CN103059455A - Polyvinyl chloride tube containing modified tree ash and preparing method thereof - Google Patents
Polyvinyl chloride tube containing modified tree ash and preparing method thereof Download PDFInfo
- Publication number
- CN103059455A CN103059455A CN2012105343530A CN201210534353A CN103059455A CN 103059455 A CN103059455 A CN 103059455A CN 2012105343530 A CN2012105343530 A CN 2012105343530A CN 201210534353 A CN201210534353 A CN 201210534353A CN 103059455 A CN103059455 A CN 103059455A
- Authority
- CN
- China
- Prior art keywords
- trees ashes
- parts
- pvc
- modification trees
- polyvinyl chloride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C2948/92704—Temperature
-
- 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
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a polyvinyl chloride (PVC) tube containing modified tree ash and a preparing method thereof. The PVC tube containing the modified tree ash comprises compositions of, by weight part ratio, 57-63 parts of SG-5 type PVC resin, 37-43 parts of polymethacrylate, 1.5-2 parts of poly-4-methyl-1-pentene, 1-3 parts of impact modifier ACR, 1.5-2 parts of Span60, 1.2-1.4 parts of calcium-zinc stabilizer, 1-3 parts of modified tree ash, 33-38 parts of superfine talcum powder, 0.6-0.8 part of resorcinol, 0.3-0.5 part of methacrylic acid emulsification, 1-3 parts of carbon black and 2-4 parts of silane coupling agent KH550. According to the PVC tube containing the modified tree ash and the preparing method thereof, a formulation is further optimized, the modified tree ash is added in the formulation, and therefore dispersion of inorganic fillers is promoted and fluidity of PVC fusant is improved during the manufacturing process of the PVC tube, and furthermore tensile strength and breaking elongation are improved, toughness is good and hardness is low. In addition, the preparing method is simple and effectively applied to every walk of life.
Description
Technical field
The present invention relates to pvc tubing production field, relate in particular to a kind of pvc tubing that contains modification trees ashes and preparation method thereof.
Background technology
The major ingredient of pvc tubing is polyvinyl chloride, add in addition softening agent, the auxiliary materials such as antiaging agent increase its thermotolerance, toughness, ductility etc., pvc is liked in the world today deeply, rather popular and also be widely used a kind of synthetic materials, the pvc pipe material is a kind of tubing of maturation, be mainly used in water supply and sewage work, pvc tubing has acidproof, alkaline-resisting, erosion resistance, the intensity advantages of higher, but, the large step is divided production manufacturer production pvc tubing shock resistance out and bad at present, especially the plasticizing process in the processing of PVC goods, the processing fluidity of the dispersion of inorganics and pvc melt are difficult problems always.
Summary of the invention
The objective of the invention is for the deficiencies in the prior art, a kind of pvc tubing that contains modification trees ashes and preparation method thereof is provided.
For achieving the above object, the present invention adopts following technical scheme:
Contain the pvc tubing of modification trees ashes, the weight part of its constitutive material is: SG-5 type polyvinyl chloride resin 57-63, polymethacrylate 37-43, poly--4-methyl-1-pentene 1.5-2, anti-impact agent ACR1-3, sorbester p18 1.5-2, calcium zinc stabilizer 1.2-1.4, modification trees ashes 1-3, superfine talcum powder 33-38, Resorcinol 0.6-0.8, n-BMA 0.3-0.5, carbon black 1-3 and Silane coupling agent KH550 2-4.
Contain the pvc tubing of modification trees ashes, the weight part of its constitutive material is: SG-5 type polyvinyl chloride resin 60, polymethacrylate 40, poly--4-methyl-1-pentene 1.8, anti-impact agent ACR2, sorbester p18 1.8, calcium zinc stabilizer 1.3, modification trees ashes 2, superfine talcum powder 35, Resorcinol 0.7, n-BMA 0.4, carbon black 2 and Silane coupling agent KH550 3.
Contain the preparation method of the pvc tubing of modification trees ashes, may further comprise the steps:
(1) weight part by constitutive material takes by weighing each raw material, in the mixed pot of heat, add SG-5 type polyvinyl chloride resin and polymethacrylate, heated 2-3 minute, then add successively poly--4-methyl-1-pentene, anti-impact agent ACR, sorbester p18, calcium zinc stabilizer, modification trees ashes, superfine talcum powder, Resorcinol, n-BMA, carbon black and Silane coupling agent KH550, batch mixing 5-7 minute;
(2) then join and carry out melt blending in the parallel double-screw extruder and granulation namely gets stuff and other stuff, the extruder barrel temperature is 178-185 ℃, and die head temperature is 180-190 ℃, and screw speed is 480-550rpm;
(3) adopt conical double screw extruder with the stuff and other stuff extrusion moulding of gained, namely get the pvc tubing that contains modification trees ashes, the extruder barrel temperature is 185-195 ℃, and die head temperature is 173-215 ℃.
The preparation method of described modification trees ashes is:
(1) the trees ashes are used the sodium hydroxide solution immersion of 10-15% after 2-3 hour;
(2) soaked 2-3 hour with the 10-15% hydrochloric acid soln;
(3) with deionized water wash repeatedly, be neutral to the trees ashes, oven dry;
(4) in the trees ashes, add the water that is equivalent to 3 times of weight of trees ashes weight, the iron ore tailings agitating of tripoly phosphate sodium STPP, 3-4% that adds successively again 10-20% aluminium hydroxide, 1-2% is even, 3000-3600 rev/min, after high speed dispersion 40-50 minute, oven dry is ground to 0.8-1.2 μ m powder, obtains modification trees ashes.
Advantage of the present invention:
The present invention has added modification trees ashes composition, so that can promote the dispersion of mineral filler in the course of processing of pvc tubing by further optimizing filling a prescription in prescription, improve the flowability of pvc melt, can also promote tensile strength and elongation at break, good toughness, the shortcoming that hardness is low; And the preparation method is simple, can effectively be applied in all trades and professions.
Embodiment
Below in conjunction with embodiment the present invention is described in further details.
Embodiment 1: contain the pvc tubing of modification trees ashes, the weight part of its constitutive material (kilogram) is: SG-5 type polyvinyl chloride resin 60, polymethacrylate 40, poly--4-methyl-1-pentene 1.8, anti-impact agent ACR2, sorbester p18 1.8, calcium zinc stabilizer 1.3, modification trees ashes 2, superfine talcum powder 35, Resorcinol 0.7, n-BMA 0.4, carbon black 2 and Silane coupling agent KH550 3.
Contain the preparation method of the pvc tubing of modification trees ashes, may further comprise the steps:
(1) weight part by constitutive material takes by weighing each raw material, in the mixed pot of heat, add SG-5 type polyvinyl chloride resin and polymethacrylate, heated 2-3 minute, then add successively poly--4-methyl-1-pentene, anti-impact agent ACR, sorbester p18, calcium zinc stabilizer, modification trees ashes, superfine talcum powder, Resorcinol, n-BMA, carbon black and Silane coupling agent KH550, batch mixing 5-7 minute;
(2) then join and carry out melt blending in the parallel double-screw extruder and granulation namely gets stuff and other stuff, the extruder barrel temperature is 178-185 ℃, and die head temperature is 180-190 ℃, and screw speed is 480-550rpm;
(3) adopt conical double screw extruder with the stuff and other stuff extrusion moulding of gained, namely get the pvc tubing that contains modification trees ashes, the extruder barrel temperature is 185-195 ℃, and die head temperature is 173-215 ℃.
The preparation method of modification trees ashes is:
(1) the trees ashes are soaked 2-3 hour with 15% sodium hydroxide solution after;
(2) soaked 3 hours with the 10-15% hydrochloric acid soln;
(3) with deionized water wash repeatedly, be neutral to the trees ashes, oven dry;
(4) in the trees ashes, add the water that is equivalent to 3 times of weight of trees ashes weight, add successively again 10% aluminium hydroxide, 2% tripoly phosphate sodium STPP, 4% iron ore tailings agitating is even, 3000-3600 rev/min, after high speed dispersion 40-50 minute, oven dry is ground to 0.8-1.2 μ m powder, obtains modification trees ashes.
Contrast verification test result such as the following table of the pvc tubing that above-described embodiment makes:
| Sequence number | Test item and unit | The QB/T2480 index | Common pvc tubing | Sample in this enforcement |
| 1 | Outward appearance | Inside and outside wall should be smooth smooth, without surface imperfection such as depression and decomposition variable color lines | Inside and outside wall is smooth smooth, without surface imperfection such as depression and decomposition variable color lines | Inside and outside wall is smooth smooth, without surface imperfection such as depression and decomposition variable color lines |
| 2 | Tensile strength, Mpa | ≥43 | 43 | 57 |
| 3 | Elongation at break, % | ≥80 | 105 | 115 |
| 4 | Vertical relaxation shrinkage, % | ≤3.5 | 3.1 | 1.8 |
| 5 | Vicat softening temperature, ℃ | ≥75 | 83 | 97 |
| 6 | Falling weight impact test (20 ℃, 2kg, 2m), TIR | ≤10% | 5.5 | 1.5 |
Claims (4)
1. pvc tubing that contains modification trees ashes is characterized in that the weight part of its constitutive material is: SG-5 type polyvinyl chloride resin 57-63, polymethacrylate 37-43, poly--4-methyl-1-pentene 1.5-2, anti-impact agent ACR1-3, sorbester p18 1.5-2, calcium zinc stabilizer 1.2-1.4, modification trees ashes 1-3, superfine talcum powder 33-38, Resorcinol 0.6-0.8, n-BMA 0.3-0.5, carbon black 1-3 and Silane coupling agent KH550 2-4.
2. the pvc tubing that contains modification trees ashes according to claim 1 is characterized in that the weight part of its constitutive material is: SG-5 type polyvinyl chloride resin 60, polymethacrylate 40, poly--4-methyl-1-pentene 1.8, anti-impact agent ACR2, sorbester p18 1.8, calcium zinc stabilizer 1.3, modification trees ashes 2, superfine talcum powder 35, Resorcinol 0.7, n-BMA 0.4, carbon black 2 and Silane coupling agent KH550 3.
3. preparation method who contains the pvc tubing of modification trees ashes as claimed in claim 1 is characterized in that may further comprise the steps:
(1) weight part by constitutive material takes by weighing each raw material, in the mixed pot of heat, add SG-5 type polyvinyl chloride resin and polymethacrylate, heated 2-3 minute, then add successively poly--4-methyl-1-pentene, anti-impact agent ACR, sorbester p18, calcium zinc stabilizer, modification trees ashes, superfine talcum powder, Resorcinol, n-BMA, carbon black and Silane coupling agent KH550, batch mixing 5-7 minute;
(2) then join and carry out melt blending in the parallel double-screw extruder and granulation namely gets stuff and other stuff, the extruder barrel temperature is 178-185 ℃, and die head temperature is 180-190 ℃, and screw speed is 480-550rpm;
(3) adopt conical double screw extruder with the stuff and other stuff extrusion moulding of gained, namely get the pvc tubing that contains modification trees ashes, the extruder barrel temperature is 185-195 ℃, and die head temperature is 173-215 ℃.
4. the pvc tubing that contains modification trees ashes according to claim 1, it is characterized in that: the preparation method of described modification trees ashes is:
(1) the trees ashes are used the sodium hydroxide solution immersion of 10-15% after 2-3 hour;
(2) soaked 2-3 hour with the 10-15% hydrochloric acid soln;
(3) with deionized water wash repeatedly, be neutral to the trees ashes, oven dry;
(4) in the trees ashes, add the water that is equivalent to 3 times of weight of trees ashes weight, the iron ore tailings agitating of tripoly phosphate sodium STPP, 3-4% that adds successively again 10-20% aluminium hydroxide, 1-2% is even, 3000-3600 rev/min, after high speed dispersion 40-50 minute, oven dry is ground to 0.8-1.2 μ m powder, obtains modification trees ashes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534353.0A CN103059455B (en) | 2012-12-12 | 2012-12-12 | A kind of pvc tubing containing modification tree ash and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210534353.0A CN103059455B (en) | 2012-12-12 | 2012-12-12 | A kind of pvc tubing containing modification tree ash and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103059455A true CN103059455A (en) | 2013-04-24 |
| CN103059455B CN103059455B (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210534353.0A Expired - Fee Related CN103059455B (en) | 2012-12-12 | 2012-12-12 | A kind of pvc tubing containing modification tree ash and preparation method thereof |
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| Country | Link |
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| CN (1) | CN103059455B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109181071A (en) * | 2018-09-06 | 2019-01-11 | 安徽英美达新材料科技有限公司 | A kind of EPE pearl wool and preparation method thereof |
| CN110607571A (en) * | 2019-09-24 | 2019-12-24 | 东莞市博斯蒂新材料有限公司 | Polyester yarn and preparation method thereof |
| CN110684303A (en) * | 2019-10-26 | 2020-01-14 | 东莞市稳畅电子制品有限公司 | Wear-resistant PVC cable and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101591460A (en) * | 2008-05-31 | 2009-12-02 | 山东晨光胶带有限公司 | A kind of making method of PVC conveyor belt material |
| CN102329466A (en) * | 2011-07-27 | 2012-01-25 | 福建弘景木塑科技股份有限公司 | Method for preparing wood-plastic composite material |
| CN102382396A (en) * | 2011-09-29 | 2012-03-21 | 芜湖海杉型材有限公司 | Novel plastic pipe and preparation method thereof |
| CN102796331A (en) * | 2012-08-13 | 2012-11-28 | 舒城安泰塑料制品有限公司 | Novel durable plastic-wooden composite sheet material |
-
2012
- 2012-12-12 CN CN201210534353.0A patent/CN103059455B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101591460A (en) * | 2008-05-31 | 2009-12-02 | 山东晨光胶带有限公司 | A kind of making method of PVC conveyor belt material |
| CN102329466A (en) * | 2011-07-27 | 2012-01-25 | 福建弘景木塑科技股份有限公司 | Method for preparing wood-plastic composite material |
| CN102382396A (en) * | 2011-09-29 | 2012-03-21 | 芜湖海杉型材有限公司 | Novel plastic pipe and preparation method thereof |
| CN102796331A (en) * | 2012-08-13 | 2012-11-28 | 舒城安泰塑料制品有限公司 | Novel durable plastic-wooden composite sheet material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109181071A (en) * | 2018-09-06 | 2019-01-11 | 安徽英美达新材料科技有限公司 | A kind of EPE pearl wool and preparation method thereof |
| CN110607571A (en) * | 2019-09-24 | 2019-12-24 | 东莞市博斯蒂新材料有限公司 | Polyester yarn and preparation method thereof |
| CN110684303A (en) * | 2019-10-26 | 2020-01-14 | 东莞市稳畅电子制品有限公司 | Wear-resistant PVC cable and preparation method thereof |
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| Publication number | Publication date |
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| CN103059455B (en) | 2016-01-06 |
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Effective date of registration: 20200610 Address after: 210000 3 / F, building 06, Taishan science and Technology Innovation Park, No. 18, Pusi Road, Taishan street, Jiangbei new district, Nanjing City, Jiangsu Province Patentee after: Jiangsu taixie Intelligent Technology Co.,Ltd. Address before: 239200, No. 25, Jiangpu Road, Anhui Economic Development Zone, Chuzhou Patentee before: ANHUI HAINA SICHUAN PLASTICS TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20160106 Termination date: 20211212 |