CN105504552B - A kind of tubing material of polybutene 1 and preparation method thereof - Google Patents
A kind of tubing material of polybutene 1 and preparation method thereof Download PDFInfo
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- CN105504552B CN105504552B CN201610076472.4A CN201610076472A CN105504552B CN 105504552 B CN105504552 B CN 105504552B CN 201610076472 A CN201610076472 A CN 201610076472A CN 105504552 B CN105504552 B CN 105504552B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/24—Crystallisation aids
Abstract
The invention discloses a kind of tubing material of polybutene 1, its raw material composition is:100 parts of polymer resin, 0.2 10 parts of filler, 0.2 5 parts of antioxidant, 0.1 3 parts of light stabilizer, 0.1 3 parts of lubricant, 0.05 3 parts of nucleator, 15 parts of color masterbatch.The mixture that the polymer resin is polypropylene content 5 10% and polybutene contents are 90 95%, high isotactic polypropylene content is more than high isotactic polybutene contents in 95%, polybutene and is more than 95% wherein in polypropylene;The melt mass flow rate of the polymer resin is 0.4 0.8g/min.The invention also discloses preparation method and applications of the tubing with the material of polybutene 1.Tubing prepared by the present invention is obtained for raising with the material of polybutene 1 in terms of tensile strength, impact strength and bending strength, the internal performance testing standard of tubing enterprise is all passed through as the PB tubing prepared by it, material has the ageing resistace being close with Basel's material, greatly exceed the service life that existing polybutene material prepares tubing.
Description
Technical field
The present invention relates to a kind of tubing PB Polybutene-1 material and preparation method thereof, belong to new type polyolefin Material Field skill
Art field.
Background technology
Polybutene (PB) is a kind of macromolecule inert polymer, belongs to TPO hemicrystalline thermoplastic.Due to
Its stability at high temperature and high-flexibility under cryogenic so that PB turns into chemistry the most advanced in the world today
One of material.The PB Polybutene-1 (iPB) of high isotactic high-crystallinity is referred to as " gold in plastics ", with prominent resistance to thermal creep
Property, high temperature resistant, environmental stress crack resistance and good toughness, are the optimal materials as tubing and its connector.
The iPB powders produced from polymeric kettle, which have to pass through granulating working procedure and are changed into particle, could keep its good stabilization
Property and application performance, are further used as tubing raw material and use.When preparing polybutene material, for adjust material performance, it is necessary to
Auxiliary agent is added in granulation process so that the polybutene material of preparation is in mechanical property, ageing-resistant performance and moulding processability
In terms of be improved.Therefore, develop a kind of formula of new polybutene material extruding pelletization has for preparing novel tube
Highly important meaning.
The content of the invention
For above-mentioned prior art, it is an object of the invention to provide a kind of tubing PB Polybutene-1 material and its preparation side
Method, the proportioning of various adjuvant components by substantial amounts of optimum experimental, and filter out the iPB powders of suitable melt index, so that
Prepare the tubing PB Polybutene-1 material of excellent performance.
To achieve the above object, the present invention is adopted the following technical scheme that:
A kind of tubing PB Polybutene-1 material, its raw material, which is constituted, is:
100 parts of polymer resin, 0.2-10 parts of filler, 0.2-5 parts of antioxidant, 0.1-3 parts of light stabilizer, lubricant 0.1-3
Part, 0.05-3 parts of nucleator, 1-5 parts of color masterbatch.
It is preferred that, aforementioned tubes PB Polybutene-1 material, its raw material, which is constituted, is:
100 parts of polymer resin, 0.6 part of filler, 0.3 part of antioxidant, 0.2 part of light stabilizer, 0.2 part of lubricant, nucleator
0.2 part, 3 parts of color masterbatch.
The mixture that the polymer resin is polypropylene content 5-10% and polybutene contents are 90-95%, wherein poly- third
High isotactic polypropylene content is more than high isotactic polybutene contents in 95%, polybutene and is more than 95% in alkene;Tests prove that, use
The rigidity of the tubing of such resin manufacture, heat resistance and creep resistant are excellent.
The melt mass flow rate (190 DEG C, 2.16kg) of the polymer resin is 0.4-0.8g/min.Polymer resin
Melt index control can ensure the shaping with higher mechanical property and stabilization of material within 0.4-0.8g/10min
Processing characteristics.
The molecular weight distribution mw/mn of the polybutene is 8-12;The molecular weight distribution of polybutene and prepared tubing into
Type performance is relevant, the present invention in process of the test find, when the molecular weight distribution of polybutene is below 8, pipe fitting through high speed into
Pipe surfaces externally and internally prepared by type is coarse, and outward appearance is bad, the problem of there is high-speed molding;Increase the molecular weight distribution of polybutene,
The high-speed molding problem of pipe fitting can be improved.But, the molecular weight distribution of polybutene is also unsuitable wide, and molecular weight distribution is excessively tolerant
The problem of easily there is resistance to pressure.Therefore, during preparing tubing as primary raw material using polybutene material, high-speed molding and resistance to
Pressure property is to be difficult to two kinds of compatible characteristics.Choosing is optimized to the molecular weight distribution of raw material polybutene material in the present invention
Select, as a result show, when the molecular weight distribution mw/mn of polybutene is 8-12, the high-speed molding of tubing can be applied to, and prepare
Tubing pressure-resistant function admirable.
The filler is the one or more in calcium carbonate, talcum powder, mica, kaolin and porous konilite.
The antioxidant is in antioxidant 3114, antioxidant 1076, antioxidant 215, antioxidant 565 and antioxidant 1024
One or more composition.
One or more in the light stabilizer benzoic acids, benzophenone, salicylic acid esters and zinc oxide.
The lubricant is the mixture of OPE and calcium stearate, and both mass ratioes are 1.5~2:1.
The nucleator is ethylene bis stearamide (EBS) and NA-18 mixture, and both mass ratioes are 2~2.5:1.
The performance of polybutene material is related to its crystalline structure, add nucleator can produce substantial amounts of out-phase nucleus, promote polybutene-
1 crystal formation II changes to crystal formation I, so that the mechanical property such as the hardness of PB Polybutene-1, fusing point, crystallinity, toughness and yield strength
It is greatly improved.But then, the addition of nucleator makes the shrinkage factor of material become big, the easy deformation of product, in addition, high
The viscoplasticity of molecular material causes injection speed faster, and material flow stability is poorer, the open defect for tiger fur line easily occur.
Therefore, the addition of nucleator is most important for the pipe performance of preparation.Due to the huge number of nucleator, the present invention is in examination
It also found during testing, the result difference that different types of nucleator improves to material property is significantly, of the invention through assay optimization,
It was found that with ethylene bis stearamide (EBS) and NA-18 in mass ratio for 2~2.5:The mixture of 1 mixing can promote as nucleator
Enter polybutene material from crystal formation II structures to crystal formation I structures to be changed, improve the mechanical property of polybutene material;And prepare
Pipe outer surface is smooth, the open defect of no tiger fur line.
The present invention also provides the preparation method of aforementioned tubes PB Polybutene-1 material, including:
(1) above-mentioned each component is well mixed;
(2) above-mentioned well mixed material is passed through into double screw extruder extruding pelletization;Its technique is:One area 150-155
℃;Two 150-155 DEG C of areas;Three 155-160 DEG C of areas;Four 155-160 DEG C of areas;Five 155-160 DEG C of areas;Seven 160-165 DEG C of areas;8th area
160-165℃;Nine 165-170 DEG C of areas;165-170 DEG C of head;Engine speed 25HZ, feeding rotating speed 5-6HZ, obtain tubing and use poly-
Butene-1 material.
Application of the above-mentioned PB Polybutene-1 material in tubing is prepared is also protection scope of the present invention.
Beneficial effects of the present invention:
(1) tubing for preparing of the present invention with PB Polybutene-1 material in terms of tensile strength, impact strength and bending strength all
It is improved, has all passed through the internal performance testing standard of tubing enterprise as the PB tubing prepared by it, material has and bar
The ageing resistace that Sai Er materials are close, greatly exceed the service life that existing polybutene material prepares tubing.
(2) the high-speed molding function admirable of PB Polybutene-1 material of the invention, the tubing rigidity of preparation, heat resistance and resistance to compacted
It is denatured, and pressure-resistant function admirable;Without open defects such as tiger fur lines, preparation technology is simple, and cost is low.
Brief description of the drawings
Fig. 1 is that the mode of appearance for the PB particles that Basel is prepared with the embodiment of the present invention 1 and comparative example 1 is contrasted.It can see
Go out, form, the color of two kinds of PB particles that Basel (in Fig. 1 (a)) and the embodiment of the present invention 1 prepare (in Fig. 1 (b)) all compare
It is close, and surface is smoother, exquisiteness, and the color of each particle does not have difference;PB particles prepared by comparative example 1 are (in Fig. 1
(C)) form is then larger with the above two difference, and rough surface.PB material internals prepared by this explanation embodiment of the present invention are each
Individual component is uniformly dispersed, stably.
Embodiment
The present invention is further illustrated in conjunction with the embodiments, it should explanation, and the description below is merely to explain this
Invention, is not defined to its content.
Raw material used in following embodiments and comparative example, if being conventional products of the prior art without specified otherwise,
It can be commercially available by commercial channel.
The relevant data of PB Polybutene-1 are obtained by following test method in embodiment:
(1) melt flow index:According to GB/T3682-2000, determined under 230 DEG C, 2.16kg load.
(2) impact strength:It is measured according to GB/T1843-2008.
(3) tensile property:It is measured according to GB/T1040.1-2006, rate of extension is 50mm/min.
(4) bending property:It is measured according to GB/T9341-2008, test rate is 2mm/min.
Embodiment 1:
Formula:100 parts of polymer resin, 0.6 part of filler, 0.3 part of antioxidant, 0.2 part of light stabilizer, 0.2 part of lubricant, into
0.2 part of core agent, 3 parts of color masterbatch.
In polymer resin, polypropylene content is 5%, and polybutene contents are 95%;High isotactic polypropylene wherein in polypropylene
Content is more than high isotactic polybutene contents in 95%, polybutene and is more than 95%.The polymer resin is in 190 DEG C, 2.16kg load
The melt mass flow rate of lower measure is 0.5g/min.The molecular weight distribution mw/mn of polybutene is 10.
Filler is calcium carbonate;Antioxidant is formed by mass mixings such as antioxidant 3114, antioxidant 1076 and antioxidant 215;
Light stabilizer benzoic acids;Lubricant is the mixture of OPE and calcium stearate, and both mass ratioes are 1.5:1;Into
Core agent is ethylene bis stearamide (EBS) and NA-18 mixture, and both mass ratioes are 2.5:1.
Preparation method:Above-mentioned each component is well mixed;Well mixed material is made by double screw extruder extrusion
Grain;Its technique is:One 150-155 DEG C of area;Two 150-155 DEG C of areas;Three 155-160 DEG C of areas;Four 155-160 DEG C of areas;Five area 155-
160℃;Six 160-165 DEG C of areas;Seven 160-165 DEG C of areas;Eight 160-165 DEG C of areas;Nine 165-170 DEG C of areas;165-170 DEG C of head;
Engine speed 25HZ, feeding rotating speed 5-6HZ, obtain tubing PB Polybutene-1 material.The particle photo of the PB Polybutene-1 material is shown in
Fig. 1.
The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other is then tested
Performance, the results are shown in Table 1.
Embodiment 2:
Formula:100 parts of polymer resin, 0.2 part of filler, 0.5 part of antioxidant, 0.1 part of light stabilizer, 0.3 part of lubricant, into
0.5 part of core agent, 5 parts of color masterbatch.
In polymer resin, polypropylene content is 10%, and polybutene contents are 90%;High isotactic polypropylene wherein in polypropylene
Content is more than high isotactic polybutene contents in 95%, polybutene and is more than 95%.The polymer resin is in 190 DEG C, 2.16kg load
The melt mass flow rate of lower measure is 0.8g/min.The molecular weight distribution mw/mn of polybutene is 8.
Filler is porous konilite;Antioxidant by mass mixings such as antioxidant 3114, antioxidant 1076 and antioxidant 215 and
Into;Light-stability agent benzophenone class;Lubricant is the mixture of OPE and calcium stearate, and both mass ratioes are 2:1;
Nucleator is ethylene bis stearamide (EBS) and NA-18 mixture, and both mass ratioes are 2:1.
Preparation method be the same as Example 1.
The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other is then tested
Performance, the results are shown in Table 1.
Embodiment 3:
Formula:100 parts of polymer resin, 1 part of filler, 0.2 part of antioxidant, 0.3 part of light stabilizer, 0.1 part of lubricant, nucleation
0.3 part of agent, 1 part of color masterbatch.
In polymer resin, polypropylene content is 5%, and polybutene contents are 95%;High isotactic polypropylene wherein in polypropylene
Content is more than high isotactic polybutene contents in 95%, polybutene and is more than 95%.The polymer resin is in 190 DEG C, 2.16kg load
The melt mass flow rate of lower measure is 0.4g/min.The molecular weight distribution mw/mn of polybutene is 12.
Filler is talcum powder;Antioxidant is antioxidant 1024;Light stabilizer salicylic acid esters;Lubricant is oxidic polyethylene
The mixture of wax and calcium stearate, both mass ratioes are 2.5:1;Nucleator is mixing for ethylene bis stearamide (EBS) and NA-18
Compound, both mass ratioes are 2:1.
Preparation method be the same as Example 1.
The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other is then tested
Performance, the results are shown in Table 1.
Comparative example 1:
Formula:Other components be the same as Example 1, but the consumption of nucleator is adjusted to 4 parts;Preparation method be the same as Example 1.Will
The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, then tests its mechanical property and other performances, as a result
It is shown in Table 1.
Comparative example 2:
Formula:Other components be the same as Example 1, but the consumption of nucleator is adjusted to 0.04 part;Preparation method be the same as Example
1.The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other performances is then tested,
It the results are shown in Table 1.
Comparative example 3:
Formula:By the composition be the same as Example 1 that the adjustment of formula of nucleator is nucleator Y-619, its consumption and other components;
Preparation method be the same as Example 1.The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanics is then tested
Performance and other performances, the results are shown in Table 1.
Comparative example 4:
Formula:It is nucleator ethylene bis stearamide (EBS) by the adjustment of formula of nucleator, its consumption and other components
Constitute be the same as Example 1;Preparation method be the same as Example 1.The PB Polybutene-1 material of preparation is molded into standard batten by injection machine,
Then its mechanical property and other performances are tested, 1 is the results are shown in Table.
Comparative example 5:
Formula:By the composition be the same as Example 1 that the adjustment of formula of nucleator is nucleant agent N A-18, its consumption and other components;
Preparation method be the same as Example 1.The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanics is then tested
Performance and other performances, the results are shown in Table 1.
Comparative example 6:
Formula:It is ethylene bis stearamide (EBS) and NA-18 mixture, both quality by the adjustment of formula of nucleator
Than for 3:1, the composition be the same as Example 1 of its consumption and other components;Preparation method be the same as Example 1.By the PB Polybutene-1 material of preparation
Material is molded into standard batten by injection machine, then tests its mechanical property and other performances, the results are shown in Table 1.
Comparative example 7:
Formula:It is ethylene bis stearamide (EBS) and NA-18 mixture, both quality by the adjustment of formula of nucleator
Than for 1:1, the composition be the same as Example 1 of its consumption and other components;Preparation method be the same as Example 1.By the PB Polybutene-1 material of preparation
Material is molded into standard batten by injection machine, then tests its mechanical property and other performances, the results are shown in Table 1.
Comparative example 8:
Formula:Melt mass flow rate of the polymerizable raw material resin under 190 DEG C, 2.16kg load is adjusted to 0.3g/
Min, the molecular weight distribution mw/mn of polybutene is adjusted to 7, the composition be the same as Example 1 of other components;Preparation method be the same as Example 1.
The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other performances is then tested, tied
Fruit is shown in Table 1.
Comparative example 9:
Formula:Melt mass flow rate of the polymerizable raw material resin under 190 DEG C, 2.16kg load is adjusted to 1.0g/
Min, the molecular weight distribution mw/mn of polybutene is adjusted to 14, the composition be the same as Example 1 of other components;Preparation method be the same as Example
1.The PB Polybutene-1 material of preparation is molded into standard batten by injection machine, its mechanical property and other performances is then tested,
It the results are shown in Table 1.
The analysis result of the tubing PB Polybutene-1 material of the embodiment 1~3 of table 1 and comparative example
Compliance test result example:
In order to evaluate the application performance of the tubing made by PB Polybutene-1 particle prepared by the present invention, special commission's support Shandong is holy big
Pipe Co., Ltd. and Weifang Pai Kang plastics Science and Technology Ltd. have carried out PB and have squeezed pipe and pipe performance test experiments.Table 2 and table 3
The hydrostatic test of 20 DEG C of tubing that respectively Shandong Sheng great Pipe Co., Ltd.s and Weifang Pai Kang plastics Science and Technology Ltd. provide
Report.
The test report that the Shandong Sheng great Pipe Co., Ltd.s of table 2 provide
Censorship unit:East great achievement PB workshops Inspection Unit:Laboratory
Test name:20 DEG C of hydrostatic test time starteds:2015-11-22
Sample name | PB tubing | Clamp types | A types |
Model specification | 25*2.3 | Experimental enviroment | It is indoor |
Material | C | Test pretreatment time | 30min |
Date of manufacture | Test temperature | 20℃ | |
The name of manufacturer | Holy big Guan Ye | Test pressure | 3.144MPa |
Minimum wall thickness (MINI W.) | 2.33 | Sample quantities | |
Mean outside diameter | 25.3 | Sample | |
Test length | 1M | Test period | 1 hour 0 point 0 second |
Drift | 85cm | Result of the test | Crack-free ne-leakage |
Laboratory technician:Yang Meiliang ratifies:Wang Bing
The test report that Weifang Pai Kang plastics Science and Technology Ltd. of table 3 provides
Censorship unit:East great achievement Inspection Unit:Send health laboratory
Test name:The hydrostatic test time started:2015-12-12
Sample name | PB tubing | Clamp types | Stainless steel |
Model specification | 25*2.8 | Experimental enviroment | Water |
Material | C | Test pretreatment time | |
Date of manufacture | 2015.12.5 | Test temperature | 20℃ |
The name of manufacturer | Send health | Test pressure | 3.720MPa |
Minimum wall thickness (MINI W.) | 3.04mm | Sample quantities | 3 |
Mean outside diameter | 25.10mm | Sample | 3 |
Test length | 50cm | Test period | 1 hour 1 point 21 seconds |
Drift | Result of the test | It is qualified |
Laboratory technician:Zhang Peng
As can be seen that the PB tubing prepared by the PB Polybutene-1 particle prepared using the embodiment of the present invention 1 passes through 20
DEG C hydrostatic testing standard, while also having carried out instant blasting pressure test, its value is up to 5.3MPa.
Claims (8)
1. a kind of tubing PB Polybutene-1 material, it is characterised in that its raw material, which is constituted, is:
100 parts of polymer resin, 0.2-10 parts of filler, 0.2-5 parts of antioxidant, 0.1-3 parts of light stabilizer, 0.1-3 parts of lubricant, into
0.05-3 parts of core agent, 1-5 parts of color masterbatch;
The mixture that the polymer resin is polypropylene content 5-10% and PB Polybutene-1 content is 90-95%, wherein polypropylene
Middle high isotactic polypropylene content is more than high isotactic polybutene contents in 95%, PB Polybutene-1 and is more than 95%;The polymer resin exists
190 DEG C, the melt mass flow rate determined under 2.16kg load is 0.4-0.8g/min;
The nucleator is ethylene bis stearamide and NA-18 mixture, and both mass ratioes are 2~2.5:1.
2. tubing according to claim 1 PB Polybutene-1 material, it is characterised in that its raw material, which is constituted, is:
100 parts of polymer resin, 0.6 part of filler, 0.3 part of antioxidant, 0.2 part of light stabilizer, 0.2 part of lubricant, nucleator 0.2
Part, 3 parts of color masterbatch.
3. tubing according to claim 1 or 2 PB Polybutene-1 material, it is characterised in that the filler is calcium carbonate, cunning
One or more in stone flour, mica, kaolin and porous konilite.
4. tubing according to claim 1 or 2 PB Polybutene-1 material, it is characterised in that the antioxidant is by antioxidant
3114th, one or more of compositions in antioxidant 1076, antioxidant 215, antioxidant 565 and antioxidant 1024.
5. tubing according to claim 1 or 2 PB Polybutene-1 material, it is characterised in that the light stabilizer benzoic acid
One or more in class, benzophenone, salicylic acid esters and zinc oxide.
6. tubing according to claim 1 or 2 polybutene material, it is characterised in that the lubricant is the poly- second of oxidation
The mixture of alkene wax and calcium stearate, both mass ratioes are 1.5~2:1.
7. the preparation method of the tubing PB Polybutene-1 material described in claim any one of 1-6, it is characterised in that including:
(1) polymer resin, filler, antioxidant, light stabilizer, lubricant, nucleator and color masterbatch are well mixed;
(2) above-mentioned well mixed material is passed through into double screw extruder extruding pelletization;Its technique is:One 150-155 DEG C of area;Two
150-155 DEG C of area;Three 155-160 DEG C of areas;Four 155-160 DEG C of areas;Five 155-160 DEG C of areas;Seven 160-165 DEG C of areas;Eight area 160-
165℃;Nine 165-170 DEG C of areas;165-170 DEG C of head;Engine speed 25HZ, feeding rotating speed 5-6HZ, obtain the poly- fourth of tubing
The material of alkene -1.
8. application of the PB Polybutene-1 material described in claim any one of 1-6 in tubulation material.
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WO2023117520A1 (en) * | 2021-12-21 | 2023-06-29 | Basell Poliolefine Italia S.R.L. | Process for preparing polybutene compositions having increased crystallization temperature |
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CN103589069A (en) * | 2013-11-26 | 2014-02-19 | 青岛科技大学 | High-shock resistance polypropylene/polybutylene composite material as well as preparation method and purposes thereof |
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