CN104725744A - Wollastonite-reinforced wood-plastic building template and preparation method thereof - Google Patents
Wollastonite-reinforced wood-plastic building template and preparation method thereof Download PDFInfo
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- CN104725744A CN104725744A CN201510138836.2A CN201510138836A CN104725744A CN 104725744 A CN104725744 A CN 104725744A CN 201510138836 A CN201510138836 A CN 201510138836A CN 104725744 A CN104725744 A CN 104725744A
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- C—CHEMISTRY; METALLURGY
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- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/18—Binary blends of expanding agents
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use 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; Derivatives of such polymers
- C08J2327/02—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2497/00—Characterised by the use of lignin-containing materials
- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K2201/002—Physical properties
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- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention provides a wollastonite reinforced wood-plastic building template and a preparation method thereof. The wollastonite reinforced wood-plastic building template is obtained by carrying out ball milling and stirring on the raw materials of wollastonite cebollite powder and the like in a ball mill at first, then mixing the raw materials in a mixing machine at a high speed and a low speed, and finally carrying out double-screw extrusion, mould forming, cooling shaping and traction cutting on a production line for a wood-plastic building template. The wood-plastic building template produced by the preparation method provided by the invention is wear-resistant, non-toxic and environment-friendly, capable of being cyclically used, and wide in use range.
Description
Technical field
The invention belongs to building template technical field, particularly relate to a kind of wollastonite enhancement type wood plastic building mould improving wood plastic building mould mechanical property.
Background technology
Building template is the requisite consumption-type raw materials for production of the daily production of building trade, in recent years along with the exhaustion of natural resources and the enhancing of people's environmental consciousness, wood plastic composite (WPC) building template is substituting the building trade such as Sheet Steel Form, wood plywood template, bamboo plywood form gradually and is commonly using template and enter the people visual field.Compared with conventional a few class building templates, wood plastic building mould have environment-protecting asepsis, tolerance range high, prevent fires water-fast, reuse number of times high, agricultural wastes can be utilized to carry out the advantage such as producing, but also there is the high shortcoming of raw materials for production cost.The cost of wood plastic building mould depends primarily on its reusable number of times, and the mechanical property of wood plastic building mould is more excellent, and reusable number of times is more, produce and use cost lower.
In order to improve the mechanical property of Wood-plastic formwork, people attempt adding various enhancement type filler improve by moulding in formula toward wood, common are light active calcium carbonate, modified heavy calcium carbonate, glass fibre, silicon-dioxide etc.Application number 201210521221.4, the patent of invention of denomination of invention " high rigidity wood plastic building mould and preparation method thereof ", mentions and uses titanate coupling agent or aluminate coupling agent improvement superfine silicon dioxide or nano-calcium carbonate to strengthen wood plastic building mould.Application number 201110133120.5, denomination of invention " a kind of building template micro-foaming wood plastic composite sheet and preparation method thereof " patent of invention, by adding the alkali free glass fibre climbing shuttering mechanical property of diameter 7 ~ 14 μm, long 4 ~ 8 mm in formula.Application number 200710158472.X, the patent of invention that denomination of invention " produces the building raw materials used proportioning of dedicated templates and production technique ", in formula, employ part brucite, talcum powder and dicalcium powder as mineral filler, produce building template by stearic acid and even stick modification.Although what aforesaid method had improves wood plastic building mould mechanical property to a certain extent, but cause material cost obviously to raise, although what have employs cheap raw material, template access times are not also obviously promoted, and greatly limit the popularization of wood plastic building mould.
Summary of the invention
The object of the invention is for above-mentioned Problems existing, provide a kind of wollastonite enhancement type wood plastic building mould and preparation method thereof, by adding the raw material production wood plastic building mould of wollastonite stone flour fiber, while climbing shuttering performance, effectively reduce raw materials cost.
The invention provides a kind of wollastonite enhancement type wood plastic building mould, formed by following mass fraction mixing manufacture by following component materials:
Polyvinyl chloride 55-60 part,
Corn cob meal 8-10 part,
Wollastonite fibre stone flour 20-25 part,
Phosphogypsum 0.5-1 part,
Carbide slag 0.2-0.4 part,
Silane coupling agent 1-1.5 part,
Sodium bicarbonate 0.6-0.8 part,
Cellmic C 121 2-2.5 part,
Foaming control agent 8-10 part,
Thermo-stabilizer 3-4 part,
Polyethylene wax 4-5 part,
Lubricant 2-3 part,
Oxidized polyethlene wax 6-8 part.
Described polyvinyl chloride is SG-7 type polyvinyl chloride, and corn cob meal particle diameter is 40-80 order, and wollastonite stone flour fiber diameter is less than 1200 orders, and phosphogypsum particle diameter is less than 1200 orders, and carbide slag particle diameter is less than 1200 orders.
Described silane coupling agent is the KH-470 type silane coupling agent that Nanjing Neng De Chemical Co., Ltd. produces; foaming control agent is the ACR 401 type foaming control agent that Shanghai Hua Yi auxiliary chemicals company limited produces; thermo-stabilizer be the bright woods in Guangdong take in the fresh material Science and Technology Co., Ltd. produce WWP-B type composite thermal stabilizer; lubricant is the G60 type lubricant that Shanghai Jie Shangjie Chemical Co., Ltd. produces, and polyethylene wax (PE wax), oxidized polyethlene wax (OPE), sodium bicarbonate and Cellmic C 121 (AC) are commercially available common PVC industrial chemicals.
Described wollastonite fibre stone flour pulverizes obtained by natural wollastonite or obtained by synthetic.
The present invention also provides a kind of preparation method of wollastonite enhancement type wood plastic building mould, comprises the following steps:
(1) wollastonite stone flour fiber, phosphogypsum, carbide slag are put into ball mill ball grinding stirring 4-6 minute;
(2) mixture that corn cob meal, silane coupling agent and step (1) are obtained is put into mixer, high-speed mixing 2-3 minute under 100 DEG C of conditions;
(3) in mixer, polyvinyl chloride, sodium bicarbonate, Cellmic C 121, foaming control agent, thermo-stabilizer, polyethylene wax, lubricant, oxidized polyethlene wax is added, low speed mixing 8-10 minute under 120 DEG C of conditions, be cooled to 50-60 DEG C, obtain mixture;
(4) mixture obtained for step (3) is obtained finished product on wood plastic building mould production line after twin-screw extrusion → mould → cooling and shaping → traction cutting.
Described each component materials mass fraction is:
Polyvinyl chloride 55-60 part,
Corn cob meal 8-10 part,
Wollastonite fibre stone flour 20-25 part,
Phosphogypsum 0.5-1 part,
Carbide slag 0.2-0.4 part,
Silane coupling agent 1-1.5 part,
Sodium bicarbonate 0.6-0.8 part,
Cellmic C 121 2-2.5 part,
Foaming control agent 8-10 part,
Thermo-stabilizer 3-4 part,
Polyethylene wax 4-5 part,
Lubricant 2-3 part,
Oxidized polyethlene wax 6-8 part.
Beneficial effect of the present invention: (1) the present invention adds formula using the wollastonite stone flour fiber with excellent reinforcing property as inorganic reinforced filling, and by adding suitable industrial solid castoff phosphogypsum and carbide slag effects on surface hardness is high and the wollastonite stone flour fiber of polyvinyl chloride (PVC) RESINS poor compatibility carries out co-ground to make its surface irregularity, again by silane coupling agent surface modification, improve the consistency of itself and resin.(2) the present invention adopts wollastonite stone flour fiber as raw material, relatively common calcene mineral filler, not only improve template performance simultaneously but also effectively reduce production cost, and provide a new comprehensive Utilization Ways for industrial solid castoff phosphogypsum and carbide slag.(3) the present invention produces wood plastic building mould resistance to impact shock, static bending intensity, hardness, thermostability and dimensional stability are all significantly improved, the number of times of reusing of template rises greatly, reusable more than 30 times in the condition of normal use.(4) wear-resistant, the asepsis environment-protecting of wood plastic building mould produced of the present invention, can be recycled, use range is wide, wide market.
Embodiment
embodiment 1
A preparation method for wollastonite enhancement type wood plastic building mould, comprises the following steps:
(1) mass fraction wollastonite stone flour fiber 25 parts, phosphogypsum 1 part, carbide slag 0.4 part are put into ball mill ball grinding stirring 6 minutes;
(2) mixture that mass fraction corn cob meal 10 parts, silane coupling agent 1.5 parts and step (1) are obtained is put into mixer, high-speed mixing 3 minutes under 100 DEG C of conditions;
(3) in mixer, add mass fraction polyvinyl chloride 55 parts, sodium bicarbonate 0.8 part, Cellmic C 121 2.5 parts, foaming control agent 10 parts, thermo-stabilizer 3 parts, polyethylene wax 5 parts, lubricant 3 parts, oxidized polyethlene wax 8 parts, low speed mixing 10 minutes under 120 DEG C of conditions, be cooled to 60 DEG C, obtain mixture;
(4) mixture obtained for step (3) is obtained finished product on wood plastic building mould production line after twin-screw extrusion → mould → cooling and shaping → traction cutting.
embodiment 2
A preparation method for wollastonite enhancement type wood plastic building mould, comprises the following steps:
(1) mass fraction wollastonite stone flour fiber 22 parts, phosphogypsum 0.8 part, carbide slag 0.3 part are put into ball mill ball grinding stirring 5 minutes;
(2) mixture that mass fraction corn cob meal 9 parts, silane coupling agent 1.3 parts and step (1) are obtained is put into mixer, high-speed mixing 2.5 minutes under 100 DEG C of conditions;
(3) in mixer, add mass fraction polyvinyl chloride 57 parts, sodium bicarbonate 0.7 part, Cellmic C 121 2.5 parts, foaming control agent 9 parts, thermo-stabilizer 3.5 parts, polyethylene wax 4.5 parts, lubricant 2.5 parts, oxidized polyethlene wax 7 parts, low speed mixing 9 minutes under 120 DEG C of conditions, be cooled to 55 DEG C, obtain mixture;
(4) mixture obtained for step (3) is obtained finished product on wood plastic building mould production line after twin-screw extrusion → mould → cooling and shaping → traction cutting.
embodiment 3
A preparation method for wollastonite enhancement type wood plastic building mould, comprises the following steps:
(1) mass fraction wollastonite stone flour fiber 20 parts, phosphogypsum 0.5 part, carbide slag 0.2 part are put into ball mill ball grinding stirring 4 minutes;
(2) mixture that mass fraction corn cob meal 8 parts, silane coupling agent 1 part and step (1) are obtained is put into mixer, high-speed mixing 2 minutes under 100 DEG C of conditions;
(3) in mixer, add mass fraction polyvinyl chloride 60 parts, sodium bicarbonate 0.6 part, Cellmic C 121 2 parts, foaming control agent 8 parts, thermo-stabilizer 4 parts, polyethylene wax 4 parts, lubricant 2 parts, oxidized polyethlene wax 6 parts, low speed mixing 8 minutes under 120 DEG C of conditions, be cooled to 50 DEG C, obtain mixture;
(4) mixture obtained for step (3) is obtained finished product on wood plastic building mould production line after twin-screw extrusion → mould → cooling and shaping → traction cutting.
Claims (5)
1. a wollastonite enhancement type wood plastic building mould, is characterized in that, described building template is formed by following mass fraction mixing manufacture by following component materials:
Polyvinyl chloride 55-60 part,
Corn cob meal 8-10 part,
Wollastonite fibre stone flour 20-25 part,
Phosphogypsum 0.5-1 part,
Carbide slag 0.2-0.4 part,
Silane coupling agent 1-1.5 part,
Sodium bicarbonate 0.6-0.8 part,
Cellmic C 121 2-2.5 part,
Foaming control agent 8-10 part,
Thermo-stabilizer 3-4 part,
Polyethylene wax 4-5 part,
Lubricant 2-3 part,
Oxidized polyethlene wax 6-8 part.
2. wollastonite enhancement type wood plastic building mould according to claim 1, it is characterized in that, described polyvinyl chloride is SG-7 type polyvinyl chloride, corn cob meal particle diameter is 40-80 order, wollastonite stone flour fiber diameter is less than 1200 orders, phosphogypsum particle diameter is less than 1200 orders, and carbide slag particle diameter is less than 1200 orders.
3. wollastonite enhancement type wood plastic building mould according to claim 1, is characterized in that, described wollastonite fibre stone flour pulverizes obtained by natural wollastonite or obtained by synthetic.
4. a preparation method for wollastonite enhancement type wood plastic building mould according to claim 1, is characterized in that, comprise the following steps:
(1) wollastonite stone flour fiber, phosphogypsum, carbide slag are put into ball mill ball grinding stirring 4-6 minute;
(2) mixture that corn cob meal, silane coupling agent and step (1) are obtained is put into mixer, high-speed mixing 2-3 minute under 100 DEG C of conditions;
(3) in mixer, polyvinyl chloride, sodium bicarbonate, Cellmic C 121, foaming control agent, thermo-stabilizer, polyethylene wax, lubricant, oxidized polyethlene wax is added, low speed mixing 8-10 minute under 120 DEG C of conditions, be cooled to 50-60 DEG C, obtain mixture;
(4) mixture obtained for step (3) is obtained finished product on wood plastic building mould production line after twin-screw extrusion → mould → cooling and shaping → traction cutting.
5. the preparation method of wollastonite enhancement type wood plastic building mould according to claim 4, is characterized in that, described each component materials mass fraction is:
Polyvinyl chloride 55-60 part,
Corn cob meal 8-10 part,
Wollastonite fibre stone flour 20-25 part,
Phosphogypsum 0.5-1 part,
Carbide slag 0.2-0.4 part,
Silane coupling agent 1-1.5 part,
Sodium bicarbonate 0.6-0.8 part,
Cellmic C 121 2-2.5 part,
Foaming control agent 8-10 part,
Thermo-stabilizer 3-4 part,
Polyethylene wax 4-5 part,
Lubricant 2-3 part,
Oxidized polyethlene wax 6-8 part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510138836.2A CN104725744A (en) | 2015-03-27 | 2015-03-27 | Wollastonite-reinforced wood-plastic building template and preparation method thereof |
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| CN201510138836.2A CN104725744A (en) | 2015-03-27 | 2015-03-27 | Wollastonite-reinforced wood-plastic building template and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105315582A (en) * | 2015-11-30 | 2016-02-10 | 马鞍山泓宇材料科技有限公司 | Enhanced wood-plastic building board proportioning method |
| CN105315583A (en) * | 2015-11-30 | 2016-02-10 | 马鞍山泓宇材料科技有限公司 | Enhanced wood-plastic building board raw material proportioning method |
| CN105331012A (en) * | 2015-11-29 | 2016-02-17 | 贵州开磷集团股份有限公司 | PVC profile produced by taking phosphogypsum as filler |
| CN105419148A (en) * | 2015-11-29 | 2016-03-23 | 贵州开磷集团股份有限公司 | Method for producing pvc profile material with ardealite as filler |
| CN105418051A (en) * | 2015-12-09 | 2016-03-23 | 佛山君帝环保科技有限公司 | Environment-friendly building material |
| CN105419152A (en) * | 2015-11-29 | 2016-03-23 | 贵州开磷集团股份有限公司 | Preparation method of pvc extrusion hard board |
| CN105837983A (en) * | 2016-05-10 | 2016-08-10 | 山东霞光实业有限公司 | Wood-plastic plate and production process |
| CN109535607A (en) * | 2018-12-06 | 2019-03-29 | 江苏金材科技有限公司 | A kind of modified carbide slag filled PVC |
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2015
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| CN1948665A (en) * | 2005-10-10 | 2007-04-18 | 四川自强科技有限公司 | Wood plastic composite material building mould board, its preparation method and use |
| CN102167872A (en) * | 2011-05-23 | 2011-08-31 | 南京航空航天大学 | Micro-foaming wood plastic composite material plate for building template and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105331012A (en) * | 2015-11-29 | 2016-02-17 | 贵州开磷集团股份有限公司 | PVC profile produced by taking phosphogypsum as filler |
| CN105419148A (en) * | 2015-11-29 | 2016-03-23 | 贵州开磷集团股份有限公司 | Method for producing pvc profile material with ardealite as filler |
| CN105419152A (en) * | 2015-11-29 | 2016-03-23 | 贵州开磷集团股份有限公司 | Preparation method of pvc extrusion hard board |
| CN105315582A (en) * | 2015-11-30 | 2016-02-10 | 马鞍山泓宇材料科技有限公司 | Enhanced wood-plastic building board proportioning method |
| CN105315583A (en) * | 2015-11-30 | 2016-02-10 | 马鞍山泓宇材料科技有限公司 | Enhanced wood-plastic building board raw material proportioning method |
| CN105418051A (en) * | 2015-12-09 | 2016-03-23 | 佛山君帝环保科技有限公司 | Environment-friendly building material |
| CN105837983A (en) * | 2016-05-10 | 2016-08-10 | 山东霞光实业有限公司 | Wood-plastic plate and production process |
| CN109535607A (en) * | 2018-12-06 | 2019-03-29 | 江苏金材科技有限公司 | A kind of modified carbide slag filled PVC |
| CN109535607B (en) * | 2018-12-06 | 2021-06-25 | 江苏金材科技有限公司 | Modified carbide slag filled PVC |
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