CN102850699A - Modified polyvinyl chloride (PVC) for producing building template - Google Patents
Modified polyvinyl chloride (PVC) for producing building template Download PDFInfo
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- CN102850699A CN102850699A CN2012103713088A CN201210371308A CN102850699A CN 102850699 A CN102850699 A CN 102850699A CN 2012103713088 A CN2012103713088 A CN 2012103713088A CN 201210371308 A CN201210371308 A CN 201210371308A CN 102850699 A CN102850699 A CN 102850699A
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Abstract
The invention provides a modified polyvinyl chloride (PVC) for producing a building template. The modified PVC comprises the following components of, by weight, 50 parts of PVC basic materials, 10-12 parts of calcium carbonate, 2-3 parts of heat stabilizers, 2.5-3.5 parts of shock resistance modifying agents, 1-1.5 parts of plastification modifying agents, 2.5-5.5 parts of light stabilizers, 0.1-0.2 part of external lubricants and 0.1-0.2 part of internal lubricants. Preferably, the calcium carbonate is used as the fillers, chlorinated polyethylene is used as the shock resistance modifying agents, acrylate copolymer is used as the plastification modifying agents, titanium dioxide and UV-531 are used as the light stabilizers, stearic acid is used as the internal lubricants, and polyethylene wax is used as the external lubricants. By means of combined actions of the various components, the shock resistance performance of the modified PVC meets requirements of the building template, and the modified PVC has a smooth surface and can be easily molded.
Description
Technical field
The present invention relates to a kind of PVC(polyvinyl chloride), relate in particular to a kind of modified PVC for making building template.
Background technology
Building template is a kind of temporary pattern structure in the building operation, is used for guaranteeing that concrete structure is shaped according to the design requirements casting concrete.In construction process, building template will bear the horizontal load of concrete structure, and the vertical load that is brought by own wt and operation pressure etc.In order to guarantee the safety of building operation, building template need to have preferably rigidity and shock resistance.
In the building template that various materials are made, plastic mould progressively replaces in the past wooden, bamboo matter and steel template with many, the recyclable advantages of reproducing of its number of turnover, becomes the trend of building template future development.Plastic mould intensity is high, technique is simple, good economy performance, the demoulding is easy, plasticity-good, will have wide practical use in construction market, and its use can reduce building cost widely, accelerates speed of application, improves construction quality.Because its repeating utilization factor is high, its use will be country and society's saving ample resources.While is owing to the technology of producing plastic mould with waste or used plastics has the possibility of large-scale popularization and use, so the application of plastic mould will bring a change to construction industry.
In the prior art, plastic building template is with the PP(polypropylene) and the PE(polyethylene) material is in the majority, the PVC(polyvinyl chloride) because its intensity is lower, existing to use proportion less.Yet PVC cost with respect to PP and PE is lower, and has preferably flame retardant resistance, has born advantage in the application of making building template.At present, existing part producer develops plastic mould or the complex architectural template take PVC as raw material that modified PVC is made.It is the panel that discloses a kind of combined PVC building formwork in the Chinese invention patent application of CN102359221A such as publication number, extrusion moulding after this panel adopts PVC plastics and multiple auxiliary materials to mix, moment the anti-impact withstand voltage properties can reach cement and build more than 2 times of peak pressure.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of improved modified PVC (polyvinyl chloride) for making building template.
To achieve the above object of the invention, the present invention adopts following technical proposals:
A kind of modified PVC for making building template is characterized in that being grouped into by the one-tenth with following portions by weight ratio: polyvinyl chloride base-material: 50 parts; Calcium carbonate: 10～12 parts; Thermo-stabilizer: 2～3 parts; Anti-impact modifier: 2.5～3.5 parts; Plasticization modifier: 1～1.5 part; Photostabilizer: 2.5～5.5; External lubricant: 0.1～0.2; Internal lubricant: 0.1～0.2.
What wherein more preferably, described base-material polyvinyl chloride adopted is the SG-5 polyvinyl chloride (PVC) RESINS.
Described thermo-stabilizer is compound lead or calcium zinc stabilizer.
More preferably, described anti-impact modifier is the CPE(chlorinatedpolyethylene); Described plasticization modifier is the ACR(acrylate copolymer).
Described photostabilizer is titanium dioxide or titanium dioxide and UV-531(2-hydroxyl-4-oxy-octyl benzophenone) mixture, wherein, add titanium dioxide: 2.5～3.5 parts; Add UV-531:0.15～2.0 part.
Described internal lubricant is stearic acid, and external lubricant is polyethylene wax.
A kind of modified PVC for making building template is grouped into by the one-tenth with following portions by weight ratio: the polyvinyl chloride base-material: 50 parts; Calcium carbonate: 10～12 parts; Compound lead: 2～3 parts; Chlorinatedpolyethylene: 2.5～3.5 parts; Acrylate copolymer: 1～1.5 part; Titanium dioxide: 2.5～3.5 parts; UV-531:0.15～2.0 part; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
The invention provides a kind of modified PVC for making building template, employing calcium carbonate is weighting agent, and by adding an amount of thermo-stabilizer, anti-impact modifier, plasticization modifier, photostabilizer and lubricant, can change the physicals of PVC, so that the shock resistance of this PVC material meets the requirement of building template.
Embodiment
The invention provides a kind of modified PVC (polyvinyl chloride) for making building template, be weighting agent by adding calcium carbonate, and add an amount of thermo-stabilizer, anti-impact modifier, plasticization modifier, photostabilizer and lubricant, change the physicals of PVC, so that the shock resistance of this PVC material meets the requirement of building template.Below in conjunction with different embodiment, concrete composition and the manufacture craft of building template provided by the present invention with modified PVC is described in detail.
Embodiment 1:
Each composition in the PVC component is mixed according to following ratio of weight and number, makes compound:
50 parts of PVC base-materials (SG-5 type); Calcium carbonate: 10～12 parts; Compound lead: 2～3 parts; CPE:2.5～3.5 part; ACR:1～1.5 part; Titanium dioxide: 2.5～3.5 parts; UV-531:0.15～2.0 part; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
Compound is dropped into high speed mixer, through high-speed stirring, fully mix, be warming up to about 130 ℃ and obtain grog; Then with the grog blanking to cold pot, stirring at low speed, to be cooled after 40 ℃, make compound; Compound is delivered in the hopper of twin screw material-extruding machine, the twin screw material-extruding machine is clamp-oned mould with the melting grog, wherein, in the process of extrusion moulding, extrudes barrel and heats each section temperature at 160 ℃, 165 ℃, 170 ℃, 175 ℃; Through Vacuum shaping, cooling and shaping, at last molded article is cut to suitable dimension and makes building template after the depanning.
Embodiment 2:
Each composition in the PVC component is mixed according to following parts by weight proportioning, makes compound:
50 parts of PVC base-materials (SG-5 type); Calcium carbonate: 10～12 parts; Calcium zinc stabilizer: 2～3 parts; CPE:2.5～3.5 part; ACR:1～1.5 part; Titanium dioxide: 2.5～3.5 parts; UV-531:0.15～2.0 part; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
The making processes of building template is with embodiment 1.
Embodiment 3:
Each composition in the PVC component is mixed according to following parts by weight proportioning, makes compound:
50 parts of PVC base-materials (SG-5 type); Calcium carbonate: 10～12 parts; Calcium zinc stabilizer: 2～3 parts; CPE:2.5～3.5 part; ACR:1～1.5 part; Titanium dioxide: 2.5～3.5 parts; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
The making processes of building template is with embodiment 1.
Embodiment 4:
Each composition in the PVC component is mixed according to following parts by weight proportioning, makes compound:
50 parts of PVC base-materials (SG-5 type); Calcium carbonate: 10～12 parts; Compound lead: 2～3 parts; CPE:2.5～3.5 part; ACR:1～1.5 part; Titanium dioxide: 2.5～3.5 parts; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
The making processes of building template is with embodiment 1.
Embodiment 5～embodiment 12:
Each composition in the PVC component is made compound according to following proportioning, and the making processes of building template is with embodiment 1.
Composition proportion specifically sees Table lattice 1, form 2 among each embodiment:
| Title | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| The PVC base-material | 50 | 50 | 50 | 50 |
| Calcium carbonate | 10 | 12 | 11 | 12 |
| Compound lead | 3.0 | 2.0 | 3.0 | 2.5 |
| CPE | 2.5 | 3.5 | 3 | 3 |
| ACR | 1.5 | 1 | 1 | 1.5 |
| Titanium dioxide | 2.5 | 3.5 | 2.5 | 3 |
| UV-531 | 0.15 | 2.0 | 1 | 1.5 |
| Polyethylene wax | 0.2 | 0.2 | 0.15 | 0.2 |
| Stearic acid | 0.1 | 0.1 | 0.2 | 0.1 |
Compound component list (the unit: weight part) of table 1 embodiment 5～embodiment 8
| Title | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 |
| The PVC base-material | 50 | 50 | 50 | 50 |
| Calcium carbonate | 10 | 12 | 11 | 11 |
| Compound lead | 2.0 | 3.0 | 2.5 | 3.0 |
| CPE | 2.5 | 3.5 | 3 | 2.5 |
| ACR | 1 | 1.5 | 1 | 1.5 |
| Titanium dioxide | 2.5 | 3.5 | 3 | 3.5 |
| UV-531 | 0.15 | 2.0 | 1 | ? |
| Polyethylene wax | 0.1 | 0.2 | 0.15 | 0.2 |
| Stearic acid | 0.1 | 0.2 | 0.15 | 0.1 |
Compound component list (the unit: weight part) of table 2 embodiment 9～embodiment 12
Through the plastic mould that experiment showed, that this modified PVC is made, performance index can reach more than the tensile strength 38MPa, flexural strength 90MPa is above, shock strength 13kJ/m
2Above, compressive strength 72MPa is above, shore hardness is not less than 85, can satisfy the demand of building operation fully.
Can find out from the above embodiments, adopt the CPE(chlorinatedpolyethylene among the present invention) as anti-impact modifier, ACR(acrylate copolymer) as plasticization modifier, can improve the flowability of melt, make its temperature distribution more even, can improve simultaneously the performance of stablizer and lubricant, improve the PVC resistance to impact shock; Effect by photostabilizer and thermo-stabilizer, can effectively prevent thermolysis and the photooxidation droping of PVC, especially by the synergy of titanium dioxide and UV-531, can prevent thermo-oxidative ageing and the photooxidation droping of PVC plastics, significantly improve the work-ing life of building template; And, by lubricant polyethylene wax and stearic interpolation, so that the building template smooth surface, be easy to the demoulding.
Obviously, above-described embodiment only be for clearly demonstrate that the present invention does for example, be not the concrete restriction to protection domain of the present invention.To those skilled in the art, any variation of doing on this basis all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (9)
1. modified PVC of be used for making building template is characterized in that being grouped into by the one-tenth with following portions by weight ratio:
Polyvinyl chloride base-material: 50 parts; Calcium carbonate: 10～12 parts; Thermo-stabilizer: 2～3 parts; Anti-impact modifier: 2.5～3.5 parts; Plasticization modifier: 1～1.5 part; Photostabilizer: 2.5～5.5; External lubricant: 0.1～0.2; Internal lubricant: 0.1～0.2.
2. modified PVC as claimed in claim 1 is characterized in that:
Described polyvinyl chloride base-material is the SG-5 polyvinyl chloride (PVC) RESINS.
3. modified PVC as claimed in claim 1 is characterized in that:
Described thermo-stabilizer is compound lead or calcium zinc stabilizer.
4. modified PVC as claimed in claim 1 is characterized in that:
Described anti-impact modifier is chlorinatedpolyethylene.
5. modified PVC as claimed in claim 1 is characterized in that:
Described plasticization modifier is acrylate copolymer.
6. modified PVC as claimed in claim 1 is characterized in that:
Described photostabilizer is the mixture of titanium dioxide or titanium dioxide and UV-531, wherein, adds titanium dioxide: 2.5～3.5 parts; Add UV-531:0.15～2.0 part.
7. modified PVC as claimed in claim 1 is characterized in that:
Described internal lubricant is stearic acid.
8. modified PVC as claimed in claim 1 is characterized in that:
Described external lubricant is polyethylene wax.
9. modified PVC of be used for making building template is characterized in that being grouped into by the one-tenth with following portions by weight ratio:
Polyvinyl chloride base-material: 50 parts; Calcium carbonate: 10～12 parts; Compound lead: 2～3 parts; Chlorinatedpolyethylene: 2.5～3.5 parts; Acrylate copolymer: 1～1.5 part; Titanium dioxide: 2.5～3.5 parts; UV-531:0.15～2.0 part; Polyethylene wax: 0.1～0.2 part; Stearic acid: 0.1～0.2 part.
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| CN2012103713088A CN102850699A (en) | 2012-09-28 | 2012-09-28 | Modified polyvinyl chloride (PVC) for producing building template |
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| CN2012103713088A CN102850699A (en) | 2012-09-28 | 2012-09-28 | Modified polyvinyl chloride (PVC) for producing building template |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103289235A (en) * | 2013-06-08 | 2013-09-11 | 广东华声电器股份有限公司 | PVC (polyvinyl chloride) colorful coextruded material and application thereof |
| CN103739986A (en) * | 2013-12-09 | 2014-04-23 | 吴江市董鑫塑料包装厂 | Low-foaminess PVC section bar used for door and window frames |
| CN104109309A (en) * | 2014-06-30 | 2014-10-22 | 安徽国风塑料建材有限公司 | Broad-width PVC hollow sheet and production technology thereof |
| CN104251055A (en) * | 2013-06-27 | 2014-12-31 | 贵州中建建筑科研设计院有限公司 | Preparation method of novel red mud wood plastic template |
| CN105670167A (en) * | 2016-02-02 | 2016-06-15 | 宁波美代进出口有限公司 | High-strength impact-resistant plate and preparation method thereof |
| CN107082977A (en) * | 2017-05-04 | 2017-08-22 | 宜宾天原集团股份有限公司 | A kind of high-impact high fluidity PVC injected plastics materials formula and preparation method thereof |
| CN107880435A (en) * | 2017-11-16 | 2018-04-06 | 扬州市邗江扬子汽车内饰件有限公司 | A kind of PVC board stake and preparation method thereof of retaining and protection |
| CN109021425A (en) * | 2018-06-15 | 2018-12-18 | 富于安（福建）环保模板有限公司 | A kind of production method of plastic building template |
| CN109650776A (en) * | 2019-02-15 | 2019-04-19 | 潮州市猛犸象建材科技有限公司 | A kind of wallboard formulations and its application |
| CN109796699A (en) * | 2018-01-16 | 2019-05-24 | 吴健 | Ecoscape stake |
| CN109912905A (en) * | 2019-03-26 | 2019-06-21 | 浙江工业大学温州科学技术研究院 | A kind of compound material particle preparing sludge capital construction building mould and its method |
| CN111978658A (en) * | 2020-08-19 | 2020-11-24 | 华之杰塑料建材有限公司 | Preparation and application of corrugated unplasticized polyvinyl chloride modified waterproof board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000026686A (en) * | 1998-07-15 | 2000-01-25 | Sekisui Chem Co Ltd | Vinyl chloride resin composition |
| CN1760256A (en) * | 2004-10-15 | 2006-04-19 | 山东隆发钢板有限公司 | Faceplate of rigid polyvinyl chloride, and producing method |
| CN101597948A (en) * | 2009-07-13 | 2009-12-09 | 华浚塑料建材有限公司 | Environmental-friendly lead-free PVC ceiling sheet and manufacture method thereof and application |
| CN102363664A (en) * | 2011-09-29 | 2012-02-29 | 芜湖海杉型材有限公司 | Novel plastic section bar and preparation method thereof |
| CN102363663A (en) * | 2011-09-29 | 2012-02-29 | 芜湖海杉型材有限公司 | Multi-component plastic section bar and its preparation method |
-
2012
- 2012-09-28 CN CN2012103713088A patent/CN102850699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000026686A (en) * | 1998-07-15 | 2000-01-25 | Sekisui Chem Co Ltd | Vinyl chloride resin composition |
| CN1760256A (en) * | 2004-10-15 | 2006-04-19 | 山东隆发钢板有限公司 | Faceplate of rigid polyvinyl chloride, and producing method |
| CN101597948A (en) * | 2009-07-13 | 2009-12-09 | 华浚塑料建材有限公司 | Environmental-friendly lead-free PVC ceiling sheet and manufacture method thereof and application |
| CN102363664A (en) * | 2011-09-29 | 2012-02-29 | 芜湖海杉型材有限公司 | Novel plastic section bar and preparation method thereof |
| CN102363663A (en) * | 2011-09-29 | 2012-02-29 | 芜湖海杉型材有限公司 | Multi-component plastic section bar and its preparation method |
Non-Patent Citations (1)
| Title |
|---|
| 天津轻工业学院: "《塑料助剂》", 31 March 1997, 中国轻工业出版社 * |
Cited By (14)
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| CN103289235A (en) * | 2013-06-08 | 2013-09-11 | 广东华声电器股份有限公司 | PVC (polyvinyl chloride) colorful coextruded material and application thereof |
| WO2014194548A1 (en) * | 2013-06-08 | 2014-12-11 | 广东华声电器股份有限公司 | Coloured co-extruded pvc material and use thereof |
| CN104251055A (en) * | 2013-06-27 | 2014-12-31 | 贵州中建建筑科研设计院有限公司 | Preparation method of novel red mud wood plastic template |
| CN103739986A (en) * | 2013-12-09 | 2014-04-23 | 吴江市董鑫塑料包装厂 | Low-foaminess PVC section bar used for door and window frames |
| CN104109309A (en) * | 2014-06-30 | 2014-10-22 | 安徽国风塑料建材有限公司 | Broad-width PVC hollow sheet and production technology thereof |
| CN105670167A (en) * | 2016-02-02 | 2016-06-15 | 宁波美代进出口有限公司 | High-strength impact-resistant plate and preparation method thereof |
| CN107082977A (en) * | 2017-05-04 | 2017-08-22 | 宜宾天原集团股份有限公司 | A kind of high-impact high fluidity PVC injected plastics materials formula and preparation method thereof |
| CN107880435A (en) * | 2017-11-16 | 2018-04-06 | 扬州市邗江扬子汽车内饰件有限公司 | A kind of PVC board stake and preparation method thereof of retaining and protection |
| CN107880435B (en) * | 2017-11-16 | 2020-04-28 | 扬州市邗江扬子汽车内饰件有限公司 | PVC sheet pile for foundation resistance support and preparation method thereof |
| CN109796699A (en) * | 2018-01-16 | 2019-05-24 | 吴健 | Ecoscape stake |
| CN109021425A (en) * | 2018-06-15 | 2018-12-18 | 富于安（福建）环保模板有限公司 | A kind of production method of plastic building template |
| CN109650776A (en) * | 2019-02-15 | 2019-04-19 | 潮州市猛犸象建材科技有限公司 | A kind of wallboard formulations and its application |
| CN109912905A (en) * | 2019-03-26 | 2019-06-21 | 浙江工业大学温州科学技术研究院 | A kind of compound material particle preparing sludge capital construction building mould and its method |
| CN111978658A (en) * | 2020-08-19 | 2020-11-24 | 华之杰塑料建材有限公司 | Preparation and application of corrugated unplasticized polyvinyl chloride modified waterproof board |
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Application publication date: 20130102 |