CN106117705A - A kind of insulating tube and preparation method thereof - Google Patents
A kind of insulating tube and preparation method thereof Download PDFInfo
- Publication number
- CN106117705A CN106117705A CN201610472416.2A CN201610472416A CN106117705A CN 106117705 A CN106117705 A CN 106117705A CN 201610472416 A CN201610472416 A CN 201610472416A CN 106117705 A CN106117705 A CN 106117705A
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- China
- Prior art keywords
- insulating tube
- glass fibre
- batch mixing
- preparation
- perlite
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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
- C08L23/06—Polyethene
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- 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
Abstract
The present invention relates to tubing products manufacture technology field, especially a kind of insulating tube and preparation method thereof, pass through glass fibre, waterglass, nano silicon, perlite, acrylic resin, ardealite powder, bentonite, polyethylene carries out rational compatibility process, make the interphase interaction of each raw material, and in conjunction with in preparation technology, processing mode and the control of technical parameter to each raw material, process in conjunction with the mixed electron beam irradiation of batch mixing and vulcanizing tank salt bath, make the physical characteristic obtaining insulating tube more excellent, its tensile strength >=18MPa, elongation at break >=450%, effect of heat insulation improves 60 75%, it is exactly i.e. that the coefficient of heat conduction is relatively low, it is about 0.016～0.019W/m k.
Description
Technical field
The present invention relates to tubing products manufacture technology field, especially a kind of insulating tube and preparation method thereof.
Background technology
At present, in every production, life, the energy-conservation consciousness of people improves constantly, thermal insulation coating material be widely used in
Various industrial pipelines, kiln, building etc..Existing conventional insulation material such as asbestos, glass mat, aluminium silicate wool or glass
Fiber cloth etc., mostly use the means of increase material thickness to improve heat insulation effect, but due to material when using this kind of mode
Thickness own increases, and when insulation material needs to be coated on pipeline, will affect the number of plies of covered effect and cladding.
In consideration of it, in prior art, substantial amounts of researcher takes to the research in insulating tube, from the material of insulating tube,
The each side such as the structure of insulating tube are carried out, to reach the purpose of energy-conserving and environment-protective, while it is true, for the demand of insulating tube and research
Also constantly carrying out and in development, to this end, we provide a kind of new approaches to insulating tube technical field.
Summary of the invention
In order to solve above-mentioned technical problem present in prior art, the present invention provides a kind of insulating tube and preparation side thereof
Method.
It is achieved particular by techniques below scheme:
A kind of insulating tube, material composition is glass fibre 1-3 part, waterglass 0.01-0.03 part, nanometer two in parts by weight
Silicon oxide 0.1-0.7 part, perlite 1-3 part, acrylic resin 5-9 part, ardealite powder 0.1-0.7 part, bentonite 0.1-0.3
Part, polyethylene 7-10 part.
Described material composition be in parts by weight glass fibre 2 parts, waterglass 0.02 part, nano silicon 0.5 part,
Perlite 2 parts, acrylic resin 7 parts, 0.5 part of ardealite powder, bentonite 0.2 part, polyethylene 8 parts.
The a length of 2-5mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 50-70 DEG C of baking 1-3h, then by it
Being placed in temperature is 180-300 DEG C of process 3-10s, pulverizes, cross 50-70 mesh sieve, and be added thereto to account for ardealite matter in pulverizer
The carbon black modified process 20-30min of amount 1-3%, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by after nano silicon, perlite, bentonite mixing, grind, and cross 40-60 mesh sieve, then by glass fibre
Add with waterglass, stir, obtain batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 30-40min,
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 30-50 DEG C and process 10-15min, and used
After forming machine forming processes, it is placed in vulcanizing tank, uses salt bath to process 20-30min, cool down,.
Compared with prior art, the technique effect of the present invention is embodied in:
By glass fibre, waterglass, nano silicon, perlite, acrylic resin, ardealite powder, bentonite,
Polyethylene carries out rational compatibility process so that the interphase interaction of each raw material, and combines in preparation technology, to each raw material
Processing mode and the control of technical parameter, process in conjunction with the mixed electron beam irradiation of batch mixing and vulcanizing tank salt bath, make
The physical characteristic that must obtain insulating tube is more excellent, its tensile strength >=18MPa, and elongation at break >=450%, effect of heat insulation improves
60-75%, is exactly i.e. that the coefficient of heat conduction is relatively low, and about 0.016～0.019W/m k.
And above-mentioned insulating tube is carried out degradation process by the present invention, and under conditions of 160 DEG C and 200h, heat is empty
Tensile strength >=16.7MPa after gas is aging, decline about 7.2%, elongation at break >=420%, decline about 7%, it is seen that
Its ageing resistance is stronger；Change in physical properties after burin-in process is little, and service life is longer.
Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme is further limited, but claimed
Scope is not only limited to description.
Ardealite in the invention adds the modification of white carbon black, is white carbon black to be joined in ardealite powder,
It is under 200-300r/min after stir process 10-20min by its low whipping speed, by its still aging process 1-3h.
Embodiment 1
A kind of insulating tube, material composition is glass fibre 1kg, waterglass 0.01kg, nano silicon by weight
0.1kg, perlite 1kg, acrylic resin 5kg, ardealite powder 0.1kg, bentonite 0.1kg, polyethylene 7kg.
The a length of 2mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 50 DEG C of baking 1h, then is placed on
Temperature is 180 DEG C and processes 3s, pulverizes, cross 50 mesh sieves, and be added thereto to account for the carbon black modified of phosphogypsum quality 1% in pulverizer
Process 20min, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by nano silicon, perlite, bentonite mixing after, grind, and cross 40 mesh sieves, then by glass fibre with
Waterglass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 30min, then
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 30 DEG C and process 10min, and used forming machine
After forming processes, it is placed in vulcanizing tank, uses salt bath to process 20min, cool down,.Salt during salt bath is potassium sulfite solution.
Embodiment 2
A kind of insulating tube, material composition is glass fibre 3kg, waterglass 0.03kg, nano silicon by weight
0.7kg, perlite 3kg, acrylic resin 9kg, ardealite powder 0.7kg, bentonite 0.3kg, polyethylene 10kg.
The a length of 5mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 70 DEG C of baking 3h, then is placed on
Temperature is 300 DEG C and processes 10s, pulverizes, crosses 70 mesh sieves, and the white carbon black being added thereto to account for phosphogypsum quality 3% changes in pulverizer
Property process 30min, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by nano silicon, perlite, bentonite mixing after, grind, and cross 60 mesh sieves, then by glass fibre with
Waterglass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 40min, then
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 50 DEG C and process 15min, and used forming machine
After forming processes, it is placed in vulcanizing tank, uses salt bath to process 30min, cool down,.Sodium sulfite during saline solution during salt bath
Solution.
Embodiment 3
A kind of insulating tube, material composition is glass fibre 2kg, waterglass 0.02kg, nano silicon by weight
0.5kg, perlite 2kg, acrylic resin 7kg, ardealite powder 0.5kg, bentonite 0.2kg, polyethylene 8kg.
The a length of 3mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 60 DEG C of baking 2h, then is placed on
Temperature is 230 DEG C and processes 7s, pulverizes, cross 60 mesh sieves, and be added thereto to account for the carbon black modified of phosphogypsum quality 2% in pulverizer
Process 25min, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by nano silicon, perlite, bentonite mixing after, grind, and cross 50 mesh sieves, then by glass fibre with
Waterglass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 35min, then
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 40 DEG C and process 13min, and used forming machine
After forming processes, it is placed in vulcanizing tank, uses salt bath to process 25min, cool down,.During saline solution during salt bath, ammonium sulfide is molten
Liquid.
Embodiment 4
A kind of insulating tube, material composition is glass fibre 1kg, waterglass 0.01kg, nano silicon by weight
0.6kg, perlite 3kg, acrylic resin 5kg, ardealite powder 0.1kg, bentonite 0.3kg, polyethylene 10kg.
The a length of 4mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 70 DEG C of baking 1h, then is placed on
Temperature is 300 DEG C and processes 10s, pulverizes, crosses 50 mesh sieves, and the white carbon black being added thereto to account for phosphogypsum quality 3% changes in pulverizer
Property process 20min, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by nano silicon, perlite, bentonite mixing after, grind, and cross 40 mesh sieves, then by glass fibre with
Waterglass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 40min, then
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 30 DEG C and process 14min, and used forming machine
After forming processes, it is placed in vulcanizing tank, uses salt bath to process 20min, cool down,.Saline solution during salt bath is ammonium sulfite
Solution.
Embodiment 5
A kind of insulating tube, material composition is glass fibre 2kg, waterglass 0.03kg, nano silicon by weight
0.1kg, perlite 2kg, acrylic resin 8kg, ardealite powder 0.6kg, bentonite 0.1kg, polyethylene 8kg.
The a length of 4mm of described glass fibre.
Described ardealite powder, its preparation method is by ardealite after temperature is 50 DEG C of baking 3h, then is placed on
Temperature is 180 DEG C and processes 6s, pulverizes, cross 70 mesh sieves, and be added thereto to account for the carbon black modified of phosphogypsum quality 1% in pulverizer
Process 20min, it is thus achieved that.
Above-mentioned insulating tube preparation method, comprises the following steps:
(1) by nano silicon, perlite, bentonite mixing after, grind, and cross 40 mesh sieves, then by glass fibre with
Waterglass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and electron beam irradiation is used to process 35min, then
Add polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 39 DEG C and process 11min, and used forming machine
After forming processes, it is placed in vulcanizing tank, uses salt bath to process 27min, cool down,.During saline solution during salt bath, sodium sulfide is molten
Liquid.
Claims (5)
1. an insulating tube, it is characterised in that material composition is glass fibre 1-3 part, waterglass 0.01-0.03 in parts by weight
Part, nano silicon 0.1-0.7 part, perlite 1-3 part, acrylic resin 5-9 part, ardealite powder 0.1-0.7 part, swelling
Soil 0.1-0.3 part, polyethylene 7-10 part.
2. insulating tube as claimed in claim 1, it is characterised in that described material composition is glass fibre 2 in parts by weight
Part, waterglass 0.02 part, nano silicon 0.5 part, perlite 2 parts, acrylic resin 7 parts, 0.5 part of ardealite powder, swollen
Profit soil 0.2 part, polyethylene 8 parts.
3. insulating tube as claimed in claim 1 or 2, it is characterised in that a length of 2-5mm of described glass fibre.
4. insulating tube as claimed in claim 1 or 2, it is characterised in that described ardealite powder, its preparation method is by phosphorus
Gypsum Fibrosum temperature be 50-70 DEG C baking 1-3h after, then be placed on temperature be 180-300 DEG C process 3-10s, powder in pulverizer
Broken, cross 50-70 mesh sieve, and be added thereto to account for the carbon black modified process 20-30min of phosphogypsum quality 1-3%, it is thus achieved that.
5. the insulating tube preparation method as described in any one of claim 1-4, it is characterised in that comprise the following steps:
(1) by after nano silicon, perlite, bentonite mixing, grind, and cross 40-60 mesh sieve, then by glass fibre and water
Glass adds, and stirs, obtains batch mixing a；
(2) by ardealite powder and acrylic resin mixing and stirring, and use electron beam irradiation to process 30-40min, then add
Enter polyethylene to stir, obtain batch mixing b；
(3), after batch mixing a and batch mixing b being stirred, use temperature to be 30-50 DEG C and process 10-15min, and used molding
After machine forming processes, it is placed in vulcanizing tank, uses salt bath to process 20-30min, cool down,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472416.2A CN106117705A (en) | 2016-06-24 | 2016-06-24 | A kind of insulating tube and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472416.2A CN106117705A (en) | 2016-06-24 | 2016-06-24 | A kind of insulating tube and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106117705A true CN106117705A (en) | 2016-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610472416.2A Pending CN106117705A (en) | 2016-06-24 | 2016-06-24 | A kind of insulating tube and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979387A (en) * | 2017-06-06 | 2017-07-25 | 肥西县碧涛建材有限公司 | A kind of insulating tube and preparation method thereof |
| CN107722454A (en) * | 2017-10-30 | 2018-02-23 | 贵州德江韫韬科技有限责任公司 | A kind of insulating tube and preparation method thereof |
| CN108948534A (en) * | 2018-07-26 | 2018-12-07 | 合肥帧讯低温科技有限公司 | A kind of insulation supplying pipe and preparation method thereof |
| CN109386087A (en) * | 2018-12-21 | 2019-02-26 | 潘仕高 | Prefabricated hollow round pipe cast-in-place concrete building floor |
| CN110724328A (en) * | 2019-10-30 | 2020-01-24 | 惠州优比贝柠科技股份有限公司 | Ultra-fine closed-pore-rate heat-insulating pipe and preparation method thereof |
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| CN103937075A (en) * | 2014-05-06 | 2014-07-23 | 康泰塑胶科技集团有限公司 | Polyethylene corrugated pipe and preparation method thereof |
| CN104356505A (en) * | 2014-10-17 | 2015-02-18 | 清华大学 | Method for preparing light general plastic composite material by adding bulk industrial solid wastes |
| CN105694179A (en) * | 2013-11-25 | 2016-06-22 | 福建恒杰塑业新材料有限公司 | Power cable sleeve with high thermal conductivity, high-pressure resistance and good strength |
-
2016
- 2016-06-24 CN CN201610472416.2A patent/CN106117705A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694179A (en) * | 2013-11-25 | 2016-06-22 | 福建恒杰塑业新材料有限公司 | Power cable sleeve with high thermal conductivity, high-pressure resistance and good strength |
| CN103937075A (en) * | 2014-05-06 | 2014-07-23 | 康泰塑胶科技集团有限公司 | Polyethylene corrugated pipe and preparation method thereof |
| CN104356505A (en) * | 2014-10-17 | 2015-02-18 | 清华大学 | Method for preparing light general plastic composite material by adding bulk industrial solid wastes |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979387A (en) * | 2017-06-06 | 2017-07-25 | 肥西县碧涛建材有限公司 | A kind of insulating tube and preparation method thereof |
| CN107722454A (en) * | 2017-10-30 | 2018-02-23 | 贵州德江韫韬科技有限责任公司 | A kind of insulating tube and preparation method thereof |
| CN107722454B (en) * | 2017-10-30 | 2021-03-26 | 贵州派腾科技服务有限公司 | Heat preservation pipe and preparation method thereof |
| CN108948534A (en) * | 2018-07-26 | 2018-12-07 | 合肥帧讯低温科技有限公司 | A kind of insulation supplying pipe and preparation method thereof |
| CN109386087A (en) * | 2018-12-21 | 2019-02-26 | 潘仕高 | Prefabricated hollow round pipe cast-in-place concrete building floor |
| CN110724328A (en) * | 2019-10-30 | 2020-01-24 | 惠州优比贝柠科技股份有限公司 | Ultra-fine closed-pore-rate heat-insulating pipe and preparation method thereof |
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Application publication date: 20161116 |
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