CN109235127A - A kind of high smoothness glue used in paper-making - Google Patents

A kind of high smoothness glue used in paper-making Download PDF

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Publication number
CN109235127A
CN109235127A CN201811104100.3A CN201811104100A CN109235127A CN 109235127 A CN109235127 A CN 109235127A CN 201811104100 A CN201811104100 A CN 201811104100A CN 109235127 A CN109235127 A CN 109235127A
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China
Prior art keywords
mass ratio
paper
takes
mixing
glue used
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CN201811104100.3A
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Chinese (zh)
Inventor
胡次兵
陈建春
卢星
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Foshan Science And Technology Co Ltd
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Foshan Science And Technology Co Ltd
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Priority to CN201811104100.3A priority Critical patent/CN109235127A/en
Publication of CN109235127A publication Critical patent/CN109235127A/en
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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
    • 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
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/30—Alginic acid or alginates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/53—Polyethers; Polyesters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/59—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon

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

Abstract

The present invention relates to a kind of high smoothness glue used in paper-making, belong to additive for papermaking field.The present invention first activates sodium alginate, it is handled again through silane coupling agent, improve the performance of surface-active and polyanion, form cross-linked network structure hydrogel, the diffusion and infiltration for preventing aqueous liquids assign its good waterproof performance, the addition of silane coupling agent, low-surface-energy can be dropped, and further increases surface strength and smoothness；Its unstable double bond of the oxidation natural rubber of addition etc. can be oxidized to carboxyl isoreactivity group under the conditions of potassium permanganate oxidation; promote its cell activation, regeneration; plant extraction liquid in reagent B and composite auxiliary material can also be provided required nutrition; tissue after regeneration can be filled to be formed by three-dimensional net structure in this sizing agent; the paper-making sizing protective layer for forming one layer of plant cell grade improves the surface strength and smoothness of paper pulp.The present invention solves the problems, such as that the surface strength and smoothness of common glue used in paper-making at present are low.

Description

A kind of high smoothness glue used in paper-making
Technical field
The invention belongs to additive for papermaking fields, and in particular to a kind of high smoothness glue used in paper-making.
Background technique
There are a large amount of pores between fiber in paper, and constitute the cellulose of fiber and hemicellulose contain it is hydrophilic Hydroxyl and other hydrophilic radicals, they can absorb water or other liquid, when with only being write or printed by the paper that fiber is copied into, Ink or ink can cause writing unclear or print through, in addition intensity declines after paper water suction, will affect paper by permeating, spreading The normal use opened.To enable paper to have certain liquid-repellency to meet its application requirement, need to be added in paper with anti- The film forming matter of fluidity energy, this substance is exactly glue used in paper-making.There are many type of glue used in paper-making, such as gum rosin, petroleum tree Rouge glue, wax size and the alkyl ketene dimer (AKD), the alkenyl succinic anhydride (ASA), styrene-acrylate class that synthesize class Sizing agent etc..With the development of paper industry, the application of New Products & New Technology, neutral sizing agent is due to its wide pH value application model It encloses, is small to the corrosivity of paper making equipment, whitewater closure is easy, copy paper water consumption is small, waste water is easy to handle, good at paper durability and not Jaundice becomes fragile, the advantages that calcium carbonate does filler can be used, and leading position is occupied in paper industry.
But AKD stability is bad, and lotion must be made in AKD when for glue used in paper-making, careless slightly to can bring about paper The problems such as surface strength is low, smoothness is low, folding strength is low.Therefore, it is necessary to provide the new sizing agent of one kind to solve above ask Topic.
Summary of the invention
The technical problems to be solved by the invention: low for the surface strength and smoothness of current common glue used in paper-making Problem provides a kind of high smoothness glue used in paper-making.
In order to solve the above technical problems, the present invention is using technical solution as described below:
A kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 4 ~ 8 parts of polyvinyl alcohol, 3 ~ 7 parts of tristearin Acid, 8 ~ 15 parts of pre-oxidation natural rubbers, 3 ~ 7 parts of auxiliary agents, further includes: 12 ~ 20 parts of composite auxiliary materials, 25 ~ 40 parts of composite base-materials.
The preparation method of the composite auxiliary material, includes the following steps:
(1) in 25 ~ 40 DEG C, 1:25 ~ 40 take sodium alginate, reagent A to be mixed in mass ratio, supersonic oscillations, it is warming up to 50 ~ 65 DEG C, the silane coupling agent KH-560 mixing of sodium alginate quality 6% is added, keeps the temperature, centrifugation, takes centrifugation object drying, obtain drying Object takes dried object to grind, and obtains abrasive material；
(2) 1:8 ~ 14 take abrasive material, plant extraction liquid mixing, soaking at room temperature in mass ratio, and filtering takes filter cake to dry, must dry Object, in mass ratio 1:14 ~ 20 take Quaternary Ammonium Salt of Chitosan, acetic acid solution to be mixed, and Quaternary Ammonium Salt of Chitosan quality 20 ~ 30% is added Drying object stir to get composite auxiliary material.
Reagent A in the step (1): 10 ~ 15:2 in mass ratio takes ethanol solution, hydrogen peroxide mixing to get reagent A.
Plant extraction liquid in the step (2): 10 ~ 15:6:25 in mass ratio ~ 40 addition take yam skin, peanut red coat, Ethanol solution is mixed, centrifugation, takes supernatant 1:6 in mass ratio ~ 10 that n,N-Dimethylformamide mixing is added to get plant Extracting solution.
The preparation method of the composite base-material, includes the following steps:
S1. 1:10 ~ 15 take wheat embryo, reagent B mixing, soaking at room temperature in mass ratio, and filtering obtains water logging plumule, water intaking leaching embryo Bud Freezing smashing obtains crushed material, and 1:4 ~ 8 in mass ratio take crushed material, citric acid solution mixing, and sonic oscillation obtains dispersion liquid, takes Dispersion liquid freeze-drying, obtains wheat embryo processed material；
S2. pea green worm, ethanol solution mixing are taken for 5 ~ 8:3 in mass ratio, ball milling obtains ball milling material, takes ball milling material 1:4 in mass ratio ~ 8, which are added water, is mixed, and filtering takes filtrate decompression to be concentrated, pea green worm treatment fluid obtained, in 30 ~ 50 DEG C, in mass ratio 7:2 ~ 5:1 It takes wheat embryo processed material, pea green worm treatment fluid, biological sizing material to be mixed, wheat embryo processed material quality 20 ~ 45% is added It pre-processes chitosan liquid to be mixed, be stored at room temperature, be evaporated in vacuo to get composite base-material.
Reagent B in the step S1: 1:5 ~ 8 take glutinous rice, water to be stirred in mass ratio, and filtering obtains sticky rice juice, takes glutinous Rice juice 8 ~ 15:1 in mass ratio is added honey and is stirred to get reagent B.
Pretreatment chitosan liquid in the step S2: take chitosan, gelatin, water mixed for 3:1 ~ 2:20 ~ 30 in mass ratio Stirring is closed, is stored at room temperature swelling, the chitosan enzyme of chitosan mass 4 ~ 8% is added, in 20 ~ 30 DEG C, stirring is digested, it is warming up to 90 ~ 100 DEG C, enzyme deactivation is kept the temperature, it is cooling to get pretreatment chitosan liquid.
Biological sizing material in the step S2: 5:1 ~ 3 take peach gum, lac mixing to get biological sizing material in mass ratio.
The pre-oxidation natural rubber: in 25 ~ 40 DEG C, 1:10 ~ 15 in mass ratio take liquid natural rubber, potassium permanganate molten Liquid mixing, adjusts pH, is warming up to 50 ~ 65 DEG C, is stirred to react to get pre-oxidation natural rubber.
The auxiliary agent: 1:3 ~ 6:0.1 in mass ratio takes dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixed It closes to get auxiliary agent.
The present invention is compared with other methods, and advantageous effects are:
(1) present invention first activates sodium alginate, then handles through silane coupling agent, improves the property of surface-active and polyanion Can, under this acid condition ,-COO?It is transformed into-COOH, degree of ionization reduces, and the hydrophily of sodium alginate reduces, and strand is received Contracting, while gel can be quickly formed under mild conditions, and can be with the Mg in system2+、Na+Ion-exchange reactions occurs, Cross-linked network structure hydrogel is formed, one layer of Quaternary Ammonium Salt of Chitosan film, quaternary ammonium salt are wrapped up in the surface of pretreatment sodium alginate ingredient On the one hand chitosan film improves it and is preferably combined with negatively charged paper pulp in cation, another aspect quaternary ammonium salt crust The addition of glycan changes paper pulp regular close structure originally, is changed into the chemical bonding of more high-bond, and reduce body - OH ,-NH in system2Equal hydrophilic radicals, prevent the diffusion and infiltration of aqueous liquids, assign its good waterproof performance, furthermore silicon The addition of alkane coupling agent can drop low-surface-energy, and further increase surface strength and smoothness；
(2) oxidation natural rubber its unstable double bond etc. that the present invention adds can be oxidized to carboxylic under the conditions of potassium permanganate oxidation The viscoelasticity of system entirety can be improved in base isoreactivity group, the increase of active group quantity, the excellent elastic property of natural rubber, Make system that there is excellent tensile property, during papermaking, it is possible to provide good smoothness is added pea green worm treatment fluid and matched Symphysis object sizing material can simulate biotic signal to wheat embryo processed material, promote its cell activation, regeneration, reagent B and Plant extraction liquid in composite auxiliary material can also be provided required nutrition, and the tissue after regeneration can be filled to be formed in this sizing agent Three-dimensional net structure in, and formed one layer of plant cell grade paper-making sizing protective layer, improve paper pulp surface strength and Smoothness.
Specific embodiment
Reagent A: 10 ~ 15:2 in mass ratio takes the hydrogen peroxide that the ethanol solution that volume fraction is 95%, mass fraction are 4% mixed It closes to get reagent A.
Reagent B: 1:5 ~ 8 take glutinous rice, water to be stirred 25 ~ 40min in mass ratio, filtering, obtain sticky rice juice, take sticky rice juice by 8 ~ 15:1 of mass ratio is added honey and is stirred to get reagent B.
Plant extraction liquid: it is 70% that 10 ~ 15:6:25 in mass ratio ~ 40, which is added and takes yam skin, peanut red coat, volume fraction, Ethanol solution mixing is centrifuged 6 ~ 10min with 3000 ~ 4000r/min, is taken after 700 ~ 1000r/min magnetic agitation, 30 ~ 50min Supernatant 1:6 in mass ratio ~ 10 is added n,N-Dimethylformamide and mixes 20 ~ 35min to get plant extraction liquid.
Pretreatment chitosan liquid: it takes chitosan, gelatin, water to be mixed for 3:1 ~ 2:20 ~ 30 in mass ratio, is stored at room temperature It is swollen 2 ~ 4h, the chitosan enzyme of chitosan mass 4 ~ 8% is added, in 20 ~ 30 DEG C, 3 ~ 5h of enzymatic hydrolysis is stirred with 400 ~ 600r/min, is risen Temperature keeps the temperature 10 ~ 15min of enzyme deactivation, cooled to room temperature is to get pretreatment chitosan liquid to 90 ~ 100 DEG C.
Biological sizing material: 5:1 ~ 3 take peach gum, lac mixing to get biological sizing material in mass ratio.
Pre-oxidize natural rubber: in 25 ~ 40 DEG C, it is 8% that 1:10 ~ 15, which take liquid natural rubber, mass fraction, in mass ratio Liquor potassic permanganate mixing adjusts pH to 3.2 ~ 3.6 with the hydrochloric acid solution of concentration 0.1mol/L, is warming up to 50 ~ 65 DEG C, with 500 ~ 800r/min is stirred to react 4 ~ 6h to get pre-oxidation natural rubber.
Auxiliary agent: 1:3 ~ 6:0.1 in mass ratio takes dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixing, i.e., Obtain auxiliary agent.
The preparation method of composite auxiliary material, includes the following steps:
(1) in 25 ~ 40 DEG C, 1:25 ~ 40 take sodium alginate, reagent A to be mixed in mass ratio, move to supersonic oscillations instrument, with After 55 ~ 65kHz frequency ultrasonic wave vibrates 10 ~ 15min, 50 ~ 65 DEG C are warming up to, the silane coupling agent of sodium alginate quality 6% is added KH-560 mixing, keeps the temperature 30 ~ 50min, moves to centrifuge with 3000 ~ 4000r/min, 12 ~ 20min of centrifugal treating, take centrifugation object in 60 ~ 70 DEG C of baking oven drying, obtain dried object, take dried object to grind 30 ~ 50min in mortar with 220 ~ 350r/min, obtain abrasive material；
(2) 1:8 ~ 14 take abrasive material, plant extraction liquid mixing, 1 ~ 3h of soaking at room temperature in mass ratio, and filtering takes filter cake in 55 ~ 70 The drying of DEG C baking oven, obtains drying object, and the acetic acid solution that 1:14 ~ 20 take Quaternary Ammonium Salt of Chitosan in mass ratio, mass fraction is 8% mixes The drying object of Quaternary Ammonium Salt of Chitosan quality 20 ~ 30% is added, with 700 ~ 1000r/min magnetic agitation, 2 ~ 4h to get compound in stirring Auxiliary material.
The preparation method of composite base-material, includes the following steps:
S1. 1:10 ~ 15 take wheat embryo, reagent B to mix in container in mass ratio, 2 ~ 4h of soaking at room temperature, and filtering obtains water logging embryo Bud, water intaking leaching plumule Freezing smashing obtain crushed material, the citric acid solution that 1:4 ~ 8 take crushed material in mass ratio, mass fraction is 8% It is mixed in container, moves into sonic oscillation instrument, under 48 ~ 58kHz frequency condition, 15 ~ 30min of sonic oscillation obtains dispersion liquid, taken point Dispersion liquid obtains wheat embryo processed material in -40 DEG C of vacuum freezing drying ovens dry 20 ~ for 24 hours；
It S2. is in mass ratio that 5 ~ 8:3 takes pea green worm, volume fraction to be 75% ethanol solution to mix in ball grinder, with 350 ~ 550r/ Min 25 ~ 40min of ball milling mixing, obtains ball milling material, takes ball milling material 1:4 in mass ratio ~ 8 that water mixing is added, with 500 ~ 800r/min magnetic After power stirs 30 ~ 55min, filtering takes filtrate under the conditions of 40 ~ 55 DEG C of temperature, pressure are 200 ~ 300Pa, and reduced pressure 20 ~ 30min obtains pea green worm treatment fluid, in 30 ~ 50 DEG C, 7:2 ~ 5:1 in mass ratio take wheat embryo processed material, pea green worm treatment fluid, The pre- place of wheat embryo processed material quality 20 ~ 45% is added after 500 ~ 800r/min magnetic agitation, 1 ~ 3h in biological sizing material mixing It manages chitosan liquid to be mixed, after being stored at room temperature 1 ~ 3h, be evaporated in vacuo in 69 ~ 75 DEG C to original volume 35 ~ 55% to get compound Base-material.
A kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 4 ~ 8 parts of polyvinyl alcohol, 3 ~ 7 parts Stearic acid, 8 ~ 15 parts of pre-oxidation natural rubbers, 3 ~ 7 parts of auxiliary agents, 12 ~ 20 parts of composite auxiliary materials, 25 ~ 40 parts of composite base-materials.
A kind of preparation method of high smoothness glue used in paper-making, includes the following steps:
(1) according to the mass fraction, including following component: 4 ~ 8 parts of polyvinyl alcohol, 3 ~ 7 parts of stearic acid, 8 ~ 15 parts of natural rubbers of pre-oxidation Glue, 3 ~ 7 parts of auxiliary agents, 12 ~ 20 parts of composite auxiliary materials, 25 ~ 40 parts of composite base-materials；
(2) 30 ~ 50 DEG C first, take polyvinyl alcohol, stearic acid, auxiliary agent, composite auxiliary material to mix in reaction kettle, with 400 ~ 600r/min magnetic After power stirs 30 ~ 50min, 70 ~ 90 DEG C are warming up to, composite base-material, pre-oxidation natural rubber mixing, with 800 ~ 1100r/ is added 1 ~ 3h of min magnetic agitation is to get high smoothness glue used in paper-making.
Reagent A: 10:2 in mass ratio takes the hydrogen peroxide that the ethanol solution that volume fraction is 95%, mass fraction are 4% to mix, Up to reagent A.
Reagent B: 1:5 in mass ratio takes glutinous rice, water to be stirred 25min, and filtering obtains sticky rice juice, takes sticky rice juice by quality Honey is added than 8:1 to be stirred to get reagent B.
Plant extraction liquid: the ethyl alcohol that 10:6:25 in mass ratio is added and takes yam skin, peanut red coat, volume fraction is 70% is molten Liquid mixing is centrifuged 6min with 3000r/min, supernatant 1:6 in mass ratio is taken to be added after 700r/min magnetic agitation 30min N,N-Dimethylformamide mixes 20min to get plant extraction liquid.
Pretreatment chitosan liquid: it takes chitosan, gelatin, water to be mixed for 3:1:20 in mass ratio, is stored at room temperature swelling The chitosan enzyme of chitosan mass 4% is added in 2h, in 20 DEG C, stirs enzymatic hydrolysis 3h with 400r/min, is warming up to 90 DEG C, keeps the temperature enzyme deactivation 10min, cooled to room temperature is to get pretreatment chitosan liquid.
Biological sizing material: 5:1 in mass ratio takes peach gum, lac mixing to get biological sizing material.
Pre-oxidize natural rubber: in 25 DEG C, 1:10 in mass ratio takes liquid natural rubber, mass fraction is 8% permanganic acid Potassium solution mixing is adjusted pH to 3.2 with the hydrochloric acid solution of concentration 0.1mol/L, is warming up to 50 DEG C, is stirred to react with 500r/min 4h is to get pre-oxidation natural rubber.
Auxiliary agent: 1:3:0.1 in mass ratio take dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixing to get Auxiliary agent.
The preparation method of composite auxiliary material, includes the following steps:
(1) in 25 DEG C, 1:25 in mass ratio takes sodium alginate, reagent A to be mixed, and moves to supersonic oscillations instrument, with 55kHz frequency After rate supersonic oscillations 10min, 50 DEG C are warming up to, the silane coupling agent KH-560 mixing of sodium alginate quality 6%, heat preservation is added 30min moves to centrifuge with 3000r/min centrifugal treating 12min, takes centrifugation object to dry in 60 DEG C of baking ovens, obtain dried object, take dry Dry object grinds 30min in mortar with 220r/min, obtains abrasive material；
(2) 1:8 in mass ratio takes abrasive material, plant extraction liquid mixing, soaking at room temperature 1h, and filtering takes filter cake to dry in 55 DEG C of baking ovens It is dry, drying object is obtained, the acetic acid solution that 1:14 in mass ratio takes Quaternary Ammonium Salt of Chitosan, mass fraction is 8% is mixed, and season is added The drying object of ammonium salt chitosan mass 20%, with 700r/min magnetic agitation 2h to get composite auxiliary material.
The preparation method of composite base-material, includes the following steps:
S1. 1:10 in mass ratio takes wheat embryo, reagent B to mix in container, soaking at room temperature 2h, and filtering obtains water logging plumule, fetches water Plumule Freezing smashing is soaked, crushed material is obtained, the citric acid solution that 1:4 in mass ratio takes crushed material, mass fraction is 8% is mixed in container It closes, moves into sonic oscillation instrument, under 48kHz frequency condition, sonic oscillation 15min obtains dispersion liquid, take dispersion liquid true in -40 DEG C Vacuum freecing-dry case dries 20h, obtains wheat embryo processed material；
It S2. is in mass ratio that 5:3 takes pea green worm, volume fraction to be 75% ethanol solution to mix in ball grinder, with 350r/min ball milling 25min is mixed, ball milling material is obtained, takes ball milling material 1:4 in mass ratio that water mixing, after 500r/min magnetic agitation 30min, mistake is added Filter takes filtrate under the conditions of 40 DEG C of temperature, pressure are 200Pa, 20min is concentrated under reduced pressure, obtains pea green worm treatment fluid and presses in 30 DEG C Mass ratio 7:2:1 takes wheat embryo processed material, pea green worm treatment fluid, biological sizing material mixing, after 500r/min magnetic agitation 1h, The pretreatment chitosan liquid that wheat embryo processed material quality 20% is added is mixed, and after being stored at room temperature 1h, is evaporated in vacuo in 69 DEG C To original volume 35% to get composite base-material.
A kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 4 parts of polyvinyl alcohol, 3 parts of tristearin Acid, 8 parts of pre-oxidation natural rubbers, 3 parts of auxiliary agents, 12 parts of composite auxiliary materials, 25 parts of composite base-materials.
A kind of preparation method of high smoothness glue used in paper-making, includes the following steps:
(1) according to the mass fraction, including following component: 4 parts of polyvinyl alcohol, 3 parts of stearic acid, 8 parts of pre-oxidation natural rubbers, 3 parts Auxiliary agent, 12 parts of composite auxiliary materials, 25 parts of composite base-materials；
(2) 30 DEG C first, take polyvinyl alcohol, stearic acid, auxiliary agent, composite auxiliary material to mix in reaction kettle, with 400r/min magnetic agitation After 30min, be warming up to 70 DEG C, be added composite base-material, pre-oxidation natural rubber mixing, with 800r/min magnetic agitation 1h to get High smoothness glue used in paper-making.
Reagent A: 15:2 in mass ratio takes the hydrogen peroxide that the ethanol solution that volume fraction is 95%, mass fraction are 4% to mix, Up to reagent A.
Reagent B: 1:8 in mass ratio takes glutinous rice, water to be stirred 40min, and filtering obtains sticky rice juice, takes sticky rice juice by quality Honey is added than 15:1 to be stirred to get reagent B.
Plant extraction liquid: the ethyl alcohol that 15:6:40 in mass ratio is added and takes yam skin, peanut red coat, volume fraction is 70% is molten Liquid mixing is centrifuged 10min with 4000r/min, supernatant 1:10 in mass ratio is taken to add after 1000r/min magnetic agitation 50min Enter n,N-Dimethylformamide mixing 35min to get plant extraction liquid.
Pretreatment chitosan liquid: it takes chitosan, gelatin, water to be mixed for 3:2:30 in mass ratio, is stored at room temperature swelling The chitosan enzyme of chitosan mass 8% is added in 4h, in 30 DEG C, stirs enzymatic hydrolysis 5h with 600r/min, is warming up to 100 DEG C, heat preservation is gone out Enzyme 15min, cooled to room temperature is to get pretreatment chitosan liquid.
Biological sizing material: 5:3 in mass ratio takes peach gum, lac mixing to get biological sizing material.
Pre-oxidize natural rubber: in 40 DEG C, 1:15 in mass ratio takes liquid natural rubber, mass fraction is 8% permanganic acid Potassium solution mixing is adjusted pH to 3.6 with the hydrochloric acid solution of concentration 0.1mol/L, is warming up to 65 DEG C, is stirred to react with 800r/min 6h is to get pre-oxidation natural rubber.
Auxiliary agent: 1:6:0.1 in mass ratio take dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixing to get Auxiliary agent.
The preparation method of composite auxiliary material, includes the following steps:
(1) in 40 DEG C, 1:40 in mass ratio takes sodium alginate, reagent A to be mixed, and moves to supersonic oscillations instrument, with 65kHz frequency After rate supersonic oscillations 15min, 65 DEG C are warming up to, the silane coupling agent KH-560 mixing of sodium alginate quality 6%, heat preservation is added 50min moves to centrifuge with 4000r/min centrifugal treating 20min, takes centrifugation object to dry in 70 DEG C of baking ovens, obtain dried object, take dry Dry object grinds 50min in mortar with 350r/min, obtains abrasive material；
(2) 1:14 in mass ratio takes abrasive material, plant extraction liquid mixing, soaking at room temperature 3h, and filtering takes filter cake to dry in 70 DEG C of baking ovens It is dry, drying object is obtained, the acetic acid solution that 1:20 in mass ratio takes Quaternary Ammonium Salt of Chitosan, mass fraction is 8% is mixed, and season is added The drying object of ammonium salt chitosan mass 30%, with 1000r/min magnetic agitation 4h to get composite auxiliary material.
The preparation method of composite base-material, includes the following steps:
S1. 1:15 in mass ratio takes wheat embryo, reagent B to mix in container, soaking at room temperature 4h, and filtering obtains water logging plumule, fetches water Plumule Freezing smashing is soaked, crushed material is obtained, the citric acid solution that 1:8 in mass ratio takes crushed material, mass fraction is 8% is mixed in container It closes, moves into sonic oscillation instrument, under 58kHz frequency condition, sonic oscillation 30min obtains dispersion liquid, take dispersion liquid true in -40 DEG C Vacuum freecing-dry case is dry for 24 hours, obtains wheat embryo processed material；
It S2. is in mass ratio that 8:3 takes pea green worm, volume fraction to be 75% ethanol solution to mix in ball grinder, with 550r/min ball milling 40min is mixed, ball milling material is obtained, takes ball milling material 1:8 in mass ratio that water mixing, after 800r/min magnetic agitation 55min, mistake is added Filter takes filtrate under the conditions of 55 DEG C of temperature, pressure are 300Pa, 30min is concentrated under reduced pressure, obtains pea green worm treatment fluid and presses in 50 DEG C Mass ratio 7:5:1 takes wheat embryo processed material, pea green worm treatment fluid, biological sizing material mixing, after 800r/min magnetic agitation 3h, The pretreatment chitosan liquid that wheat embryo processed material quality 45% is added is mixed, and after being stored at room temperature 3h, is evaporated in vacuo in 75 DEG C To original volume 55% to get composite base-material.
A kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 8 parts of polyvinyl alcohol, 7 parts of tristearin Acid, 15 parts of pre-oxidation natural rubbers, 7 parts of auxiliary agents, 20 parts of composite auxiliary materials, 40 parts of composite base-materials.
A kind of preparation method of high smoothness glue used in paper-making, includes the following steps:
(1) according to the mass fraction, including following component: 8 parts of polyvinyl alcohol, 7 parts of stearic acid, 15 parts of pre-oxidation natural rubbers, 7 parts Auxiliary agent, 20 parts of composite auxiliary materials, 40 parts of composite base-materials；
(2) 50 DEG C first, take polyvinyl alcohol, stearic acid, auxiliary agent, composite auxiliary material to mix in reaction kettle, with 600r/min magnetic agitation After 50min, be warming up to 90 DEG C, be added composite base-material, pre-oxidation natural rubber mixing, with 1100r/min magnetic agitation 3h to get High smoothness glue used in paper-making.
Reagent A: 13:2 in mass ratio takes the hydrogen peroxide that the ethanol solution that volume fraction is 95%, mass fraction are 4% to mix, Up to reagent A.
Reagent B: 1:7 in mass ratio takes glutinous rice, water to be stirred 30min, and filtering obtains sticky rice juice, takes sticky rice juice by quality Honey is added than 11:1 to be stirred to get reagent B.
Plant extraction liquid: the ethyl alcohol that 12:6:30 in mass ratio is added and takes yam skin, peanut red coat, volume fraction is 70% is molten Liquid mixing is centrifuged 8min with 3500r/min, supernatant 1:8 in mass ratio is taken to be added after 900r/min magnetic agitation 40min N,N-Dimethylformamide mixes 30min to get plant extraction liquid.
Pretreatment chitosan liquid: it takes chitosan, gelatin, water to be mixed for 3:1.5:25 in mass ratio, is stored at room temperature molten The chitosan enzyme of chitosan mass 6% is added in swollen 3h, in 25 DEG C, stirs enzymatic hydrolysis 4h with 500r/min, is warming up to 95 DEG C, heat preservation is gone out Enzyme 13min, cooled to room temperature is to get pretreatment chitosan liquid.
Biological sizing material: 5:2 in mass ratio takes peach gum, lac mixing to get biological sizing material.
Pre-oxidize natural rubber: in 30 DEG C, 1:13 in mass ratio takes liquid natural rubber, mass fraction is 8% permanganic acid Potassium solution mixing is adjusted pH to 3.4 with the hydrochloric acid solution of concentration 0.1mol/L, is warming up to 60 DEG C, is stirred to react with 700r/min 5h is to get pre-oxidation natural rubber.
Auxiliary agent: 1:4:0.1 in mass ratio take dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixing to get Auxiliary agent.
The preparation method of composite auxiliary material, includes the following steps:
(1) in 30 DEG C, 1:30 in mass ratio takes sodium alginate, reagent A to be mixed, and moves to supersonic oscillations instrument, with 60kHz frequency After rate supersonic oscillations 13min, 60 DEG C are warming up to, the silane coupling agent KH-560 mixing of sodium alginate quality 6%, heat preservation is added 40min moves to centrifuge with 3500r/min centrifugal treating 15min, takes centrifugation object to dry in 65 DEG C of baking ovens, obtain dried object, take dry Dry object grinds 40min in mortar with 250r/min, obtains abrasive material；
(2) 1:11 in mass ratio takes abrasive material, plant extraction liquid mixing, soaking at room temperature 2h, and filtering takes filter cake to dry in 60 DEG C of baking ovens It is dry, drying object is obtained, the acetic acid solution that 1:16 in mass ratio takes Quaternary Ammonium Salt of Chitosan, mass fraction is 8% is mixed, and season is added The drying object of ammonium salt chitosan mass 25%, with 900r/min magnetic agitation 3h to get composite auxiliary material.
The preparation method of composite base-material, includes the following steps:
S1. 1:13 in mass ratio takes wheat embryo, reagent B to mix in container, soaking at room temperature 3h, and filtering obtains water logging plumule, fetches water Plumule Freezing smashing is soaked, crushed material is obtained, the citric acid solution that 1:6 in mass ratio takes crushed material, mass fraction is 8% is mixed in container It closes, moves into sonic oscillation instrument, under 50kHz frequency condition, sonic oscillation 20min obtains dispersion liquid, take dispersion liquid true in -40 DEG C Vacuum freecing-dry case dries 22h, obtains wheat embryo processed material；
It S2. is in mass ratio that 7:3 takes pea green worm, volume fraction to be 75% ethanol solution to mix in ball grinder, with 450r/min ball milling 30min is mixed, ball milling material is obtained, takes ball milling material 1:6 in mass ratio that water mixing, after 700r/min magnetic agitation 45min, mistake is added Filter takes filtrate under the conditions of temperature 50 C, pressure are 250Pa, 25min is concentrated under reduced pressure, obtains pea green worm treatment fluid and presses in 40 DEG C Mass ratio 7:3:1 takes wheat embryo processed material, pea green worm treatment fluid, biological sizing material mixing, after 600r/min magnetic agitation 2h, The pretreatment chitosan liquid that wheat embryo processed material quality 35% is added is mixed, and after being stored at room temperature 2h, is evaporated in vacuo in 72 DEG C To original volume 45% to get composite base-material.
A kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 6 parts of polyvinyl alcohol, 5 parts of tristearin Acid, 10 parts of pre-oxidation natural rubbers, 5 parts of auxiliary agents, 18 parts of composite auxiliary materials, 36 parts of composite base-materials.
A kind of preparation method of high smoothness glue used in paper-making, includes the following steps:
(1) according to the mass fraction, including following component: 6 parts of polyvinyl alcohol, 4 parts of stearic acid, 13 parts of pre-oxidation natural rubbers, 4 parts Auxiliary agent, 19 parts of composite auxiliary materials, 34 parts of composite base-materials；
(2) 40 DEG C first, take polyvinyl alcohol, stearic acid, auxiliary agent, composite auxiliary material to mix in reaction kettle, with 500r/min magnetic agitation After 40min, be warming up to 80 DEG C, be added composite base-material, pre-oxidation natural rubber mixing, with 900r/min magnetic agitation 2h to get High smoothness glue used in paper-making.
Comparative example 1: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking composite auxiliary material.
Comparative example 2: it is essentially identical with the preparation method of embodiment 1, it has only the difference is that lacking composite base-material.
Comparative example 3: the glue used in paper-making of company of Yantai City production.
The glue used in paper-making that above-described embodiment is obtained with comparative example is detected, measures anti-tensile according to GB/T453-2002 Intensity and its roughness and burst index etc., obtain that the results are shown in Table 1.
Table 1:
Test item Embodiment 1 Embodiment 2 Embodiment 3 Comparative example 1 Comparative example 2 Comparative example 3
Tensile index/N.m/g-1 54.56 53.24 53.76 50.21 30.68 21.34
Burst index/KPam2/g 1.67 1.66 1.65 1.43 1.41 0.89
Folding strength/time 381 364 375 360 280 220
Surface roughness/μm 2.07 2.35 2.21 3.56 7.89 9.32
In summary, glue used in paper-making effect of the invention is more preferable as can be seen from Table 1, is worth of widely use, it is described above only For preferred mode of the invention, it is not intended to limit the invention, it is all within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of high smoothness glue used in paper-making, according to the mass fraction, including following component: 4 ~ 8 parts of polyvinyl alcohol, 3 ~ 7 parts it is hard Resin acid, 8 ~ 15 parts of pre-oxidation natural rubbers, 3 ~ 7 parts of auxiliary agents, which is characterized in that further include: 12 ~ 20 parts of composite auxiliary materials, 25 ~ 40 parts Composite base-material.
2. a kind of high smoothness glue used in paper-making according to claim 1, which is characterized in that the preparation side of the composite auxiliary material Method includes the following steps:
(1) in 25 ~ 40 DEG C, 1:25 ~ 40 take sodium alginate, reagent A to be mixed in mass ratio, supersonic oscillations, it is warming up to 50 ~ 65 DEG C, the silane coupling agent KH-560 mixing of sodium alginate quality 6% is added, keeps the temperature, centrifugation, takes centrifugation object drying, obtain drying Object takes dried object to grind, and obtains abrasive material；
(2) 1:8 ~ 14 take abrasive material, plant extraction liquid mixing, soaking at room temperature in mass ratio, and filtering takes filter cake to dry, must dry Object, in mass ratio 1:14 ~ 20 take Quaternary Ammonium Salt of Chitosan, acetic acid solution to be mixed, and Quaternary Ammonium Salt of Chitosan quality 20 ~ 30% is added Drying object stir to get composite auxiliary material.
3. a kind of high smoothness glue used in paper-making according to claim 2, which is characterized in that the reagent in the step (1) A: 10 ~ 15:2 in mass ratio takes ethanol solution, hydrogen peroxide mixing to get reagent A.
4. a kind of high smoothness glue used in paper-making according to claim 2, which is characterized in that the plant in the step (2) Extracting solution: the addition of 10 ~ 15:6:25 in mass ratio ~ 40 takes yam skin, peanut red coat, ethanol solution to be mixed, and centrifugation takes N,N-Dimethylformamide mixing is added to get plant extraction liquid in clear liquid 1:6 in mass ratio ~ 10.
5. a kind of high smoothness glue used in paper-making according to claim 1, which is characterized in that the preparation side of the composite base-material Method includes the following steps:
S1. 1:10 ~ 15 take wheat embryo, reagent B mixing, soaking at room temperature in mass ratio, and filtering obtains water logging plumule, water intaking leaching embryo Bud Freezing smashing obtains crushed material, and 1:4 ~ 8 in mass ratio take crushed material, citric acid solution mixing, and sonic oscillation obtains dispersion liquid, takes Dispersion liquid freeze-drying, obtains wheat embryo processed material；
S2. pea green worm, ethanol solution mixing are taken for 5 ~ 8:3 in mass ratio, ball milling obtains ball milling material, takes ball milling material 1:4 in mass ratio ~ 8, which are added water, is mixed, and filtering takes filtrate decompression to be concentrated, pea green worm treatment fluid obtained, in 30 ~ 50 DEG C, in mass ratio 7:2 ~ 5:1 It takes wheat embryo processed material, pea green worm treatment fluid, biological sizing material to be mixed, wheat embryo processed material quality 20 ~ 45% is added It pre-processes chitosan liquid to be mixed, be stored at room temperature, be evaporated in vacuo to get composite base-material.
6. a kind of high smoothness glue used in paper-making according to claim 5, which is characterized in that the reagent B in the step S1: 1:5 ~ 8 take glutinous rice, water to be stirred in mass ratio, and filtering obtains sticky rice juice, take sticky rice juice 8 ~ 15:1 in mass ratio that honey is added and stir Mixing is mixed to get reagent B.
7. a kind of high smoothness glue used in paper-making according to claim 5, which is characterized in that the pretreatment in the step S2 Chitosan liquid: it takes chitosan, gelatin, water to be mixed for 3:1 ~ 2:20 ~ 30 in mass ratio, is stored at room temperature swelling, it is poly- that shell is added The chitosan enzyme of saccharic amount 4 ~ 8%, in 20 ~ 30 DEG C, stirring enzymatic hydrolysis is warming up to 90 ~ 100 DEG C, keeps the temperature enzyme deactivation, cooling to get pre- place Manage chitosan liquid.
8. a kind of high smoothness glue used in paper-making according to claim 5, which is characterized in that the biogum in the step S2 Material: 5:1 ~ 3 take peach gum, lac mixing to get biological sizing material in mass ratio.
9. a kind of high smoothness glue used in paper-making according to claim 1, which is characterized in that the pre-oxidation natural rubber: In 25 ~ 40 DEG C, 1:10 ~ 15 take liquid natural rubber, liquor potassic permanganate mixing in mass ratio, adjust pH, are warming up to 50 ~ 65 DEG C, it is stirred to react to get pre-oxidation natural rubber.
10. a kind of high smoothness glue used in paper-making according to claim 1, which is characterized in that the auxiliary agent: in mass ratio 1: 3 ~ 6:0.1 takes dimethyl silicone polymer, oleic acid polyoxyethylene, magnesium stearate mixing to get auxiliary agent.
CN201811104100.3A 2018-09-21 2018-09-21 A kind of high smoothness glue used in paper-making Withdrawn CN109235127A (en)

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Publication number Priority date Publication date Assignee Title
CN101265680A (en) * 2007-03-12 2008-09-17 富士施乐株式会社 Recording paper
CN106120457A (en) * 2016-06-26 2016-11-16 乐凯医疗科技有限公司 A kind of paper capable of repeat printing
CN106149468A (en) * 2016-06-29 2016-11-23 华南理工大学 A kind of preparation method and applications of smooth paper

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101265680A (en) * 2007-03-12 2008-09-17 富士施乐株式会社 Recording paper
CN106120457A (en) * 2016-06-26 2016-11-16 乐凯医疗科技有限公司 A kind of paper capable of repeat printing
CN106149468A (en) * 2016-06-29 2016-11-23 华南理工大学 A kind of preparation method and applications of smooth paper

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Application publication date: 20190118