CN105198348A - Fiber-reinforced light-weight building composite material and preparation process - Google Patents

Fiber-reinforced light-weight building composite material and preparation process Download PDF

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Publication number
CN105198348A
CN105198348A CN201510658445.3A CN201510658445A CN105198348A CN 105198348 A CN105198348 A CN 105198348A CN 201510658445 A CN201510658445 A CN 201510658445A CN 105198348 A CN105198348 A CN 105198348A
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China
Prior art keywords
parts
fibre
weight
polyester resin
saturated polyester
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CN201510658445.3A
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Chinese (zh)
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彭孝茹
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Suzhou Fasite Information Technology Co Ltd
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Suzhou Fasite Information Technology Co Ltd
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Priority to CN201510658445.3A priority Critical patent/CN105198348A/en
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Abstract

The invention relates to a fiber-reinforced light-weight building composite material. The composite material comprises the following raw materials in parts by weight: 50 to 80 parts of gypsum powder, 20 to 30 parts of expanded vermiculite powder, 20 to 40 parts of water saturated polyester resin, 20 to 40 parts of micro-porous calcium silicate, 3 to 8 parts of glass fibers, 2 to 10 parts of asbestos wool, 0.3 to 1 part of polypropylene short fibers and 4 to 12 parts of lignin fibers. The building composite material is structurally reinforced by adopting organic and inorganic fibers, the inorganic light-weight high-strength insulation material is used as a basic material, the water saturated polyester resin is used for accelerating the curing forming, and the obtained building composite material has advantages of light weight, high strength and good comprehensive performance.

Description

A kind of fibre-reinforced light-weight building matrix material and preparation technology
Technical field
The present invention relates to building material technical field, be specifically related to a kind of fibre-reinforced light-weight building matrix material and preparation technology.
Background technology
Along with the progress of science and technology and the development of economy, Building Trade in China achieves rapid progress, and skyscraper is stood like the mushrooms after rain.Developing rapidly along with Highrise buildings, the imbalance between supply and demand of material of construction, alleviates the problem such as structural weight per square meter and seismic design and highlights gradually.At present, the Highrise buildings deadweight of China is generally 1.2-1.7t/m 3, problem bigger than normal, material usage is many of conducting oneself with dignity brings inconvenience to design, construction, transport and cost.
Along with the development of building technology, material of construction and Building technology constantly make a breakthrough, and wherein namely one of most outstanding feature is constantly alleviating of building weight, and material usage constantly reduces, and the potentiality of material are progressively played.The development trend of building trade is, structured material is just towards the future development of high-strength light, and this not only meets the requirement more and more higher to Highrise buildings, and significantly reduces the deadweight of buildings.
Light building material, by the future development to environmental protection, energy-conservation, green, compound, blending technology, multifunction, is constantly met the need of market.The improving constantly and improving of light building material quality and function, the usage quantity of following light building material will significantly promote.But at present light building material exists the low problem of intensity, and leakproof, heat insulating, fire resistance have much room for improvement.
Summary of the invention
Not enough for prior art, the invention provides a kind of fibre-reinforced light-weight building matrix material and preparation technology, gained matrix material is easy to use, high-strength light, and over-all properties is good.
The technical scheme that the present invention solves the problems of the technologies described above employing is: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 50 ~ 80 parts, expanded vermiculite powder 20 ~ 30 parts, water-based saturated polyester resin 20 ~ 40 parts, microporous calcium silicate 20 ~ 40 parts, 3 ~ 8 parts, glass fibre, asbestos wool 2 ~ 10 parts, polypropene staple 0.3 ~ 1 part, lignin fibre 4 ~ 12 parts.
Further, described water-based saturated polyester resin carries out grafting to modification for adopting trimellitic acid 1,2-anhydride to solvent-borne type saturated polyester resin, and adopts in organic amine and rear gained.
Further, described expanded vermiculite Powder Particle Size is 50 ~ 150 orders.
Further, the fiber of described asbestos wool long 4 ~ 10mm, diameter 10 ~ 40 μm, density 0.8 ~ 1.1kg/m 3.
A preparation technology for fibre-reinforced light-weight building matrix material, comprises the following steps:
A. raw material is on the waiting list by following parts by weight: terra alba 50 ~ 80 parts, expanded vermiculite powder 20 ~ 30 parts, water-based saturated polyester resin 20 ~ 40 parts, microporous calcium silicate 20 ~ 40 parts, 3 ~ 8 parts, glass fibre, asbestos wool 2 ~ 10 parts, polypropene staple 0.3 ~ 1 part, lignin fibre 4 ~ 12 parts;
B. join in terra alba by water-based saturated polyester resin, mechanical stirring, to uniform state, obtains just mixed thing;
C. glass fibre, asbestos wool, polypropene staple and lignin fibre are joined in the first mixed thing of step b gained, carry out high-speed stirring, supersound process to uniform state with the rotating speed of 5000-6000r/min, obtain again mixed thing;
D. expanded vermiculite powder and microporous calcium silicate are added in the mixed again thing of the rear gained of step c process, mechanical stirring, to uniform state, obtains mixed thing eventually;
E. steps d gained is mixed eventually thing and be placed in mould, it is shaping that concussion vacuumizes degasification, and ambient cure 10min, carries out the demoulding, is packaged to be fibre-reinforced light-weight building matrix material.
Compared with prior art, the beneficial effect that composite building material of the present invention possesses: the present invention adopts the organic and inorganic fibre such as glass fibre, asbestos wool, polypropene staple and lignin fibre to carry out structure enhancing to composite building material, and adopt the inorganic light weight high-strength heat preservation materials such as terra alba, expanded vermiculite powder and microporous calcium silicate as base-material, add water-based saturated polyester resin and accelerate curing molding, the composite building material obtained has the good advantage of high-strength light, over-all properties.Through measuring, the density of the fibre-reinforced light-weight building matrix material of gained is 0.59-0.72g/cm 3, thermal conductivity is 0.13-0.15w/ (mk), ultimate compression strength 16-19MPa.
Embodiment
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment 1: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 65 parts, expanded vermiculite powder 25 parts, water-based saturated polyester resin 30 parts, microporous calcium silicate 30 parts, 5 parts, glass fibre, asbestos wool 6 parts, polypropene staple 0.5 part, lignin fibre 8 parts;
Wherein, expanded vermiculite powder have heat insulation, resistance toly to freeze, antibacterial, fire prevention, sound absorption, the excellent properties such as light weight; Common asbestos wool has chrysotile (white asbestos), amosite asbestos (brown asbestos) and krocodylite (crocidolite), the preferred chrysotile of the present invention, asbestos wool is unique natural mineral fiber, has good tensile strength and good thermal insulation and non-corrosibility, and nonflammable; Microporous calcium silicate is the lagging material that in inorganic hard thermal insulation material, intensity is the highest, has good thermotolerance, thermal insulation, ageing resistance and erosion resistance; Polypropene staple is for improving the resistivity against fire of matrix material, resistance to deterioration, weather resistance, shock resistance and weathering resistance; Lignin fibre has good toughness, dispersiveness and chemical stability and thickening resistance to cleavage, is conducive to the intensity increasing matrix material.
Further, described water-based saturated polyester resin carries out grafting to modification for adopting trimellitic acid 1,2-anhydride to solvent-borne type saturated polyester resin, and adopts in organic amine and rear gained.
Further, described expanded vermiculite Powder Particle Size is 50 ~ 150 orders.
Further, the fiber of described asbestos wool long 4 ~ 10mm, diameter 10 ~ 40 μm, density 0.8 ~ 1.1kg/m 3.
A preparation technology for fibre-reinforced light-weight building matrix material, comprises the following steps:
A. raw material is on the waiting list by following parts by weight: terra alba 50 ~ 80 parts, expanded vermiculite powder 20 ~ 30 parts, water-based saturated polyester resin 20 ~ 40 parts, microporous calcium silicate 20 ~ 40 parts, 3 ~ 8 parts, glass fibre, asbestos wool 2 ~ 10 parts, polypropene staple 0.3 ~ 1 part, lignin fibre 4 ~ 12 parts;
B. join in terra alba by water-based saturated polyester resin, mechanical stirring, to uniform state, obtains just mixed thing;
C. glass fibre, asbestos wool, polypropene staple and lignin fibre are joined in the first mixed thing of step b gained, carry out high-speed stirring, supersound process to uniform state with the rotating speed of 5000-6000r/min, obtain again mixed thing;
D. expanded vermiculite powder and microporous calcium silicate are added in the mixed again thing of the rear gained of step c process, mechanical stirring, to uniform state, obtains mixed thing eventually;
E. steps d gained is mixed eventually thing and be placed in mould, it is shaping that concussion vacuumizes degasification, and ambient cure 10min, carries out the demoulding, is packaged to be fibre-reinforced light-weight building matrix material.
For the specific descriptions of the preparation technology of described raw material and described a kind of fibre-reinforced light-weight building matrix material, following examples are with embodiment 1.
Embodiment 2: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 50 parts, expanded vermiculite powder 20 parts, water-based saturated polyester resin 20 parts, microporous calcium silicate 20 parts, 3 parts, glass fibre, asbestos wool 2 parts, polypropene staple 0.3 part, lignin fibre 4 parts.
Embodiment 3: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 80 parts, expanded vermiculite powder 30 parts, water-based saturated polyester resin 40 parts, microporous calcium silicate 30 parts, 8 parts, glass fibre, asbestos wool 10 parts, polypropene staple 1 part, lignin fibre 12 parts.
Embodiment 4: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 50 parts, expanded vermiculite powder 30 parts, water-based saturated polyester resin 20 parts, microporous calcium silicate 40 parts, 8 parts, glass fibre, asbestos wool 2 parts, polypropene staple 1 part, lignin fibre 8 parts.
Embodiment 5: a kind of fibre-reinforced light-weight building matrix material, comprises the raw material of following parts by weight: terra alba 77 parts, expanded vermiculite powder 23 parts, water-based saturated polyester resin 29 parts, microporous calcium silicate 31 parts, 7 parts, glass fibre, asbestos wool 6 parts, polypropene staple 0.7 part, lignin fibre 6 parts.
Comparative example: the raw material adopting parts by weight described in same embodiment 1: terra alba 65 parts, expanded vermiculite powder 25 parts, water-based saturated polyester resin 30 parts, microporous calcium silicate 30 parts.
Preparation technology:
A. raw material is on the waiting list by following parts by weight: terra alba 65 parts, expanded vermiculite powder 25 parts, water-based saturated polyester resin 30 parts, microporous calcium silicate 30 parts;
B. join in terra alba by water-based saturated polyester resin, mechanical stirring, to uniform state, obtains just mixed thing;
C. expanded vermiculite powder and microporous calcium silicate are added in the first mixed thing of the rear gained of step b process, mechanical stirring, to uniform state, obtains mixed thing eventually;
D. step c gained is mixed eventually thing and be placed in mould, it is shaping that concussion vacuumizes degasification, and ambient cure 10min, carries out the demoulding, is packaged to be comparative example matrix material.
Carry out performance test to above embodiment and comparative example, gained test result is as shown in the table:
Performance Unit Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5 Comparative example
Density g/cm 3 0.65 0.68 0.64 0.59 0.72 0.93
Ultimate compression strength MPa 18 17 19 16 18 13
Thermal conductivity w/(m·k) 0.14 0.15 0.13 0.15 0.15 0.22
The experimental data of upper table is known, gained light-weight building matrix material of the present invention has the good characteristic of high-strength light, over-all properties, correlation data is known, and the organic and inorganic fibre such as glass fibre, asbestos wool, polypropene staple and lignin fibre has structure to composite building material to be strengthened and the effect reducing density of material.The density of the fibre-reinforced light-weight building matrix material of gained meets the requirement of JC/T1062-2007, and ultimate compression strength meets the requirement of GB13544-2011, and heat-insulating property meets the requirement of JC/T1062-2007.
It should be noted that, above embodiment is only the preferred embodiments of the present invention, although describe the present invention with reference to specific embodiment, but it shall not be construed as the restriction to the present invention self, under the prerequisite of the spirit and scope of the present invention not departing from claim definition, various change can be made in the form and details to it.

Claims (5)

1. a fibre-reinforced light-weight building matrix material, it is characterized in that, comprise the raw material of following parts by weight: terra alba 50 ~ 80 parts, expanded vermiculite powder 20 ~ 30 parts, water-based saturated polyester resin 20 ~ 40 parts, microporous calcium silicate 20 ~ 40 parts, 3 ~ 8 parts, glass fibre, asbestos wool 2 ~ 10 parts, polypropene staple 0.3 ~ 1 part, lignin fibre 4 ~ 12 parts.
2. the fibre-reinforced light-weight building matrix material of one according to claim 1, it is characterized in that: described water-based saturated polyester resin carries out grafting to modification for adopting trimellitic acid 1,2-anhydride to solvent-borne type saturated polyester resin, and adopts in organic amine and rear gained.
3. the fibre-reinforced light-weight building matrix material of one according to claim 1, is characterized in that: described expanded vermiculite Powder Particle Size is 50 ~ 150 orders.
4. the fibre-reinforced light-weight building matrix material of one according to claim 1, is characterized in that: fiber long 4 ~ 10mm, diameter 10 ~ 40 μm, the density 0.8 ~ 1.1kg/m of described asbestos wool 3.
5. a preparation technology for fibre-reinforced light-weight building matrix material, is characterized in that, comprise the following steps:
Raw material is on the waiting list: terra alba 50 ~ 80 parts, expanded vermiculite powder 20 ~ 30 parts, water-based saturated polyester resin 20 ~ 40 parts, microporous calcium silicate 20 ~ 40 parts, 3 ~ 8 parts, glass fibre, asbestos wool 2 ~ 10 parts, polypropene staple 0.3 ~ 1 part, lignin fibre 4 ~ 12 parts by following parts by weight;
Join in terra alba by water-based saturated polyester resin, mechanical stirring, to uniform state, obtains just mixed thing;
Glass fibre, asbestos wool, polypropene staple and lignin fibre are joined in the first mixed thing of step b gained, carry out high-speed stirring, supersound process to uniform state with the rotating speed of 5000-6000r/min, obtain again mixed thing;
Expanded vermiculite powder and microporous calcium silicate are added in the mixed again thing of the rear gained of step c process, mechanical stirring, to uniform state, obtains mixed thing eventually;
Steps d gained is mixed eventually thing and be placed in mould, it is shaping that concussion vacuumizes degasification, and ambient cure 10min, carries out the demoulding, is packaged to be fibre-reinforced light-weight building matrix material.
CN201510658445.3A 2015-10-14 2015-10-14 Fiber-reinforced light-weight building composite material and preparation process Pending CN105198348A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106495713A (en) * 2016-10-31 2017-03-15 天津鹰麟节能科技发展有限公司 A kind of refractory ceramics composite material of thermal power plant flue coating and using method
CN106904917A (en) * 2017-03-21 2017-06-30 济南大学 Polystyrene calcium silicate heat-preserving mortar containing paper mill sludge and preparation method thereof
CN106946537A (en) * 2017-02-07 2017-07-14 马鞍山十七冶工程科技有限责任公司 A kind of titanium gypsum high performance concrete building materials and preparation method thereof
CN107140895A (en) * 2017-06-28 2017-09-08 中国路桥工程有限责任公司 A kind of ground surface material based on three-dimensionalreconstruction model
CN108070313A (en) * 2016-11-07 2018-05-25 奎克化学(中国)有限公司 Application of the low-VOC aqueous coating on packing container material

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CN103214228A (en) * 2013-03-19 2013-07-24 公安部天津消防研究所 Inorganic fireproof heat-insulating material and preparation method thereof
CN103274660A (en) * 2013-06-14 2013-09-04 江苏科技大学 Light building composite material and preparation method thereof
CN103865050A (en) * 2014-03-10 2014-06-18 广东银洋树脂有限公司 Preparation method of phenolic resin modified water-based saturated polyester resin

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KR20050086611A (en) * 2002-11-16 2005-08-30 젯트에프 프리드리히스하펜 아게 Hydrodynamic actuating device for construction machines
CN103086661A (en) * 2011-10-27 2013-05-08 深圳市爱思宝科技发展有限公司 Thermal insulation and heat preservation slurry composition and thermal insulation and heat preservation plate containing the same
CN102503289A (en) * 2011-11-23 2012-06-20 成都新柯力化工科技有限公司 Thermal-insulating anti-flaming building material and preparation method thereof
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106495713A (en) * 2016-10-31 2017-03-15 天津鹰麟节能科技发展有限公司 A kind of refractory ceramics composite material of thermal power plant flue coating and using method
CN108070313A (en) * 2016-11-07 2018-05-25 奎克化学(中国)有限公司 Application of the low-VOC aqueous coating on packing container material
CN106946537A (en) * 2017-02-07 2017-07-14 马鞍山十七冶工程科技有限责任公司 A kind of titanium gypsum high performance concrete building materials and preparation method thereof
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CN106904917A (en) * 2017-03-21 2017-06-30 济南大学 Polystyrene calcium silicate heat-preserving mortar containing paper mill sludge and preparation method thereof
CN107140895A (en) * 2017-06-28 2017-09-08 中国路桥工程有限责任公司 A kind of ground surface material based on three-dimensionalreconstruction model

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Application publication date: 20151230