CN105421135B - A kind of string/discarded FRP composites and preparation method thereof - Google Patents

A kind of string/discarded FRP composites and preparation method thereof Download PDF

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CN105421135B
CN105421135B CN201510867425.7A CN201510867425A CN105421135B CN 105421135 B CN105421135 B CN 105421135B CN 201510867425 A CN201510867425 A CN 201510867425A CN 105421135 B CN105421135 B CN 105421135B
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string
discarded
discarded frp
frp
preparation
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CN105421135A (en
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张素风
刘媛
雷丹
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Shaanxi University of Science and Technology
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Shaanxi University of Science and Technology
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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F13/00—Making discontinuous sheets of paper, pulpboard or cardboard, or of wet web, for fibreboard production
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • D21H15/10—Composite fibres
    • D21H15/12—Composite fibres partly organic, partly inorganic
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/09—Sulfur-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/11—Halides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/53—Polyethers; Polyesters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)

Abstract

The present invention relates to a kind of string/discarded FRP composites and preparation method thereof, by mass percentage, first 50~80% string and 5~20% PVA fibers are dispersed in water and stirred, add 10~30% discarded FRP powder infiltrated through wetting agent, stir, obtain pending slurries；The shaping that manufacture paper with pulp of pending slurries is obtained into l Water Paper page, squeezing drying is carried out, obtains string/discarded FRP composites.Discarded FRP and string are well combined string and discarded FRP, are effectively increased strength of materials performance as major ingredient, PVA fibers as binding agent in the present invention；Wetting agent is advantageous to discarded FRP to be disperseed in system, has given full play to the performance of each component, composite of good performance is prepared by wet papermaking technology, realized the reasonable recycling of resource；Simple possible, recovery utilization rate are high, can reach 100%.

Description

A kind of string/discarded FRP composites and preparation method thereof
【Technical field】
The present invention relates to the recycling field of waste material, and in particular to a kind of string/discarded FRP composites and Its preparation method.
【Background technology】
Fiberglass alias glass fibre reinforced composion, FRP (Fiber Reinforced Plastics) is commonly called as, by There is superior performance such as in it：High-strength light, good corrosion resistance, good insulation preformance, hot property are good, designability is strong, work Skill is excellent etc., since developmental research in 1958, has just obtained the favor of all trades and professions.Data according to the relevent statistics, the at present world The species of the fibre glass product manufacture of various countries' exploitation is mainly used in building trade, chemical industry, automobile up to 40,000 kinds or so And the industry such as railway traffic carrier, electrical industry and Communication Engineering.
For many years, glass fiber reinforced plastics product application field constantly expands, and kind, yield rise year by year, at the same time its discarded object Increasing number.According to conservative estimation, over more than 50 years, the scrap glass steel in China reaches millions of t, but also with ten tens thousand of t/ Speed increase.Therefore, glass fiber reinforced plastic wastes considerable amount caused by annual, still, these discarded glass so far Steel, which there is no, does any further processing.
With the implementation of China's strategy of sustainable development, Environmental protection proposes higher requirement.《The Chinese people The anti-therapy of republic's noxious waste pollution environment》Regulation：Preventing and treating of the country to solid waste pollution environment, carries out and reduces solid The yield and harmfulness of waste, fully rationally utilize the principle of solid waste and harmlessness disposing solid waste, promotion cleaning Production and recycling economy development.And encourage, support the scientific research, technological development, popularization of prevention and control of environmental pollution by solid wastes first The Prevention Technique and the scientific knowledge of popularization prevention and control of environmental pollution by solid wastes entered.
【The content of the invention】
It is an object of the invention to overcome problems of the prior art, there is provided a kind of string/discarded FRP is compound Material and preparation method thereof, processing of the inventive method to glass fibre reinforced plastic waste is simple, easily operated, and during reuse Secondary pollution will not be produced, realizes that discarded object is turned waste into wealth and the reasonable recycling of resource.
In order to achieve the above object, the present invention adopts the following technical scheme that：
Comprise the following steps：
(1) by mass percentage, first the PVA fibers of 50~80% string and 5~20% are dispersed in water And stir, 10~30% discarded FRP powder infiltrated through wetting agent is added, stirs, obtains pending slurries；
(2) shaping that manufacture paper with pulp of the pending slurries in step (1) is obtained into l Water Paper page；
(3) obtained l Water Paper page is squeezed, obtains half-dried page；
(4) half-dried page is dried, obtains string/discarded FRP composites.
Further, 2~3min is stirred when string and PVA fibers are dispersed in water in step (1)；Add through wetting After the discarded FRP powder of agent infiltration, 20~30s is stirred.
Further, the discarded FRP powder infiltrated in step (1) through wetting agent, is according to mass percent meter, passes through What the discarded FRP powder of 1% wetting agent infiltration 9~29% obtained.
Further, being copied in step (2) using page takes device to carry out shaping of manufacturing paper with pulp；In step (3) squeeze pressure be 4~ 5MPa, squeezing time are 30~60s.
Further, 4~5min is dried at 102~105 DEG C in step (4).
The technical scheme of composite of the present invention is：By mass percentage, including following components：
Discarded FRP：9~29%；String：50~80%；PVA fibers：5~20%；Wetting agent：1%.
Further, discarded FRP obtains organic toughened glass through crushing and crossing 40 mesh sieves, wherein containing weight percent Than the glass fibre for 55~60%, glass fiber diameter is 15~20 μm, and glass fibre length is 30~200 μm.
Further, string uses needle-leaved wood fibre, broad-leaved wood fiber, flaxen fiber or cotton fiber, and its beating degree is 43~46 ° of SR.
Further, PVA fibers are 90 DEG C of water miscible technical fibers.
Further, wetting agent is lauryl sodium sulfate, polyethylene glycol to isooctyl phenyl ether or dodecyl front three Base ammonium bromide.
Compared with prior art, the present invention has technique effect beneficial below：
Discarded FRP and string, PVA fibers, wetting agent etc. are mixed according to certain ratio in the inventive method Close, discarded FRP and string make string and discarded FRP as the major ingredient for preparing material, PVA fibers as binding agent It is well combined, is effectively increased strength of materials performance；Auxiliary agent of the wetting agent as material preparation process, be advantageous to discarded FRP in body It is scattered in system, the performance of each component has been given full play to, string/discarded FRP is prepared by wet papermaking technology and answered Condensation material, realize the reasonable recycling of resource；Simple possible, recovery utilization rate are high, can reach 100%.
String of the present invention/discard the functional of FRP composites, tensile index can reach 41.25Nm/g, stretch Long rate is up to 2.94%；Purposes is wide, is such as used in the sandwich layer of boxboard, wherein discarded FRP can substitute Activities of Some Plants fiber, On the one hand cause discarded FRP to turn waste into wealth, on the other hand save plant fiber material.
【Embodiment】
The present invention discarded FRP is made by crushing, primary dcreening operation, fine screen the powder of certain particle diameter, fine with string, PVA Dimension, wetting agent etc. are mixed according to certain ratio, and it is compound to prepare string/discarded FRP by wet papermaking technology Material, realize the reasonable recycling of resource.The mass percent of each component is as follows：Discarded FRP：9~29%；String：50 ~80%；PVA fibers：5~20%；Wetting agent：1%.
Wherein, FRP is discarded from discarded organic toughened glass, is to obtain organic toughened glass through crushing and crossing 40 mesh sieves , wherein the percentage by weight of glass fibre is 55~60%, and glass fiber diameter is 15~20 μm, glass fibre length 30 ~200 μm.String can be needle-leaved wood fibre, broad-leaved wood fiber, flaxen fiber or cotton fiber etc., its beating degree is 43~ 46°SR.PVA fibers are 90 DEG C of water miscible technical fibers.Wetting agent is lauryl sodium sulfate, polyethylene glycol to iso-octyl benzene Base ether or DTAB etc..
FRP and string are discarded in the present invention as the major ingredient for preparing material, its quality proportioning is all according to its over dry What amount calculated；PVA fibers increase strength of materials performance as binding agent；Auxiliary agent of the wetting agent as material preparation process, favorably It is scattered in system in glass fibre reinforced plastic waste.
The present invention prepares string/discarded FRP composites by following steps：
1) first string and PVA fibers are dispersed in water, being stirred continuously 2~3min with defiberizing machine makes fiber exist It is dispersed in water, the discarded FRP handled through wetting agent is then added, continuing 20~30s of stirring at low speed makes fiber and discarded FRP Uniformly mixing, obtains pending slurries.
2) copied using page and take device, the slurries that step 1) is obtained shaping of manufacturing paper with pulp obtains l Water Paper page.
3) obtained l Water Paper page is squeezed, squeeze pressure is 4~5MPa, and the squeezing time is 30~60s, is removed wherein Partial moisture, obtain half-dried page of the mass dryness fraction 30~40%.
4) finally page is placed in drier, 102~105 DEG C of 4~5min of drying, that is, obtains string/discarded FRP Composite.
Embodiment 1：
1) first needle-leaved wood fibre that beating degree is 46 ° of SR and 90 DEG C of water miscible PVA fibers are dispersed in water, use fibre Dimension fluffer continuously stirs 3min, fiber is dispersed in water.Then add through the discarded of lauryl sodium sulfate infiltration FRP, continue stirring at low speed 30s, obtain pending slurries.Wherein needle-leaved wood fibre accounts for the 80% of gross mass, and discarded FRP accounts for total matter 9%, the PVA fibers of amount account for the 10% of gross mass, and lauryl sodium sulfate accounts for the 1% of gross mass.
2) copied using page and take device, the slurries that step 1) is obtained manufacture paper with pulp into l Water Paper page.
3) l Water Paper page is squeezed, squeeze pressure 5MPa, the squeezing time is 60s, final to control web dryness 30 ~40%.
4) l Water Paper page is dried, and the temperature of drier is 105 DEG C, drying time 5min.Treat that l Water Paper page is completely dried Afterwards, take out, that is, obtain string/discarded FRP composites.
After testing, the tensile index of this composite can reach 35.16Nm/g, and elongation is up to 2.03%.It is fine in PVA In the presence of dimension, string and discarded FRP are well combined.
The each raw material mass mixture ratio of other embodiment is as shown in the table：
Preparation method and remaining step are the same as embodiment 1.
After testing, the composite tensile index of embodiment 2 can reach 39.24Nm/g, and elongation is up to 2.44%；It is real The composite tensile index for applying example 3 can reach 32.59Nm/g, and elongation is up to 2.37%；The composite of embodiment 4 resists Tensile index can reach 37.18Nm/g, and elongation is up to 2.42%；The composite tensile index of embodiment 5 can reach 41.25Nm/g, elongation is up to 2.94%.In the presence of PVA fibers, string and discarded FRP are well combined；Wetting Agent makes being uniformly dispersed for discarded FRP.
Embodiment 6：
1) first broad-leaved wood fiber that beating degree is 43 ° of SR and 90 DEG C of water miscible PVA fibers are dispersed in water, use fibre Dimension fluffer continuously stirs 2min, fiber is dispersed in water.Then add and isooctyl phenyl ether is infiltrated through polyethylene glycol Discarded FRP, continue stirring at low speed 20s, obtain pending slurries.Wherein broad-leaved wood fiber accounts for the 65% of gross mass, discards FRP 16%, the PVA fibers for accounting for gross mass account for the 18% of gross mass, and polyethylene glycol accounts for the 1% of gross mass to isooctyl phenyl ether.
2) copied using page and take device, the slurries that step 1) is obtained manufacture paper with pulp into l Water Paper page.
3) l Water Paper page is squeezed, squeeze pressure 4MPa, the squeezing time is 40s, final to control web dryness 30 ~40%.
4) l Water Paper page is dried, and the temperature of drier is 103 DEG C, drying time 4min.Treat that l Water Paper page is completely dried Afterwards, take out, that is, obtain string/discarded FRP composites.
Embodiment 7：
1) first cotton fiber that beating degree is 44 ° of SR and 90 DEG C of water miscible PVA fibers are dispersed in water, dredged using fiber Solution machine continuously stirs 2min, fiber is dispersed in water.Then add through the discarded of DTAB infiltration FRP, continue stirring at low speed 25s, obtain pending slurries.Wherein cotton fiber accounts for the 75% of gross mass, and discarded FRP accounts for gross mass 19%, PVA fiber account for the 5% of gross mass, and DTAB accounts for the 1% of gross mass.
2) copied using page and take device, the slurries that step 1) is obtained manufacture paper with pulp into l Water Paper page.
3) l Water Paper page is squeezed, squeeze pressure 4.5MPa, the squeezing time is 50s, final to control web dryness to exist 30~40%.
4) l Water Paper page is dried, and the temperature of drier is 104 DEG C, drying time 4.5min.Treat that l Water Paper page is completely dry After dry, take out, that is, obtain string/discarded FRP composites.
Embodiment 8：
1) first flaxen fiber that beating degree is 45 ° of SR and 90 DEG C of water miscible PVA fibers are dispersed in water, dredged using fiber Solution machine continuously stirs 2.5min, fiber is dispersed in water.Then add isooctyl phenyl ether is infiltrated through polyethylene glycol Discarded FRP, continues stirring at low speed 28s, obtains pending slurries.Wherein flaxen fiber accounts for the 55% of gross mass, and discarded FRP accounts for total matter 28%, the PVA fibers of amount account for the 16% of gross mass, and polyethylene glycol accounts for the 1% of gross mass to isooctyl phenyl ether.
2) copied using page and take device, the slurries that step 1) is obtained manufacture paper with pulp into l Water Paper page.
3) l Water Paper page is squeezed, squeeze pressure 4MPa, the squeezing time is 30s, final to control web dryness 30 ~40%.
4) l Water Paper page is dried, and the temperature of drier is 102 DEG C, drying time 4min.Treat that l Water Paper page is completely dried Afterwards, take out, that is, obtain string/discarded FRP composites.
The present invention has advantages below：
The invention provides a kind of reuse method of glass fibre reinforced plastic waste, and a plant is prepared using wet papermaking technology Fibres/discarded FRP composites, realize the recycling of glass fibre reinforced plastic waste.The present invention is from discarded FRP, string With PVA fibers, the performance of each component has been given full play to, glass fibre reinforced plastic waste has been reclaimed based on wet papermaking process again sharp With recoverying and utilizing method simple possible, recovery utilization rate are high, can reach 100%.
Composite of the present invention can be used in the sandwich layer of boxboard, and discarded FRP can substitute Activities of Some Plants fiber, on the one hand make FRP, which must be discarded, turns waste into wealth, and has on the other hand saved plant fiber material.

Claims (6)

1. the preparation method of a kind of string/discarded FRP composites, it is characterised in that comprise the following steps：
(1) by mass percentage, first 50~80% string and 5~20% PVA fibers are dispersed in water and stirred Mix uniformly, add 10~30% discarded FRP powder infiltrated through wetting agent, stir, obtain pending slurries；Through profit The discarded FRP powder of humectant infiltration is according to mass percent meter, infiltrates 9~29% discarded FRP powder by 1% wetting agent What end obtained；
(2) shaping that manufacture paper with pulp of the pending slurries in step (1) is obtained into l Water Paper page；
(3) obtained l Water Paper page is squeezed, squeeze pressure is 4~5MPa, and the squeezing time is 30~60s, obtains half-dried paper Page；
(4) half-dried page is dried, obtains string/discarded FRP composites of the sandwich layer used in boxboard；
Discarded FRP obtains organic toughened glass through crushing and crossing 40 mesh sieves, wherein being 55~60% containing percentage by weight Glass fibre, glass fiber diameter be 15~20 μm, glass fibre length be 30~200 μm；
String uses needle-leaved wood fibre, broad-leaved wood fiber, flaxen fiber or cotton fiber, and its beating degree is 43~46 ° of SR.
A kind of 2. preparation method of string according to claim 1/discarded FRP composites, it is characterised in that step Suddenly 2~3min is stirred when string and PVA fibers are dispersed in water in (1)；Add the discarded FRP powder infiltrated through wetting agent Afterwards, 20~30s is stirred.
A kind of 3. preparation method of string according to claim 1/discarded FRP composites, it is characterised in that step Suddenly being copied in (2) using page takes device to carry out shaping of manufacturing paper with pulp.
A kind of 4. preparation method of string according to claim 1/discarded FRP composites, it is characterised in that step Suddenly 4~5min is dried at 102~105 DEG C in (4).
A kind of 5. preparation method of string according to claim 1/discarded FRP composites, it is characterised in that PVA fibers are 90 DEG C of water miscible technical fibers.
A kind of 6. preparation method of string according to claim 1/discarded FRP composites, it is characterised in that profit Humectant is lauryl sodium sulfate, polyethylene glycol to isooctyl phenyl ether or DTAB.
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1580391A (en) * 2004-05-18 2005-02-16 华东理工大学 Flyash fiber pulp and papermaking method using same as raw material
CN104804331A (en) * 2015-04-24 2015-07-29 济南大学 Recycling method of FRP waste, PVC-based wood-plastic composite and preparation method of PVC-based wood-plastic composite

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002059213A1 (en) * 2001-01-23 2002-08-01 Du Pont-Toray Co., Ltd. Composition for chemical admixture and method for production thereof, and method for recycling waste from heat-resistant high functional polymer product or poly(vinyl alcohol) product and use thereof
CN102041751B (en) * 2010-11-25 2012-08-22 浙江省普瑞科技有限公司 High-temperature edible oil filter paper and manufacturing method thereof
CN102071592B (en) * 2010-11-29 2012-06-20 沈阳临德陶瓷研发有限公司 Method for producing high strength thermal-insulating paper
KR101391098B1 (en) * 2011-08-11 2014-04-30 (주)엘지하우시스 Sound absorption sheet wiht excellent acoustic absorption
JP2013064224A (en) * 2012-11-05 2013-04-11 Awa Paper Mfg Co Ltd Method for producing heat-releasing sheet
CN103074807B (en) * 2013-01-28 2015-11-18 浙江华邦特种纸业有限公司 The manufacture method of ultra-thin light basis weight sound-absorbing facing paper
CN105579641B (en) * 2013-07-18 2018-12-18 帝人芳纶有限公司 Fire-retardant sheet material
CN104120619A (en) * 2014-07-01 2014-10-29 陕西科技大学 Method for preparing battery diaphragm paper by using glass fiber and glass wool
CN104213471B (en) * 2014-09-10 2016-06-29 济源市金港特纤科技有限公司 A kind of automobile filtering filter paper utilizing gangue to manufacture with fly ash inorganic fiber and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1580391A (en) * 2004-05-18 2005-02-16 华东理工大学 Flyash fiber pulp and papermaking method using same as raw material
CN104804331A (en) * 2015-04-24 2015-07-29 济南大学 Recycling method of FRP waste, PVC-based wood-plastic composite and preparation method of PVC-based wood-plastic composite

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