CN110468626A - A kind of waterproof paper that toughness is high and its manufacturing process - Google Patents

A kind of waterproof paper that toughness is high and its manufacturing process Download PDF

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Publication number
CN110468626A
CN110468626A CN201910657295.2A CN201910657295A CN110468626A CN 110468626 A CN110468626 A CN 110468626A CN 201910657295 A CN201910657295 A CN 201910657295A CN 110468626 A CN110468626 A CN 110468626A
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China
Prior art keywords
paper
layer
adhesive
parts
waterproof
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CN201910657295.2A
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Chinese (zh)
Inventor
马加和
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Taihu Jiaying Special Paper Co Ltd
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Taihu Jiaying Special Paper Co Ltd
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Priority to CN201910657295.2A priority Critical patent/CN110468626A/en
Publication of CN110468626A publication Critical patent/CN110468626A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
    • C09J129/02—Homopolymers or copolymers of unsaturated alcohols
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
    • C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
    • 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
    • D21H17/74—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic and inorganic 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
    • D21H21/16—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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/406—Bright, glossy, shiny surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a kind of waterproof papers that toughness is high, including waterproofing agent, adhesive, fiber paper, layers of kraft paper, PET film layer and macromolecule membrane waterproofing；Waterproofing agent used in the present invention can optimize the surface strength, wear-resisting wet rubbing performance and glossiness of paper；Used adhesive adhesive strength is high, convenient for the fitting during paper MULTILAYER COMPOSITE, is conducive to the intensity and waterproof performance that optimize paper；Waterproof paper is prepared by way of MULTILAYER COMPOSITE, the layer centered on the layers of kraft paper of two-layer compound, toughness is high, enhances the tearing toughness, rupture function and resistance to vibration of waterproof paper.By being bonded again after impregnating fiber paper and layers of kraft paper in waterproofing agent, so that each layer of MULTILAYER COMPOSITE all has good waterproof performance, the integral waterproofing performance of paper is greatly improved；Hot pressing PET film layer and macromolecule membrane waterproofing outside composite layer simultaneously, further increase the surface waterproofing ability of paper, effectively stop the infiltration of hydrone.

Description

A kind of waterproof paper that toughness is high and its manufacturing process
Technical field
The present invention relates to papermaking related fields, specially a kind of waterproof paper that toughness is high and its manufacturing process.
Background technique
Paper is manufactured with plant fiber, can arbitrarily fold the tablet for writing.Paper is the carrier write, printed, can also Using as other purposes such as packaging, health, such as printing paper, carbon paper, toilet paper, facial tissue.It is generally divided into plate and reel Two kinds.Sheet paper is mainly used for using one by one, such as prints and write for flatbed press, drawing paper.Roll web mainly for Continuity processing equipment uses, and such as printing of rotary press, the continuous bag making of Bag Making Machine, cigarette machine continuously packs cigarette etc..
As the purposes of paper increases, the requirement to the performance of paper is also higher and higher, package paper especially.It is existing at present Wrapping paper poor waterproof properties, in the environment of the high humiditys high temperature such as plum rain season, wrapping paper be easy dampness, cause with its production Outer packing is felt like jelly, intensity is inadequate, mouldy, and damages the inside and outside quality of product.Existing wrapping paper toughness is poor simultaneously, in deformation It is easily broken in the process, use intensity is poor.
Summary of the invention
The purpose of the present invention is to provide a kind of waterproof paper that toughness is high and its manufacturing process, to solve above-mentioned background technique The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of waterproof paper that toughness is high, including waterproofing agent, adhesive, fiber paper, layers of kraft paper, PET film layer and high score Sub- membrane waterproofing；
The composition proportion of the waterproofing agent is zirconium basic sulphate 10-15 parts, 5-8 parts of ammonium bicarbonate soln, potassium citrate 0.01-0.02 parts；
The composition proportion of the adhesive are as follows: 5-8 parts of organic siliconresin, 12-15 parts of POLYPROPYLENE GLYCOL, nano zine oxide 3-5 Part, 1-3 parts of Hyperbranched Polymer with Terminal Amido, 5-7 parts of flake asbestos, 2-4 parts of rice hull ash, 0.2-0.4 parts of alkenes crosslinking agent.
The present invention also provides a kind of manufacturing process of waterproof paper that toughness is high, comprise the following specific steps that:
S1: after taking two layers of layers of kraft paper to smear one layer of adhesive respectively, fitting together, and after pressing is dried, obtains compound Layers of kraft paper；
S2: by fiber paper, composite kraft paper layer, the immersion treatment 10-15min in waterproofing agent, taking-up are dried respectively, to With；
S3: with layer centered on treated composite kraft paper layer, one is smeared respectively in composite kraft paper layer upper and lower surface Layer adhesive, then by treated, fiber paper is fitted in layers of kraft paper upper and lower surface respectively, after pressing is dried, obtains first Composite water-proof paper layer；
S4: smearing one layer of adhesive in the upper and lower surface of first composite water-proof paper layer, then again will treated fiber Paper layer is fitted in the upper and lower surface of first composite water-proof paper layer and obtains secondary composite water-proof paper layer after pressing is dried；
S5: one layer of PET film layer, pressing 7- under conditions of 110-130 DEG C are being bonded outside secondary composite water-proof paper layer 8s obtains waterproof paper；
S6: one layer of adhesive is smeared on waterproof paper surface, after the fitting of macromolecule membrane waterproofing is dried, then in 110-120 Pressing 8-10s under conditions of DEG C
As a preferred technical solution of the present invention, the waterproofing agent the preparation method comprises the following steps: molten in ammonium bicarbonate soln Zirconium basic sulphate is added in liquid, controlled at 40-50 DEG C, is filtered after stirring 4-6h, obtains filtrate, lemon is then added into filtrate Lemon acid potassium stirs evenly.
As a preferred technical solution of the present invention, the adhesive the preparation method comprises the following steps: by organic siliconresin, poly- third Enol, nano zine oxide, Hyperbranched Polymer with Terminal Amido are put into reactor tank, are stirred to react 1- under conditions of 80-100 DEG C Then flake asbestos, rice hull ash and alkenes crosslinking agent is added in 1.5h thereto, continue to stir 1-1.5h under conditions of 50-55 DEG C, It is down to room temperature.
As a preferred technical solution of the present invention, the PET film layer is PET hot melt adhesive film.
Compared with prior art, the beneficial effects of the present invention are:
1. waterproofing agent used in the present invention is at low cost, preparation method is simple, and safety and environmental protection, and water resistance is good, can Optimize surface strength, wear-resisting wet rubbing performance and the glossiness of paper.
2. adhesive process flow used in the present invention is simple, there is excellent waterproof effect, adhesive strength is high, into one Step enhances the waterproofness of paper, while convenient for the fitting during paper MULTILAYER COMPOSITE, be conducive to the intensity for optimizing paper and Waterproof performance.
3. the present invention prepares waterproof paper by way of MULTILAYER COMPOSITE, the layer centered on the layers of kraft paper of two-layer compound is tough Property it is high, enhance the tearing toughness, rupture function and resistance to vibration of waterproof paper.
4. the present invention by being bonded again after impregnating fiber paper and layers of kraft paper in waterproofing agent, so that multilayer is multiple Each layer closed all has good waterproof performance, greatly improves the integral waterproofing performance of paper；The hot pressing outside composite layer simultaneously PET film layer and macromolecule membrane waterproofing further increase the surface waterproofing ability of paper, effectively stop the infiltration of hydrone.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects It encloses.
Embodiment 1: the present invention provides a kind of technical solution: a kind of waterproof paper that toughness is high, including waterproofing agent, adhesive, Fiber paper, layers of kraft paper, PET film layer and macromolecule membrane waterproofing；
The composition proportion of the waterproofing agent is zirconium basic sulphate 10-15 parts, 5-8 parts of ammonium bicarbonate soln, potassium citrate 0.01-0.02 parts；
The composition proportion of the adhesive are as follows: 5-8 parts of organic siliconresin, 12-15 parts of POLYPROPYLENE GLYCOL, nano zine oxide 3-5 Part, 1-3 parts of Hyperbranched Polymer with Terminal Amido, 5-7 parts of flake asbestos, 2-4 parts of rice hull ash, 0.2-0.4 parts of alkenes crosslinking agent.
The present invention also provides a kind of manufacturing process of waterproof paper that toughness is high, comprise the following specific steps that:
S1: after taking two layers of layers of kraft paper to smear one layer of adhesive respectively, fitting together, and after pressing is dried, obtains compound Layers of kraft paper；
S2: by fiber paper, composite kraft paper layer, the immersion treatment 10-15min in waterproofing agent, taking-up are dried respectively, to With；
S3: with layer centered on treated composite kraft paper layer, one is smeared respectively in composite kraft paper layer upper and lower surface Layer adhesive, then by treated, fiber paper is fitted in layers of kraft paper upper and lower surface respectively, after pressing is dried, obtains first Composite water-proof paper layer；
S4: smearing one layer of adhesive in the upper and lower surface of first composite water-proof paper layer, then again will treated fiber Paper layer is fitted in the upper and lower surface of first composite water-proof paper layer and obtains secondary composite water-proof paper layer after pressing is dried；
S5: one layer of PET film layer, pressing 7- under conditions of 110-130 DEG C are being bonded outside secondary composite water-proof paper layer 8s obtains waterproof paper；
S6: one layer of adhesive is smeared on waterproof paper surface, after the fitting of macromolecule membrane waterproofing is dried, then in 110-120 Pressing 8-10s under conditions of DEG C
Further, the waterproofing agent the preparation method comprises the following steps: zirconium basic sulphate is added in ammonium bicarbonate soln solution, control Temperature processed is 40-50 DEG C, filters after stirring 4-6h, obtains filtrate, and potassium citrate is then added into filtrate and stirs evenly.
Further, the adhesive the preparation method comprises the following steps: by organic siliconresin, POLYPROPYLENE GLYCOL, nano zine oxide, end ammonia Base dissaving polymer is put into reactor tank, and 1-1.5h is stirred to react under conditions of 80-100 DEG C, stone is then added thereto Cotton powder, rice hull ash and alkenes crosslinking agent continue to stir 1-1.5h under conditions of 50-55 DEG C, are down to room temperature.
Further, the PET film layer is PET hot melt adhesive film.
Waterproofing agent used in the present invention is at low cost, and preparation method is simple, and safety and environmental protection, and water resistance is good, Neng Gouyou Change surface strength, wear-resisting wet rubbing performance and the glossiness of paper.Adhesive process flow used in the present invention is simple, has excellent Good waterproof effect, adhesive strength is high, further enhances the waterproofness of paper, while convenient for during paper MULTILAYER COMPOSITE Fitting is conducive to the intensity and waterproof performance that optimize paper.Waterproof paper is prepared, by way of MULTILAYER COMPOSITE with two-layer compound Layer centered on layers of kraft paper, toughness is high, enhances the tearing toughness, rupture function and resistance to vibration of waterproof paper.By by fiber Paper layer and layers of kraft paper are bonded again after impregnating in waterproofing agent, so that each layer of MULTILAYER COMPOSITE all has good waterproofness Can, greatly improve the integral waterproofing performance of paper；Hot pressing PET film layer and macromolecule membrane waterproofing outside composite layer simultaneously, into One step improves the surface waterproofing ability of paper, effectively stops the infiltration of hydrone.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of waterproof paper that toughness is high, which is characterized in that including waterproofing agent, adhesive, fiber paper, layers of kraft paper, PET film Layer and macromolecule membrane waterproofing；
The composition proportion of the waterproofing agent is zirconium basic sulphate 10-15 parts, 5-8 parts of ammonium bicarbonate soln, potassium citrate 0.01- 0.02 part；
The composition proportion of the adhesive are as follows: 5-8 parts of organic siliconresin, 12-15 parts of POLYPROPYLENE GLYCOL, 3-5 parts of nano zine oxide, end 1-3 parts of amino dissaving polymer, 5-7 parts of flake asbestos, 2-4 parts of rice hull ash, 0.2-0.4 parts of alkenes crosslinking agent.
2. a kind of manufacturing process of the high waterproof paper of toughness according to claim 1, which is characterized in that including following specific Step:
S1: after taking two layers of layers of kraft paper to smear one layer of adhesive respectively, fitting together, and after pressing is dried, obtains compound ox-hide Paper layer；
S2: by fiber paper, composite kraft paper layer, the immersion treatment 10-15min in waterproofing agent, taking-up are dried, for use respectively；
S3: with layer centered on treated composite kraft paper layer, one layer of glue is smeared respectively in composite kraft paper layer upper and lower surface Glutinous agent, then by treated, fiber paper is fitted in layers of kraft paper upper and lower surface respectively, after pressing is dried, obtains first compound Waterproof paper layer；
S4: smearing one layer of adhesive in the upper and lower surface of first composite water-proof paper layer, then again will treated fiber paper It is fitted in the upper and lower surface of first composite water-proof paper layer and obtains secondary composite water-proof paper layer after pressing is dried；
S5: it is being bonded one layer of PET film layer outside secondary composite water-proof paper layer, pressing 7-8s, obtains under conditions of 110-130 DEG C To waterproof paper；
S6: one layer of adhesive is smeared on waterproof paper surface, after the fitting of macromolecule membrane waterproofing is dried, then at 110-120 DEG C Under the conditions of pressing 8-10s.
3. a kind of high waterproof paper of toughness according to claim 1, which is characterized in that the preparation method of the waterproofing agent Are as follows: zirconium basic sulphate is added in ammonium bicarbonate soln solution, controlled at 40-50 DEG C, filters, must filter after stirring 4-6h Then liquid potassium citrate is added into filtrate and stirs evenly.
4. a kind of high waterproof paper of toughness according to claim 1, which is characterized in that the preparation method of the adhesive Are as follows: organic siliconresin, POLYPROPYLENE GLYCOL, nano zine oxide, Hyperbranched Polymer with Terminal Amido are put into reactor tank, at 80-100 DEG C Under conditions of be stirred to react 1-1.5h, flake asbestos, rice hull ash and alkenes crosslinking agent are then added thereto, in 50-55 DEG C of item Continue to stir 1-1.5h under part, is down to room temperature.
5. a kind of manufacturing process of the high waterproof paper of toughness according to claim 2, which is characterized in that the PET film layer For PET hot melt adhesive film.
CN201910657295.2A 2019-07-19 2019-07-19 A kind of waterproof paper that toughness is high and its manufacturing process Withdrawn CN110468626A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112011169A (en) * 2020-09-08 2020-12-01 界首市鑫华装璜彩印有限公司 Processing technology of packaging paper with waterproof performance
CN113605140A (en) * 2021-07-13 2021-11-05 美盈森集团股份有限公司 Polylactic acid waterproof coating material, preparation method and paper pulp molding
CN114108389A (en) * 2021-12-03 2022-03-01 连云港市申润包装材料有限公司 High-strength wear-resistant corrugated carton packaging material
CN115821641A (en) * 2022-02-11 2023-03-21 廊坊军兴溢美包装制品有限公司 Paper fiber molding material and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112011169A (en) * 2020-09-08 2020-12-01 界首市鑫华装璜彩印有限公司 Processing technology of packaging paper with waterproof performance
CN113605140A (en) * 2021-07-13 2021-11-05 美盈森集团股份有限公司 Polylactic acid waterproof coating material, preparation method and paper pulp molding
CN114108389A (en) * 2021-12-03 2022-03-01 连云港市申润包装材料有限公司 High-strength wear-resistant corrugated carton packaging material
CN115821641A (en) * 2022-02-11 2023-03-21 廊坊军兴溢美包装制品有限公司 Paper fiber molding material and preparation method thereof
CN115821641B (en) * 2022-02-11 2023-10-13 廊坊军兴溢美包装制品有限公司 Paper fiber molding material and preparation method thereof

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