CN107326747B - A kind of high-strength insulation vulcanized fiber and preparation method thereof - Google Patents
A kind of high-strength insulation vulcanized fiber and preparation method thereof Download PDFInfo
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- CN107326747B CN107326747B CN201710483260.2A CN201710483260A CN107326747B CN 107326747 B CN107326747 B CN 107326747B CN 201710483260 A CN201710483260 A CN 201710483260A CN 107326747 B CN107326747 B CN 107326747B
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- 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/14—Paper having stable form or dimension; Curl-resistant paper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H1/00—Macromolecular products derived from proteins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/18—Highly hydrated, swollen or fibrillatable 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/36—Inorganic fibres or flakes
- D21H13/38—Inorganic fibres or flakes siliceous
- D21H13/42—Asbestos
-
- 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
- D21H17/02—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
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/14—Carboxylic acids; Derivatives thereof
-
- 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
-
- 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
- D21H21/50—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 form
- D21H21/52—Additives of definite length or shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/48—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
- H01B3/52—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials wood; paper; press board
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2205/00—Foams characterised by their properties
- C08J2205/02—Foams characterised by their properties the finished foam itself being a gel or a gel being temporarily formed when processing the foamable composition
- C08J2205/026—Aerogel, i.e. a supercritically dried gel
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/02—Cellulose; Modified cellulose
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Abstract
The present invention relates to field of papermaking, a kind of high-strength insulation vulcanized fiber and preparation method thereof is disclosed.The insulation vulcanized fiber is bonded by several layers body paper gelatinization；It include following parts by weight raw material be made: 140-160 part of wood pulp, 4-6 part of sisal fiber, enhance dipping emulsion 300-500 parts, 200-400 parts of swollen gelatinization liquid, 8-12 parts of cellulose gas phase gel particles, 4-6 parts of fishbone dust, 0.5-1.5 parts of ethylene glycol diglycidylether, air bladder extraction glue 4-6 parts.The tensile strength of insulation vulcanized fiber of the present invention is high, interlaminar strength is high, can satisfy the current market demand；And its materials is environmentally protective, preparation process advantages of simple, is suitable for large-scale production.
Description
Technical field
The present invention relates to field of papermaking more particularly to a kind of high-strength insulation vulcanized fiber and preparation method thereof.
Background technique
Insulation vulcanized fiber have papery is hard, dielectric strength it is elastic it is high, wearability is good, heat-resist and good insulating spy
Property.And its is cleavable, drills, crushes, punching press, planing, is bent, mills, and is mainly used for the partiting thermal insulation of various household electrical appliance
Body and various electric appliance arc-extinguish chambers, electronics rotor slot wedge, insulation spacer, part etc..
Application No. is the Chinese patents of CN201010107134.5 to disclose a kind of insulation vulcanized fiber board and its manufacturing method,
By plant fiber for primary raw material, based on paper technology, a variety of special chemical assistants are selected, it is good absolutely to assign cardboard
Edge performance, arc protection, oil resistant, (punching press and bending) easy to process, intensity is big, light-weight, has excellent machinery a variety of special
Function.It uses one-pass molding, vacuum dehydration, the dry production technology of high temperature hot pressing.With domestic similar-type products
Production technology mode is compared, and with lower production costs, equipment investment is few, simple process, easily start, easy to operate, low energy consumption
Advantage, and it is able to achieve clean manufacturing.
Application No. is the Chinese patents of CN201010107148.7 to disclose a kind of high-strength insulation vulcanized fiber board and its manufacturer
Method selects adhesive, wet strength agent, stiff dose, water repellent agent, increasing by plant fiber for primary raw material, based on paper technology
White dose, a variety of special chemical assistants such as defoaming agent and dispersing agent, assign the good machining property of cardboard (pressure resistance, punching,
Cut, carve, being pressurized not stratified, not bursting) and a variety of special functions such as electrical insulation properties and moisture-proof, waterproof performance.It
Using one-pass molding, vacuum dehydration, the dry production technology of high temperature hot pressing.With the production technology side of domestic similar-type products
Formula is compared, have the advantages that few lower production costs, equipment investment, simple process, easily start, easy to operate, low energy consumption, and can be real
Existing clean manufacturing.
Above-mentioned patent adds wet strength agent and drying strengthening agent to improve the intensity of paper, although to a certain extent can in paper pulp
The intensity of vulcan fibre is improved, but with the development of society, the continuous improvement that market requires product strength, it is necessary to separately ward off footpath
Diameter develops a kind of insulation vulcanized fiber that can satisfy the newest market demand.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of high-strength insulation vulcanized fibers and preparation method thereof.The present invention
Insulation vulcanized fiber tensile strength is high, interlaminar strength is high, can satisfy the current market demand；And its materials green ring
It protects, preparation process advantages of simple, is suitable for large-scale production.
The specific technical proposal of the invention is: a kind of high-strength insulation vulcanized fiber, is bonded by several layers body paper gelatinization；It is wrapped
The raw material for including following parts by weight is made: 140-160 parts of wood pulp, 4-6 parts of sisal fiber, enhancing dipping emulsion 300-500 parts, swollen
200-400 parts of gelatinization liquid, 8-12 parts of cellulose gas phase gel particles, 4-6 parts of fishbone dust, ethylene glycol diglycidylether 0.5-
1.5 parts, glue 4-6 parts of air bladder extraction.
Insulation vulcanized fiber of the invention selects wood pulp as base-material, and using sisal fiber as auxiliary material, sisal fiber quality is harder, and
Rub resistance, humidity, intensity is high, can effectively improve paper strength.Swollen gelatinization liquid can be such that the cellulose in body paper occurs
Violent swollen and gelatinization have high intensity so that paper be made to harden.The strand both ends of ethylene glycol diglycidylether, which have, lives
Property group, both ends can respectively with fiber is subjected to " bonding ", play bridge beam action, thus further increase fiber it
Between cross-link intensity, improve the bursting strength and water resistance of fibrous layer.Air bladder extracts glue and extracts and obtain from air bladder, containing big
Collagen is measured, there is good viscosity, the characteristic having is that have very strong adhesiveness to wood-fibred, and being much better than commonly has
Machine rubber polymer, therefore with the tensile strength of body paper can be greatly improved after its sizing, and air bladder extracts glue and is derived from natural materials,
It is nontoxic, formaldehyde is free of, it is environmentally protective.It is impregnated in after body paper is compound in enhancing dipping emulsion, paper adsorbs lotion
After solidification, the crosslinking degree in single-part stationery and different layers paper between cellulose is improved, its tensile strength can be effectively improved
And interlaminar strength.But the cellulose in plain paper leads to paper for the adsorption capacity of dipping emulsion and not strong enough
It is not high to the load factor of lotion, and strength enhancing is limited.In order to solve this technical problem, the present inventor is in body paper preparation process
In be just compounded with cellulose gas phase gel particles and fishbone dust, wherein cellulose gas phase gel particles have very high specific surface
Long-pending and very high porosity has very strong adsorption capacity and load capacity, and itself and body paper base-material cellulose to dipping emulsion
Belong to homologous substance, compatibility is good；Organic matter of the fishbone dust after grinding, calcining in its matrix is removed, the sky left
Between make its formed open structure and have high porosity, equally to dipping emulsion adsorption capacity with higher and absorption hold
Amount, and fishbone dust is natural materials, waste utilization is environmentally protective.Above two substance is compound in body paper, its difference is utilized
The aperture size of size respectively adsorbs lotion, can effectively improve paper to the adsorption capacity of dipping emulsion, thus into
The intensity of one step raising paper.
Preferably, the enhancing dipping emulsion is by focus ratio 10-20wt%, ethylene glycol diglycidylether 1-
The water of 3wt%, emulsifier 0.5-1.5wt% and surplus form.
Focus ratio has very strong adhesiveness, and water resistance, wearability are good；Ethylene glycol diglycidylether is as above
The degree of cross linking that can be improved between cellulose, crosslinks cellulose between same layer and different layers, therefore the enhancing
Dipping emulsion can be improved the interlaminar strength and tensile strength of paper.
Preferably, the solid content of the wood pulp is 20-40wt%.
Preferably, the swollen gelatinization liquid is the liquor zinci chloridi that concentration is 5-20wt%.
Zinc chloride can make cellulose that swollen gelatinization occur, and improve hardness.
Preferably, the cellulose gas phase gel particles the preparation method is as follows: by wood powder in the hydrogen containing 4-6wt%
Impregnating by pressure is handled in the pressurizing vessel of potassium oxide solution, and impregnating by pressure temperature is 100-110 DEG C, time 2-4h；Pressurization leaching
Filtrate is filtered to take after stain processing, filtrate is immersed in ethanol solution, 2-4h is dissolved at 65-75 DEG C, is then filtered to take
Filtrate, successively it is beaten, defibrination, clean after obtain cellulose；By cellulose dissolution with obtained in ionic liquid
To the cellulose solution of 10-20wt%, by cellulose solution 0 DEG C or less freezing processing 3-5 days, take out and thaw, repeat used
Amount ethyl alcohol carries out solvent displacement to it, obtains cellulose wet gel, after carrying out supercritical fluid drying to cellulose wet gel,
It grinds and cellulose gas phase gel particles is made.
Cellulose gas phase gel particles made from the above method extract cellulose, phase homologous with wood pulp by raw material of wood powder
Capacitive is good, and cellulose gas phase gel particles impurity content obtained is few in aforementioned manners, purity is high, the hole of gas phase gel particles
Gap rate is high, excellent adsorption.
Preferably, the partial size of the cellulose gas phase gel particles is micron order.
Preferably, the fishbone dust the preparation method is as follows: fish-bone is cleaned and roughly ground 80-120 mesh, then will
Its anoxybiotic in Muffle furnace calcines 1-3h, and calcination temperature is 350-450 DEG C, then takes out and refined 800-1200 mesh, obtain
To fishbone dust.
It is calcined at a certain temperature after fish-bone corase grinding, the organic matter in bone matrix can be removed, after organic matter removes,
Bone matrix is loose porous shape, has very high porosity, adsorption capacity with higher.Further after fine grinding, to improve it
Dispersibility and compatibility in body paper.The above method can be free of harmful substance, green ring using discarded fish-bone as raw material
It protects.
Preferably, it is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into high pressure steaming
Pot in, add water to submerge air bladder, after autoclaving 30-60min draining take out, mashed plastic emitting, be then immersed in containing
Enzymatic hydrolysis 3-5h is carried out in the enzymolysis liquid of the neutral proteinase of 0.1-0.5wt%, is filtered after the enzyme deactivation that heats up, filtrate is taken, through dense
Air bladder is made after contracting, vacuum drying and extracts glue.
Air bladder obtained extracts glue according to the above method, and molecular weight is moderate, and workability is good, and its viscosity particularly suitable for
Sizing in body paper manufacturing process.And air bladder extracts glue and is derived from natural materials, itself is nontoxic, is free of formaldehyde, mentions at it
Other harmful substances are not added yet during taking, it is environmentally protective
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, finished product after finally drying.
The present invention increases one in enhancing dipping cream after carrying out lamination bonding to body paper, standing aging, immersion desalination
The technique impregnated in liquid, after paper fully absorbs lotion, cellulose crosslinked degree is greatly improved, to further realize
High-intensitive technical effect.
Preferably, dip time 10-30min, dipping temperature is 30-40 DEG C in step (4).
It is compared with the prior art, the beneficial effects of the present invention are: the tensile strength of insulation vulcanized fiber of the present invention is high, splitting
Intensity is high, can satisfy the current market demand；And its materials is environmentally protective, preparation process advantages of simple, is suitable for extensive raw
It produces.
Specific embodiment
The present invention will be further described with reference to the examples below.
Embodiment 1
A kind of high-strength insulation vulcanized fiber is bonded by 10 layers of body paper gelatinization.It include following parts by weight raw material be made: wood
Slurry 150 parts, 5 parts of sisal fiber, enhancing 400 parts of dipping emulsion, 300 parts of swollen gelatinization liquid, 10 parts of cellulose gas phase gel particles,
5 parts of fishbone dust, 1 part of ethylene glycol diglycidylether, air bladder extract 5 parts of glue.
Wherein, the solid content of the wood pulp is 30wt%.
The enhancing dipping emulsion is by focus ratio 15wt%, ethylene glycol diglycidylether 2wt%, emulsifier
1wt% and the water of surplus composition.
The swollen gelatinization liquid is the liquor zinci chloridi that concentration is 15wt%.
The cellulose gas phase gel particles the preparation method is as follows: by wood powder in the potassium hydroxide solution containing 5wt%
Pressurizing vessel in impregnating by pressure processing, impregnating by pressure temperature be 105 DEG C, time 3h；It was filtered to take after impregnating by pressure processing
Filtrate is immersed in ethanol solution by screening, and 3h is dissolved at 70 DEG C, is then filtered to take filtrate, is successively beaten it
Slurry, defibrination obtain cellulose after cleaning；Cellulose dissolution is prepared in ionic liquid and obtains the cellulose solution of 15wt%,
By cellulose solution 0 DEG C or less freezing processing 4 days, take out and thaw, repeat with excess ethyl alcohol to carry out solvent displacement to it, obtain
Cellulose wet gel, after carrying out supercritical fluid drying to cellulose wet gel, micron-sized cellulose gas phase is made in grinding
Gel particles.
The fishbone dust the preparation method is as follows: fish-bone cleaned and is roughly ground sieving with 100 mesh sieve, then by it in Muffle furnace
Anoxybiotic calcines 2h, and calcination temperature is 400 DEG C, then takes out and refined 1000 meshes, obtain fishbone dust.
It is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into autoclave, add water
Air bladder is submerged, draining takes out after autoclaving 45min, is mashed plastic emitting, is then immersed in the neutrality containing 0.3wt%
Enzymatic hydrolysis 4h is carried out in the enzymolysis liquid of protease, is filtered after the enzyme deactivation that heats up, and takes filtrate, fish is made after concentrated, vacuum drying
Fish glue extracts glue.
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, dip time 20min, dipping temperature are 35 DEG C.Finally do
Finished product after dry.
Embodiment 2
A kind of high-strength insulation vulcanized fiber is bonded by 12 layers of body paper gelatinization；It include following parts by weight raw material be made: wood
Slurry 140 parts, 4 parts of sisal fiber, enhancing 300 parts of dipping emulsion, 200 parts of swollen gelatinization liquid, 8 parts of cellulose gas phase gel particles,
4 parts of fishbone dust, 0.5 part of ethylene glycol diglycidylether, air bladder extract 4 parts of glue.
Wherein, the solid content of the wood pulp is 40wt%.
The enhancing dipping emulsion is by focus ratio 10wt%, ethylene glycol diglycidylether 1wt%, emulsifier
0.5wt% and the water of surplus composition.
The swollen gelatinization liquid is the liquor zinci chloridi that concentration is 20wt%.
The cellulose gas phase gel particles the preparation method is as follows: by wood powder in the potassium hydroxide solution containing 4wt%
Pressurizing vessel in impregnating by pressure processing, impregnating by pressure temperature be 100 DEG C, time 4h；It was filtered to take after impregnating by pressure processing
Filtrate is immersed in ethanol solution by screening, and 4h is dissolved at 65 DEG C, is then filtered to take filtrate, is successively beaten it
Slurry, defibrination obtain cellulose after cleaning；Cellulose dissolution is prepared in ionic liquid and obtains the cellulose solution of 10wt%,
By cellulose solution 0 DEG C or less freezing processing 3 days, take out and thaw, repeat with excess ethyl alcohol to carry out solvent displacement to it, obtain
Cellulose wet gel, after carrying out supercritical fluid drying to cellulose wet gel, micron-sized cellulose gas phase is made in grinding
Gel particles.
The fishbone dust the preparation method is as follows: fish-bone is cleaned and roughly ground 80 meshes, then by it in Muffle furnace
Anoxybiotic calcines 1h, and calcination temperature is 450 DEG C, then takes out and refined 800 meshes, obtain fishbone dust.
It is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into autoclave, add water
Air bladder is submerged, draining takes out after autoclaving 30min, is mashed plastic emitting, is then immersed in the neutrality containing 0.1wt%
Enzymatic hydrolysis 3h is carried out in the enzymolysis liquid of protease, is filtered after the enzyme deactivation that heats up, and takes filtrate, fish is made after concentrated, vacuum drying
Fish glue extracts glue.
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, dip time 10min, dipping temperature are 40 DEG C.Finally do
Finished product after dry.
Embodiment 3
A kind of high-strength insulation vulcanized fiber is bonded by 7 layers of body paper gelatinization；It include following parts by weight raw material be made: wood
Slurry 160 parts, 6 parts of sisal fiber, enhancing 500 parts of dipping emulsion, 400 parts of swollen gelatinization liquid, 12 parts of cellulose gas phase gel particles,
6 parts of fishbone dust, 1.5 parts of ethylene glycol diglycidylether, air bladder extract 6 parts of glue.
Wherein, the solid content of the wood pulp is 20wt%.
The enhancing dipping emulsion is by focus ratio 20wt%, ethylene glycol diglycidylether 3wt%, emulsifier
1.5wt% and the water of surplus composition.
The swollen gelatinization liquid is the liquor zinci chloridi that concentration is 5wt%.
The cellulose gas phase gel particles the preparation method is as follows:
By wood powder, impregnating by pressure is handled in the pressurizing vessel of the potassium hydroxide solution containing 6wt%, impregnating by pressure temperature
It is 110 DEG C, time 2h；Filtrate is filtered to take after impregnating by pressure processing, filtrate is immersed in ethanol solution, at 75 DEG C
Dissolve 2h, then filter to take filtrate, successively it is beaten, defibrination, clean after obtain cellulose；By cellulose dissolution in
In ionic liquid prepare obtain the cellulose solution of 20wt%, by cellulose solution 0 DEG C or less freezing processing 5 days, take out solution
Freeze, repeat to carry out solvent displacement to it with excess ethyl alcohol, obtain cellulose wet gel, shooting flow is carried out to cellulose wet gel
After soma is dry, micron-sized cellulose gas phase gel particles are made in grinding.
The fishbone dust the preparation method is as follows: fish-bone is cleaned and roughly ground 120 meshes, then by it in Muffle furnace
Anoxybiotic calcines 3h, and calcination temperature is 350 DEG C, then takes out and refined 1200 meshes, obtain fishbone dust.
It is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into autoclave, add water
Air bladder is submerged, draining takes out after autoclaving 60min, is mashed plastic emitting, is then immersed in the neutrality containing 0.5wt%
Enzymatic hydrolysis 5h is carried out in the enzymolysis liquid of protease, is filtered after the enzyme deactivation that heats up, and takes filtrate, fish is made after concentrated, vacuum drying
Fish glue extracts glue.
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, dip time 30min, dipping temperature are 30 DEG C.Finally do
Finished product after dry.
Embodiment 4
A kind of high-strength insulation vulcanized fiber is bonded by 12 layers of body paper gelatinization；It include following parts by weight raw material be made: wood
Slurry 145 parts, 5 parts of sisal fiber, enhancing 350 parts of dipping emulsion, 250 parts of swollen gelatinization liquid, 11 parts of cellulose gas phase gel particles,
5 parts of fishbone dust, 1 part of ethylene glycol diglycidylether, air bladder extract 4 parts of glue.
Wherein, the solid content of the wood pulp is 25wt%.
The enhancing dipping emulsion is by focus ratio 18wt%, ethylene glycol diglycidylether 2wt%, emulsifier
1wt% and the water of surplus composition.
The swollen gelatinization liquid is the liquor zinci chloridi that concentration is 18wt%.
The cellulose gas phase gel particles the preparation method is as follows: by wood powder in the potassium hydroxide solution containing 5wt%
Pressurizing vessel in impregnating by pressure processing, impregnating by pressure temperature be 110 DEG C, time 3h；It was filtered to take after impregnating by pressure processing
Filtrate is immersed in ethanol solution by screening, and 3h is dissolved at 70 DEG C, is then filtered to take filtrate, is successively beaten it
Slurry, defibrination obtain cellulose after cleaning；Cellulose dissolution is prepared in ionic liquid and obtains the cellulose solution of 12wt%,
By cellulose solution 0 DEG C or less freezing processing 5 days, take out and thaw, repeat with excess ethyl alcohol to carry out solvent displacement to it, obtain
Cellulose wet gel, after carrying out supercritical fluid drying to cellulose wet gel, micron-sized cellulose gas phase is made in grinding
Gel particles.
The fishbone dust the preparation method is as follows: fish-bone cleaned and is roughly ground sieving with 100 mesh sieve, then by it in Muffle furnace
Anoxybiotic calcines 2.5h, and calcination temperature is 450 DEG C, then takes out and refined 1000 meshes, obtain fishbone dust.
It is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into autoclave, add water
Air bladder is submerged, draining takes out after autoclaving 50min, is mashed plastic emitting, is then immersed in the neutrality containing 0.4wt%
Enzymatic hydrolysis 3.5h is carried out in the enzymolysis liquid of protease, is filtered after the enzyme deactivation that heats up, and is taken filtrate, is made after concentrated, vacuum drying
Air bladder extracts glue.
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, dip time 25min, dipping temperature are 30 DEG C.Finally do
Finished product after dry.
Embodiment 5
A kind of high-strength insulation vulcanized fiber is bonded by 15 layers of body paper gelatinization；It include following parts by weight raw material be made: wood
Slurry 140 parts, 4 parts of sisal fiber, enhancing 450 parts of dipping emulsion, 250 parts of swollen gelatinization liquid, 11 parts of cellulose gas phase gel particles,
4 parts of fishbone dust, 1 part of ethylene glycol diglycidylether, air bladder extract 5 parts of glue.
Wherein, the solid content of the wood pulp is 35wt%.
The enhancing dipping emulsion is by focus ratio 20wt%, ethylene glycol diglycidylether 1wt%, emulsifier
1wt% and the water of surplus composition.
The swollen gelatinization liquid is the liquor zinci chloridi that concentration is 10wt%.
The cellulose gas phase gel particles the preparation method is as follows: by wood powder in the potassium hydroxide solution containing 6wt%
Pressurizing vessel in impregnating by pressure processing, impregnating by pressure temperature be 105 DEG C, time 2.5h；It is filtered to take after impregnating by pressure processing
Filtrate is immersed in ethanol solution by filtrate, and 2.5h is dissolved at 70 DEG C, then filters to take filtrate, successively to its into
Row mashing, defibrination obtain cellulose after cleaning；Cellulose dissolution is prepared in ionic liquid obtain 15wt% cellulose it is molten
Liquid, by cellulose solution 0 DEG C or less freezing processing 4 days, take out and thaw, repeat with excess ethyl alcohol to carry out solvent displacement to it,
Cellulose wet gel is obtained, after carrying out supercritical fluid drying to cellulose wet gel, micron-sized cellulose is made in grinding
Gas phase gel particles.
The fishbone dust the preparation method is as follows: fish-bone is cleaned and roughly ground 90 meshes, then by it in Muffle furnace
Anoxybiotic calcines 2h, and calcination temperature is 420 DEG C, then takes out and refined 900 meshes, obtain fishbone dust.
It is that the air bladder extracts glue the preparation method is as follows: take clean fresh air bladder, put it into autoclave, add water
Air bladder is submerged, draining takes out after autoclaving 50min, is mashed plastic emitting, is then immersed in the neutrality containing 0.2wt%
Enzymatic hydrolysis 4h is carried out in the enzymolysis liquid of protease, is filtered after the enzyme deactivation that heats up, and takes filtrate, fish is made after concentrated, vacuum drying
Fish glue extracts glue.
A kind of preparation method of high-strength insulation vulcanized fiber, comprising the following steps:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed,
It is beaten after mixing, ethylene glycol diglycidylether is added after mashing and air bladder extracts glue and is glued, is then manufactured paper with pulp,
Body paper is made.
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization.
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization.
(4) the then impregnation in enhancing dipping emulsion, dip time 15min, dipping temperature are 35 DEG C.Finally do
Finished product after dry.
The performance indexes of product of the present invention is as shown in the table:
From the foregoing, it will be observed that product of the present invention has the advantages that interlaminar strength height and tensile strength are high.
Raw materials used in the present invention, equipment is unless otherwise noted the common raw material, equipment of this field；In the present invention
Method therefor is unless otherwise noted the conventional method of this field.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent transformation to the above embodiments, still fall within the technology of the present invention side
The protection scope of case.
Claims (7)
1. a kind of high-strength insulation vulcanized fiber, it is characterised in that: be bonded by several layers body paper gelatinization；It includes following parts by weight
Raw material is made: 140-160 parts of wood pulp, 4-6 parts of sisal fiber, enhancing dipping emulsion 300-500 parts, swollen gelatinization liquid 200-400
Part, 8-12 parts of cellulose gas phase gel particles, 4-6 parts of fishbone dust, 0.5-1.5 parts of ethylene glycol diglycidylether, air bladder extract
4-6 parts of glue；
The enhancing dipping emulsion is by focus ratio 10-20wt%, ethylene glycol diglycidylether 1-3wt%, emulsifier 0.5-
1.5wt% and the water of surplus composition；
The cellulose gas phase gel particles the preparation method is as follows: by wood powder the potassium hydroxide solution containing 4-6wt% plus
Impregnating by pressure is handled in pressure vessel, and impregnating by pressure temperature is 100-110 DEG C, time 2-4h；It is filtered to take after impregnating by pressure processing
Filtrate is immersed in ethanol solution by filtrate, and 2-4h is dissolved at 65-75 DEG C, filtrate is then filtered to take, successively to it
Be beaten, defibrination, clean after obtain cellulose；Cellulose dissolution is prepared in ionic liquid and obtains the fiber of 10-20wt%
Plain solution, by cellulose solution 0 DEG C or less freezing processing 3-5 days, take out and thaw, repeat with excess ethyl alcohol to carry out solvent to it
Displacement, obtains cellulose wet gel, after carrying out supercritical fluid drying to cellulose wet gel, grinds and cellulose gas phase is made
Gel particles；
The fishbone dust the preparation method is as follows: fish-bone is cleaned and roughly ground 80-120 mesh, then by it in Muffle furnace
Anoxybiotic calcines 1-3h, and calcination temperature is 350-450 DEG C, then takes out and refined 800-1200 mesh, obtain fishbone dust.
2. a kind of high-strength insulation vulcanized fiber as described in claim 1, which is characterized in that the solid content of the wood pulp is 20-
40wt%。
3. a kind of high-strength insulation vulcanized fiber as described in claim 1, which is characterized in that it is 5- that the swollen gelatinization liquid, which is concentration,
The liquor zinci chloridi of 20wt%.
4. a kind of high-strength insulation vulcanized fiber as described in claim 1, which is characterized in that the grain of the cellulose gas phase gel particles
Diameter is micron order.
5. a kind of high-strength insulation vulcanized fiber as described in claim 1, which is characterized in that the air bladder extracts the preparation method of glue such as
Under: clean fresh air bladder is taken, is put it into autoclave, adds water to submerge air bladder, draining takes after autoclaving 30-60min
Out, plastic emitting is mashed, is then immersed in the enzymolysis liquid of the neutral proteinase containing 0.1-0.5wt% and carries out enzymatic hydrolysis 3-
5h is filtered after the enzyme deactivation that heats up, and takes filtrate, air bladder is made after concentrated, vacuum drying and extracts glue.
6. a kind of preparation method of high-strength insulation vulcanized fiber a method as claimed in any one of claims 1 to 5, it is characterised in that including following step
It is rapid:
(1) wood pulp, sisal fiber, cellulose gas phase gel particles and fishbone dust are weighed respectively according to the ratio and is uniformly mixed, is mixed
After be beaten, ethylene glycol diglycidylether and air bladder added after mashing extract glue being glued, then manufacture paper with pulp, be made
Body paper；
(2) body paper is impregnated in swollen gelatinization liquid makes cellulose swollen gelatinization；
(3) by the bonding of body paper lamination, standing aging, the immersion desalination after gelatinization；
(4) the then impregnation in enhancing dipping emulsion, finished product after finally drying.
7. the preparation method of high-strength insulation vulcanized fiber as claimed in claim 6, which is characterized in that in step (4), dip time is
10-30min, dipping temperature are 30-40 DEG C.
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Denomination of invention: High strength insulating steel paper and its preparation method Effective date of registration: 20221014 Granted publication date: 20190201 Pledgee: Hengfeng Bank Co.,Ltd. Hangzhou Fuyang sub branch Pledgor: HANGZHOU SPECIAL PAPER Co.,Ltd. Registration number: Y2022980018349 |