CN106592325A - Multifunctional protective liquid for paper-based material printed matters and application - Google Patents
Multifunctional protective liquid for paper-based material printed matters and application Download PDFInfo
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- CN106592325A CN106592325A CN201611044607.5A CN201611044607A CN106592325A CN 106592325 A CN106592325 A CN 106592325A CN 201611044607 A CN201611044607 A CN 201611044607A CN 106592325 A CN106592325 A CN 106592325A
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- cellulose
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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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/385—Oxides, hydroxides or carbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0027—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or layers by lamination or by fusion of the coatings or layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0036—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or layers dried without curing
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/40—Coatings with pigments characterised by the pigments siliceous, e.g. clays
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/52—Cellulose; 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/62—Macromolecular organic compounds or oligomers thereof obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/64—Inorganic compounds
-
- 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
- D21H21/143—Agents preventing ageing of paper, e.g. radiation absorbing substances
-
- 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
- D21H21/14—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
- D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Paper (AREA)
Abstract
The invention discloses a multifunctional protective liquid for paper-based material printed matters, which includes, by mass, 0.2-2.0% of a nano oxide, 0.01-1.0% of a dispersant, 1.0-5.0% of a cellulose-type organic substance, and 92.9-98.79% of a solvent, the sum of the mass percentages of all the components is 100%. An application method includes the steps of: uniformly mixing a dispersion liquid of the nano oxide with the cellulose-type organic substance and directly coating the surface of the paper printed matters with the mixture; or firstly coating the surface of the paper printed matters with the cellulose-type organic substance, naturally drying the paper printed matters in air, and then coating the paper printed matters with the dispersion liquid of the nano oxide. The multifunctional protective liquid is prepared with the nano oxide, the cellulose-type organic substance, the dispersant, and the solvent ethanol as main raw materials and is used for the paper-based material printed matters. The multifunctional protective liquid has simple formula, is environment-friendly and toxic-free and has good pre-protective effect on the paper printed matters.
Description
Technical field
The invention belongs to paper substrate leaflet resist technology field, and in particular to a kind of paper base material leaflet multifunction protection
Liquid, the invention further relates to the application of the protection liquid.
Background technology
Since typography invention, leaflet acts as the role of the important cultural information communication media of the mankind.Currently,
One of carrier as human spirit's grain, similarly for meet the growing cultural life demand of people have it is irreplaceable
Effect, particularly personalized colorful leaflet.Generally, leaflet is placed through long-time, can be subject to temperature, illumination, humidity
Etc. the impact of factor, easily jaundice becomes fragile, this will affect its using, view and admire and value for preservation.Especially the papery art work is external
Boundary's environment is more sensitive, needs to protect it from the destruction of ultraviolet radiation, visible ray, air pollutants, funguses and antibacterial etc..
Preventive protection is a critically important aspect in museum's policy and collection protection, in order to keep trove, is its creation
And keep a kind of protection atmosphere to be requisite.
Used as a kind of Multifunction material, its characteristic had both been different from the microsystems such as molecule, atom to nano-oxide, and
It is different from general powder body, but the mesoscopic systems with some new features, its physicochemical property has substantially poor with bulk material
It is different.Due to its particle size very little, specific surface area and specific surface energy are very big, and surface atom number account for significant proportion, thus occur
Skin effect, small-size effect, quantum size effect, macro quanta tunnel effect etc., and derive such as phase therefrom and turn
Temperature and fusing point reduction, absorbability and catalysis activity enhancing etc..Equally, nano level oxide has good ultraviolet screen
Performance is covered, the characteristic such as amphiphilic to visible transparent, photocatalytic activity, super surface, this has expanded the application of nano-oxide
Field.But the strong photocatalytic activity of nano-oxide can affect the performance of institute's load objects, so table must be carried out to which
Face is processed, and so as to reduce its photocatalysis performance, improves its dispersive property in organic solvent.
In recent years, nano-oxide is extensively applied in industries such as rubber, plastics, ink, coating, but is printed in papery
Application of the product in advance in terms of protection is also little.
The content of the invention
It is an object of the invention to provide a kind of paper base material leaflet multifunction protection liquid, the protection liquid is for improving paper
And the light-heat aging effect is significant of printing.
It is a further object to provide the application of above-mentioned paper base material leaflet multifunction protection liquid.
The technical solution adopted in the present invention is, a kind of paper base material leaflet multifunction protection liquid, by mass percentage
It is composed of the following components：Nano-oxide 0.2～2.0%, dispersant 0.01～1.0%, cellulose family Organic substance 1.0～
5.0%, solvent 92.9～98.79%, said components mass percent sum are 100%.
The characteristics of of the invention, also resides in,
Nano-oxide is nano-TiO2、ZnO、SiO2Or MgO.
Dispersant is tween 80, sodium hexameta phosphate, Polyethylene Glycol, dodecylbenzene sodium sulfonate or DBSA.
Cellulose family Organic substance is hydroxypropyl cellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, acetate fiber
Element, carboxymethyl cellulose or acetylbutyrylcellulose.
Solvent is dehydrated alcohol, butanol or propanol.
Another technical scheme of the present invention is, the application process of paper base material leaflet multifunction protection liquid,
Specifically implement according to following steps：
Step 1, weighs following components by mass percentage respectively：Nano-oxide 0.2～2.0%, dispersant 0.01～
1.0%, cellulose family Organic substance 1.0～5.0%, solvent 92.9～98.79%, said components mass percent sum is
100%；
Step 2, adds dispersant after nano-oxide is mixed with partial solvent, then carry out ultrasonic disperse, received
The dispersion liquid of rice oxide；
Remaining solvent is heated to the solution temperature of cellulose family Organic substance by step 3, adds cellulose family while stirring
Organic substance is until dissolving, obtains cellulose family organic solution；
Step 4, the cellulose family organic solution that the dispersion liquid of the nano-oxide that step 2 is obtained is obtained with step 3
Mixing, stirs, is directly coated on papery printing product surface；
Or the cellulose family organic solution for first obtaining step 3 is coated on papery printing product surface, and papery printing is put
It is placed in after spontaneously drying in air and is coated with the dispersion liquid of the nano-oxide that step 2 is obtained.
The characteristics of of the invention, also resides in,
In step 1, nano-oxide is nano-TiO2、ZnO、SiO2Or MgO；Dispersant be tween 80, sodium hexameta phosphate,
Polyethylene Glycol, dodecylbenzene sodium sulfonate or DBSA；Cellulose family Organic substance is hydroxypropyl cellulose, hydroxypropyl
Methylcellulose, hydroxyethyl cellulose, cellulose acetate, carboxymethyl cellulose or acetylbutyrylcellulose；Solvent is anhydrous second
Alcohol, butanol or propanol.
In step 2, the time of ultrasonic disperse is 10～25min.
1000～1400 revs/min of mixing speed in step 3, mixing time are 60～120min.
In step 4, mixing time is 30～60min, and mixing speed is 1000～1400 revs/min.
The invention has the beneficial effects as follows, paper base material leaflet multifunction protection liquid of the present invention, with nano-oxide, fiber
Plain type organic, dispersant, etoh solvent are primary raw material, obtain paper base material printing multifunction protection liquid coating, formula letter
Single easy, environment-protecting asepsis, it is preferable to the pre- protected effect of papery printing.
Paper base material leaflet multifunction protection liquid of the present invention, disperses to nano-oxide first with dispersant,
Dispersion stabilization of the nano-oxide in liquid is protected is improved, then using the directly method of blending coating or layered coated and fibre
The plain type organic of dimension is coated, and forms stable, homogeneous nano-oxide-cellulose family Organic substance protection liquid system.Due to
There is between cellulose family Organic substance and paper fibre excellent similar intermiscibility, and when which is coated on paper surface, which is certainly
Body possesses good ductility and pliability, and because its own also has certain ageing resistace, so as to effectively improve paper
The intensity of matter printing, a certain degree of isolation outside air and pollutant, the pre- protection to papery printing have good effect.Together
When, due to the presence of nano-oxide, certain shielding action is played to the ultraviolet in sunlight, and nano-oxide is peculiar
Photocatalysis performance, certain antibacterial action can be played to papery printing, so as to reach the effect to the pre- protection of papery printing.
Description of the drawings
Fig. 1 is impact of the different coating methods to page tensile strength before and after paper aging；
Fig. 2 is aging cyan (C) the aberration △ E in front and back of different coating methods；
Fig. 3 is aging (M) aberration △ E pinkish red in front and back of different coating methods；
Fig. 4 is aging yellow (Y) the aberration △ E in front and back of different coating methods；
Fig. 5 is aging black (K) the aberration △ E in front and back of different coating methods.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Paper base material leaflet multifunction protection liquid of the present invention, it is composed of the following components by mass percentage：It is nano oxidized
Thing 0.2～2.0%, dispersant 0.01～1.0%, cellulose family Organic substance 1.0～5.0%, solvent 92.9～98.79%, on
Constituent mass percentage ratio sum is stated for 100%.
Nano-oxide is nano-TiO2、ZnO、SiO2Or MgO；Dispersant is tween 80, sodium hexameta phosphate, poly- second two
Alcohol, dodecylbenzene sodium sulfonate or DBSA；Cellulose family Organic substance is hydroxypropyl cellulose, hydroxypropyl methyl fibre
Dimension element, hydroxyethyl cellulose, cellulose acetate, carboxymethyl cellulose or acetylbutyrylcellulose；Solvent is dehydrated alcohol, butanol
Or propanol.
Nano-oxide and part are carried out being mixed and added into point by the preparation method of papery printing multifunction protection liquid first
Powder, then carries out ultrasonic disperse, and jitter time is 10-25 minutes, that is, obtain the dispersion liquid of nano-oxide.
Remaining solvent is heated to into the solution temperature of cellulose family Organic substance, and under the conditions of high-speed stirred, gradually plus
Enter cellulose family Organic substance until dissolving, 1000～1400 revs/min of mixing speed, mixing time are 60～120 minutes, obtain fibre
The plain type organic solution of dimension.
The application process of paper base material leaflet multifunction protection liquid of the present invention, is divided into two kinds：One is mixing coating side
The dispersion liquid of nano-oxide is directly blended with cellulose family organic solution by method, mixing painting method in room temperature, by stirring
Mixing dispersion makes its mix homogeneously, and mixing speed is 1000～1400 revs/min, and mixing time is 30～60 minutes, and is directly coated
In papery printing product surface, coated weight is defined by paper complete wetting, and painting method is using high-pressure spray gun spraying, dipping, coating machine
Or sizing applicator is coated.Its two be layered coated method, cellulose family organic solution is coated on into papery printing table first
Face, papery printing is positioned in air and is spontaneously dried 30～60 minutes, be coated with the dispersion liquid of nano-oxide, coated weight with
Paper complete wetting is defined, and painting method is sprayed using high-pressure spray gun, dipping, coating machine or sizing applicator are coated.
Embodiment 1
1) preparation method：
0.4g nano titanium oxides are added in 47.58g dehydrated alcohol, and adds 0.02g tween 80s, ultrasound wave dispersion
15 minutes, obtain nano titanium oxide dispersion；Dehydrated alcohol 50g is taken separately, heating and thermal insulation adds 2.0g while stirring to 60 DEG C
Hydroxypropyl cellulose, 1200 revs/min of mixing speed, mixing time are 100 minutes, are completely dissolved hydroxypropyl cellulose.
2) application process：
1) hydroxypropyl cellulose solution obtained by is coated on into papery printing product surface, is treated which is completely dried, then will be received
Rice titanium oxide dispersion is coated onto.Painting method is coated on printing product surface using use for laboratory sizing applicator, and does naturally
It is dry.
Embodiment 2
1) preparation method：
0.4g nano titanium oxides are added in 47.58g dehydrated alcohol, and adds 0.02g tween 80s, ultrasound wave dispersion
15 minutes, obtain nano titanium oxide dispersion；Dehydrated alcohol 50g is taken separately, heating and thermal insulation adds 2.0g while stirring to 60 DEG C
Hydroxypropyl cellulose, 1200 revs/min of mixing speed, mixing time are 100 minutes, obtain hydroxypropyl cellulose solution.
Nano titanium oxide dispersion is directly blended with hydroxypropyl cellulose solution, mixes which by dispersed with stirring equal
Even, mixing speed is 1200 revs/min, and mixing time is 40 minutes, that is, obtain protecting liquid.
2) application process：
1) the protection liquid obtained by is coated on into printing product surface using use for laboratory sizing applicator, and is spontaneously dried.
Embodiment 3
1) preparation method：
0.2g Nano zinc dioxide impact-resistants are added in 45g dehydrated alcohol, and adds 0.8g sodium hexameta phosphate, ultrasound wave dispersion 10
Minute, obtain Nano zinc dioxide impact-resistant dispersion liquid；Dehydrated alcohol 50g is taken separately, heating and thermal insulation adds 4.0g hydroxyls to 60 DEG C, while stirring
Propyl methocel, 1000 revs/min of mixing speed, mixing time are 120 minutes, make hydroxypropyl methyl cellulose completely molten
Solution.
2) application process：
1) Gonak obtained by is coated on into papery printing product surface, treats which is completely dried, then
By Nano zinc dioxide impact-resistant dispersion thereon.Painting method is coated on printing product surface, and oneself using use for laboratory sizing applicator
So it is dried.
Embodiment 4
1) preparation method：
2.0g nano silicons are added in 45g butanol, and add 0.6g Polyethylene Glycol, ultrasound wave disperses 25 minutes,
Obtain nano silicon dioxide dispersion；Butanol 49.4g is taken separately, heating and thermal insulation adds 3.0g ethoxys fine to 60 DEG C, while stirring
Dimension element, 1400 revs/min of mixing speed, mixing time are 60 minutes, are completely dissolved hydroxyethyl cellulose.
2) application process：
1) hydroxyethyl cellulose solution obtained by is coated on into papery printing product surface, is treated which is completely dried, then will be received
Rice silica dispersions are coated onto.Painting method is coated on printing product surface using use for laboratory sizing applicator, and does naturally
It is dry.
Embodiment 5
1) preparation method：
2.0g nanometer titanium dioxides magnesium is added in 43.58g propanol, and adds 0.1g dodecylbenzene sodium sulfonate, ultrasound wave
Dispersion 20 minutes, obtains nanometer titanium dioxide magnesium dispersion liquid；Propanol 49.32g is taken separately, heating and thermal insulation is added while stirring to 60 DEG C
5.0g cellulose acetate, 1300 revs/min of mixing speed, mixing time are 80 minutes, are completely dissolved cellulose acetate.
Nanometer titanium dioxide magnesium dispersion liquid and cellulose acetate solution are directly blended, mixes which by dispersed with stirring equal
Even, mixing speed is 1400 revs/min, and mixing time is 30 minutes, that is, obtain protecting liquid.
2) application process：
1) the protection liquid obtained by is coated on into printing product surface using use for laboratory sizing applicator, and is spontaneously dried.
Embodiment 6
1) preparation method：
1.2g nano titanium oxides are added in 48.79g dehydrated alcohol, and adds 0.01g DBSA, ultrasound
Wavelength-division dissipates 20 minutes, obtains nano titanium oxide dispersion；Separately take dehydrated alcohol 50g, heating and thermal insulation to 60 DEG C, while stirring plus
Enter 1.0g hydroxymethyl cellulose, 1100 revs/min of mixing speed, mixing time are 90 minutes, are completely dissolved hydroxymethyl cellulose.
Nano titanium oxide dispersion is directly blended with hydroxymethyl cellulose solution, mixes which by dispersed with stirring equal
Even, mixing speed is 1000 revs/min, and mixing time is 60 minutes, that is, obtain protecting liquid.
2) application process：
1) the protection liquid obtained by is coated on into printing product surface using use for laboratory sizing applicator, and is spontaneously dried.
The characteristics of below to present invention protection liquid, is further described,
(1) papery printing sample preparation：
Diagram paper is taken, paper is cut into into 160mm × 270mm specifications after thermostatic constant wet chamber's inner equilibrium moisture.From GAFT
Company's application specific standard step-wedge carries out editing difference dot area as detection table with PhotoshopCS5 image processing softwares
The CMYK color lumps of (100%, 80%, 60%, 40%, 20%, 10%, 0%) are gone forward side by side to diagram paper row ink jet printing.Coating is adopted
Scraper coating method, volatilizees under pattern normal temperature and pressure after coating and back-up analysis detection is preserved after air-drying.
(2) performance test：
By the papery printing (0 of uncoated protection liquid#), coated with nano titanium dioxide (1#), coating hydroxypropyl cellulose solution
(2#) these three papery printings sample sample as a comparison, with layered coated multifunction protection liquid (3#) papery printing and directly
Coating multifunction protection liquid (4#) carry out comparison and detection.
A) strength character：By uncoated protection liquid (0#), coated with nano titanium dioxide (1#), coating hydroxypropyl cellulose it is molten
Liquid (2#) and layered coated multifunction protection liquid (3#), directly coat multifunction protection liquid (4#) paper is put into non-yellowing test
In machine, after ageing time is 24h, 48h, 72h, 100h, paper is placed in the constant temperature that 23 ± 1 DEG C of temperature and relative humidity are for 50 ± 2%
Humidity room's inner equilibrium 24h determines the tensile strength of paper according to iso standard method.
Fig. 1 is impact figure of the different coating methods to page tensile strength before and after paper aging, wherein to 0#、1#、2#、3#、
4#Coated sample is contrasted, without it is aging when, the tensile strength of paper is also have differentiation, all in all, layered coated
Compared with remaining two kinds of pattern height, the pattern of hydroxypropyl cellulose solution, its tensile strength show that hydroxypropyl cellulose is risen in pattern
The effect of strengthening agent is arrived；With the prolongation of ageing time, tensile strength has reduced, wherein 3#Pattern, 4#The anti-tensile of pattern
The reduction amplitude of intensity is less, and when ageing time reaches 100h, its tensile strength is also above uncoated pattern.Analysis can above
To draw, with the prolongation of ageing time, downward trend is delayed for layered coated and the directly paper strength of coating multifunction protection liquid
Slowly, it is superior to its excess-three group control sample.
B) printing anti-yellowing property：By the papery printing (0 of uncoated protection liquid#), coated with nano titanium dioxide (1#), apply
Cover hydroxypropyl cellulose solution (2#) and layered coated multifunction protection liquid (3#), directly coat multifunction protection liquid (4#)
Papery printing is put in non-yellowing test machine, after ageing time is 24h, 48h, 72h, 100h, measures its printing color lump Lab value,
And aging value of chromatism in front and back is calculated according to its Lab value.The change of aberration represents its printing anti-yellowing property, and aberration is less, resistance to Huang
Become performance better.
Fig. 2 is aging cyan (C) the aberration △ E figures in front and back of different coating methods, and Fig. 3 is the aging product in front and back of different coating methods
Red (M) aberration △ E figures, Fig. 4 are aging yellow (Y) the aberration △ E figures in front and back of different coating methods, and Fig. 5 is that different coating methods are old
Black (K) aberration △ E figures before and after change, analyze illustrated above, wherein to 0#、1#、2#、3#Coated sample is contrasted, with aging
The prolongation of time, layered coated multifunction protection liquid (3#) aberration it is less, its aberration meansigma methods be respectively 2.72,1.81,
2.54th, 2.21, other three groups are compared, aberration is reduced, and largely protects the body paper and printed word of papery printing, right
Its light-heat aging has good inhibiting effect.
Wherein to 0#、1#、2#、4#Coated sample is contrasted, and with the prolongation of ageing time, liquid is protected in directly coating
Specimen page (4#) aberration is less, its aberration meansigma methods is respectively 2.28,1.66,2.43,1.77, compares other three groups, aberration drop
It is low, the body paper and printed word of papery printing are largely protected, has good inhibiting effect to its light-heat aging.
Claims (10)
1. a kind of paper base material leaflet multifunction protection liquid, it is characterised in that composed of the following components by mass percentage：Receive
Rice oxide 0.2～2.0%, dispersant 0.01～1.0%, cellulose family Organic substance 1.0～5.0%, solvent 92.9～
98.79%, said components mass percent sum is 100%.
2. paper base material leaflet multifunction protection liquid according to claim 1, it is characterised in that the nano-oxide
For nano-TiO2、ZnO、SiO2Or MgO.
3. paper base material leaflet multifunction protection liquid according to claim 1, it is characterised in that the dispersant is to tell
Temperature -80, sodium hexameta phosphate, Polyethylene Glycol, dodecylbenzene sodium sulfonate or DBSA.
4. paper base material leaflet multifunction protection liquid according to claim 1, it is characterised in that the cellulose family has
Machine thing is hydroxypropyl cellulose, hydroxypropyl methyl cellulose, hydroxyethyl cellulose, cellulose acetate, carboxymethyl cellulose or vinegar
Sour cellulose butyrate.
5. paper base material leaflet multifunction protection liquid according to claim 1, it is characterised in that the solvent is anhydrous
Ethanol, butanol or propanol.
6. the application process according to the arbitrary described paper base material leaflet multifunction protection liquid of Claims 1 to 5, its feature exist
In specifically according to following steps enforcement：
Step 1, weighs following components by mass percentage respectively：Nano-oxide 0.2～2.0%, dispersant 0.01～
1.0%, cellulose family Organic substance 1.0～5.0%, solvent 92.9～98.79%, said components mass percent sum is
100%；
Step 2, adds dispersant after nano-oxide is mixed with partial solvent, then carry out ultrasonic disperse, obtain nano oxygen
The dispersion liquid of compound；
Remaining solvent is heated to the solution temperature of cellulose family Organic substance by step 3, adds cellulose family organic while stirring
Thing is until dissolving, obtains cellulose family organic solution；
Step 4, the cellulose family organic solution that dispersion liquid and the step 3 of the nano-oxide that step 2 is obtained are obtained mix,
Stir, be directly coated on papery printing product surface；
Or the cellulose family organic solution for first obtaining step 3 is coated on papery printing product surface, and papery printing is positioned over
The dispersion liquid of the nano-oxide that step 2 is obtained is coated with after spontaneously drying in air.
7. the application process of paper base material leaflet multifunction protection liquid according to claim 6, it is characterised in that step
In 1, nano-oxide is nano-TiO2、ZnO、SiO2Or MgO；Dispersant be tween 80, sodium hexameta phosphate, Polyethylene Glycol, 12
Sodium alkyl benzene sulfonate or DBSA；Cellulose family Organic substance is hydroxypropyl cellulose, hydroxypropyl methyl cellulose, hydroxyl
Ethyl cellulose, cellulose acetate, carboxymethyl cellulose or acetylbutyrylcellulose；Solvent is dehydrated alcohol, butanol or propanol.
8. the application process of paper base material leaflet multifunction protection liquid according to claim 6, it is characterised in that step
In 2, the time of ultrasonic disperse is 10～25min.
9. the application process of paper base material leaflet multifunction protection liquid according to claim 6, it is characterised in that step
1000～1400 revs/min of mixing speed in 3, mixing time are 60～120min.
10. the application process of paper base material leaflet multifunction protection liquid according to claim 6, it is characterised in that step
In rapid 4, mixing time is 30～60min, and mixing speed is 1000～1400 revs/min.
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| CN201611044607.5A CN106592325A (en) | 2016-11-24 | 2016-11-24 | Multifunctional protective liquid for paper-based material printed matters and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611044607.5A CN106592325A (en) | 2016-11-24 | 2016-11-24 | Multifunctional protective liquid for paper-based material printed matters and application |
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Family
ID=58592116
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| CN201611044607.5A Pending CN106592325A (en) | 2016-11-24 | 2016-11-24 | Multifunctional protective liquid for paper-based material printed matters and application |
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| CN107385994A (en) * | 2017-07-12 | 2017-11-24 | 广东工业大学 | A kind of reinforcement means of aging paper strengthening agent and aging paper |
| CN107780294A (en) * | 2017-10-31 | 2018-03-09 | 平湖市鸿兴包装材料有限公司 | A kind of printing paper protects liquid |
| CN108166312A (en) * | 2017-11-29 | 2018-06-15 | 东南大学 | A kind of paper reinforces reinforcing agent and its preparation method and application |
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Application publication date: 20170426 |