CN110331613A - A method of improving granular filler paper products filler retention - Google Patents
A method of improving granular filler paper products filler retention Download PDFInfo
- Publication number
- CN110331613A CN110331613A CN201910707468.7A CN201910707468A CN110331613A CN 110331613 A CN110331613 A CN 110331613A CN 201910707468 A CN201910707468 A CN 201910707468A CN 110331613 A CN110331613 A CN 110331613A
- Authority
- CN
- China
- Prior art keywords
- filler
- retention
- paper products
- granular filler
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/14—Secondary fibres
-
- 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
- D21H17/71—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
- D21H21/06—Paper forming aids
- D21H21/08—Dispersing agents for fibres
-
- 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
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
-
- 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
- D21H21/06—Paper forming aids
- D21H21/12—Defoamers
-
- 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
-
- 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
- D21H21/16—Sizing or water-repelling agents
-
- 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
Landscapes
- Paper (AREA)
Abstract
The present invention relates to packaging products of paper mould fields, a kind of more particularly to method for improving granular filler paper products filler retention, first prepare good material, the method for specific filler retention includes the following steps: that (1) pre-processes: (2) ultrasonic wave decentralized processing: (3) coat filler production: (4) mixed slurry production: (5) granular filler paper products molding.Moulded paper pulp product prepared by the present invention can reduce plant fiber dosage and be for up to 60%, the physical strength of product is higher than present common moulded paper pulp product, the use of forest tree resource can be reduced, more economical environmental protection is returned using rear reusable or natural degradation in soil.
Description
Technical field
The present invention relates to packaging products of paper mould fields more particularly to a kind of raising granular filler paper products filler to keep
The method of rate.
Background technique
In recent years, environmental protection is rooted in the hearts of the people, and forest tree resource shortage, pulp price is unstable, develops new packing alternative fiber
Receive more and more concerns.
With the high speed development of Chinese society economy and urbanization, sewage and sludge yield and its quantity are constantly increasing,
However how preferably to reach " four change " correlation technique and be still not perfect.Therefore, by sludge efficiently, be effectively treated disposition and it is appropriate
Sludge is the focal point of current government, industry and the people after kind resource utilization processing.
Therefore, it is made of paper that biomass is made in exploitation biological particles alternative fiber from a wealth of sources, low in cost, well-off
Product reduce fiber consumption, improve the retention of biological particles filler, prepare the biomass paper products of low-cost and high-performance at
For current paper product industries research emphasis.
Summary of the invention
The invention mainly relates to it is a kind of improve granular filler paper products filler retention method, it is an object of the invention to
Granular filler paper products filler retention is improved, plant fiber dosage is reduced, prepares the biomass paper products of low-cost and high-performance,
The use of forest tree resource can be reduced, more economical environmental protection.
The technical scheme is that
A method of improving granular filler paper products filler retention, which is characterized in that
Material as unit of weight, including 40 ~ 98 parts of plant fiber, 1 ~ 58 part of biological particles, 0.1 ~ 3 part of sizing agent,
0.1 ~ 1 part of reinforcing agent, 0.1 ~ 1 part of dispersing agent, 0.01 ~ 0.3 part of retention and drainage aid agent, 0. 1 ~ 0.3 part of plasticizer, defoaming agent 0 ~
0.03 part；
The method of specific filler retention includes the following steps:
(1) it pre-processes:
Biological particles are subjected to wet oxidation or the pretreatment of Fenton's reaction；
(2) ultrasonic wave decentralized processing:
The biological particles filler ultrasonic wave that moisture content in step (1) is 80% ~ 99% is dispersed into 3 ~ 15min；
(3) cladding filler production:
Sizing agent, reinforcing agent are sequentially added in granular filler and carried out by 100 ~ 1000rad/min of revolving speed, 3 ~ 15min of stirring
Pre- wadding is poly- to be made cladding filler；
(4) mixed slurry makes:
Cladding filler is added in plant fiber after mixing after sequentially adding dispersing agent, retention and drainage aid agent, plasticizer, defoaming agent
100 ~ 1000rad/min stirs 3 ~ 15min and mixed slurry is made；
(5) granular filler paper products form:
Granular filler paper products are made in slurry after molding, drying and integer.
Further improvement of these options, when the pretreatment in step (1) uses wet oxidation manner, wet oxidation
Condition are as follows: at 120 ~ 320 DEG C, pressure is 0 ~ 12MPa for temperature control, and oxidant is air, in oxygen, Ozone Water, heavy-oxygen-enriched water
One or more, soaking time are 20 ~ 150min.Or when the pretreatment in step (1) uses Fenton's reaction mode,
The condition of Fenton's reaction is to be added to be based on 0.5 ~ 3% ferrous iron of biological particles, and 5 ~ 10% hydrogen peroxide are in room temperature or 60 ~ 99 DEG C of water
Bath, 100 ~ 1000rad/min are stirred to react 10 ~ 30min.
Further improvement of these options, the plant fiber are wood-fibred, pomace fiber, stalk fibre, waste paper fibre
The combination of one or more of dimension, secondary plant fiber.
Further improvement of these options, the biological particles are municipal sludge, paper mill sludge, chemical engineering sludge, work
The combination of one or more of industry sludge, medical sludge, printing and dyeing sludge, greasy filth, riverway sludge, sludge is through step (1)
Become the full harmless biological matter particle for inactivating, sterilizing entirely, partial size < 100 μm of biological particles after pretreatment.
Further improvement of these options, the sizing agent include starch and its modified compound series, gum rosin system
Column, aluminium compound class, phenylethylene, esters of acrylic acid, alkyl ketene dimer, alkenyl succinic anhydrides, styrene-Malaysia
The combination of one or more of acid anhydride copolymer, acrylate-copolymer-maleic anhydride.
Further improvement of these options, the reinforcing agent include polyvinyl alcohol, acrylonitrile, acrylic acid, guar gum, gather
The combination of one or more of amide epoxy chloropropane, cellulose family, polyamines, resinae, dialdehyde starch.
Further improvement of these options, the dispersing agent include carboxymethyl cellulose class, polyethylene glycol oxide, pyrophosphoric acid
The group of one or more of potassium, polycarboxylate sodium, hexamethyl sodium phosphate, poly alkyl alcohol ethylene oxide ether methyl-monosilane
It closes.
Further improvement of these options,
The retention and drainage aid agent includes one of polyacrylamide series, chitosan series, aluminum sulfate, polyethyleneimine or two
Kind or more combination.
Further improvement of these options, the plasticizer include that fats glycerol, epoxidized soybean oil, stearic acid are different pungent
Ester, dioctyl phthalate, citric acid ester type, dioctyl sebacate, dibutyl phthalate, two isobutyl of phthalic acid
The combination of one or more of ester, trioctyl trimellitate (TOTM), dioctyl terephthalate；
The defoaming agent includes the combination of one or more of fatty acid acyl amine, organic silicon, polyethers, alcohols.
Beneficial effect
The biomass paper products retention that biological particles are prepared after pretreatment up to 62 ~ 91%, tensile index up to 6 ~
19Nmg-1, bending strength is up to 4 ~ 16MPa, it is possible to reduce for plant fiber dosage at most up to 60%, the physics of product is strong
Degree is higher than present common moulded paper pulp product, it is possible to reduce the use of forest tree resource, more economical environmental protection, using rear reusable or
Natural degradation is returned in soil.
The retention for improving granular filler paper products is conducive to be promoted the resource value of waste paper and the granular filler, raising
The added value of particulate filler has a social nature, is economical, the advantages such as artistry, low pollution, simple process, not only opening particle
The new way that filler utilizes alleviates environmental pollution, and can reduce the production cost of moulded paper pulp product, promotes discarded money
Source is converted to high value-added product, accelerates the development of China's paper industry and material industry, have biggish economic, society and
Environmental benefit may advantageously facilitate the building of resource recycling society.
Specific embodiment
The present invention is further explained in the light of specific embodiments；
Material as unit of weight, including 40 ~ 98 parts of plant fiber, 1 ~ 58 part of biological particles, 0.1 ~ 3 part of sizing agent,
0.1 ~ 1 part of reinforcing agent, 0.1 ~ 1 part of dispersing agent, 0.01 ~ 0.3 part of retention and drainage aid agent, 0. 1 ~ 0.3 part of plasticizer, defoaming agent 0 ~
0.03 part；In this application, the total number of these siccative materials is controlled at 100 parts；
The method of specific filler retention includes the following steps:
(1) it pre-processes:
Biological particles are subjected to wet oxidation or the pretreatment of Fenton's reaction；
(2) ultrasonic wave decentralized processing:
The biological particles filler ultrasonic wave that moisture content in step (1) is 80% ~ 99% is dispersed into 3 ~ 15min；
(3) cladding filler production:
Sizing agent, reinforcing agent are sequentially added in granular filler and carried out by 100 ~ 1000rad/min of revolving speed, 3 ~ 15min of stirring
Pre- wadding is poly- to be made cladding filler；
(4) mixed slurry makes:
Cladding filler is added in plant fiber after mixing after sequentially adding dispersing agent, retention and drainage aid agent, plasticizer, defoaming agent
100 ~ 1000rad/min stirs 3 ~ 15min and mixed slurry is made；
(5) granular filler paper products form:
Granular filler paper products are made in slurry after molding, drying and integer.
Further improvement of these options, when the pretreatment in step (1) uses wet oxidation manner, wet oxidation
Condition are as follows: at 120 ~ 320 DEG C, pressure is 0 ~ 12MPa for temperature control, and oxidant is air, in oxygen, Ozone Water, heavy-oxygen-enriched water
One or more, soaking time are 20 ~ 150min.
Further improvement of these options, when the pretreatment in step (1) uses Fenton's reaction mode, Fenton's reaction
Condition be to be added to be based on 0.5 ~ 3% ferrous iron of biological particles, 5 ~ 10% hydrogen peroxide in room temperature or 60 ~ 99 DEG C of water-baths, 100 ~
1000rad/min is stirred to react 10 ~ 30min.
Further improvement of these options, the plant fiber are wood-fibred, pomace fiber, stalk fibre, waste paper fibre
The combination of one or more of dimension, secondary plant fiber.
Further improvement of these options, the biological particles are municipal sludge, paper mill sludge, chemical engineering sludge, work
The combination of one or more of industry sludge, medical sludge, printing and dyeing sludge, greasy filth, riverway sludge is located in advance through step (1)
The harmless biological matter particle for inactivating, sterilizing entirely entirely after reason, after the processing of thermal chemical reaction, wet oxidation process, Fenton's reaction, biology
Partial size < 100 μm of matter particle.
Further improvement of these options, the sizing agent can enhance paper products surface strength and certain water resistant,
Grease resistance, including starch and its modified compound series, gum rosin series, aluminium compound class, phenylethylene, esters of acrylic acid,
Alkyl ketene dimer, alkenyl succinic anhydrides, styrene-copolymer-maleic anhydride, acrylate-copolymer-maleic anhydride
One or more of combination.
Further improvement of these options, the reinforcing agent help to increase interfibrous bonding quantity, strengthening slurry
Between binding force, to improve paper products strength character, including polyvinyl alcohol, acrylonitrile, acrylic acid, guar gum, polyamide ring
The combination of one or more of oxygen chloropropane, cellulose family, polyamines, resinae, dialdehyde starch.
Further improvement of these options, the dispersing agent can reduce slurry wadding and gather, be uniformly dispersed fiber and come
And uniform paper products are formed, including carboxymethyl cellulose class, polyethylene glycol oxide, potassium pyrophosphate, polycarboxylate sodium, hempa
The combination of one or more of sour sodium, poly alkyl alcohol ethylene oxide ether methyl-monosilane.
The retention and drainability of slurry can be improved in further improvement of these options, the retention and drainage aid agent, including
The combination of one or more of polyacrylamide series, chitosan series, aluminum sulfate, polyethyleneimine.
Further improvement of these options, the plasticizer can reinforcing fiber plasticity, toughness, including fats glycerol,
Epoxidized soybean oil, Ethylhexyl stearate, dioctyl phthalate, citric acid ester type, dioctyl sebacate, phthalic acid two
The group of one or more of butyl ester, diisobutyl phthalate, trioctyl trimellitate (TOTM), dioctyl terephthalate
It closes；
The defoaming agent can eliminate rapidly bubble, inhibit foam regeneration, subtract less slurry gas content, improve de-watering of slurries
Can, to improve the quality of product, and production overall cost and field management cost are reduced, including fatty acid acyl amine, organic
The combination of one or more of silicon class, polyethers, alcohols.
Embodiment 1
A method of improving granular filler paper products filler retention, comprising the following steps:
(1) 98 parts of secondary stocks impregnated, be crushed, washing obtained fibre stuff；
(2) by 1 part of moisture content be 80% biological particles at 320 DEG C of temperature, pressure 12MPa, oxidant is oxygen, heat preservation
Time is that 150min carries out wet oxidation pretreatment；
(3) biological particles ultrasonic wave after step (2) pretreatment is dispersed into 15min；
(4) by 0.7 part of gum rosin and 0.08 part of polyvinyl alcohol sequentially add in granular filler 1000rad/min stir 15min into
The pre- wadding of row is poly- to be made cladding filler
(5) cladding filler is added in plant fiber after mixing and sequentially adds 0.15 part of sodium carboxymethylcellulose, 0.01 part of shell gathers
It is 0.1% mixed slurry that concentration, which is made, in 1000rad/min stirring 15min in sugar, 0.06 part of epoxy soybean；
(6) granular filler paper products are made in slurry after molding, drying and integer.
Sizing agent choosing herein is gum rosin series, and sizing agent is using starch and its modified compound series, alkyl
Ketenes dimerization, aluminium compound class, phenylethylene, esters of acrylic acid, alkenyl succinic anhydrides, styrene-maleic anhydride
The combination of one or more of object, acrylate-copolymer-maleic anhydride can also reach identical effect, not one by one
It enumerates；
Reinforcing agent is polyvinyl alcohol in the present embodiment, and the reinforcing agent selects acrylonitrile, acrylic acid, guar gum, daiamid epoxy
The combination of one or more of chloropropane, cellulose family, polyamines, resinae, dialdehyde starch can also reach corresponding
Effect is not listed one by one；
Similarly, for only enumerating one kind in dispersing agent, retention and drainage aid agent, plasticizer, defoaming agent the present embodiment, for its two kinds or
Above combination is also attained by corresponding effect, not exhaustive one by one herein.
Embodiment 2
A method of improving granular filler paper products filler retention, comprising the following steps:
(1) 38 parts of secondary stocks impregnated, be crushed, washing obtained fibre stuff；
(2) it is added in the biological particles for being 99% by 58 parts of moisture content and is based on 3% ferrous iron of biological particles, 10% hydrogen peroxide exists
99 DEG C of water-baths, 100rad/min are stirred to react 10min.
(3) biological particles ultrasonic wave after (2) pretreatment is dispersed into 3min；
(4) by 2.1 parts of alkyl ketene dimers and 1 part of acrylonitrile sequentially add in granular filler 100rad/min stir 3min into
The pre- wadding of row is poly- to be made cladding filler；
(5) cladding filler is added in plant fiber after mixing and sequentially adds 0.7 part of polyethylene glycol oxide, 0.08 part of polyethyleneimine
It is 5% mixing slurry that concentration, which is made, in 100rad/min stirring 3min in amine, 0.1 part of Ethylhexyl stearate, 0.02 part of organic silicon defoamer
Material；
(6) granular filler paper products are made in slurry after molding, drying and integer.
Embodiment 3
(1) 91 parts of secondary stocks impregnated, be crushed, washing obtained fibre stuff；
(2) by 5 parts of moisture content be 88% biological particles at 180 DEG C of temperature, pressure 4MPa, oxidant is oxygen, when heat preservation
Between for 150min carry out wet oxidation pretreatment；
(3) biological particles ultrasonic wave after (2) pretreatment is dispersed into 13min；
(4) 2.1 parts of gum rosins and 1.1 parts of polyvinyl alcohol are sequentially added into 800rad/min in granular filler and stirs 13min progress
Pre- wadding is poly- to be made cladding filler
(5) cladding filler is added in plant fiber after mixing and sequentially adds 0.4 part of sodium carboxymethylcellulose, 0.18 part of shell gathers
It is 3% mixed slurry that concentration, which is made, in 500rad/min stirring 8min in sugar, 0.2 part of epoxy soybean, 0.02 part of organic silicon defoamer；
(6) granular filler paper products are made in slurry after molding, drying and integer.
Finally it should be noted that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it, to the greatest extent
Pipe is described the invention in detail referring to example, those skilled in the art should understand that, it can be to of the invention
Technical solution is modified or replaced equivalently, and without departing from the spirit and scope of the technical solution of the present invention, should all be covered
In scope of the presently claimed invention.
Claims (10)
1. a kind of method for improving granular filler paper products filler retention, which is characterized in that
Material as unit of weight, including 40 ~ 98 parts of plant fiber, 1 ~ 58 part of biological particles, 0.1 ~ 3 part of sizing agent,
0.1 ~ 1 part of reinforcing agent, 0.1 ~ 1 part of dispersing agent, 0.01 ~ 0.3 part of retention and drainage aid agent, 0. 1 ~ 0.3 part of plasticizer, defoaming agent 0 ~
0.03 part；
The method of specific filler retention includes the following steps:
(1) it pre-processes:
Biological particles are subjected to wet oxidation or the pretreatment of Fenton's reaction；
(2) ultrasonic wave decentralized processing:
The biological particles filler ultrasonic wave that moisture content in step (1) is 80% ~ 99% is dispersed into 3 ~ 15min；
(3) cladding filler production:
Sizing agent, reinforcing agent are sequentially added in granular filler and carried out by 100 ~ 1000rad/min of revolving speed, 3 ~ 15min of stirring
Pre- wadding is poly- to be made cladding filler；
(4) mixed slurry makes:
Cladding filler is added in plant fiber after mixing after sequentially adding dispersing agent, retention and drainage aid agent, plasticizer, defoaming agent
100 ~ 1000rad/min stirs 3 ~ 15min and mixed slurry is made；
(5) granular filler paper products form:
Granular filler paper products are made in slurry after molding, drying and integer.
2. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
When the pretreatment in step (1) uses wet oxidation manner, wet oxidation conditions are as follows: temperature is controlled at 120 ~ 320 DEG C,
Pressure is 0-12MPa, and oxidant is one or more of air, oxygen, Ozone Water, heavy-oxygen-enriched water, soaking time is 20 ~
150min。
3. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
When the pretreatment in step (1) uses Fenton's reaction mode, the condition of Fenton's reaction is to be added to be based on biological particles
0.5 ~ 3% ferrous iron, 5 ~ 10% hydrogen peroxide are stirred to react 10 ~ 30min in room temperature or 60 ~ 99 DEG C of water-baths, 100 ~ 1000rad/min.
4. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The plant fiber is one of wood-fibred, pomace fiber, stalk fibre, waste paper fibre, secondary plant fiber or two
Kind or more combination.
5. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The biological particles are municipal sludge, paper mill sludge, chemical engineering sludge, industrial sludge, medical sludge, printing and dyeing sludge, oil
The combination of one or more of mud, riverway sludge, what sludge was sterilized after step (1) pre-processes as full inactivation, entirely
Harmless biological matter particle, partial size < 100 μm of biological particles.
6. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The sizing agent includes starch and its modified compound series, gum rosin series, aluminium compound class, phenylethylene, propylene
Esters of gallic acid, alkyl ketene dimer, alkenyl succinic anhydrides, styrene-copolymer-maleic anhydride, acrylate-maleic acid
The combination of one or more of anhydride copolymer.
7. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The reinforcing agent includes polyvinyl alcohol, acrylonitrile, acrylic acid, guar gum, polyamideepichlorohydrin, cellulose family, gathers
The combination of one or more of amine, resinae, dialdehyde starch.
8. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The dispersing agent include carboxymethyl cellulose class, polyethylene glycol oxide, potassium pyrophosphate, polycarboxylate sodium, hexamethyl sodium phosphate,
The combination of one or more of poly alkyl alcohol ethylene oxide ether methyl-monosilane.
9. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The retention and drainage aid agent includes one of polyacrylamide series, chitosan series, aluminum sulfate, polyethyleneimine or two
Kind or more combination.
10. a kind of method for improving granular filler paper products filler retention as described in claim 1, it is characterised in that:
The plasticizer includes fats glycerol, epoxidized soybean oil, Ethylhexyl stearate, dioctyl phthalate, citrate
Class, dioctyl sebacate, dibutyl phthalate, diisobutyl phthalate, trioctyl trimellitate (TOTM), terephthalic acid (TPA)
The combination of one or more of dioctyl ester；
The defoaming agent includes the combination of one or more of fatty acid acyl amine, organic silicon, polyethers, alcohols.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910707468.7A CN110331613A (en) | 2019-08-01 | 2019-08-01 | A method of improving granular filler paper products filler retention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910707468.7A CN110331613A (en) | 2019-08-01 | 2019-08-01 | A method of improving granular filler paper products filler retention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110331613A true CN110331613A (en) | 2019-10-15 |
Family
ID=68148434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910707468.7A Pending CN110331613A (en) | 2019-08-01 | 2019-08-01 | A method of improving granular filler paper products filler retention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110331613A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906694A (en) * | 2017-01-12 | 2017-06-30 | 广东轻工职业技术学院 | A kind of bagasse base compounded mix, its preparation method and the paper containing the compounded mix |
| CN107815929A (en) * | 2017-11-02 | 2018-03-20 | 江南大学 | A kind of sludge paper and preparation method thereof |
| CN107829334A (en) * | 2017-11-02 | 2018-03-23 | 江南大学 | A kind of sludge cardboard and preparation method thereof |
| CN108166309A (en) * | 2018-02-07 | 2018-06-15 | 山东仁丰特种材料股份有限公司 | A kind of paper waste secondary sludge recycling medicament and fluting medium preparation method |
| CN109487627A (en) * | 2018-12-28 | 2019-03-19 | 江苏理文造纸有限公司 | A method of kraft liner cardboard paper is prepared based on biological recovery slurry |
-
2019
- 2019-08-01 CN CN201910707468.7A patent/CN110331613A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906694A (en) * | 2017-01-12 | 2017-06-30 | 广东轻工职业技术学院 | A kind of bagasse base compounded mix, its preparation method and the paper containing the compounded mix |
| CN107815929A (en) * | 2017-11-02 | 2018-03-20 | 江南大学 | A kind of sludge paper and preparation method thereof |
| CN107829334A (en) * | 2017-11-02 | 2018-03-23 | 江南大学 | A kind of sludge cardboard and preparation method thereof |
| CN108166309A (en) * | 2018-02-07 | 2018-06-15 | 山东仁丰特种材料股份有限公司 | A kind of paper waste secondary sludge recycling medicament and fluting medium preparation method |
| CN109487627A (en) * | 2018-12-28 | 2019-03-19 | 江苏理文造纸有限公司 | A method of kraft liner cardboard paper is prepared based on biological recovery slurry |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110331624A (en) | A kind of material and preparation method of granular filler moulded paper pulp product | |
| CN101613980B (en) | Biological assistant for straw raw materials clean pulping | |
| CN107971324B (en) | Method and device for reducing and recycling kitchen waste anaerobic fermentation biogas residues | |
| CN103061181B (en) | Complex enzyme preparation and technique for preparing dissolving pulp by using same | |
| CN108049230A (en) | A kind of iron catalyzing hydrogen peroxide oxidation prepares nano-cellulose method | |
| CN106633989A (en) | Fungus-based biomass packaging material with bagasse as main material and preparation method of fungus-based biomass packaging material | |
| CN103833861B (en) | The preparation method and application of oleophilic drainage modified starch and preparation facilities thereof | |
| CN102268826A (en) | Combined pulping method | |
| CN110331613A (en) | A method of improving granular filler paper products filler retention | |
| CN106702812A (en) | Coating type paper sheet oil-proof agent and preparation method of coating type paper sheet oil-proof agent | |
| CN101792980A (en) | Mechanical pulping method for biological bacteria liquid | |
| CN108755238A (en) | A kind of Environmental protection bag material and preparation method thereof | |
| CN108069423A (en) | A kind of method that marine biomass prepares porous carbon | |
| Islam et al. | Development of enzymatic pretreatment of palm oil mill effluent for monomers towards biogas production | |
| CN103709125B (en) | The method of the biological plasticizer epoxy aliphatic acid methyl ester of kitchen castoff oil and fat preparation | |
| CN108221425A (en) | A kind of method that regenerated newsprint is prepared using old newsprint | |
| CN108949891A (en) | A kind of method that the mixed bacterium of poplar bark lignin ultrasonic synergistic is biologically converted into polyphenol | |
| CN204237687U (en) | A kind of organic waste works in coordination with Anaerobic Digestion system | |
| CN103556515A (en) | Papermaking pulping technology | |
| CN107286697A (en) | It is a kind of to be homogenized the method that chain extension recycles regenerated plastics | |
| CN104088185B (en) | A kind of biomass-based enzyme pretreatment method for bleaching of paper pulp | |
| CN103741462B (en) | A kind of bamboo fiber process for cleanly preparing | |
| CN100465372C (en) | Wheat-straw biological clean pulping technology by black liquor bacterizing treatment | |
| CN111088720A (en) | Novel deodorant for papermaking and preparation method thereof | |
| CN104141260B (en) | A kind of preparation method of degradable paper grade (stock) neutral sizing agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191015 |