CN107217546A - Environment protection pressed-fibre board and its processing method based on modified liquid paraffin - Google Patents

Environment protection pressed-fibre board and its processing method based on modified liquid paraffin Download PDF

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Publication number
CN107217546A
CN107217546A CN201710577862.4A CN201710577862A CN107217546A CN 107217546 A CN107217546 A CN 107217546A CN 201710577862 A CN201710577862 A CN 201710577862A CN 107217546 A CN107217546 A CN 107217546A
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consumption
weight
parts
liquid paraffin
modified liquid
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CN107217546B (en
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卢国孝
张精忠
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Yixian Shenglin board Co.,Ltd.
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Wuhu Kai Kai Mstar Technology Ltd
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Priority to CN201710577862.4A priority Critical patent/CN107217546B/en
Priority to CN201810560582.7A priority patent/CN108729307A/en
Priority to CN201810560490.9A priority patent/CN108705647A/en
Priority to CN201810560622.8A priority patent/CN108755278A/en
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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J1/00—Fibreboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/08—Moulding or pressing
    • B27N3/10—Moulding of mats
    • B27N3/12—Moulding of mats from fibres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F289/00—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds not provided for in groups C08F251/00 - C08F287/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • 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
    • D21H17/02—Material of vegetable origin
    • 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
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • 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
    • D21H17/60—Waxes
    • 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
    • D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
    • D21H17/72—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic material
    • 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
    • D21H21/18—Reinforcing agents
    • D21H21/20—Wet strength agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Forests & Forestry (AREA)
  • Materials Engineering (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention discloses a kind of environment protection pressed-fibre board based on modified liquid paraffin and its processing method, the processing method includes：The processing of modified liquid paraffin：Heating stirring is carried out after paraffin wax emulsions, acrylic acid, the emulsifying agents of OP 10, potassium peroxydisulfate are mixed, modified liquid paraffin is obtained；The processing of environment protection pressed-fibre board：Slurry is obtained after string, modified liquid paraffin, bamboo scraps, wheat bran, Lauxite, latex, PPE wet strength agents, bleeding agent and water are mixed；Slurry is obtained into environment protection pressed-fibre board through hot press forming technology；Solve current fiberboard and also there is many weak points, one is that intensity is relatively low, two be water suction after easily dilatancy the problem of.

Description

Environment protection pressed-fibre board and its processing method based on modified liquid paraffin
Technical field
The present invention relates to fiberboard manufacture field, in particular it relates to a kind of environment protection pressed-fibre board based on modified liquid paraffin And its processing method.
Background technology
Fiberboard also known as density board, be using wood fibre or other plant cellulose fiber as raw material, apply Lauxite or its Adhesive and/or additive can be applied in the wood-based plate that the adhesive that he is applicable is made, manufacturing process, fiberboard has material Uniformly, in length and breadth intensity difference it is small, it is not easy to crack the advantages of, it is widely used.But also there is many weak points in current fiberboard, One is that intensity is relatively low, and two be easy dilatancy after water suction.
Therefore it provides a kind of intensity is higher, and it is this to possess the environment protection pressed-fibre board and its processing method of excellent water resistance The problem of invention urgent need to resolve.
The content of the invention
It is an object of the invention to provide a kind of environment protection pressed-fibre board based on modified liquid paraffin and its processing method, solve Also there is many weak points in current fiberboard, one is that intensity is relatively low, two be water suction after easily dilatancy the problem of.
To achieve these goals, the invention provides a kind of processing side of the environment protection pressed-fibre board based on modified liquid paraffin Method, the processing method includes：
（1）The processing of modified liquid paraffin：Added after paraffin wax emulsions, acrylic acid, OP-10 emulsifying agents, potassium peroxydisulfate are mixed Thermal agitation, obtains modified liquid paraffin；
（2）The processing of environment protection pressed-fibre board：String, modified liquid paraffin, bamboo scraps, wheat bran, Lauxite, latex, PPE is wet Slurry is obtained after strong agent, bleeding agent and water mixing；
（3）Slurry is obtained into environment protection pressed-fibre board through hot press forming technology；Wherein,
Relative to the paraffin wax emulsions of 100 parts by weight, the consumption of acrylic acid is 12-25 parts by weight, and the consumption of OP-10 emulsifying agents is 2- 5 parts by weight, the consumption of potassium peroxydisulfate is 3-7 parts by weight；
Relative to the string of 100 parts by weight, the consumption of modified liquid paraffin is 15-25 parts by weight, and the consumption of bamboo scraps is 10- 20 parts by weight, the consumption of wheat bran is 10-20 parts by weight, and the consumption of Lauxite is 2-8 parts by weight, and the consumption of latex is 1-8 weights Part is measured, the consumption of PPE wet strength agents is 1-3 parts by weight, and the consumption of bleeding agent is 1-3 parts by weight, and the consumption of water is 120-150 weight Part.
Present invention also offers a kind of environment protection pressed-fibre board based on modified liquid paraffin, the environment protection pressed-fibre board is by above-mentioned Processing method is made.
By above-mentioned technical proposal, the invention provides a kind of environment protection pressed-fibre board based on modified liquid paraffin and its processing Method, the processing method includes：The processing of modified liquid paraffin：By paraffin wax emulsions, acrylic acid, OP-10 emulsifying agents, persulfuric acid Heating stirring is carried out after potassium mixing, modified liquid paraffin is obtained；The processing of environment protection pressed-fibre board：By string, modified liquid stone Slurry is obtained after wax, bamboo scraps, wheat bran, Lauxite, latex, PPE wet strength agents, bleeding agent and water mixing；By slurry through being hot pressed into Type technique obtains environment protection pressed-fibre board；Obtained environment protection pressed-fibre board is caused to possess higher machine by the synergy between each raw material Expansion is difficult after tool intensity, and water suction, while the method for the environment protection pressed-fibre board is simple, raw material is easy to get for processing.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points and any value of disclosed scope are not limited to the accurate scope or value herein, these scopes or Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of processing method of the environment protection pressed-fibre board based on modified liquid paraffin, the processing method bag Include：
（1）The processing of modified liquid paraffin：Added after paraffin wax emulsions, acrylic acid, OP-10 emulsifying agents, potassium peroxydisulfate are mixed Thermal agitation, obtains modified liquid paraffin；
（2）The processing of environment protection pressed-fibre board：String, modified liquid paraffin, bamboo scraps, wheat bran, Lauxite, latex, PPE is wet Slurry is obtained after strong agent, bleeding agent and water mixing；
（3）Slurry is obtained into environment protection pressed-fibre board through hot press forming technology；Wherein,
Relative to the paraffin wax emulsions of 100 parts by weight, the consumption of acrylic acid is 12-25 parts by weight, and the consumption of OP-10 emulsifying agents is 2- 5 parts by weight, the consumption of potassium peroxydisulfate is 3-7 parts by weight；
Relative to the string of 100 parts by weight, the consumption of modified liquid paraffin is 15-25 parts by weight, and the consumption of bamboo scraps is 10- 20 parts by weight, the consumption of wheat bran is 10-20 parts by weight, and the consumption of Lauxite is 2-8 parts by weight, and the consumption of latex is 1-8 weights Part is measured, the consumption of PPE wet strength agents is 1-3 parts by weight, and the consumption of bleeding agent is 1-3 parts by weight, and the consumption of water is 120-150 weight Part.
The present invention it is a kind of preferred embodiment in, in order to further improve obtained environment protection pressed-fibre board intensity and Water resistance, one or more of the bleeding agent in sodium alkyl sulfonate, sodium alkyl benzene sulfonate and alkyl sulfate sodium.
The present invention it is a kind of preferred embodiment in, in order to further improve obtained environment protection pressed-fibre board intensity and Water resistance, in step（1）In, the condition of heating stirring at least includes：The temperature of heating is 45-60 DEG C, and the time of heating is 15-25min, the speed of stirring is 80-100r/min.
The present invention it is a kind of preferred embodiment in, in order to further improve obtained environment protection pressed-fibre board intensity and Water resistance, in step（3）In, the condition of hot press forming technology at least includes：Hot pressing temperature is 100-150 DEG C, hot pressing time For 10-20min, hot pressing pressure is 30kg/cm2-110kg/cm2。
The present invention it is a kind of preferred embodiment in, in order to further improve obtained environment protection pressed-fibre board intensity and Water resistance, bamboo scraps and wheat bran make its average grain diameter be not higher than 100 mesh using preceding needing to be crushed.
Present invention also offers a kind of environment protection pressed-fibre board based on modified liquid paraffin, the environment protection pressed-fibre board is by above-mentioned Processing method is made.
The present invention will be described in detail by way of examples below.In following examples, bamboo scraps and wheat bran are before use It need to be crushed, it is 80 mesh to make its average grain diameter.
Embodiment 1
Heating stirring is carried out after 100g paraffin wax emulsions, 12g acrylic acid, 2gOP-10 emulsifying agents, 3g potassium peroxydisulfates are mixed（Heating Temperature be 45 DEG C, time of heating is 15min, and the speed of stirring is 80r/min）, obtain modified liquid paraffin；100g is planted Fibres, 15g modified liquids paraffin, 10g bamboo scraps, 10g wheat bran, 2g Lauxites, 1g latexes, 1gPPE wet strength agents, 1g alkyl sulphurs Slurry is obtained after sour sodium and 120g water mixing；By slurry through hot press forming technology（Hot pressing temperature is 100 DEG C, and hot pressing time is 10min, hot pressing pressure is 30kg/cm2）Obtain environment protection pressed-fibre board A1.
Embodiment 2
Heating stirring is carried out after 100g paraffin wax emulsions, 25g acrylic acid, 5gOP-10 emulsifying agents, 7g potassium peroxydisulfates are mixed（Heating Temperature be 60 DEG C, time of heating is 25min, and the speed of stirring is 100r/min）, obtain modified liquid paraffin；By 100g String, 25g modified liquids paraffin, 20g bamboo scraps, 20g wheat bran, 8g Lauxites, 8g latexes, 3gPPE wet strength agents, 3g alkyl Slurry is obtained after benzene sulfonic acid sodium salt and the mixing of 150g water；By slurry through hot press forming technology（Hot pressing temperature is 150 DEG C, hot pressing time For 20min, hot pressing pressure is 110kg/cm2）Obtain environment protection pressed-fibre board A2.
Embodiment 3
Heating stirring is carried out after 100g paraffin wax emulsions, 20g acrylic acid, 3gOP-10 emulsifying agents, 5g potassium peroxydisulfates are mixed（Heating Temperature be 55 DEG C, time of heating is 20min, and the speed of stirring is 90r/min）, obtain modified liquid paraffin；100g is planted Fibres, 20g modified liquids paraffin, 15g bamboo scraps, 15g wheat bran, 5g Lauxites, 4g latexes, 2gPPE wet strength agents, 2g alkyl sulfides Slurry is obtained after acid esters sodium and the mixing of 165g water；By slurry through hot press forming technology（Hot pressing temperature is 120 DEG C, and hot pressing time is 15min, hot pressing pressure is 70kg/cm2）Obtain environment protection pressed-fibre board A3.
Comparative example 1
Carried out according to the method for embodiment 3, unlike, the paraffin wax emulsions relative to 100g, the consumption of acrylic acid is 10g, OP- The consumption of 10 emulsifying agents is 1g, and the consumption of potassium peroxydisulfate is 2g；String relative to 100g, the consumption of modified liquid paraffin For 12g, the consumption of bamboo scraps is 7g, and the consumption of wheat bran is 7g, and the consumption of Lauxite is 1g, and the consumption of latex is 0.5g, and PPE is wet The consumption of strong agent is 0.5g, and the consumption of bleeding agent is 0.5g, and the consumption of water is 100g, obtains environment protection pressed-fibre board D1.
Comparative example 2
Carried out according to the method for embodiment 3, unlike, the paraffin wax emulsions relative to 100g, the consumption of acrylic acid is 30g, OP- The consumption of 10 emulsifying agents is 7g, and the consumption of potassium peroxydisulfate is 9g；String relative to 100g, the consumption of modified liquid paraffin For 28g, the consumption of bamboo scraps is 25g, and the consumption of wheat bran is 25g, and the consumption of Lauxite is 10g, and the consumption of latex is 10g, PPE The consumption of wet strength agent is 5g, and the consumption of bleeding agent is 5g, and the consumption of water is 170g, obtains environment protection pressed-fibre board D2.
Test case
Bending property detection, impact flexibility detection and tensile property inspection are carried out to obtained environment protection pressed-fibre board A1-A3, D1 and D2 Survey, wherein, bending property detection is according to GB/T 1449-2005《Fibre reinforced plastics bending property test method》Standard is carried out Detection, impact flexibility detection are according to GB/T 1451-2005《Fibre reinforced plastics freely-supported beam type impact ductility test method》Standard Detected, tensile property is detected according to GB/T 1447-2005《Fibre reinforced plastics Erichsen test method》Standard is carried out Detection；
Obtained environment protection pressed-fibre board A1-A3, D1 and D2 are soaked into 48h in water respectively, through its superficial expansion phenomenon.
Obtained fiberboard A1-A3 within the scope of the invention, which is can be seen that, by the data of table 1 possesses excellent mechanical property Can, and it also possesses excellent water resistance, meets water and is difficult expansion, the obtained fiberboard D1 and D2 each side outside the scope of the invention Face performance is relatively poor.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally The thought of invention, it should equally be considered as content disclosed in this invention.

Claims (6)

1. a kind of processing method of the environment protection pressed-fibre board based on modified liquid paraffin, it is characterised in that the processing method includes：
（1）The processing of modified liquid paraffin：Added after paraffin wax emulsions, acrylic acid, OP-10 emulsifying agents, potassium peroxydisulfate are mixed Thermal agitation, obtains modified liquid paraffin；
（2）The processing of environment protection pressed-fibre board：String, modified liquid paraffin, bamboo scraps, wheat bran, Lauxite, latex, PPE is wet Slurry is obtained after strong agent, bleeding agent and water mixing；
（3）Slurry is obtained into environment protection pressed-fibre board through hot press forming technology；Wherein,
Relative to the paraffin wax emulsions of 100 parts by weight, the consumption of acrylic acid is 12-25 parts by weight, and the consumption of OP-10 emulsifying agents is 2- 5 parts by weight, the consumption of potassium peroxydisulfate is 3-7 parts by weight；
Relative to the string of 100 parts by weight, the consumption of modified liquid paraffin is 15-25 parts by weight, and the consumption of bamboo scraps is 10- 20 parts by weight, the consumption of wheat bran is 10-20 parts by weight, and the consumption of Lauxite is 2-8 parts by weight, and the consumption of latex is 1-8 weights Part is measured, the consumption of PPE wet strength agents is 1-3 parts by weight, and the consumption of bleeding agent is 1-3 parts by weight, and the consumption of water is 120-150 weight Part.
2. processing method according to claim 1, wherein, bleeding agent is selected from sodium alkyl sulfonate, sodium alkyl benzene sulfonate and alkane One or more in base sodium sulfovinate.
3. processing method according to claim 1, wherein, in step（1）In, the condition of heating stirring at least includes：Plus The temperature of heat is 45-60 DEG C, and the time of heating is 15-25min, and the speed of stirring is 80-100r/min.
4. processing method according to claim 1, wherein, in step（3）In, the condition of hot press forming technology is at least wrapped Include：Hot pressing temperature is 100-150 DEG C, and hot pressing time is 10-20min, and hot pressing pressure is 30kg/cm2-110kg/cm2。
5. processing method according to claim 1, wherein, bamboo scraps and wheat bran using preceding needing to be crushed, make it be averaged Particle diameter is not higher than 100 mesh.
6. a kind of environment protection pressed-fibre board based on modified liquid paraffin, it is characterised in that the environment protection pressed-fibre board is by claim 1-5 Processing method described in middle any one is made.
CN201710577862.4A 2017-07-15 2017-07-15 Environment protection pressed-fibre board based on modified liquid paraffin and its processing method Active CN107217546B (en)

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CN201710577862.4A CN107217546B (en) 2017-07-15 2017-07-15 Environment protection pressed-fibre board based on modified liquid paraffin and its processing method
CN201810560582.7A CN108729307A (en) 2017-07-15 2017-07-15 A kind of environment protection pressed-fibre board and its processing method based on modified liquid paraffin
CN201810560490.9A CN108705647A (en) 2017-07-15 2017-07-15 Environment protection pressed-fibre board based on modified liquid paraffin and its processing method
CN201810560622.8A CN108755278A (en) 2017-07-15 2017-07-15 A kind of environment protection pressed-fibre board and its processing method of modified liquid paraffin

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CN201810560622.8A Pending CN108755278A (en) 2017-07-15 2017-07-15 A kind of environment protection pressed-fibre board and its processing method of modified liquid paraffin
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110041716A (en) * 2019-04-30 2019-07-23 沈钜岳 A kind of preparation method of solid emulsified wax

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