhibitor 2-5 part;
Photostabilizer 2-5 part;
Lubricant 2-5 part;
Organic fluorine master batch 2-5 part;
Silicone oil 1-5 part;
Linking agent 3-5 part;
Heat discoloration pigment 1-5 part.
Described polyolefin resin is a kind of, the two kinds or more of mixture in following material: ethylene methyl acrylate copolymer, polyvinyl acetate ethylene copolymer, POE.
In described ethylene methyl acrylate copolymer, acrylate content is between 10-30%, and melting index MI is between 0.5-4.0g/10MIN.
In described polyvinyl acetate ethylene copolymer, vinyl acetate content is between 10-30%, and melting index MI is between 1.5-5.5g/10MIN.
In described POE, octene content is between 5-30%, and melting index MI is between 0.5-3.5g/10MIN.
Described grafting agent is maleic anhydride graft copolymer, and its maleic anhydride content is 1%-10%.
Described filler and fire-retardant is the mixture of a kind of in following material or two kinds: aluminium hydroxide, magnesium hydroxide.
Described oxidation inhibitor is a kind of, the two kinds or more of mixture in following material: four [β-(3; 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3; 5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, N; N'-pair-(3-(3; 5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine, 4; 4-bis-(propyloxy phenyl base) pentanoic, N, N`-bis-(betanaphthyl) Ursol D.
Described photostabilizer is a kind of, the two kinds or more of mixture in following material: Octabenzone; Three (1,2,2,6,6-pentamethvl base) phosphorous acid ester; Poly-succinic (4-hydroxyl-2,2,6,6-tetramethyl--1-piperidine ethanol) ester.
Described lubricant is a kind of, the two kinds or more of mixture in following material: ethylene bis stearamide, Zinic stearas, silicone.
Described organic fluorine master batch is the master batch made with the powder that the LLDPE of mass percent 95% is the polymkeric substance of base material and mass percent 5%, and above-mentioned polymkeric substance is the polymkeric substance of 1,1,2,3,3,3-hexafluoro-1-propylene and vinylidene fluoride.Described silicone oil is a kind of, the two kinds or more of mixture in following material: methyl-silicone oil, dimethyl silicone oil, hydroxy silicon oil, viscosity 500-2000mpa.s.
Described linking agent is a kind of, the two kinds or more of mixture in following material: trimethylolpropane trimethacrylate, cyanacrylate.
Described heat discoloration pigment is one or more composite in following material:
CoCl 2·2C 6H 12N 4·10H 2O、CoBr 2·2C 6H 12N 4·10H 2O、CoI 2·2C 6H 12N 4·10H 2O、NiBr 2·2C 6H 12N 4·10H 2O、CoSO 4·2C 6H 12N 4·9H 2O、NiCl 2·2C 6H 12N 4·10H 2O、Co(NO 3) 2·2C 6H 12N 4·10H 2O、Ni(NO 3) 2·2C 6H 12N 4·10H 2O、Ag 2HgI 4、Cu 2HgI 4、AgI 2·AgI、AgI 42·CuI。
The above-mentioned cross-linking radiation polyolefine heat-shrink tube preparation method warned with temperature discoloring, comprises the following steps:
Step 1: the following ingredients getting weight parts, polyolefin resin 100 parts; Grafting agent 5 parts; Filler and fire-retardant 30-50 part; Oxidation inhibitor 2-5 part; Photostabilizer 2-5 part; Lubricant 2-5 part; Organic fluorine master batch 2-5 part; Silicone oil 1-5 part; Linking agent 3-5 part;
Step 2: each for step 1 component is stirred through high-speed mixer, is produced into masterbatch through Banbury mixer or twin screw under 100-160 DEG C of condition.
Step 3: in step 2 masterbatch according to adding heat discoloration pigment 1-5 part in total proportioning, use color mixing machine mix and blend 5 minutes, then carry out at 90-140 DEG C of condition compacted under extruding pipe material through single screw extrusion machine.
Step 4: step 3 extruding pipe material is carried out irradiation in rumbatron, irradiation dose is 5-15Mrad.
Step 5: expanded in dilator by tubing after irradiation in step 4, dilator heating medium can make glycerine or air, and expansion temperature is at the scope intramedullary expansion of 120-150 DEG C.
By heat discoloration cross-linking radiation polyolefine heat-shrink tube in above step production cost invention.
Preparation embodiment 1
Take off the various component of row:
Polyolefin resin 100 parts (specifically getting ethylene methyl acrylate (EMA Acker agate 18MA03) 30Kg, ethylene vinyl acetate (EVA) 70Kg);
Grafting agent 5 parts (specifically getting maleic anhydride modified terpolymer 5Kg);
Filler and fire-retardant 50 parts (specifically getting magnesium hydroxide 20Kg, aluminium hydroxide 30Kg);
5 parts, oxidation inhibitor (specifically getting antioxidant 1076 3Kg, oxidation inhibitor DNP2Kg);
Photostabilizer 2 parts (specifically getting three (1,2,2,6,6-pentamethvl base) phosphorous acid ester (trade mark: GW540) 2Kg)
Lubricant 4 parts (specifically getting Zinic stearas 2Kg, silicone 2Kg);
Organic fluorine master batch 2 parts (specifically getting PPA master batch 2Kg);
Silicone oil 3 parts (specifically getting dimethyl silicone oil 3Kg);
Linking agent 3 parts (specifically getting trimethylolpropane trimethacrylate (TMPTMA) 4Kg);
Heat discoloration pigment 5 parts (specifically gets NiCl 22C 6h 12n 410H 2o5Kg);
Above raw material (except heat discoloration pigment) is through adding high-speed mixer successively, then after high-speed mixing 5-10min, under 100-160 DEG C of condition, carry out mixing granulator through Banbury mixer or twin screw extruder and become masterbatch, according to above proportioning add heat discoloration pigment use color mixing machine stir 5 minutes, then through extruding, irradiation, expansion process production department heat-shrink tube.
The heat-shrink tube detected result that preparation embodiment 1 is produced is as follows:
Test item Unit Require index Preparation embodiment 1 test value
Breaking tenacity MPa ≥10.4 14.7
Elongation at break % ≥200 485.8
Low-temperature embrittleness (-55 degrees Celsius 4 hours) Flawless, not embrittlement Pass through
Aging rear breaking tenacity (175 DEG C 168 hours) MPa ≥7.3 13.9
Aging rear elongation at break (175 DEG C 168 hours) % ≥100 438.7
Thermal shocking (250 DEG C 4 hours) Without drip, flawless Pass through
Volume specific resistance Ω·cm ≥10 12 3.8×10 14
Dielectric strength Mv/m ≥20 24
Shrink antiseized detection Heat shrink 5 minutes adhesions are stacked in 130 DEG C of baking ovens Adhesion each other
It shrinks rear heat discoloration characteristic:
During lower than 75 DEG C During greater than or equal to 75 DEG C
Pink Red-violet colour
Preparation embodiment 2
Take off the various component of row:
Polyolefin resin 100 parts (specifically getting ethylene methyl acrylate (EMA Acker agate 18MA03) 80Kg, ethylene octene copolymer resins (POE) 20Kg);
Grafting agent 5 parts (specifically getting maleic anhydride modified multipolymer 5Kg);
Filler and fire-retardant 30 parts (specifically getting magnesium hydroxide 30Kg);
2 parts, oxidation inhibitor (specifically getting antioxidant 1010 1.5Kg, oxidation inhibitor Ky4050.5Kg);
Photostabilizer 3 parts (specifically getting three (1,2,2,6,6-pentamethvl base) phosphorous acid ester (trade mark: GW540) 3Kg)
Lubricant 2 parts (specifically getting lubricant stearic acid zinc 2Kg);
Organic fluorine master batch 5 parts (specifically getting PPA master batch 5Kg);
Silicone oil 1 part (specifically getting dimethyl silicone oil 1Kg);
Linking agent 1 part (specifically getting trimethylolpropane trimethacrylate (TMPTMA) 1Kg);
Heat discoloration pigment 1 part (specifically gets CoI 22C 6h 12n 410H 2o1Kg);
Above raw material is through adding high-speed mixer successively, then after high-speed mixing 5-10min, under 100-160 DEG C of condition, carry out mixing granulator through Banbury mixer or twin screw extruder and become masterbatch, adding heat discoloration pigment according to above proportioning uses color mixing machine to stir 5 minutes, is then processed into heat-shrink tube.
Preparation embodiment 2 heat-shrink tube detected result is as follows:
Test item Unit Require index Preparation embodiment 2 test value
Breaking tenacity MPa ≥10.4 15.3
Elongation at break % ≥200 553.7
Low-temperature embrittleness (-55 degrees Celsius 4 hours) Flawless, not embrittlement Pass through
Aging rear breaking tenacity (175 DEG C 168 hours) MPa ≥7.3 14.3
Aging rear elongation at break (175 DEG C 168 hours) % ≥100 358.6
Thermal shocking (250 DEG C 4 hours) Without drip, flawless Pass through
Volume specific resistance Ω·cm ≥10 12 5.1×10 14
Dielectric strength MV/m ≥20 23
Shrink antiseized detection Heat shrink 5 minutes adhesions are stacked in 130 DEG C of baking ovens Adhesion
After shrinking, heat discoloration characteristic is:
During lower than 50 DEG C During greater than or equal to 50 DEG C
Pink Green
Preparation embodiment 3
Take off the various component of row:
Polyolefin resin 100 parts (specifically getting ethylene methyl acrylate (EMA Acker agate 18MA03) 40Kg, ethylene vinyl acetate (EVA) 40Kg, ethylene octene copolymer resins (POE) 20Kg);
Grafting agent 5 parts (specifically getting maleic anhydride modified multipolymer 5Kg);
Filler and fire-retardant 40 parts (specifically getting magnesium hydroxide 40Kg);
4 parts, oxidation inhibitor (specifically getting antioxidant 1010 3Kg, oxidation inhibitor DNP1Kg);
Photostabilizer 5 parts (specifically getting photostabilizer UV5315Kg);
Lubricant 5 parts (specifically getting Zinic stearas 4Kg, ethylene bis stearamide EBS1Kg);
Organic fluorine master batch 3 parts (specifically getting PPA master batch 3Kg);
Silicone oil 5 parts (specifically getting dimethyl silicone oil 5Kg);
Linking agent 5 parts (specifically getting trimethylolpropane trimethacrylate (TMPTMA) 5Kg);
Heat discoloration pigment 3 parts (specifically gets NiCl 22C 6h 12n 410H 2o3Kg);
Above raw material is through adding high-speed mixer successively, then after high-speed mixing 5-10min, under 100-160 DEG C of condition, carry out mixing granulator through Banbury mixer or twin screw extruder and become masterbatch, adding heat discoloration pigment according to above proportioning uses color mixing machine to stir 5 minutes, is then processed into heat-shrink tube.
Preparation embodiment 3 heat-shrink tube detected result is as follows:
Test item Unit Require index Preparation embodiment 3 test value
Breaking tenacity MPa ≥10.4 12.9
Elongation at break % ≥200 468.9
Low-temperature embrittleness (-55 degrees Celsius 4 hours) Flawless, not embrittlement Pass through
Aging rear breaking tenacity (175 DEG C 168 hours) MPa ≥7.3 11.8
Aging rear elongation at break (175 DEG C 168 hours) % ≥100 346.9
Thermal shocking (250 DEG C 4 hours) Without drip, flawless Pass through
Volume specific resistance Ω·mm2/m ≥10 12 2.8×10 14
Dielectric strength Mv/m ≥20 24
Shrink antiseized detection Heat shrink 5 minutes adhesions are stacked in 130 DEG C of baking ovens Adhesion
It shrinks rear heat discoloration characteristic:
During lower than 75 DEG C During greater than or equal to 75 DEG C
Pink Red-violet colour
A kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring of the present invention, tool has the following advantages:
Temperature-sensitive camouflage paint is used to replace conventional look female, not only have and distinguish color effect, more with easy, intuitively temperature information is transformed into visual colouring information, the actual motion temperature that convenience is patrolled, reviewer detects cable accessory fast and accurately, take emergency measure timely, evade the generation of accident.

Claims (8)

1., with the cross-linking radiation polyolefine heat-shrink tube that temperature discoloring is warned, it is characterized in that, it is made up of the component of following weight parts:
Polyolefin resin 100 parts;
Grafting agent 5 parts;
Filler and fire-retardant 30-50 part;
Oxidation inhibitor 2-5 part;
Photostabilizer 2-5 part;
Lubricant 2-5 part;
Organic fluorine master batch 2-5 part;
Silicone oil 1-5 part;
Linking agent 3-5 part;
Heat discoloration pigment 1-5 part;
Described polyolefin resin is a kind of, the two kinds or more of mixture in following material: ethylene methyl acrylate copolymer, polyvinyl acetate ethylene copolymer, POE;
In described ethylene methyl acrylate copolymer, acrylate content is between 10-30%, and melting index MI is between 0.5-4.0g/10MIN;
In described polyvinyl acetate ethylene copolymer, vinyl acetate content is between 10-30%, and melting index MI is between 1.5-5.5g/10MIN;
In described POE, octene content is between 5-30%, and melting index MI is between 0.5-3.5g/10MIN;
Described heat discoloration pigment is one or more composite in following material:
CoCl 2·2C 6H 12N 4·10H 2O、CoBr 2·2C 6H 12N 4·10H 2O、CoI 2·2C 6H 12N 4·10H 2O、NiBr 2·2C 6H 12N 4·10H 2O、CoSO 4·2C 6H 12N 4·9H 2O、NiCl 2·2C 6H 12N 4·10H 2O、Co(NO 3) 2·2C 6H 12N 4·10H 2O、Ni(NO 3) 2·2C 6H 12N 4·10H 2O、Ag 2HgI 4、Cu 2HgI 4、AgI 2·AgI、AgI 42·CuI；
Described organic fluorine master batch is the master batch made with the powder that the LLDPE of mass percent 95% is the polymkeric substance of base material and mass percent 5%, and above-mentioned polymkeric substance is the polymkeric substance of 1,1,2,3,3,3-hexafluoro-1-propylene and vinylidene fluoride.
2. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, it is characterized in that: described grafting agent is maleic anhydride graft copolymer, its maleic anhydride content is 1%-10%.
3. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, is characterized in that: described filler and fire-retardant is the mixture of a kind of in following material or two kinds: aluminium hydroxide, magnesium hydroxide.
4. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1; it is characterized in that: described oxidation inhibitor is a kind of, the two kinds or more of mixture in following material: four [β-(3; 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3; 5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, N; N'-pair-(3-(3; 5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine, 4; 4-bis-(propyloxy phenyl base) pentanoic, N, N`-bis-(betanaphthyl) Ursol D.
5. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, is characterized in that: described photostabilizer is a kind of, the two kinds or more of mixture in following material: Octabenzone; Three (1,2,2,6,6-pentamethvl base) phosphorous acid ester; Poly-succinic (4-hydroxyl-2,2,6,6-tetramethyl--1-piperidine ethanol) ester.
6. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, is characterized in that: described lubricant is a kind of, the two kinds or more of mixture in following material: ethylene bis stearamide, Zinic stearas, silicone.
7. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, it is characterized in that: described silicone oil is a kind of, the two kinds or more of mixture in following material: methyl-silicone oil, dimethyl silicone oil, hydroxy silicon oil, viscosity 500-2000mpa.s.
8. a kind of cross-linking radiation polyolefine heat-shrink tube of warning with temperature discoloring according to claim 1, is characterized in that: described linking agent is one or both the mixture in following material: trimethylolpropane trimethacrylate, cyanacrylate.
CN201610053536.9A 2016-01-27 2016-01-27 Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning Pending CN105566736A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610053536.9A CN105566736A (en) 2016-01-27 2016-01-27 Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610053536.9A CN105566736A (en) 2016-01-27 2016-01-27 Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning

Publications (1)

Publication Number Publication Date
CN105566736A true CN105566736A (en) 2016-05-11

Family

ID=55877412

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610053536.9A Pending CN105566736A (en) 2016-01-27 2016-01-27 Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning

Country Status (1)

Country Link
CN (1) CN105566736A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106279903A (en) * 2016-08-18 2017-01-04 苏州泰斯拓伟机电设备有限公司 A kind of alternating temperature visuality cross-linking radiation polyolefin heat-shrink tube
CN106496758A (en) * 2016-11-08 2017-03-15 长园集团股份有限公司 A kind of three generations's nuclear power halogen-free non-red-phosphorus flame-retardant thermal shrinkable tube and preparation method thereof
CN108250759A (en) * 2016-12-29 2018-07-06 深圳市沃尔核材股份有限公司 A kind of irreversible heat discoloration cable accessory is warned with self-adhesive tape and preparation method thereof
CN108485043A (en) * 2018-02-10 2018-09-04 深圳市沃尔核材股份有限公司 A kind of halogen-free environmental high fire-retardance temperature-sensing color-changing material and its application
CN108586880A (en) * 2018-05-14 2018-09-28 宁波开员塑业科技有限公司 A kind of flame-proof antistatic master material and preparation method thereof with fire behavior early warning indicator
CN108623900A (en) * 2017-03-26 2018-10-09 合肥杰事杰新材料股份有限公司 A kind of wear-resisting tag card of heat discoloration and preparation method thereof carried for high-temperature operation personnel
CN109476884A (en) * 2016-07-22 2019-03-15 耐克森公司 The cross-linkable polymer compositions of blend polymer comprising EVA copolymer and EMA copolymer
CN110249009A (en) * 2017-02-17 2019-09-17 法国比克公司 Novel thermochromic pigments composition comprising formula (I) compound as reaction medium
CN111347647A (en) * 2020-03-27 2020-06-30 江苏奥天利新材料有限公司 Preparation method of temperature-control color-changing PVB intermediate film
CN112111097A (en) * 2020-09-23 2020-12-22 上海长园电子材料有限公司 Formula, preparation method and application of heat-shrinkable tubing
CN112226004A (en) * 2020-10-13 2021-01-15 远东电缆有限公司 Cross-linked insulating material and preparation method thereof
US11655387B2 (en) 2017-04-27 2023-05-23 SOCIéTé BIC Thermochromic pigment compositions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104371182A (en) * 2014-11-10 2015-02-25 长园集团股份有限公司 135 DEG C irradiation-crosslinked polyolefin heat-shrinkable tube
CN105061975A (en) * 2015-08-26 2015-11-18 广东奥美格传导科技股份有限公司 Temperature sensing discoloration charging line material and preparation method and application thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104371182A (en) * 2014-11-10 2015-02-25 长园集团股份有限公司 135 DEG C irradiation-crosslinked polyolefin heat-shrinkable tube
CN105061975A (en) * 2015-08-26 2015-11-18 广东奥美格传导科技股份有限公司 Temperature sensing discoloration charging line material and preparation method and application thereof

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109476884A (en) * 2016-07-22 2019-03-15 耐克森公司 The cross-linkable polymer compositions of blend polymer comprising EVA copolymer and EMA copolymer
CN106279903A (en) * 2016-08-18 2017-01-04 苏州泰斯拓伟机电设备有限公司 A kind of alternating temperature visuality cross-linking radiation polyolefin heat-shrink tube
CN106496758A (en) * 2016-11-08 2017-03-15 长园集团股份有限公司 A kind of three generations's nuclear power halogen-free non-red-phosphorus flame-retardant thermal shrinkable tube and preparation method thereof
CN106496758B (en) * 2016-11-08 2019-01-29 长园电子（集团）有限公司 A kind of three generations's nuclear power halogen-free non-red-phosphorus flame-retardant thermal shrinkable tube and preparation method thereof
CN108250759A (en) * 2016-12-29 2018-07-06 深圳市沃尔核材股份有限公司 A kind of irreversible heat discoloration cable accessory is warned with self-adhesive tape and preparation method thereof
CN110249009B (en) * 2017-02-17 2021-05-07 法国比克公司 Thermochromic pigment compositions comprising a compound of formula (I) as reaction medium
CN110249009A (en) * 2017-02-17 2019-09-17 法国比克公司 Novel thermochromic pigments composition comprising formula (I) compound as reaction medium
US11629256B2 (en) 2017-02-17 2023-04-18 Societe Bic Thermochromic pigment composition
CN108623900A (en) * 2017-03-26 2018-10-09 合肥杰事杰新材料股份有限公司 A kind of wear-resisting tag card of heat discoloration and preparation method thereof carried for high-temperature operation personnel
US11655387B2 (en) 2017-04-27 2023-05-23 SOCIéTé BIC Thermochromic pigment compositions
CN108485043A (en) * 2018-02-10 2018-09-04 深圳市沃尔核材股份有限公司 A kind of halogen-free environmental high fire-retardance temperature-sensing color-changing material and its application
CN108586880A (en) * 2018-05-14 2018-09-28 宁波开员塑业科技有限公司 A kind of flame-proof antistatic master material and preparation method thereof with fire behavior early warning indicator
CN111347647A (en) * 2020-03-27 2020-06-30 江苏奥天利新材料有限公司 Preparation method of temperature-control color-changing PVB intermediate film
CN112111097A (en) * 2020-09-23 2020-12-22 上海长园电子材料有限公司 Formula, preparation method and application of heat-shrinkable tubing
CN112226004A (en) * 2020-10-13 2021-01-15 远东电缆有限公司 Cross-linked insulating material and preparation method thereof

Similar Documents

Publication Publication Date Title
CN105566736A (en) Radiation-crosslinked polyolefin heat shrink tube capable of changing color along with temperature for warning
CN107236182B (en) Oil-resistant and mud-resistant radiation cross-linked flame-retardant cable material
CN108485043A (en) A kind of halogen-free environmental high fire-retardance temperature-sensing color-changing material and its application
CN102585322B (en) Easily-processed low-smoke halogen-free flame-retardant heat shrinkable label sleeve as well as preparation and application thereof
CN101386693A (en) Radiation crosslinking flame-retardant polyolefin heat-shrinkable material and preparation method thereof
CN103013021B (en) A kind of preparation method of phosphorus flame retardant etc. of crosslinked with silicane
CN107793627A (en) A kind of heat-shrinkable T bush and preparation method thereof
CN104371182A (en) 135 DEG C irradiation-crosslinked polyolefin heat-shrinkable tube
CN102093626A (en) Non-halogen fire resistant low-temperature shrinkable and heat-shrinkable pipe material and preparation method thereof
CN105237865A (en) Ultraviolet light cross-linking color low-smoke halogen-free flame-retardant cable material, cable product and preparation method of cable material
CN102532755A (en) Formula and processing technology for heat shrinkable tube
CN108623894A (en) A kind of silane self-crosslinking bittern-free flame-proof material and its preparation method and application
CN109627568A (en) Polyolefine cable sheath material and preparation method thereof
CN108164806A (en) Locomotive engine cable irradiated crosslinking low-smoke and halogen-free flame retardant polyolefin material and preparation method thereof
CN114773719A (en) Polyolefin material and preparation method and application thereof
CN101891916A (en) Peroxide crosslinked type semi-conductive screen material for crosslinked cable conductor
CN110204820A (en) Kynoar-composite polyethylene material and preparation method thereof, insulator sheath
CN104004264A (en) Inflaming retarding polyolefin cable material and preparing method and application thereof
CN110117391A (en) A kind of new-energy automobile 150 DEG C of irradiated crosslinking low-smoke and halogen-free flame retardant elastomer cable materials and preparation method thereof
CN105482241A (en) Reversible thermochromic insulating sheath material and preparation method thereof
CN104292592A (en) Material for self-regulating heating/heat tracing cables and preparation method thereof
CN110577695A (en) material formula and manufacturing process of flame-retardant high-polymer heat-shrinkable high-voltage insulating sleeve
CN108164798B (en) Low-smoke-amount thermoplastic low-smoke halogen-free flame-retardant polyolefin material and preparation method thereof
CN111331985A (en) Polyolefin heat shrinkable sleeve film and preparation method and application thereof
CN102295797B (en) Zero-halogen flame-retardant polyolefin material and preparation method as well as application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20160511