CN103709528A - High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe - Google Patents
High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe Download PDFInfo
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- 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
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Abstract
The invention relates to a high-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe. The high-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe is prepared from the following components in part by weight: 100 parts of EPDM rubber, 2-10 parts of zinc oxide, 0.5-2 parts of stearic acid, 10-60 parts of precipitated silicon dioxide, 10-100 parts of filler, 0.5-6 parts of interface agent, 1.5-5 parts of cross-linking agent, 0.5-5 parts of vulcanizing agent, 0-50 parts of operating oil and 2-10 parts of coloring agent. According to the high-medium voltage resistant EPDM rubber cold-shrinkage sleeve pipe, high-strength acid and alkali resistant products having excellent abrasive resistance and good insulation property can be obtained and can be applied to the high-medium voltage occasions; different colored products can be provided, therefore, multi-color selection can be provided to customers.
Description
Technical field
The present invention relates to a kind of shrinkage sleeve pipe, relate in particular to a kind of terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe.
Background technology
As everyone knows, cable accessory comprises intermediate head sleeve pipe, terminal fitting sleeve pipe, fingerstall and sealing cap.The cable accessory using now comprises heat-shrink cable accessory and cold shrinking power cable adjunct, heat-shrink cable accessory is that other subsidiary material of Polyolefin and are processed by extruding or injection moulding through making material, again through crosslinking Treatment, the operations such as expansion sizing complete making, during use, heat-shrink cable accessory are socketed in to appropriate location post-heating to make its contraction play insulating wrapped provide protection to cable; Cold contracting type cable accessory is to utilize elastomeric material prevulcanized moulding; through expansion, lining, with plastic spiral upholder, form the parts of various sleeve pipes again; the plastic spiral bar (upholder) of extracting inner support during use out, is tightly coated on surface, plays the effect of insulation protection.
Conventional cold shrinking power cable adjunct is to make with silicon rubber or ethylene-propylene rubber(EPR) material.Both at home and abroad, silicone rubber kinds cold shrink tube has obtained broad research; And the research of ethylene-propylene rubber(EPR) cold shrink tube is few, in domestic patent CN 101902101A, mentioned a kind of EPDM cold shrinking power cable adjunct and related manufacturing processes thereof prepared, adopt carbon black to carry out reinforcement, by extruding or black EDPM(terpolymer EP rubber is prepared in injection moulding) cold shrinking power cable adjunct, adopt the cold shrink tube of the method because content of carbon black is too high, to be difficult to be applied in senior middle school's voltage occasion, color is also relatively single simultaneously.
Summary of the invention
The technical problem to be solved in the present invention is: the invention provides the Ethylene Propylene Terpolymer rubber unvulcanizate that in a kind of cable accessory, precipitated silica strengthens, and the different painted terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
The further restriction of technique scheme is: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
The further restriction of technique scheme is: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This interfacial agents is one or both the mixture in following material: polyoxyethylene glycol, trolamine;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
The further restriction of technique scheme is: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
The further restriction of technique scheme is: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This coupling agent is organo silane coupling agent;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
The further restriction of technique scheme is: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
The further restriction of technique scheme is: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This interfacial agents is one or both the mixture in following material: polyoxyethylene glycol, trolamine;
This coupling agent is organo silane coupling agent;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
Compared with prior art, the present invention has following beneficial effect: the present invention's terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe, on the one hand, the high-intensity product that can obtain acid and alkali-resistance, has splendid wear resistance, on the other hand, there are good insulating property, can be applied in senior middle school's voltage occasion, different painted products are provided, for client provides more color, select.
Embodiment
The present invention proposes the terpolymer EP rubber of the resistance to high pressure shrinkage sleeve pipe of the first formula, and it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers (EPDM), zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
The present invention proposes the terpolymer EP rubber of the resistance to high pressure shrinkage sleeve pipe of the second formula, and it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers (EPDM), zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
The present invention proposes the terpolymer EP rubber of the resistance to high pressure shrinkage sleeve pipe of the third formula, and it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers (EPDM), zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
In above-mentioned three formulas, the rare monomer content of second of this terpolymer EP rubber (EPDM) is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.This terpolymer EP rubber is one or more the composition in oil-extended rubber and non-oil extended rubber.
In above-mentioned three formulas, this precipitated silica has 50-200m
2the specific surface area of/g.
In above-mentioned three formulas, this filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate.
In above-mentioned three formulas, this interfacial agents is one or both the mixture in following material: polyoxyethylene glycol (PEG), trolamine (TEA).
This interfacial agents, in strict accordance with ratio, is 1/20-1/10 of precipitated silica content.
In above-mentioned three formulas, this coupling agent is organo silane coupling agent.
In above-mentioned three formulas, this linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide (DCP); 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene (tasteless DCP); 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane (two 2 5).
In above-mentioned three formulas, this vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate (TAC); Triallyl isocyanurate (TAIC); Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides (HVA) of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate.
In above-mentioned three formulas, described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene.
In above-mentioned three formulas, described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
The first preparation method of the terpolymer EP rubber of the resistance to high pressure shrinkage sleeve pipe of above-mentioned three kinds of formulas comprises the following steps:
Step 1: first terpolymer EP rubber is plasticated, then add stearic acid, zinc oxide, to add a certain in interfacial agents and coupling agent or two kinds, precipitated silica, filler, tinting material and process oil to carry out according to formula mixing, last binder removal;
Step 2: park 18 hours even for more time, add again linking agent and vulcanization aid, adopt extrusion moulding, after extruding pipe material, adopt high pressure sulfuration to obtain work in-process, then vulcanize work in-process through the built-in supporting tube of expansion, obtain the present invention's terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe.
The second preparation method of the terpolymer EP rubber of the resistance to high pressure shrinkage sleeve pipe of above-mentioned three kinds of formulas comprises the following steps:
Step 1: first terpolymer EP rubber is plasticated, then add stearic acid, zinc oxide, to add a certain in interfacial agents and coupling agent or two kinds, precipitated silica, filler, tinting material and process oil to carry out according to formula mixing, last binder removal;
Step 2: park 18 hours even for more time, then add linking agent and vulcanization aid, adopt injection molding, direct high temperature vulcanized one-tenth work in-process, then vulcanize work in-process and obtain the present invention's terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe through the built-in supporting tube of expansion.
The Preparation Example 1 of the above-mentioned the first formula of embodiment 1()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 10 parts, zinc oxide, 2 parts of stearic acid, 60 parts of precipitated silica, 10 parts, calcium carbonate (filler), 6 parts of polyoxyethylene glycol (interfacial agents), DCP(linking agent) 5 parts, 4 parts of TAIC (vulcanization aid), 50 parts of paraffin oils (process oil), 2 parts of carbon blacks (tinting material), in mill or Banbury mixer, mix, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 2 of the above-mentioned the first formula of embodiment 2()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 2 parts, zinc oxide, 0.5 part of stearic acid, 10 parts of precipitated silica, 100 parts of calcined kaolins (filler), 0.5 part of polyoxyethylene glycol (interfacial agents), tasteless DCP(linking agent) 3 parts, 5 parts of TAIC (vulcanization aid), 40 parts of paraffin oils (process oil), 10 parts of carbon blacks, with mill or Banbury mixer, mix, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 3 of the above-mentioned the first formula of embodiment 3()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 5 parts, zinc oxide, 1 part of stearic acid, 45 parts of precipitated silica, 40 parts of calcined kaolins (filler), 4 parts of polyoxyethylene glycol (interfacial agents), tasteless DCP(linking agent) 1.5 parts, 0.5 part of HVA (vulcanization aid), 5 parts of titanium dioxide (tinting material), mix with mill or Banbury mixer, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 1 of the above-mentioned the second formula of embodiment 4()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 3 parts, zinc oxide, 1 part of stearic acid, 40 parts of precipitated silica, 40 parts of talcum powder (filler), 2 parts of organo silane coupling agents (A172) (coupling agent), tasteless DCP(linking agent) 2 parts, TAIC(vulcanization aid) 2 parts, 30 parts of paraffin oils (process oil), 10 parts of carbon black N330 (tinting material), with mill or Banbury mixer, mix, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 2 of the above-mentioned the second formula of embodiment 5()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 2 parts, zinc oxide, 0.5 part of stearic acid, 10 parts of precipitated silica, 10 parts of talcum powder (filler), 0.5 part of organo silane coupling agent (A172) (coupling agent), tasteless DCP(linking agent) 1.5 parts, TAIC(vulcanization aid) 0.5 part, 2 parts of titanium dioxide, mix with mill or Banbury mixer, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 3 of the above-mentioned the second formula of embodiment 6()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 10 parts, zinc oxide, 2 parts of stearic acid, 60 parts of precipitated silica, 100 parts of talcum powder (filler), 3 parts of organo silane coupling agents (A172) (coupling agent), tasteless DCP(linking agent) 5 parts, TAIC(vulcanization aid) 5 parts, 50 parts of paraffin oils (process oil), 5 parts of ferric oxide (tinting material), with mill or Banbury mixer, mix, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 1 of above-mentioned the third formula of embodiment 7()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 10 parts, zinc oxide, 2 parts of stearic acid, 60 parts of precipitated silica, 10 parts of calcined kaolins (filler), 6 parts of interfacial agents (polyoxyethylene glycol), 1 part of organo silane coupling agent (A172) (coupling agent), DCP(linking agent) 5 parts, TAIC(vulcanization aid) 2 parts, 50 parts of paraffin oils (process oil), 2 parts of ferric oxide (tinting material), mix with mill or Banbury mixer, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 2 of above-mentioned the third formula of embodiment 8()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 2 parts, zinc oxide, 0.5 part of stearic acid, 35 parts of precipitated silica, 30 parts, calcium carbonate (filler), 3 parts of interfacial agents (polyoxyethylene glycol), 3 parts of organo silane coupling agents (A172) (coupling agent), tasteless DCP(linking agent) 2.5 parts, TAIC(vulcanization aid) 5 parts, 5 parts of titanium dioxide (tinting material), with mill or Banbury mixer, mix, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The Preparation Example 3 of above-mentioned the third formula of embodiment 9()
By weight, by 100 parts of terpolymer EP rubbers (EPDM), 5 parts, zinc oxide, 1 part of stearic acid, 10 parts of precipitated silica, 100 parts of talcum powder (filler), 0.5 part of interfacial agents (polyoxyethylene glycol), 0.5 part of organo silane coupling agent (A172) (coupling agent), DCP(linking agent) 1.5 parts, TAIC(vulcanization aid) 0.5 part, 20 parts of paraffin oils (process oil), 10 parts of carbon blacks (tinting material), mix with mill or Banbury mixer, then through injecting high temperature vulcanized moulding or extruding the sulfuration of work in-process high pressure-temperature.
The physical property table of above-described embodiment is as follows:
Note: resilience less than bit rate testing method is: pipe is cut off, along pipe prolonging direction compacting dumbbell batten, at batten interlude, get 2 points that spacing is L0=25mm, and mark, the length that the good batten of mark is stretched to mark spacing L1=50mm is fixed on support, puts into after 100 ℃ of baking ovens toast 3h and takes out, and under room temperature, after cooling 1h, takes off batten, after parking again 30min, survey the now distance L between two marks 2:
Resilience is less than bit rate=(L2-L0)/(L1-L0) * 100%.
Claims (9)
1. the terpolymer EP rubber of a resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
2. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 1, is characterized in that: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
3. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 1, is characterized in that: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This interfacial agents is one or both the mixture in following material: polyoxyethylene glycol, trolamine;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
4. the terpolymer EP rubber of a resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
5. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 4, is characterized in that: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
6. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 4, is characterized in that: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This coupling agent is organo silane coupling agent;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
7. the terpolymer EP rubber of a resistance to high pressure shrinkage sleeve pipe, it is comprised of the following component according to weighing scale: 100 parts of terpolymer EP rubbers, zinc oxide 2-10 part, stearic acid 0.5-2 part, precipitated silica 10-60 part, filler 10-100 part, interfacial agents 0.5-6 part, coupling agent 0.5-3 part, linking agent 1.5-5 part, vulcanization aid 0.5-5 part, process oil 0-50 part, tinting material 2-10 part.
8. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 7, is characterized in that: the rare monomer content of second of this terpolymer EP rubber is 45-60%, the 3rd monomer content 1.5-12%, and all the other are propylene content.
9. the terpolymer EP rubber of resistance to high pressure shrinkage sleeve pipe according to claim 7, is characterized in that: this precipitated silica has 50-200m
2the specific surface area of/g;
This filler is a kind of, two or more the mixture in following material: kaolin; Talcum powder; Calcinated argil; Calcium carbonate;
This interfacial agents is one or both the mixture in following material: polyoxyethylene glycol, trolamine;
This coupling agent is organo silane coupling agent;
This linking agent is superoxide, is a kind of, two or more mixture: 1,1-bis-tert-butyl peroxy base-3 in following material, 3,5-trimethoxy hexanaphthene; Ditertiary butyl peroxide; Tertiary butyl cumyl peroxide; Dicumyl peroxide; 1,3(1,4)-bis-(tert-butyl peroxy base sec.-propyl) benzene; 2,5-dimethyl-2,5-bis-(tert-butyl peroxy base) hexane;
This vulcanization aid is a kind of, two or more the mixture in following material: triallyl cyanurate; Triallyl isocyanurate; Trimethylammonium acrylic acid trihydroxymethylpropanyl ester; N, the two succinimides of N '-metaphenylene; Succinic acid diallyl ester; Methylene-succinic acid diallyl; Divinyl toluene; Glycol ether double methyl methacrylate; Trialkyl cyanurate; Zinc dimethacrylate;
Described process oil is a kind of, two or more the mixture in following material: aromatic hydrocarbon oil, naphthenic hydrocarbon, paraffin, Witco 70, liquid polybutene;
Described tinting material is a kind of, two or more the mixture in following material: carbon black, ferric oxide, titanium dioxide, pigment dyestuff.
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| CN201310745160.4A CN103709528A (en) | 2013-12-31 | 2013-12-31 | High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe |
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| CN201310745160.4A CN103709528A (en) | 2013-12-31 | 2013-12-31 | High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe |
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| CN103709528A true CN103709528A (en) | 2014-04-09 |
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| CN201310745160.4A Pending CN103709528A (en) | 2013-12-31 | 2013-12-31 | High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe |
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| CN103923401A (en) * | 2014-04-16 | 2014-07-16 | 深圳市沃尔核材股份有限公司 | Cold-shrinkable foamed sleeve pipe, patterned sleeve pipe and preparation method thereof |
| CN104017279A (en) * | 2014-06-13 | 2014-09-03 | 深圳市沃尔核材股份有限公司 | Ethylene-propylene-diene monomer cable accessory and preparation method thereof |
| CN104592649A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | High-temperature-resistant insulating gum cover as well as preparation method and application thereof |
| CN105295203A (en) * | 2015-11-18 | 2016-02-03 | 厦门市金汤橡塑有限公司 | Low hardness EPDM composition adhered to metal member |
| CN105462083A (en) * | 2016-01-05 | 2016-04-06 | 长园电子（东莞）有限公司 | 1E-grade K1 type thermal shrinkage electrical stress control tube for nuclear power station and preparation method of 1E-grade K1 type thermal shrinkage electrical stress control tube |
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| CN106751033A (en) * | 2016-12-28 | 2017-05-31 | 长园电子（东莞）有限公司 | A kind of Halogen Free Flame Retardant EPDM cold shrink tube for being easy to expansion and preparation method thereof |
| EP3161073A4 (en) * | 2014-06-27 | 2018-03-21 | Dow Global Technologies LLC | In-situ compatibilization of silicone rubber/polyolefin elastomer blends by forming ionomers for cold shrink splice and preparation method thereof |
| CN108586954A (en) * | 2018-05-15 | 2018-09-28 | 山东华凌电缆有限公司 | A kind of halogen-free flame-retardant environment-friendly EP rubbers cold shrink tube and preparation method thereof |
| CN109503959A (en) * | 2018-11-07 | 2019-03-22 | 太仓冠联高分子材料有限公司 | A kind of high-hardness, wearable ethylene propylene diene rubber and preparation method thereof |
| CN111331935A (en) * | 2020-04-02 | 2020-06-26 | 深圳市沃尔核材股份有限公司 | Double-layer composite cold-shrink sleeve and preparation method thereof |
| CN111410795A (en) * | 2020-04-02 | 2020-07-14 | 深圳市沃尔核材股份有限公司 | Ethylene propylene rubber and silicone rubber blended composite cold-shrinkage sleeve and preparation method thereof |
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| EP3161073A4 (en) * | 2014-06-27 | 2018-03-21 | Dow Global Technologies LLC | In-situ compatibilization of silicone rubber/polyolefin elastomer blends by forming ionomers for cold shrink splice and preparation method thereof |
| CN104592649A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | High-temperature-resistant insulating gum cover as well as preparation method and application thereof |
| CN105295203A (en) * | 2015-11-18 | 2016-02-03 | 厦门市金汤橡塑有限公司 | Low hardness EPDM composition adhered to metal member |
| CN105462083A (en) * | 2016-01-05 | 2016-04-06 | 长园电子（东莞）有限公司 | 1E-grade K1 type thermal shrinkage electrical stress control tube for nuclear power station and preparation method of 1E-grade K1 type thermal shrinkage electrical stress control tube |
| CN106633435A (en) * | 2016-12-28 | 2017-05-10 | 长园电子（东莞）有限公司 | Ethylene-propylene-diene-terpolymer rubber cold-contraction pipe suitable for high-temperature storage and low-temperature installation and preparation method |
| CN106751033A (en) * | 2016-12-28 | 2017-05-31 | 长园电子（东莞）有限公司 | A kind of Halogen Free Flame Retardant EPDM cold shrink tube for being easy to expansion and preparation method thereof |
| CN108586954A (en) * | 2018-05-15 | 2018-09-28 | 山东华凌电缆有限公司 | A kind of halogen-free flame-retardant environment-friendly EP rubbers cold shrink tube and preparation method thereof |
| CN109503959A (en) * | 2018-11-07 | 2019-03-22 | 太仓冠联高分子材料有限公司 | A kind of high-hardness, wearable ethylene propylene diene rubber and preparation method thereof |
| CN111331935A (en) * | 2020-04-02 | 2020-06-26 | 深圳市沃尔核材股份有限公司 | Double-layer composite cold-shrink sleeve and preparation method thereof |
| CN111410795A (en) * | 2020-04-02 | 2020-07-14 | 深圳市沃尔核材股份有限公司 | Ethylene propylene rubber and silicone rubber blended composite cold-shrinkage sleeve and preparation method thereof |
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Application publication date: 20140409 |