CN104387704B - Weatherproof hits polyvinyl chloride wood plastic building mould and preparation method thereof - Google Patents
Weatherproof hits polyvinyl chloride wood plastic building mould and preparation method thereof Download PDFInfo
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- CN104387704B CN104387704B CN201410777406.0A CN201410777406A CN104387704B CN 104387704 B CN104387704 B CN 104387704B CN 201410777406 A CN201410777406 A CN 201410777406A CN 104387704 B CN104387704 B CN 104387704B
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- weatherproof
- wood plastic
- polyvinyl 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
Abstract
The present invention relates to a kind of building template, be specifically related to a kind of Weatherproof and hit polyvinyl chloride wood plastic building mould and preparation method thereof.Described wood plastic building mould is made up of Corvic, heat stabilizer, light stabilizer, anti-impact modifier, filler, lubricant, composite foamable agent, Stiffening agent, wood powder, reinforcing agent, main cross-linking agent, assistant crosslinking agent and foaming stabilizer.Described wood plastic building mould has high durable, hardness height, shock resistance, good rigidly, the characteristic of life-span length；The preparation method technique of the present invention is simple, be easily achieved.
Description
Technical field
The present invention relates to a kind of building template, be specifically related to a kind of Weatherproof hit polyvinyl chloride wood plastic building mould and
Preparation method.
Background technology
At present, domestic construction industry develops rapidly, and in real estate building, tradition uses glued mould and Bamboo Formwork, both
, there is the use cycle short in the building template that material is made, best product also with 5-6 time, and cannot can only return after product use
Receive recycling, both wasted the forest reserves, and caused again environmental pollution.
Polyvinyl chloride wood plastic building mould is a kind of emerging building template, but polyvinyl chloride wood plastic of the prior art
Building template is usually because weatherability is poor, low temperature impact properties is poor, and during use, winter is susceptible to fragmentation, is easily heated summer
(sun solarization) deformation of feeling like jelly, reduces recycling number of times, and cycle-index is less than 10 times, and use cost is substantially increased, serious shadow
Ring and promoted the use of.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of Weatherproof and hit polyvinyl chloride wood plastic building mould
Plate, has high durable, hardness height, shock resistance, good rigidly, the characteristic of life-span length；Present invention simultaneously provides its preparation method.
Weatherproof of the present invention hits polyvinyl chloride wood plastic building mould, is made up of the raw material of following parts by weight:
Wherein,
The degree of polymerization of Corvic is 900-1100.Corvic is preferably Corvic SG-5.
Light stabilizer is one or both in Rutile type titanium dioxide or UV absorbent；Heat stabilizer is compound lead
Salt stabilizing agent, calcium zinc stabilizer or organic tin stabilizer.Rutile type titanium dioxide preferred TR-618 Rutile type titanium dioxide or Du
Nation R-902+.UV absorbent is preferably ultraviolet absorbent UV-531.It is steady that complex lead salt stabilizer is preferably complex lead salt
Determine agent TF-600GD.Calcium zinc stabilizer is preferably calcium zinc stabilizer CZ-108.It is thermally-stabilised that organic tin stabilizer is preferably methyl stannum
Agent TM-181-FS.
Anti-impact modifier is macromolecular toughening agent LS-61B (Shandong Ruifeng Polymer Material Co., Ltd.) or height
Molecule toughener LS-61C (Shandong Ruifeng Polymer Material Co., Ltd.).
Filler is calcene；Wood powder is bamboo matter powder, and granularity is 80-100 mesh；Lubricant is stearic acid, gathers
Two or more in ethylene waxes (Qingdao Sai Nuo Chemical Co., Ltd.), paraffin or oxidic polyethylene.
Stiffening agent is function regulator SRC (Zhong Sulian new material Science and Technology Ltd.)；Reinforcing agent is modified superfine dioxy
SiClx；Foaming stabilizer is PVC foam regulator LS-530.Wherein, modification of ultrafine silicon dioxide is the dioxy that vapor phase method produces
SiClx uses aluminate coupling agent to obtain after carrying out surface process, and granularity is 2500 mesh.
Composite foamable agent is the mixture of yellow hair infusion and poliosis infusion, and yellow hair infusion is 1 with the mass ratio of poliosis infusion:
2-1:3。
Yellow hair infusion is ADC foaming agent；Poliosis infusion is PVC foam agent W3839.
Main cross-linking agent is dual-tert-butyl dicumyl peroxide；Assistant crosslinking agent is trimethylol propane trimethyl acrylic acid
Ester.
Described Weatherproof hits the preparation method of polyvinyl chloride wood plastic building mould, is first heated by the raw material of formula ratio
To 110-120 DEG C of mix homogeneously, when being cooled to 40-50 DEG C, using double screw extruder to add heat fusing, fused materials enters foaming
Mould molding, through water jacket surface chilling, then through polylith stereotype plate cooling and shaping, then deburring, cutting, obtains Weatherproof and hits poly-
Vinyl chloride wood plastic building mould.
Described preparation method is preferably: is first added in high-speed mixer by the raw material of formula ratio, is heated to 110-120
DEG C, put in cold mixer and cool down, put in storage bin when material is cooled to 40-50 DEG C；Through spring feeder, storage bin is mixed
Conjunction material joins conical double screw extruder and adds heat fusing, and fused materials enters merging core through screw rod and branches to rack-style foaming mould
Tool, foam complete after water jacket pre-cooling enter 4 pieces of typified forms, cooling and shaping in typified form, then carry out cutting i.e. obtain resistance to
Wait shock resistance polyvinyl chloride wood plastic building mould.Wherein, barrel temperature is 165-178 DEG C, and merging core temperature is 130-150 DEG C,
Mold temperature is 170-183 DEG C, and screw rod oil temperature is 85-100 DEG C, and die lip temperature is 175-185 DEG C, and water jacket precooling temperature is 60-
85℃。
Compared with prior art, the method have the advantages that
(1) Weatherproof that the present invention prepares hits polyvinyl chloride wood plastic building mould, and high durable, hardness are high, anti-impact
Hit, resistance to low temperature good, and there is the feature of good rigidly, be heated indeformable summer, winter, construction was the most damaged, recycled time
Number is substantially improved, and cycle-index is up to more than 30 times, and service life significantly extends, and use cost substantially reduces.
(2) present invention simultaneously provides its preparation method, technique is simple, easily operates.
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be further described.
The all raw materials used in embodiment, in addition to specified otherwise, are commercial.
Embodiment 1
Weatherproof described in the present embodiment hits polyvinyl chloride wood plastic building mould, and in terms of parts by weight, raw material forms such as
Under:
Preparation method: first the raw material of formula ratio is added in high-speed mixer, be heated to 120 DEG C, put in cold mixer
Cooling, puts in storage bin when material is cooled to 50 DEG C；Through spring feeder, storage bin compound is joined conical double ribbon
Bar extruder adds heat fusing, and fused materials enters merging core through screw rod and branches to rack-style foaming mould, foams complete through water jacket
Enter 4 pieces of typified forms, cooling and shaping in typified form after pre-cooling, then carry out cutting and i.e. obtain 15mm thickness Weatherproof and hit polychlorostyrene
Ethylene wood plastic building mould.Wherein, double screw extruder is divided into four temperature control districts, and the first temperature control district temperature is 170 DEG C, the second control
Warm area temperature is 172 DEG C, and the 3rd temperature control district temperature is 174 DEG C, and the 4th temperature control district temperature is 176 DEG C；Screw rod oil temperature is 100 DEG C,
Merging core temperature is 150 DEG C, and mold temperature is 182 DEG C, and die lip temperature is 185 DEG C, and water jacket precooling temperature is 85 DEG C.
The Weatherproof preparing embodiment 1 hits polyvinyl chloride wood plastic building mould Progressive symmetric erythrokeratodermia and can test, test knot
Really: apparent density is 548kg/m3, shore hardness (D) is 75, and simple beam impact strength is 26.5kJ/m2, vicat softening temperature is
78 DEG C, elastic modelling quantity is 1380MPa, and ageing time is 1850 hours.
Ageing time is tested by QUV accelerated ageing tester.
Embodiment 2
Weatherproof described in the present embodiment hits polyvinyl chloride wood plastic building mould, and in terms of parts by weight, raw material forms such as
Under:
Preparation method: first the raw material of formula ratio is added in high-speed mixer, be heated to 115 DEG C, put in cold mixer
Cooling, puts in storage bin when material is cooled to 45 DEG C；Through spring feeder, storage bin compound is joined conical double ribbon
Bar extruder adds heat fusing, and fused materials enters merging core through screw rod and branches to rack-style foaming mould, foams complete through water jacket
Enter 4 pieces of typified forms, cooling and shaping in typified form after pre-cooling, then carry out cutting and i.e. obtain 15mm thickness Weatherproof and hit polychlorostyrene
Ethylene wood plastic building mould.Wherein, double screw extruder is divided into four temperature control districts, and the first temperature control district temperature is 168 DEG C, the second control
Warm area temperature is 171 DEG C, and the 3rd temperature control district temperature is 173 DEG C, and the 4th temperature control district temperature is 175 DEG C；Screw rod oil temperature is 95 DEG C, closes
Stream core temperature is 140 DEG C, and mold temperature is 178 DEG C, and die lip temperature is 180 DEG C, and water jacket precooling temperature is 70 DEG C.
The Weatherproof preparing embodiment 2 hits polyvinyl chloride wood plastic building mould Progressive symmetric erythrokeratodermia and can test, test knot
Really: apparent density is 602kg/m3, shore hardness (D) is 78, and simple beam impact strength is 24.6kJ/m2, vicat softening temperature is
79.5 DEG C, elastic modelling quantity is 1450MPa, and ageing time is 1650 hours.
Ageing time is tested by QUV accelerated ageing tester.
Embodiment 3
Weatherproof described in the present embodiment hits polyvinyl chloride wood plastic building mould, and in terms of parts by weight, raw material forms such as
Under:
Preparation method: first the raw material of formula ratio is added in high-speed mixer, be heated to 120 DEG C, put in cold mixer
Cooling, puts in storage bin when material is cooled to 45 DEG C；Through spring feeder, storage bin compound is joined conical double ribbon
Bar extruder adds heat fusing, and fused materials enters merging core through screw rod and branches to rack-style foaming mould, foams complete through water jacket
Enter 4 pieces of typified forms, cooling and shaping in typified form after pre-cooling, then carry out cutting and i.e. obtain 15mm thickness Weatherproof and hit polychlorostyrene
Ethylene wood plastic building mould.Wherein, double screw extruder is divided into four temperature control districts, and the first temperature control district temperature is 165 DEG C, the second control
Warm area temperature is 168 DEG C, and the 3rd temperature control district temperature is 170 DEG C, and the 4th temperature control district temperature is 172 DEG C；Screw rod oil temperature is 85 DEG C, closes
Stream core temperature is 130 DEG C, and mold temperature is 172 DEG C, and die lip temperature is 175 DEG C, and water jacket precooling temperature is 60 DEG C.
The Weatherproof preparing embodiment 3 hits polyvinyl chloride wood plastic building mould Progressive symmetric erythrokeratodermia and can test, test knot
Really: apparent density is 651kg/m3, shore hardness (D) is 82, and simple beam impact strength is 28.5kJ/m2, vicat softening temperature is
81.3 DEG C, elastic modelling quantity is 1546MPa, and ageing time is 1790 hours.
Ageing time is tested by QUV accelerated ageing tester.
Claims (6)
1. a Weatherproof hits polyvinyl chloride wood plastic building mould, it is characterised in that: it is made up of the raw material of following parts by weight:
Corvic 100 parts；
Heat stabilizer 1-6 part；
Light stabilizer 1-4 part；
Anti-impact modifier 4-10 part；
Calcene 5-15 part；
Lubricant 1-3 part；
Composite foamable agent 0.5-3 part；
Function regulator SRC 1.5-3 part；
Wood powder 10-20 part；
Modification of ultrafine silicon dioxide 3-5 part；
Main cross-linking agent 0.1-0.5 part；
Assistant crosslinking agent 0.1-1.0 part；
Foaming stabilizer 6-10 part；
Wherein,
The degree of polymerization of Corvic is 900-1100；
Anti-impact modifier is macromolecular toughening agent LS-61B or macromolecular toughening agent LS-61C；
Wood powder is bamboo matter powder, and granularity is 80-100 mesh；
Foaming stabilizer is PVC foam regulator LS-530；
Main cross-linking agent is dual-tert-butyl dicumyl peroxide；Assistant crosslinking agent is trimethylol-propane trimethacrylate.
Weatherproof the most according to claim 1 hits polyvinyl chloride wood plastic building mould, it is characterised in that: light stabilizer is
Rutile type titanium dioxide；Heat stabilizer is complex lead salt stabilizer, calcium zinc stabilizer or organic tin stabilizer.
Weatherproof the most according to claim 1 hits polyvinyl chloride wood plastic building mould, it is characterised in that: lubricant is hard
In fat acid, Tissuemat E or paraffin two kinds.
Weatherproof the most according to claim 1 hits polyvinyl chloride wood plastic building mould, it is characterised in that: composite foamable agent
For the mixture of yellow hair infusion Yu poliosis infusion, yellow hair infusion is 1:2-1:3 with the mass ratio of poliosis infusion.
Weatherproof the most according to claim 1 hits polyvinyl chloride wood plastic building mould, it is characterised in that: yellow hair infusion is
ADC foaming agent；Poliosis infusion is PVC foam agent W3839.
6. the Weatherproof described in any one of claim 1-5 hits a preparation method for polyvinyl chloride wood plastic building mould, its
It is characterised by:
First the raw material of formula ratio is heated to 110-120 DEG C of mix homogeneously, when being cooled to 40-50 DEG C, uses twin-screw extrusion
Machine adds heat fusing, and fused materials enters foaming mould molding, through water jacket surface chilling, then through polylith stereotype plate cooling and shaping, so
Rear deburring, cutting, obtain Weatherproof and hit polyvinyl chloride wood plastic building mould.
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| CN105086257A (en) * | 2015-08-26 | 2015-11-25 | 安徽北马科技有限公司 | High-weatherability PVC (polyvinyl chloride) wood-plastic composite material |
| CN106188984A (en) * | 2016-08-28 | 2016-12-07 | 肖丽燕 | A kind of low temperature resistant antivibration fretting map PVC board its preparation method |
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| CN108047607A (en) * | 2017-12-28 | 2018-05-18 | 六盘水康博木塑科技有限公司 | A kind of PVC composite boards and preparation method thereof |
| CN108948571B (en) * | 2018-06-01 | 2020-10-16 | 福建祥龙塑胶有限公司 | High-strength wood-plastic board composition |
| CN108841114A (en) * | 2018-07-18 | 2018-11-20 | 合肥梵腾环保科技有限公司 | A kind of novel environment friendly Wood-plastic material and preparation method thereof |
| CN109181150A (en) * | 2018-08-01 | 2019-01-11 | 吉林爱尔得板材科技有限公司 | A kind of expansion type stone plastic wood sheet and preparation method thereof |
| CN110423418A (en) * | 2019-07-29 | 2019-11-08 | 康瑞意 | A kind of bamboo-plastic environmental friendly regenerated building template a tree, used in making timber for boats item of PVC |
| CN110669348A (en) * | 2019-10-12 | 2020-01-10 | 林艳芬 | Preparation method of wood-plastic composite material |
| CN111234342A (en) * | 2020-01-17 | 2020-06-05 | 浙江钧科新材料有限公司 | Light building template material produced by waste plastics and production method thereof |
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Address after: Yue Walled Village Yiyuan County town of Shandong city of Zibo province 256102 Patentee after: Shandong Botuo New Material Technology Co.,Ltd. Address before: Yue Walled Village Yiyuan County town of Shandong city of Zibo province 256102 Patentee before: SHANDONG BOTUO PLASTIC INDUSTRY Co.,Ltd. |
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Inventor after: Ma Jian Inventor after: Miao Wei Inventor after: Sun Feng Inventor after: Miao Xiangcheng Inventor before: Zhou Xuewei Inventor before: Miao Wei Inventor before: Miao Xiangcheng Inventor before: Wang Changming |
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Denomination of invention: Weather-resistant and impact-resistant PVC wood-plastic building formwork and its preparation method Effective date of registration: 20230301 Granted publication date: 20161005 Pledgee: Bank of China Limited Yiyuan sub branch Pledgor: Shandong Botuo New Material Technology Co.,Ltd. Registration number: Y2023980033749 |