CN104230213B - A kind of polypropylene fibre strengthens the preparation method of quartz synthetic stone slab - Google Patents
A kind of polypropylene fibre strengthens the preparation method of quartz synthetic stone slab Download PDFInfo
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- CN104230213B CN104230213B CN201410451546.9A CN201410451546A CN104230213B CN 104230213 B CN104230213 B CN 104230213B CN 201410451546 A CN201410451546 A CN 201410451546A CN 104230213 B CN104230213 B CN 104230213B
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Abstract
The invention discloses the preparation method that a kind of polypropylene fibre strengthens quartz synthetic stone slab.Polypropylene fibre: flexible unsaturated polyester resin: silicon whisker: silicon powder: common quartz powder materials: mill base: auxiliary packing: nano modification auxiliary agent: coupling agent: softening agent: high-temperature curing agent (mass ratio)=0.15 ~ 0.3:6 ~ 20:2 ~ 10:2 ~ 10:25 ~ 85:0.05 ~ 2:2 ~ 40:0.2 ~ 1:0.05 ~ 0.3:0.1 ~ 0.5:0.05 ~ 0.3, stirs to obtain hybrid resin by polypropylene fibre, flexible unsaturated polyester resin, softening agent, mill base and high-temperature curing agent; Silicon whisker, silicon powder, common quartz powder materials and auxiliary packing are uniformly mixed, hybrid resin is added after adding nano modification auxiliary agent and the dispersion of coupling agent high speed whip modified, stir blend composition processed, import making sheet mould, water mill polishing after hot setting sizing, obtains polypropylene fibre and strengthens quartz synthetic stone slab.
Description
Technical field
The invention belongs to artificial stone-like material's preparing technical field, particularly a kind of polypropylene fibre strengthens the preparation method of quartz synthetic stone slab.
Background technology
At the Home Industry of Chinese develop rapidly, artificial stone-like material is as a kind of type material, except the auxiliary products as cabinet industry, increasingly extensive in whole sector application.Expert represents, artificial stone-like material is unsaturated polyester resin important applied field.Quartz synthesis masonry is that the sheet material of a kind of novel artificial stone-like material is widely used in cabinet table surface, toilet table top, Dining table top, hospital's table top and laboratory table top etc.
But common quartz synthesis stone is made up of common unsaturated polyester resin and quartz powder materials, belong to fragility macromolecular material, cracking is easier to just as simple glass, existing market is investigated, for the quartz synthetic stone slab cracking rate of kitchen countertop up to 3 ~ 5%, have a strong impact on its market outlet.
Polypropylene fibre has the features such as chemical stability is good, cheap, deadweight is less, easy construction, the tensile stress because plastic shrinkage causes can be born, constraint and the expansion stoping microfracture, polypropylene fibre enhancing modified quartz synthetic stone slab is adopted to have high-strength light, the advantage of resistance to cleavage, anti-permeability performance and excellent in durability.
Therefore the present invention utilizes polypropylene fibre to strengthen quartz synthetic stone slab, to improve tensile splitting strength and the folding strength of quartz synthetic stone slab, reduces in actual use procedure the generation of the situation that ftractures.Above thinking has no bibliographical information.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, provide a kind of polypropylene fibre to strengthen the preparation method of quartz synthetic stone slab.
Concrete steps are:
(1) raw material is taken according to following mass ratio, polypropylene fibre: flexible unsaturated polyester resin: silicon whisker: silicon powder: common quartz powder materials: mill base: auxiliary packing: nano modification auxiliary agent: coupling agent: softening agent: high-temperature curing agent=0.15 ~ 0.3:6 ~ 20:2 ~ 10:2 ~ 10:25 ~ 85:0.05 ~ 2:2 ~ 40:0.2 ~ 1:0.05 ~ 0.3:0.1 ~ 0.5:0.05 ~ 0.3.
(2) polypropylene fibre, flexible unsaturated polyester resin, softening agent, mill base and high-temperature curing agent that step (1) takes are added in liquid stirrers to stir with the rotating speed of 300 ~ 1000 revs/min and mix for 4 ~ 15 minutes, obtained hybrid resin.
(3) silicon whisker step (1) taken, silicon powder, common quartz powder materials and auxiliary packing are poured in powder homogenizer, open and stir, arranging stir speed (S.S.) is 250 ~ 450 revs/min, then add in powder homogenizer after nano modification auxiliary agent step (1) taken and coupling agent mixing, high speed whip modified dispersion 30 ~ 70 minutes, then in powder homogenizer, add the hybrid resin that step (2) is obtained, arranging stir speed (S.S.) is 200 ~ 400 revs/min, blending and stirring 15 ~ 25 minutes, obtained blend composition.
(4) blend composition obtained for step (3) is imported making sheet mould, smooth cloth, then vacuum pressing, water mill polishing after hot setting sizing, namely obtained polypropylene fibre strengthens quartz synthetic stone slab.
Described polypropylene fibre is monofilament pencil staple fibre, and its length is 15 ~ 19 millimeters, and tensile strength is greater than 500 MPas.
Described flexible unsaturated polyester resin is one or more in simple terephthalate-type unsaturated polyester resin, adipic acid type unsaturated polyester resin and modified by maleic acid anhydride graft type unsaturated polyester resin.
Described auxiliary packing is one or more in glass particle, lithotome particle and ceramic particle.
Described nano modification auxiliary agent is one or more in nano-silicon dispersion agent, hyperbranched dispersion agent and nano silicon dispersion agent.
Described coupling agent is one or more in silane coupling agent, aluminate coupling agent, titanate coupling agent and aluminium titanium composite coupler.
Described softening agent is one or more in Vanay, epoxy tetrahydro-2-ethylhexyl phthalate, methyl pentachlorostearate and dioctyl maleate.
Compared with prior art, advantage of the present invention is: the inventive method technique is simple, and raw material is easy to get, with low cost, is easy to large-scale promotion, and prepared polypropylene fibre enhancing quartz synthetic stone slab cracking rate is low, high comprehensive performance.
Embodiment
embodiment 1:
(1) raw material is taken according to following quality, 0.2 kg polypropylene fiber, 15 kilograms of adipic acid type unsaturated polyester resins, 6 kilograms of silicon whiskers, 6 kilograms of silicon powders, 40 kilograms of common quartz powder materials, 0.8 kilogram of mill base, 28 kilograms of ceramic particles, 0.6 kilogram of nano-silicon dispersion agent, 0.2 kg aluminium titanium composite coupler, 0.3 kilogram of Vanay and 0.2 kilogram of high-temperature curing agent.
(2) polypropylene fibre, adipic acid type unsaturated polyester resin, Vanay, mill base and high-temperature curing agent that step (1) takes are added in liquid stirrers to stir with the rotating speed of 700 revs/min within 8 minutes, mix, obtained hybrid resin.
(3) silicon whisker, silicon powder, common quartz powder materials and ceramic particle that step (1) takes are poured in powder homogenizer, open and stir, arranging stir speed (S.S.) is 300 revs/min, then add in powder homogenizer after nano-silicon dispersion agent step (1) taken and aluminium titanium composite coupler mixing, high speed whip modified disperses 40 minutes, then in powder homogenizer, add the hybrid resin that step (2) is obtained, arranging stir speed (S.S.) is 300 revs/min, blending and stirring 20 minutes, obtained blend composition.
(4) blend composition obtained for step (3) is imported making sheet mould, smooth cloth, then vacuum pressing, water mill polishing after hot setting sizing, namely obtained polypropylene fibre strengthens quartz synthetic stone slab.
Described polypropylene fibre is monofilament pencil staple fibre, and its length is 16 millimeters, and tensile strength is 520 ~ 550 MPas.
Polypropylene fibre obtained for the present embodiment is strengthened quartz synthetic stone slab and is cut into 300 millimeters × 300 millimeters × 15 mm sizes, fall do not ftracture for 120 times (prior art sheet material 500 grams of steel balls 1 meter of high falling once is split) with 500 grams of steel balls 2 meters are high; The polypropylene fibre that the present embodiment obtains strengthens quartz synthetic stone slab 5 DEG C/95 DEG C cold and hot water and impacts 5000 times without considerable change (prior art sheet material is impacted about 1000 times particles and peels off, and occurs crackle); The polypropylene fibre that the present embodiment obtains strengthens quartz synthetic stone slab 1.2 meters of levels and falls do not ftracture (prior art sheet material 0.4 meter of high falling once is split).
embodiment 2:
(1) raw material is taken according to following quality, 0.25 kg polypropylene fiber, 16 kilograms of modified by maleic acid anhydride graft type unsaturated polyester resins, 6 kilograms of silicon whiskers, 6 kilograms of silicon powders, 55 kilograms of common quartz powder materials, 1.2 kilograms of mill bases, 21 kilograms of glass particles, 0.6 kilogram of hyperbranched dispersion agent, 0.15 kilogram of silane coupling agent, 0.3 kilogram of dioctyl maleate and 0.15 kilogram of high-temperature curing agent.
(2) modified by maleic acid anhydride graft type unsaturated polyester resin, dioctyl maleate, mill base and high-temperature curing agent that step (1) takes are added in liquid stirrers to stir with the rotating speed of 650 revs/min within 9 minutes, mix, obtained hybrid resin.
(3) silicon whisker, silicon powder, common quartz powder materials and glass particle that step (1) takes are poured in powder homogenizer, open and stir, arranging stir speed (S.S.) is 350 revs/min, then add in powder homogenizer after hyperbranched dispersion agent step (1) taken and silane coupling agent mixing, high speed whip modified disperses 50 minutes, then in powder homogenizer, add the hybrid resin that step (2) is obtained, arranging stir speed (S.S.) is 300 revs/min, blending and stirring 20 minutes, obtained blend composition.
(4) blend composition obtained for step (3) is imported making sheet mould, smooth cloth, then vacuum pressing, water mill polishing after hot setting sizing, namely obtained polypropylene fibre strengthens quartz synthetic stone slab.
Described polypropylene fibre is monofilament pencil staple fibre, and its length is 17 millimeters, and tensile strength is 530 ~ 570 MPas.
Polypropylene fibre obtained for the present embodiment is strengthened quartz synthetic stone slab and is cut into 300 millimeters × 300 millimeters × 15 mm sizes, fall do not ftracture for 130 times (prior art sheet material 500 grams of steel balls 1 meter of high falling once is split) with 500 grams of steel balls 2.5 meters are high; The polypropylene fibre that the present embodiment obtains strengthens quartz synthetic stone slab 5 DEG C/95 DEG C cold and hot water and impacts 5000 times without considerable change (prior art sheet material is impacted about 1000 times particles and peels off, and occurs crackle); The polypropylene fibre that the present embodiment obtains strengthens quartz synthetic stone slab 1.4 meters of levels and falls do not ftracture (prior art sheet material 0.4 meter of high falling once is split).
Claims (1)
1. polypropylene fibre strengthens a preparation method for quartz synthetic stone slab, it is characterized in that concrete steps are:
(1) raw material is taken according to following mass ratio, polypropylene fibre: flexible unsaturated polyester resin: silicon whisker: silicon powder: common quartz powder materials: mill base: auxiliary packing: nano modification auxiliary agent: coupling agent: softening agent: high-temperature curing agent=0.15 ~ 0.3:6 ~ 20:2 ~ 10:2 ~ 10:25 ~ 85:0.05 ~ 2:2 ~ 40:0.2 ~ 1:0.05 ~ 0.3:0.1 ~ 0.5:0.05 ~ 0.3;
(2) polypropylene fibre, flexible unsaturated polyester resin, softening agent, mill base and high-temperature curing agent that step (1) takes are added in liquid stirrers to stir with the rotating speed of 300 ~ 1000 revs/min and mix for 4 ~ 15 minutes, obtained hybrid resin;
(3) silicon whisker step (1) taken, silicon powder, common quartz powder materials and auxiliary packing are poured in powder homogenizer, open and stir, arranging stir speed (S.S.) is 250 ~ 450 revs/min, then add in powder homogenizer after nano modification auxiliary agent step (1) taken and coupling agent mixing, high speed whip modified dispersion 30 ~ 70 minutes, then in powder homogenizer, add the hybrid resin that step (2) is obtained, arranging stir speed (S.S.) is 200 ~ 400 revs/min, blending and stirring 15 ~ 25 minutes, obtained blend composition;
(4) blend composition obtained for step (3) is imported making sheet mould, smooth cloth, then vacuum pressing, water mill polishing after hot setting sizing, namely obtained polypropylene fibre strengthens quartz synthetic stone slab;
Described polypropylene fibre is monofilament pencil staple fibre, and its length is 15 ~ 19 millimeters, and tensile strength is greater than 500 MPas;
Described flexible unsaturated polyester resin is one or more in m-phthalic acid type unsaturated polyester resin, adipic acid type unsaturated polyester resin and modified by maleic acid anhydride graft type unsaturated polyester resin;
Described auxiliary packing is one or more in glass particle, lithotome particle and ceramic particle;
Described nano modification auxiliary agent is one or more in nano-silicon dispersion agent, hyperbranched dispersion agent and nano silicon dispersion agent;
Described coupling agent is one or more in silane coupling agent, aluminate coupling agent, titanate coupling agent and aluminium titanium composite coupler;
Described softening agent is one or more in Vanay, epoxy tetrahydro-2-ethylhexyl phthalate, methyl pentachlorostearate and dioctyl maleate.
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| CN201410451546.9A CN104230213B (en) | 2014-09-08 | 2014-09-08 | A kind of polypropylene fibre strengthens the preparation method of quartz synthetic stone slab |
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| CN201410451546.9A CN104230213B (en) | 2014-09-08 | 2014-09-08 | A kind of polypropylene fibre strengthens the preparation method of quartz synthetic stone slab |
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| CN104230213B true CN104230213B (en) | 2016-03-02 |
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| CN106517997A (en) * | 2016-11-24 | 2017-03-22 | 李德生 | Glass fiber-waterproof agent-ceramic powder synthesized plywood |
| CN108395687B (en) * | 2018-03-01 | 2020-11-06 | 泰州禾益新材料科技有限公司 | High-strength wear-resistant ceramic-like material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665015A (en) * | 2009-10-29 | 2010-03-10 | 东北林业大学 | Method for manufacturing fibrilia/polypropylene fiber composite board |
| CN101805151A (en) * | 2010-03-26 | 2010-08-18 | 广州戈兰迪高分子材料有限公司 | Noctilucent artificial stone and preparation method thereof |
| CN102643052A (en) * | 2012-04-24 | 2012-08-22 | 本益实业（福建）有限公司 | Manufacture method for staining resistant artificial quartz stone |
| CN103011693A (en) * | 2012-11-22 | 2013-04-03 | 广东中旗新材料科技有限公司 | Quartz plate and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665015A (en) * | 2009-10-29 | 2010-03-10 | 东北林业大学 | Method for manufacturing fibrilia/polypropylene fiber composite board |
| CN101805151A (en) * | 2010-03-26 | 2010-08-18 | 广州戈兰迪高分子材料有限公司 | Noctilucent artificial stone and preparation method thereof |
| CN102643052A (en) * | 2012-04-24 | 2012-08-22 | 本益实业（福建）有限公司 | Manufacture method for staining resistant artificial quartz stone |
| CN103011693A (en) * | 2012-11-22 | 2013-04-03 | 广东中旗新材料科技有限公司 | Quartz plate and preparation method thereof |
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Inventor after: Liang Zhouan Inventor before: Guo Dong Inventor before: Xu Xu Inventor before: Huang Chao Inventor before: Li Jingjing Inventor before: Ling Min |
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Effective date of registration: 20170601 Address after: 528434, No. 18, Jian Jian street, Fu Sha town, Guangdong, Zhongshan Patentee after: Zhongshan Warner Decorative Material Co., Ltd. Address before: 541004 the Guangxi Zhuang Autonomous Region Guilin Construction Road No. 12 Patentee before: Guilin University of Technology |