CN105694291A - Cold-resistant polyvinyl chloride pipeline and preparation method thereof - Google Patents
Cold-resistant polyvinyl chloride pipeline and preparation method thereof Download PDFInfo
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- CN105694291A CN105694291A CN201610152278.XA CN201610152278A CN105694291A CN 105694291 A CN105694291 A CN 105694291A CN 201610152278 A CN201610152278 A CN 201610152278A CN 105694291 A CN105694291 A CN 105694291A
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- polyvinyl chloride
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention relates to a cold-resistant polyvinyl chloride pipeline. A preparation method of the cold-resistant polyvinyl chloride pipeline comprises the following steps that 1, calcium carbonate and a modifying agent are mixed to be uniform, and modified calcium carbonate A is obtained; 2, chlorinated polyethylene and the modified calcium carbonate A obtained in the first step are mixed to be uniform, and a compound B is obtained; 3, the compound B obtained in the second step, PVC resin and auxiliaries are mixed, and extrusion, plastification and forming are conducted; the modifying agent is one or more of unsaturated fatty acid or coconut oil or a coconut oil derivative. According to the cold-resistant polyvinyl chloride pipeline, modification is conducted on calcium carbonate through the modifying agent, a synergistic toughening mechanism of chlorinated polyethylene and calcium carbonate is utilized, and the PVC pipeline prepared through a three-step method keeps the good mechanical property and has excellent cold resistance at the same time.
Description
Technical field
The present invention relates to PVC pipeline technical field, be specifically related to a kind of cold resistance polyvinyl chloride pipeline and preparation method thereof。
Background technology
PVC pipeline has the advantages such as intensity is high, easy for installation, fire resistance is good so that it is becomes the description of materials that plastic conduit is maximum, is widely used in the fields such as Special Medium conveying such as construction drainage, electrical casing pipe, municipal water supply, building water supply, chemical engineering industry。But due to the performance deficiency of polyvinyl chloride resin itself, it externally shows certain fragility, poor toughness under room temperature, and impact strength is low, and fragility is worse at low temperatures。Therefore in the winter that temperature is relatively low, PVC pipeline is easy to the accident occurring breaking in the processes such as transport, installation, construction。
Current enterprise is generally adopted chlorinated polyethylene (CPE), esters of acrylic acid (ACR) or MBS ternary graft copolymer (MBS resin) as PVC pipeline impact modifier to improve the erosion-resisting characteristics of PVC。Display ACR and MBS is more superior than CPE to the impact-resistant modified performance of PVC for data, especially in low-temperature flexibility。But what develop that early stage domestic manufacturer major part adopts due to PVC pipeline is CPE anti-impact system, and equipment, mould, technical recipe are also all determined based on this, will in processing with become present aspect that many problems occur once change ACR or MBS formula。Therefore how to give full play to CPE impact modification potentiality just to become each enterprise and make every effort to riser tubing added value of product and the effective means of market core competitiveness。
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, a kind of cold resistance polyvinyl chloride pipeline is provided, calcium carbonate is modified by the present invention by modifying agent, and utilizes the synergism toughening mechanisms of chlorinated polyethylene and calcium carbonate, and the PVC pipeline prepared by three-step approach has excellent tolerance to cold。
For achieving the above object, the present invention adopts the following technical scheme that
A kind of cold resistance polyvinyl chloride pipeline, the preparation method of described cold resistance polyvinyl chloride pipeline is as follows:
S1: calcium carbonate is mixed homogeneously with modifying agent and obtains modified calcium carbonate A；
S2: chlorinated polyethylene is mixed homogeneously with step S1 gained modified calcium carbonate A and obtains complex B；
S3: by the mixing of step S2 gained complex B, polyvinyl chloride resin and auxiliary agent, extrusion plasticizing molding；
Wherein, modifying agent described in step S1 is one or more in unsaturated fatty acid, Oleum Cocois or coconut oil derivative。
In the present invention, inventor have found that and first use modifying agent that calcium carbonate is modified, then after the calcium carbonate after modification being mixed with chlorinated polyethylene, again by they with polyvinyl chloride resin blended after the polyvinyl chloride pipeline for preparing there is excellent cold tolerance and mechanical performance, this is possibly due to the calcium carbonate after modification can better and chlorinated polyethylene mating reaction；The present invention adopts three-step approach to prepare polyvinyl chloride pipeline first, the performance of the polyvinyl chloride pipeline that the performance of the pipeline that the method prepares to be significantly better than in prior art to adopt the method for one-step method or two-step method to prepare；Method provided by the invention is ensureing to improve while polyvinyl chloride pipeline mechanical performance does not reduce the cold tolerance of pipeline。
Preferably, the mass ratio of calcium carbonate described in step S1 and modifying agent is 100:0.5～10, it is further preferable that the mass ratio of described calcium carbonate and modifying agent is 100:0.6～5。
Preferably, the mass ratio of chlorinated polyethylene described in step S2 and modified calcium carbonate A is 1:0.2～15, it is further preferable that the mass ratio of described chlorinated polyethylene and modified calcium carbonate A is 1:0.5～12。
Preferably, in step sl, described calcium carbonate and modifying agent are mixed and heated to 80～110 DEG C of dischargings in high-speed mixer, prepare modified calcium carbonate A。
Preferably, in step s 2, described chlorinated polyethylene is joined with modified calcium carbonate A high-speed mixer is mixed and heated to 80～115 DEG C of dischargings, prepare complex B。
Preferably, described unsaturated fatty acid is one or more in linoleic acid (octadecadienoic acid), linolenic acid (jeceric acid), arachidonic acid (eicosatetraenoic acid), castor oil acid, Castor Oil Fatty Acid。
In the present invention, described Oleum Cocois is original ecology Oleum Cocois, and described coconut oil derivative is one or more in cocamido propyl betaine, Coconut Fatty Acid Monoethanolamide or lauric acid amide of ethanol。
Preferably, described calcium carbonate is one or more in superfine heavy calcium carbonate, superfine light calcium carbonate, nano-calcium carbonate or stearic acid modified activated Calcium carbonate。
Preferably, the chlorinity of described chlorinated polyethylene is 36～38%。
Preferably, described auxiliary agent is one or more in heat stabilizer, processing modified adjuvant, lubricant or pigment。
Preferably, described heat stabilizer is the non-toxic stabilizer without heavy metal, in the present invention, described stabilizer can be organic tin stabilizer or metal soap stabilisers, described processing modified adjuvant is acrylic ester compound (ACR), and described lubricant is one or more in Tissuemat E, OPE, fatty acid ester wax or metallic soap；Described pigment is one or more in titanium dioxide, white carbon black or coloring agent。
Preferably, the method preparing cold resistance polyvinyl chloride pipeline in step S3 is: complex B, polyvinyl chloride resin and auxiliary agent add mixing dispersion in the hot batch mixer of high speed, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110～115 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Compared with prior art, there is advantages that
Calcium carbonate is modified by the present invention by modifying agent, and utilizes the synergism toughening mechanisms of chlorinated polyethylene and calcium carbonate, and the PVC pipeline prepared by three-step approach has more excellent tolerance to cold than common PVC pipeline；Method provided by the invention is workable not only can apply also for the stearic acid modified activated Calcium carbonate sold on nano-calcium carbonate and market with ground calcium carbonate, precipitated calcium carbonate, requires to select flexibly according to product specific performance。
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be further described。These embodiments are only the typical case's descriptions to the present invention, but the invention is not restricted to this。In following embodiment, the chlorinity of described chlorinated polyethylene is 36～38%, and the trade names of processing modified adjuvant ACR are the LPA-40 of Shandong Rui Feng；Test method used in following embodiment if no special instructions, is conventional method, the raw material used, reagent etc., if no special instructions, is the raw material and reagent that can obtain from commercial sources such as conventional markets。
Embodiment 1
(1) taking calcene, linoleic acid, Oleum Cocois according to the mass ratio of 100:0.2:0.3, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) take CPE, modified and light calcium carbonate A according to the mass ratio of 3:5 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 2
(1) taking calcene, linoleic acid, Oleum Cocois according to the mass ratio of 100:0.2:0.3, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) take CPE, modified and light calcium carbonate A according to the mass ratio of 1:0.2 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.2 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 3
(1) taking calcene, linoleic acid, Oleum Cocois according to the mass ratio of 100:0.2:0.3, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) take CPE, modified and light calcium carbonate A according to the mass ratio of 1:15 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 4
(1) taking superfine heavy calcium carbonate, linolenic acid, Coconut Fatty Acid Monoethanolamide according to the mass ratio of 100:1:9, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified heavy calcium carbonate A；
(2) take CPE, modified heavy calcium carbonate A according to the mass ratio of 1:0.2 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 5
(1) taking nano-calcium carbonate, arachidonic acid, lauric acid amide of ethanol according to the mass ratio of 100:02:8, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified nano calcium carbonate A；
(2) take CPE, modified nano calcium carbonate A according to the mass ratio of 1:15 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 6
(1) taking stearic acid modified activated Calcium carbonate, castor oil acid, cocamido propyl betaine according to the mass ratio of 100:2:4, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified active carbonic acid calcium A；
(2) take CPE, modified active carbonic acid calcium A according to the mass ratio of 1:8 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 7
(1) taking calcene, linoleic acid, Coconut Fatty Acid Monoethanolamide according to the mass ratio of 100:0.2:8, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) take CPE, modified and light calcium carbonate A according to the mass ratio of 1:8 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Embodiment 8
(1) taking calcene, arachidonic acid, Oleum Cocois according to the mass ratio of 100:5:2, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) take CPE, modified and light calcium carbonate A according to the mass ratio of 1:0.8 to mix to 80 DEG C in high-speed mixer high speed, obtain complex B；
(3) formulating of recipe for pipes of the present embodiment is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, complex B10 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；To extrude GB PVC water-feeding pipes dn20 × 2.0mm(PN2.0), above-mentioned each component is joined in the hot batch mixer of high speed and carry out mixing dispersion, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
Reference examples 1
This comparative example formulating of recipe for pipes is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, anti-impact agent CPE6 part, stearic acid modified light active calcium carbonate 10 parts, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；Preparing polyvinyl chloride pipeline with above-mentioned each component for raw material, preparation method is with embodiment 1。
Reference examples 2
(1) taking calcene, linoleic acid, Oleum Cocois according to the mass ratio of 100:0.2:0.3, mix to 80 DEG C in high-speed mixer high speed, discharging obtains modified and light calcium carbonate A；
(2) formulating of recipe for pipes of this reference examples is made up of the component of following parts by weight: polyvinyl chloride resin SG-5100 part, organic tin stabilizer 2 parts, processing modified adjuvant ACR0.3 part, modified and light calcium carbonate A10 part, CPE6 part, Tissuemat E 0.5 part, titanium dioxide 2.5 parts；Preparing polyvinyl chloride pipeline with above-mentioned each component for raw material, preparation method is with embodiment 1。
Polyvinyl chloride pipeline performance comparison prepared by embodiment 1～8 and comparative example 1～2
The performance of the polyvinyl chloride pipeline prepared by embodiment 1～8 and comparative example 1～2 is measured, and concrete assay method is as follows, and measurement result is in Table 1。
(1) falling weight impact test
The tup quality of PVC-U feed pipe drop impact and shock height specify according to GB/T10002.1-2006, and test temperature reduces to-10 DEG C；
(2) hydraulic test
The methods such as the instrument and equipment of water-feeding pipes hydraulic test are set by GB/T6111-2003, set the experimental condition of PVC feed pipe according to the regulation of GB/T10002.1-2006。
Table 1: falling weight impact test and hydraulic test
。
Drop impact described in table 1 is the intensity index weighing PVC-U water-feeding pipes low-temperature flexibility, generally characterize the ability that PVC-U water-feeding pipes opposing shock loading is destroyed, and it is qualified that falling weight impact test (0 DEG C) TIR≤5% of GB/T10002.1-2006 regulation is judged to；From upper table 1, the mensuration temperature of the falling weight impact test of the present invention is-10 DEG C, it is substantially less than the mensuration temperature of standard, but (-10 DEG C) TIR≤5% of the falling ball impact test at low temperature of the PVC-U feed pipe that each embodiment prepares test, by contrast, calcium carbonate is not modified by comparative example 1, also calcium carbonate is not carried out mixed processing in advance with CPE, falling ball impact test at low temperature test (-10 DEG C) the TIR > 5% of the pipeline prepared；Though comparative example 2 uses modifying agent that calcium carbonate is modified, but modified calcium carbonate and CPE are not carried out pretreatment, falling ball impact test at low temperature test (-10 DEG C) the TIR > 5% of the pipeline prepared, namely the cold tolerance of the pipeline that comparative example employing two step method prepares is less than the pipeline prepared by three-step approach in various embodiments of the present invention。
In upper table 1, the hydrostatic index for characterizing tubing brittle break, its with the modulus of tubing, intensity relevant, GB/T10002.1-2006 specify hydrostatic be 20 DEG C, 1h tubing crack-free, ne-leakage are qualified；From the experimental data in upper table, the polyvinyl chloride pipeline prepared in various embodiments of the present invention is at δ=36MPa, T=20 DEG C, the equal crack-free of tubing, ne-leakage when 1h, all qualified, by contrast, the polyvinyl chloride pipeline in each reference examples breaks when less than 1h, shows as defective。
As can be seen here, calcium carbonate is modified by the present invention by modifying agent, and utilizing the synergism toughening mechanisms of chlorinated polyethylene and calcium carbonate, the PVC pipeline prepared by three-step approach, while ensureing that mechanical performance does not reduce, has more excellent tolerance to cold than common PVC pipeline。
Claims (10)
1. a cold resistance polyvinyl chloride pipeline, it is characterised in that the preparation method of described cold resistance polyvinyl chloride pipeline is as follows:
S1: calcium carbonate is mixed homogeneously with modifying agent and obtains modified calcium carbonate A；
S2: chlorinated polyethylene is mixed homogeneously with step S1 gained modified calcium carbonate A and obtains complex B；
S3: by the mixing of step S2 gained complex B, polyvinyl chloride resin and auxiliary agent, extrusion plasticizing molding；
Wherein, modifying agent described in step S1 is one or more in unsaturated fatty acid, Oleum Cocois or coconut oil derivative。
2. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that the mass ratio of calcium carbonate described in step S1 and modifying agent is 100:0.5～10。
3. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that the mass ratio of chlorinated polyethylene described in step S2 and modified calcium carbonate A is 1:0.2～15。
4. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that described unsaturated fatty acid is one or more in linoleic acid, linolenic acid, arachidonic acid, castor oil acid, Castor Oil Fatty Acid。
5. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that described coconut oil derivative is one or more in cocamido propyl betaine, Coconut Fatty Acid Monoethanolamide or lauric acid amide of ethanol。
6. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that described calcium carbonate is one or more in superfine heavy calcium carbonate, superfine light calcium carbonate, nano-calcium carbonate or stearic acid modified activated Calcium carbonate。
7. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that the chlorinity of described chlorinated polyethylene is 36～38%。
8. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterised in that described auxiliary agent is one or more in heat stabilizer, processing modified adjuvant, lubricant or pigment。
9. cold resistance polyvinyl chloride pipeline according to claim 8, it is characterised in that described heat stabilizer is the non-toxic stabilizer without heavy metal；Described processing modified adjuvant is acrylic ester compound；Described lubricant is one or more in Tissuemat E, OPE, fatty acid ester wax or metallic soap；Described pigment is one or more in titanium dioxide, white carbon black or coloring agent。
10. cold resistance polyvinyl chloride pipeline according to claim 1, it is characterized in that, the method preparing cold resistance polyvinyl chloride pipeline in step S3 is: complex B, polyvinyl chloride resin and auxiliary agent add mixing dispersion in the hot batch mixer of high speed, stirring cooling in cold batch mixer is proceeded to when temperature reaches 110～115 DEG C, double screw extruder plasticizing, mould molding is added when temperature drops to below 45 DEG C。
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| CN106566135A (en) * | 2016-10-27 | 2017-04-19 | 苏州富通高新材料科技股份有限公司 | Nanometer PVC pipe and preparation method thereof |
| CN108219326A (en) * | 2018-04-03 | 2018-06-29 | 马鞍山顾地塑胶有限公司 | A kind of high impact PVC pipe formula and preparation method thereof |
| CN108219326B (en) * | 2018-04-03 | 2021-02-05 | 马鞍山顾地塑胶有限公司 | Formula and preparation method of high-impact-resistance PVC (polyvinyl chloride) pipe |
| CN112126174A (en) * | 2020-09-24 | 2020-12-25 | 镇江市华银仪表电器有限公司 | Wear-resistant polyvinyl chloride cable sheath material |
| CN113234292A (en) * | 2021-04-01 | 2021-08-10 | 广东联塑科技实业有限公司 | High-toughness flame-retardant insulating PVC material and preparation method and application thereof |
| CN114479317A (en) * | 2022-03-03 | 2022-05-13 | 五行科技股份有限公司 | UPVC (unplasticized polyvinyl chloride) profile as well as preparation method and application thereof |
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