CN106431113B - A kind of cement banana caulo fiberboard and preparation method thereof - Google Patents

A kind of cement banana caulo fiberboard and preparation method thereof Download PDF

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Publication number
CN106431113B
CN106431113B CN201610858392.4A CN201610858392A CN106431113B CN 106431113 B CN106431113 B CN 106431113B CN 201610858392 A CN201610858392 A CN 201610858392A CN 106431113 B CN106431113 B CN 106431113B
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China
Prior art keywords
cement
banana caulo
fiber
banana
caulo
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CN201610858392.4A
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CN106431113A (en
Inventor
张玉苍
林常
徐树英
黎吉辉
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Hainan University
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Hainan University
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/52—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement
    • B28B1/525—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement containing organic fibres, e.g. wood fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
    • B28B3/025—Hot pressing, e.g. of ceramic materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Panels For Use In Building Construction (AREA)

Abstract

The present invention relates to a kind of cement fibrolite plate, in particular to a kind of cement banana caulo fiberboard and preparation method thereof belongs to the field of building materials.A kind of cement banana caulo fiberboard, it is characterised in that: the cement fibrolite plate is made of banana caulo fiber, cement, water, wherein the ratio of mud is 0.2~0.6, and fine gray scale is 0.1~0.5.The present invention provides a kind of preparation method of cement banana caulo fiberboard, and the cement banana caulo fibreboard performance prepared with this method is excellent, replaces asbestos fibre, harmless, light-weight environment-friendly using banana caulo fiber.

Description

A kind of cement banana caulo fiberboard and preparation method thereof
Technical field
The present invention relates to a kind of cement fibrolite plate, in particular to a kind of cement banana caulo fiberboard and preparation method thereof, Belong to the field of building materials.
Background technique
Cement fibrolite plate is that portland cement is major gelled material, using natural fiber or synthetic fibers as reinforcement material Water and other auxiliary agents are added in material, by New Building Materials made of slurrying, molding, pressurization, maintenance, have fire-proof and water-proof, every The advantageous properties such as heat heat preservation, and there is good mechanical mechanics property, it is widely used as building ceiling plate, roof boarding, non-holds Weight inside and outside wall board, floor etc..Asbestos fibre has excellent physical and chemical performance, is once widely used in cement fibrolite plate, still Asbestos fibre dust is found later, is easy to cause disease after inspiration lung, it is necessary to utilize plant fiber or synthetic fibers Asbestos fibre is substituted to produce cement fibrolite plate.Non-asbestos fiber currently used for preparing cement fibrolite plate include wood pulp cellulose, Bamboo pulp fiber, wood fiber etc..Cement fibrolite plate is prepared using banana caulo fiber as reinforcement, there is not been reported.
Summary of the invention
The object of the present invention is to provide a kind of banana caulo fibers and cement as primary raw material prepares cement fibrolite plate Process and formula.
A kind of cement banana caulo fiberboard, it is characterised in that: the cement fibrolite plate by banana caulo fiber, cement, Water composition, wherein the ratio of mud is 0.2~0.6, and fine gray scale is 0.1~0.5.
Banana caulo fiber of the present invention is made as follows: dried after banana caulo is cut into fragment, dry into Row crushes, and obtains banana caulo fiber.
Further, the banana caulo fiber is made as follows: banana caulo being first cut into fragment, then by it Drying 24 hours in 90 DEG C of baking ovens are placed in, is finally crushed, obtains banana caulo fiber, a length of 2~5mm of single fiber, single fiber Tieing up diameter is 9~20 μm, and tensile strength is 210~280MPa.
Term used herein " ratio of mud " is the dosage of water and the weight ratio of cement consumption；" fine gray scale " is that banana is false The dosage of fasciated fiber and the weight ratio of cement consumption.
A length of 2~the 5mm of single fiber of the preferably described banana caulo fiber of cement banana caulo fiberboard of the present invention, it is single Fibre diameter is 12~30 μm, and tensile strength is 210~280MPa.
The preferably described ratio of mud of cement banana caulo fiberboard of the present invention is 0.36, and fine gray scale is 0.10~0.50, Optimal fibre gray scale is 0.45.
The density of the preferably described cement fibrolite plate of cement banana caulo fiberboard of the present invention is 1.2~2.0g/cm3 Interior, static bending strength is 6~17MPa.
It is a further object of the present invention to provide the preparation methods of above-mentioned banana caulo fiber cement board.
A kind of preparation method of cement banana caulo fiberboard, includes the following steps:
1. being 0.2~0.6 by the ratio of mud by using banana caulo fiber, cement and water as raw material, fine gray scale is 0.1~0.5 Stock；
2. first adding water to agitated kettle, banana caulo fiber and cement is then successively added, stirring will mix after 2~8 minutes It closes object and is packed into mold；Mold is subjected to hot pressing, hot pressing condition are as follows: 23~100 DEG C of temperature, 10~100KN of pressure, pressing time 1 ~5 hours；It is kept for pressure 1~5 hour after the completion of hot pressing, is demoulded later, conserved 28 days at room temperature, banana can be obtained Pseudostems fiber cement plate.
Further, the preferably described mixing speed of the present invention is 120 ± 5 revs/min.
Further, the preferably described hot pressing condition of the present invention are as follows: 40 DEG C of temperature, pressure 65KN, pressing time 1.5 hours.
The invention has the benefit that the present invention provides a kind of preparation method of cement banana caulo fiberboard, the party is used The cement banana caulo fibreboard performance that method prepares is excellent, using banana caulo fiber replace asbestos fibre, to human body without Evil, light-weight environment-friendly.
Specific embodiment
Following non-limiting embodiments can with a person of ordinary skill in the art will more fully understand the present invention, but not with Any mode limits the present invention.
Test method described in following embodiments is unless otherwise specified conventional method；The reagent and material, such as Without specified otherwise, commercially obtain.
Banana caulo fiber described in following embodiments is made as follows: banana caulo being first cut into fragment, then It places it in 90 DEG C of baking ovens 24 hours dry, is finally crushed, obtain banana caulo fiber, a length of 2~5mm of single fiber, Single fiber diameter is 9~20 μm, and tensile strength is 210~280MPa.
Embodiment 1
100 parts of cement, 10 parts of banana caulo fibers and 36 parts of water are weighed, agitated kettle is first added water to, are then successively added Fiber and cement, filling this blend into mold after five minutes with 120 ± 5 revs/min of speed stirring, (mould inner surface applies in advance One layer of oil, convenient for demoulding).Mold is placed in hot press movable platform and carries out hot pressing, actual conditions are as follows: 23 DEG C of temperature, pressure 65KN, pressing time 1.5 hours.It is kept for pressure 4 hours after the completion of hot pressing, is demoulded later, conserve 28 at room temperature It, can be obtained banana caulo cement fibrolite plate.
Gained cement banana caulo fiberboard technical indicator:
Density 2.0g/cm3
Static bending strength 6MPa
Embodiment 2
100 parts of cement, 25 parts of banana caulo fibers and 36 parts of water are weighed, agitated kettle is first added water to, are then successively added Fiber and cement, filling this blend into mold after five minutes with 120 ± 5 revs/min of speed stirring, (mould inner surface applies in advance One layer of oil, convenient for demoulding).Mold is placed in hot press movable platform and carries out hot pressing, actual conditions are as follows: 40 DEG C of temperature, pressure 65KN, pressing time 1.5 hours.It is kept for pressure 4 hours after the completion of hot pressing, is demoulded later, conserve 28 at room temperature It, can be obtained banana caulo cement fibrolite plate.
Gained banana caulo cement fibrolite plate technical indicator:
Density 1.9g/cm3
Static bending strength 11MPa
Embodiment 3
100 parts of cement, 50 parts of banana caulo fibers and 36 parts of water are weighed, agitated kettle is first added water to, are then successively added Fiber and cement, filling this blend into mold after five minutes with 120 ± 5 revs/min of speed stirring, (mould inner surface applies in advance One layer of oil, convenient for demoulding).Mold is placed in hot press movable platform and carries out hot pressing, actual conditions are as follows: 40 DEG C of temperature, pressure 65KN, pressing time 1.5 hours.It is kept for pressure 4 hours after the completion of hot pressing, is demoulded later, conserve 28 at room temperature It, can be obtained banana caulo cement fibrolite plate.
Gained banana caulo cement fibrolite plate technical indicator:
Density 1.7g/cm3
Static bending strength 15MPa
Embodiment 4
100 parts of cement, 45 parts of banana caulo fibers and 36 parts of water are weighed, agitated kettle is first added water to, are then successively added Fiber and cement, filling this blend into mold after five minutes with 120 ± 5 revs/min of speed stirring, (mould inner surface applies in advance One layer of oil, convenient for demoulding).Mold is placed in hot press movable platform and carries out hot pressing, actual conditions are as follows: 40 DEG C of temperature, pressure 65KN, pressing time 1.5 hours.It is kept for pressure 4 hours after the completion of hot pressing, is demoulded later, conserve 28 at room temperature It, can be obtained banana caulo cement fibrolite plate.
Gained banana caulo cement fibrolite plate technical indicator:
Density 1.6g/cm3
Static bending strength 17MPa

Claims (7)

1. a kind of preparation method of cement banana caulo fiberboard, it is characterised in that: be 1. with banana caulo fiber, cement and water Raw material is 0.20~0.60 by the ratio of mud, and fine gray scale is 0.10~0.50 stock；
2. first adding water to agitated kettle, banana caulo fiber and cement is then successively added, by mixture after stirring 2~8 minutes It is packed into mold；Mold is subjected to hot pressing, hot pressing condition are as follows: 23~100 DEG C of temperature, 10~100KN of pressure, pressing time 1~5 is small When；It is kept for pressure 1~5 hour after the completion of hot pressing, is demoulded later, conserved 28 days at room temperature, banana caulo can be obtained Cement fibrolite plate.
2. according to the method described in claim 1, fine gray scale is 0.10~0.50 it is characterized by: the ratio of mud is 0.36.
3. according to the method described in claim 2, it is characterized by: the fibre gray scale is 0.45.
4. method according to claim 1, it is characterised in that: a length of 2~5mm of single fiber of the banana caulo fiber, it is single Fibre diameter is 9~20 μm, and tensile strength is 210~280MPa.
5. according to the method described in claim 1, it is characterized by: the density of the cement fibrolite plate is 1.2~2.0g/cm3, Static bending strength is 6~25MPa.
6. according to the method described in claim 1, it is characterized by: the banana caulo fiber is made as follows: first will Banana caulo is cut into fragment, then places it in drying 24 hours in 90 DEG C of baking ovens, is finally crushed, and obtains banana caulo fibre Dimension, a length of 2~5mm of single fiber, single fiber diameter are 9~20 μm, and tensile strength is 210~280MPa.
7. according to the method described in claim 1, it is characterized by: the hot pressing condition are as follows: 40 DEG C of temperature, pressure 65KN adds The pressure time 1.5 hours.
CN201610858392.4A 2016-09-28 2016-09-28 A kind of cement banana caulo fiberboard and preparation method thereof Active CN106431113B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1475455A (en) * 2003-07-04 2004-02-18 张光辉 Fiberboard made of straw and its manufacturing method
CN201770615U (en) * 2010-08-03 2011-03-23 中国林业科学研究院木材工业研究所 Bamboo fiber cement composite board
CN103086669A (en) * 2013-01-31 2013-05-08 郭延跃 Medium-density straw fiberboard and manufacturing method thereof
CN105418037A (en) * 2015-12-30 2016-03-23 卓达新材料科技集团威海股份有限公司 Cement fiber board and preparation method thereof
CN105604272A (en) * 2015-12-17 2016-05-25 雷春生 Manufacturing method for fiber cement board material
CN105693146A (en) * 2014-11-25 2016-06-22 哈尔滨大通瑞持网络有限公司 Environmentally friendly building material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1475455A (en) * 2003-07-04 2004-02-18 张光辉 Fiberboard made of straw and its manufacturing method
CN201770615U (en) * 2010-08-03 2011-03-23 中国林业科学研究院木材工业研究所 Bamboo fiber cement composite board
CN103086669A (en) * 2013-01-31 2013-05-08 郭延跃 Medium-density straw fiberboard and manufacturing method thereof
CN105693146A (en) * 2014-11-25 2016-06-22 哈尔滨大通瑞持网络有限公司 Environmentally friendly building material
CN105604272A (en) * 2015-12-17 2016-05-25 雷春生 Manufacturing method for fiber cement board material
CN105418037A (en) * 2015-12-30 2016-03-23 卓达新材料科技集团威海股份有限公司 Cement fiber board and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
香蕉假茎纤维成分的分析;韦传宝等;《中国林副特产》;20080229;第16－18页 *

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