CN106928871A - A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding - Google Patents
A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding Download PDFInfo
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- CN106928871A CN106928871A CN201710144134.4A CN201710144134A CN106928871A CN 106928871 A CN106928871 A CN 106928871A CN 201710144134 A CN201710144134 A CN 201710144134A CN 106928871 A CN106928871 A CN 106928871A
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- 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
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
- C09J5/02—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers involving pretreatment of the surfaces to be joined
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Abstract
The invention belongs to field of adhesive technology, it is related to a kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding.Can be in the piece surface large area even application to be bonded of various material of different shapes using laminated assembling technology, just the part containing layer assembly high molecular bonding film can be bonded with the part without the bonding film under water and pressure effect, the tensile strength after two adhesive bondings is 5.76 ± 0.97MPa.Soaked in water by adhesive and its adhesive layer containing bonding film, you can tear glue open.
Description
Technical field
The invention belongs to field of adhesive technology, it is related to a kind of layer assembly high molecular bonding film that can be used for one side bonding
Preparation method.
Background technology
If when glue is torn open to adhesive in the optical element bonding later stage, it is necessary to be immersed in the organic solvents such as acetone, dichloro
In, this can cause certain damage to adhesive.
Changchun University of Science and Technology Zhang Jianfu et al. patent (a kind of preparation method of the layer assembly bonding film of controllable refractive index,
ZL201611058419.8), the controllable in uniform thickness refraction not limited by substrate has been prepared using laminated assembling technology
The layer assembly bonding film of rate, completes to tear glue open by adhesive is immersed in water, but the shortcoming of this way is to be not suitable for not
Can for a long time be immersed in the material in water, therefore prepare a kind of material and its glue by being immersed in the suitable long period in water
Close layer and soaked in water and reach the layer assembly bonding film for tearing glue open highly significant.
The content of the invention
The invention provides a kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding, using group layer by layer
Dress technology, assembling is prepared for the layer assembly high molecular bonding film that can be used for one side bonding of the thickness at 3.0-30.0 μm.In sky
Can be placed for a long time without changing its bond property in gas.After tested, at -190~60 DEG C, storage humidity range be 10~
90%, can stablize storage for up to half a year.Storage temperature scope is widely.
Layer assembly high molecular bonding film prepared by the present invention can be in glass of different shapes, quartz, silicon chip, K9 optics
Large area even application on the part to be bonded of the various materials such as glass, flint glass, just can be by the presence of water and pressure
Growth has multilayer to can be used for the part to be bonded of the layer assembly high molecular bonding film of one side bonding and do not grow the bonding film
Part to be bonded is bonded, and measures its tensile strength for 5.76 ± 0.97MPa.
Prepared by the present invention can be used for one side bonding layer assembly high molecular bonding film by will wherein can for a long time
The part to be bonded being immersed in water bonds layer and is immersed in water, you can tear glue open, it is adaptable to do not meet optical check condition
Bond tears glue open.
Chinese of the present invention about abbreviation：PAA is polyacrylic acid, and PEI is polyethyleneimine, and PAH is polyallyl
Amine hydrochlorate, PDDA is diallyldimethylammonium chloride, and PSS is kayexalate, and PVA is polyvinyl alcohol.
A kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding that the present invention is provided, step and condition
It is as follows：
(1) preparation of cationic polymer solution A
At room temperature, cationic polymer A and deionized water are placed in reactor, disperse or stir, obtain sun from
Sub- polymer solution A；The pH of the solution is 6.5~11.5, and mass-volume concentration is 0.5~10.0mg/mL；Described cation
Polymer A is the water soluble polymer of the primary amine containing nitrogen, secondary amine and tertiary amine on main chain or side chain, and preferred cation gathers
Compound A is PEI, PDDA or PAH；The molecular weight ranges of preferred cationic polymer A are 1.7 × 104~7.5 × 105；
(2) preparation of anionic polymer B solution
Anionic polymer B and deionized water are placed in reactor, are disperseed or is stirred, obtain anionic polymer
B solution；The pH of the solution is 2.5~9.0, and mass-volume concentration is 0.5~10.0mg/mL；Described anionic polymer B is
Water soluble polymer containing oxygen element on main chain or side chain；Preferred anionic polymer B is PAA, PSS and PVA：Preferably
The scope of the molecular weight of anionic polymer B is 2.0 × 103~1.0 × 106；
(3) assembling prepares the layer assembly high molecular bonding film A/B that n-layer can be used for one side bonding
1) surface treatment of part to be bonded
If the part to be bonded that can not be for a long time soaked in water, then clean by surface wipes with absolute ethyl alcohol；It is preferred that
Part to be bonded be flint glass of different shapes, K9 optical glass；
If can be the part part to be bonded soaked for a long time in water, following treatment is carried out to it：At room temperature, will
It is 7 that part to be bonded is put into volume ratio:3 H2SO4And H2O2Heating is boiled to bubble-free and is emerged in mixed solution, is taken out this and is treated
Bonding part, it is standby with being dried up after deionized water rinsing；The part part to be bonded that can be preferably immersed in for a long time in water is not
The sheet glass of similar shape, quartz plate, silicon chip；The purpose of part treatment to be bonded is to make its surface hydrophilic, so as to improve layer by layer
Assemble the speed of growth of high molecular bonding film；
2) assembling n-layer can be used for the layer assembly high molecular bonding film of one side bonding
At room temperature, the part to be bonded that surface-treated can not be for a long time soaked in water is successively in above-mentioned sun
0.5~30.0min conducts are soaked respectively in ionomer solution A, deionized water, anionic polymer B solution, deionized water
One soak cycle, obtains the layer assembly high molecular bonding film that can be used for one side bonding that a layer thickness is 0.03~3.0 μm,
It is designated as A/B；A soak cycle is often repeated, increases the A/B layer assembly high molecular bondings that a layer thickness is 0.03~3.0 μm
Film, repeats n soak cycle, obtains n-layer A/B layer assembly high molecular bonding films, and the n is natural number；
(4) storage of layer assembly high molecular bonding film
After tested, prepared by the present invention can be used for the layer assembly high molecular bonding film storage temperature scope of one side bonding
It is -190~60 DEG C, storage humidity range is 10~90%, and preferred storage temperature is 5~35 DEG C, storage humidity is 10~
90%, and under this temperature and humidity, the time that can stablize storage is half a year.
According to GB-T7123.1-2002 and GB-T7123.2-2002, adhesive storage temperature is (23 scholar 2) DEG C, and humidity is
(50 scholar 5) %.It can be seen that the layer assembly high molecular bonding film storage temperature scope that can be used for one side bonding prepared by the present invention is non-
Often extensively.
(5) bonding of the part to be bonded of different shape high molecular bonding containing layer assembly film
By the 2 of step (3)) bonding film of the different shape part to be bonded containing n-layer high molecular bonding film for preparing
It is relative that surface is added dropwise a surface dripped water and smear uniformly with another part to be bonded without layer assembly high molecular bonding film
Put well, apply 1.0 × 10-5~5.0 × 10-3Continuous action 1.0~the 15.0min of power of kPa, bonds two parts to be bonded
Together, certainly, pressure applied can be bigger, but bigger pressure may influence to treat the optical property of bond and its
His property；
(6) glue is torn open
If the bonding later stage needs to tear glue open, the bond is placed in water and soaks 1~24h, the bond can be separated, you can
Reach and tear glue purpose open.Tear size of the glue time depending on adhesive area open, area is bigger, and required time is more long.
Brief description of the drawings
Prepared by Fig. 1 present invention can be used for the section SEM figures of the layer assembly high molecular bonding film of one side bonding.
Specific embodiment
Come the specific implementation that the present invention is furture elucidated and result below by way of some examples, rather than using these examples
To limit the present invention.
Embodiment 1：A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding, described layer assembly
High molecular bonding film is PEI/PAA, and cationic polymer A is PEI, and anionic polymer B is PAA；The step of preparation and condition
It is as follows：
(1) preparation of cationic polymer PEI solution：
At room temperature, it is 7.5 × 10 by 0.1g molecular weight5Cationic polymer PEI and 100mL deionized water be placed in reaction
In device, stir, obtain the cationic polymer PEI solution that mass-volume concentration is 1.0mg/mL；Adjust the pH of the solution
It is 11.5, it is standby；
(2) preparation of anionic polymer PAA solution
0.1g molecular weight is 1.0 × 105Anionic polymer PAA and 100mL deionized water be placed in reactor, stir
Uniformly, mass-volume concentration is obtained for 1.0mg/mL anionic polymer PAA solution, and it is 4.0 to adjust the pH of the solution, standby；
(3) assembling prepares 25 layers of layer assembly high molecular bonding film PEI/PAA that can be used for one side bonding
1) surface treatment of oblong-shaped sheet glass to be bonded
At room temperature, it is 7 oblong-shaped sheet glass to be bonded to be put into volume ratio:3 H2SO4And H2O2In mixed solution
Heating is boiled to bubble-free and is emerged, and takes out oblong-shaped sheet glass to be bonded, standby with being dried up after deionized water rinsing；Wait to be bonded
The purpose of oblong-shaped sheet glass treatment is to make its surface hydrophilic, so as to improve the growth speed of layer assembly high molecular bonding film
Degree；
2) 25 layers of PEI/PAA layer assembly high molecular bonding films are prepared
At room temperature, by surface-treated rectangle glass piece to be bonded successively in above-mentioned cationic polymer PEI
Soaked respectively in solution, deionized water, anionic polymer PAA solution, deionized water 15.0min, 0.5min, 15.0min,
0.5min obtains the layer assembly macromolecule that can be used for one side bonding that a layer thickness is 1.2 μm and glues as a soak cycle
Film is closed, PEI/PAA is designated as；A soak cycle is often repeated, increases the PEI/PAA layer assembly high scores that a layer thickness is 1.2 μm
Sub- bonding film, repeats 25 soak cycles, obtains 25 layers that gross thickness is 30.0 μm of PEI/PAA layer assembly high molecular bondings
Film；
The above-mentioned layer assembly high molecular bonding film for preparing is stored in the air that 25 DEG C of humidity is 50%, and half a year is not
Can go bad.
The film surface for having the rectangle glass piece to be bonded of above-mentioned layer assembly high molecular bonding film in growth is added dropwise a drop
Water smears uniform, relative with another rectangle K9 optical glass sheets for not growing the bonding film to put well, applies 1 × 10-5KPa's holds
Continuous active force 1min, is bonded together two parts to be bonded, measures its tensile strength for 5.76 ± 0.97MPa.
If the bond area of the adhesive is 5 × 5mm2Size, glue is torn open in 1min after bonding, need to soak 1h.
Embodiment 2：A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding, described layer assembly
High molecular bonding film is PDDA/PAA, and cationic polymer A is PDDA, the step of anionic polymer B is PAA, preparation and bar
Part is as follows：
(1) preparation of cationic polymer PDDA solution：
At room temperature, it is 2.5 × 10 by 1.0g molecular weight5Cationic polymer PDDA and 100mL deionized water be placed in instead
Answer in device, stir, obtain the cationic polymer PDDA solution that mass-volume concentration is 10.0mg/mL；Adjust the solution
PH be 7.0, it is standby；
(2) preparation of anionic polymer PAA solution
It is 1.0 × 10 by 0.2g molecular weight6Anionic polymer PAA and 100mL deionized water be placed in reactor, stir
Mix uniform, obtain mass-volume concentration for 2.0mg/mL anionic polymer PAA solution, it is 2.5 to adjust the pH of the solution, standby
With；
(3) assembling prepares 35 layers of layer assembly high molecular bonding film PDDA/PAA that can be used for one side bonding
1) surface treatment of triangle silicon chip to be bonded
At room temperature, it is 7 triangle silicon chip to be bonded to be put into volume ratio:3 H2SO4And H2O2Heating is boiled in mixed solution
Boiling is emerged to bubble-free, takes out triangle silicon chip to be bonded, standby with being dried up after deionized water rinsing；Triangle silicon chip to be bonded
The purpose for the treatment of is to make its surface hydrophilic, so as to improve the speed of growth of layer assembly high molecular bonding film；
2) 35 layers of PDDA/PAA layer assembly high molecular bonding films are prepared
At room temperature, it is surface-treated triangle silicon chip to be bonded is molten in above-mentioned cationic polymer PDDA successively
Soaked respectively in liquid, deionized water, anionic polymer PAA solution, deionized water 20.0min, 1.0min, 20.0min,
1.0min obtains the layer assembly macromolecule that can be used for one side bonding that a layer thickness is 0.19 μm and glues as a soak cycle
Film is closed, PDDA/PAA is designated as；A soak cycle is often repeated, increases the PDDA/PAA layer assemblies that a layer thickness is 0.19 μm high
Molecular adhesion film, repeats 35 soak cycles, obtains 35 layers that gross thickness is 6.65 μm of PDDA/PAA layer assembly macromolecules
Bonding film；The above-mentioned layer assembly high molecular bonding film for preparing is stored in the air that -190 DEG C of humidity is 50%, half a year
Will not go bad.
The surface for treating bond triangle silicon chip for having above-mentioned layer assembly high molecular bonding film in preparation is added dropwise one and drips water
Smear uniform, it is relative with another triangle K9 optical glass sheets for not growing the bonding film to put well, apply 1.0 × 10-4KPa's holds
Continuous active force 10.0min, is bonded together two parts to be bonded, measures its tensile strength for 3.26 ± 0.51MPa.
If 5 × the 5mm of bond area of the adhesive2Size, glue is torn open after 30min is bonded, then need to soak 10h；
Embodiment 3：A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding, described layer assembly
High molecular bonding film is PAH/PVA, and cationic polymer A is PAH, the step of anionic polymer B is PVA, preparation and condition
It is as follows：
(1) preparation of cationic polymer PAH solution：
At room temperature, it is 1.7 × 10 by 0.5g molecular weight4Cationic polymer PAH and 100mL deionized water is placed in reactor
In, stir, obtain the cationic polymer PAH solution that mass-volume concentration is 5.0mg/mL；The pH for adjusting the solution is
9.0, it is standby；
(2) preparation of anionic polymer PVA solution
0.05g molecular weight is 2.0 × 103Anionic polymer PVA and 100mL deionized water be placed in reactor, stir
Mix uniform, obtain mass-volume concentration for 0.5mg/mL anionic polymer PVA solutions, it is 9.0 to adjust the pH of the solution, standby
With；
(3) assembling prepares 100 layers of layer assembly high molecular bonding film PAH/PVA that can be used for one side bonding
1) surface treatment of pentagon quartz plate to be bonded
At room temperature, it is 7 pentagon quartz plate to be bonded to be put into volume ratio:3 H2SO4And H2O2Heated in mixed solution
Boil to bubble-free and emerge, take out pentagon quartz plate to be bonded, it is standby with being dried up after deionized water rinsing；Pentagon to be bonded
The purpose of quartz plate treatment is to make its surface hydrophilic, so as to improve the speed of growth of layer assembly high molecular bonding film；
2) 100 layers of PAH/PVA layer assembly high molecular bonding films are prepared
At room temperature, it is surface-treated pentagon quartz plate to be bonded is molten in above-mentioned cationic polymer PAH successively
Soaked respectively in liquid, deionized water, anionic polymer PVA solution, deionized water 30.0min, 0.5min, 30.0min,
0.5min obtains the layer assembly macromolecule that can be used for one side bonding that a layer thickness is 0.03 μm and glues as a soak cycle
Film is closed, PAH/PVA is designated as；A soak cycle is often repeated, increases the PAH/PVA layer assembly high scores that a layer thickness is 0.03 μm
Sub- bonding film, repeats 100 soak cycles, obtains 100 layers of PAH/PVA layer assembly high molecular bondings that gross thickness is 3.0 μm
Film；The above-mentioned layer assembly high molecular bonding film for preparing is stored in 60 DEG C of air humidity under conditions of 10%, half a year is not
Can go bad.
One is added dropwise on the surface for preparing the pentagon quartz plate to be bonded for having above-mentioned layer assembly high molecular bonding film drip water
Smear uniform, it is relative with another pentagon flint glass piece for not growing the bonding film to put well, apply 5.0 × 10-3KPa's continues
Active force 15.0min, is bonded together two parts to be bonded, measures its tensile strength for 4.21 ± 0.98MPa.
If the bond area of the viscous part is 8 × 8mm2Size, glue is torn open in 1min after bonding, need to soak 24h.
Embodiment 4：A kind of preparation method of the layer assembly high molecular bonding film that can be used for one side bonding, described layer assembly
High molecular bonding film is PDDA/PSS, and cationic polymer A is PDDA, the step of anionic polymer B is PSS, preparation and bar
Part is as follows：
(1) preparation of cationic polymer PDDA solution：
At room temperature, it is 7.5 × 10 by 0.05g molecular weight4Cationic polymer PDDA and 100mL deionized water is placed in reaction
In device, stir, obtain the cationic polymer PDDA solution that mass-volume concentration is 0.5mg/mL；Adjust the pH of the solution
It is 6.5, it is standby；
(2) preparation of anionic polymer PSS solution
It is 5.0 × 10 by 0.5g molecular weight3Anionic polymer PSS and 100mL deionized water be placed in reactor, stir
Mix uniform, obtain mass-volume concentration for 5mg/mL anionic polymer PSS solution, it is 3.5 to adjust the pH of the solution, standby；
(3) assembling prepares 10 layers of layer assembly high molecular bonding film PDDA/PSS that can be used for one side bonding
1) surface treatment of circular glass piece to be bonded
At room temperature, it is 7 circular glass piece to be bonded to be put into volume ratio:3 H2SO4And H2O2Heating is boiled in mixed solution
Boiling is emerged to bubble-free, takes out circular glass piece to be bonded, standby with being dried up after deionized water rinsing；Circular glass piece to be bonded
The purpose for the treatment of is to make its surface hydrophilic, so as to improve the speed of growth of layer assembly high molecular bonding film；
According in step (3) in embodiment 1 2) method, circular glass piece to be bonded surface prepare PDDA/
PSS.Often increase a soak cycle, thickness increases by 3.0 μm.Above-mentioned 10 layers of gross thickness preparing are 30.0 μm of layer assembly
High molecular bonding film, is stored in 30 DEG C of air humidity under conditions of 90%, half a year will not go bad.
One is added dropwise on the surface for preparing the circular glass piece to be bonded for having above-mentioned layer assembly high molecular bonding film drip water
Smear uniform, it is relative with another circular flint glass piece for not growing the layer assembly high molecular bonding film to put well, applying 5.0 ×
10-4The continuous action power 15.0min of kPa, is bonded together two parts to be bonded, measure its tensile strength for 5.07 ±
1.15MPa。
If the bond area of the adhesive is 8 × 8mm2Size, glue is torn open after 30min is bonded, then need to soak 16h.
Claims (9)
1. it is a kind of can be used for one side bonding layer assembly high molecular bonding film preparation method, it is characterised in that step and condition are such as
Under：
(1) preparation of cationic polymer solution A
At room temperature, cationic polymer A and deionized water are placed in reactor, disperse or stir, obtained cation and gather
Compound solution A；The pH of the solution is 6.5~11.5, and mass-volume concentration is 0.5~10.0mg/mL；Described cationic polymerization
Thing A is the water soluble polymer of the primary amine containing nitrogen, secondary amine and tertiary amine on main chain or side chain；
(2) preparation of the solution of anionic polymer B
Anionic polymer B and deionized water are placed in reactor, are disperseed or is stirred, obtain anionic polymer B molten
Liquid；The pH of the solution is 2.5~9.0, and mass-volume concentration is 0.5~10.0mg/mL；Based on described anionic polymer B
Water soluble polymer containing oxygen element on chain or side chain；
(3) assembling prepares layer assembly high molecular bonding film A/B
1) surface treatment of part to be bonded
It is with absolute ethyl alcohol that its surface wipes are clean if part to be bonded is not suitable for being soaked for a long time in water, it is standby；
If part to be bonded can for a long time soak in water, and strong oxidizer or acid-sensitive not carried out then as follows to it
Treatment：At room temperature, it is 7 part to be bonded to be put into volume ratio:3 H2SO4And H2O2Heating is boiled to without gas in mixed solution
Bubble is emerged, and takes out the part to be bonded, standby with being dried up after deionized water rinsing；
2) layer assembly high molecular bonding film is prepared
At room temperature, by surface-treated part to be bonded successively in above-mentioned cationic polymer solution A, deionized water, the moon
0.5~30.0min is soaked in ionomer B solution, deionized water respectively as a soak cycle, obtaining a layer thickness is
0.01~3.0 μm of layer assembly high molecular bonding film, is designated as A/B；A soak cycle is often repeated, increasing a layer thickness is
0.01~3.0 μm of A/B layer assembly high molecular bonding films, repeat n soak cycle, obtain n-layer A/B layer assembly macromolecules
Bonding film, the n is natural number.
2. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that described cationic polymer A is PEI, PDDA or PAH.
3. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that the molecular weight ranges of described cationic polymer A are 1.7 × 104~7.5 × 105。
4. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim, its feature exists
In the mass-volume concentration of described cationic polymer solution A is 0.5~10.0mg/mL.
5. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that described anionic polymer B is PAA, PSS or PVA.
6. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that the scope of described anionic polymer B molecular weight is 2.0 × 103~1.0 × 106。
7. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that the mass-volume concentration of described anionic polymer B solution is 0.5~10.0mg/mL.
8. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that described layer assembly high molecular bonding film is PEI/PAA, cationic polymer A is PEI, and anionic polymer B is
PAA；
(1) preparation of cationic polymer PEI solution：
At room temperature, it is 7.5 × 10 by 0.1g molecular weight5Cationic polymer PEI and 100mL deionized water be placed in reactor,
Stir, obtain the cationic polymer PEI solution that mass-volume concentration is 1.0mg/mL；The pH for adjusting the solution is
11.5, it is standby；
(2) preparation of anionic polymer PAA solution
0.1g molecular weight is 1.0 × 105Anionic polymer PAA and 100mL deionized water be placed in reactor, stir,
Mass-volume concentration is obtained for 1.0mg/mL anionic polymer PAA solution, it is 4.0 to adjust the pH of the solution, standby；
(3) assembling prepares 25 floor height molecular adhesion film PEI/PAA
1) surface treatment of part to be bonded
At room temperature, it is 7 oblong-shaped sheet glass to be bonded to be put into volume ratio:3 H2SO4And H2O2Heating is boiled in mixed solution
Boiling to bubble-free is emerged, and takes out sheet glass, standby with being dried up after deionized water rinsing；
2) 25 layers of PEI/PAA layer assembly high molecular bonding films are prepared
At room temperature, it is surface-treated oblong-shaped sheet glass to be bonded is molten in above-mentioned cationic polymer PEI successively
Soaked respectively in liquid, deionized water, anionic polymer PAA solution, deionized water 15.0min, 0.5min, 15.0min,
0.5min obtains the layer assembly high molecular bonding film that a layer thickness is 1.2 μm as a soak cycle, is designated as PEI/PAA；
A soak cycle is often repeated, increases the PEI/PAA layer assembly high molecular bonding films that a layer thickness is 1.2 μm, repeat 25
Soak cycle, obtains 25 layers that gross thickness is 30 μm of PEI/PAA layer assembly high molecular bonding films.
9. a kind of preparation method of layer assembly high molecular bonding film that can be used for one side bonding as claimed in claim 1, its feature
It is that described layer assembly high molecular bonding film is PDDA/PSS, cationic polymer A is PDDA, and anionic polymer B is
The step of PSS, preparation and condition are as follows：
(1) preparation of cationic polymer PDDA solution：
At room temperature, it is 7.5 × 10 by 0.05g molecular weight5Cationic polymer PDDA and 100mL deionized water be placed in reactor
In, stir, obtain the cationic polymer PDDA solution that mass-volume concentration is 0.5mg/mL；The pH for adjusting the solution is
6.5, it is standby；
(2) preparation of anionic polymer PSS solution
It is 5.0 × 10 by 0.5g molecular weight3Anionic polymer PSS and 100mL deionized water be placed in reactor, stirring is equal
It is even, mass-volume concentration is obtained for 5.0mg/mL anionic polymer PSS solution, it is 3.5 to adjust the pH of the solution, standby；
(3) assembling prepares 10 floor height molecular adhesion film PDDA/PSS
1) surface treatment of part to be bonded
At room temperature, it is 7 circular glass piece to be bonded to be put into volume ratio:3 H2SO4And H2O2Heating is boiled to nothing in mixed solution
Bubble is emerged, and takes out circular glass piece to be bonded, standby with being dried up after deionized water rinsing；Circular glass piece treatment to be bonded
Purpose is to make its surface hydrophilic, so as to improve the speed of growth of layer assembly high molecular bonding film；
2) 10 layers of PDDA/PSS layer assembly high molecular bonding films are prepared
At room temperature, by surface-treated circular glass piece successively above-mentioned cationic polymer PDDA solution, deionized water,
10.0min, 1.0min, 10.0min, 1.0min are soaked in anionic polymer PSS solution, deionized water respectively as a leaching
Dwell cycle, obtains the layer assembly high molecular bonding film that a layer thickness is 3.0 μm, is designated as PDDA/PSS；Often repeat an immersion
In the cycle, increase the PDDA/PSS layer assembly high molecular bonding films that a layer thickness is 3.0 μm, repeat 10 soak cycles, obtain
Gross thickness is 30 μm of 10 layers of PDDA/PSS layer assembly high molecular bonding films.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195888A (en) * | 2017-12-27 | 2018-06-22 | 长春理工大学 | Impedance type dew cell using the compound wet sensory material of cross-linked polymer and preparation method thereof |
| CN108504302A (en) * | 2018-04-08 | 2018-09-07 | 长春理工大学 | A kind of high molecular bonding film with water-proof function |
| CN109609042A (en) * | 2018-10-22 | 2019-04-12 | 长春理工大学 | A kind of preparation method of antifreeze and waterproof high molecular bonding film |
| CN111411384A (en) * | 2019-01-07 | 2020-07-14 | 长春理工大学 | Method for preparing transparent self-supporting film |
| CN111411385A (en) * | 2019-01-07 | 2020-07-14 | 长春理工大学 | Preparation method of self-supporting latex film |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195888A (en) * | 2017-12-27 | 2018-06-22 | 长春理工大学 | Impedance type dew cell using the compound wet sensory material of cross-linked polymer and preparation method thereof |
| CN108504302A (en) * | 2018-04-08 | 2018-09-07 | 长春理工大学 | A kind of high molecular bonding film with water-proof function |
| CN109609042A (en) * | 2018-10-22 | 2019-04-12 | 长春理工大学 | A kind of preparation method of antifreeze and waterproof high molecular bonding film |
| CN109609042B (en) * | 2018-10-22 | 2021-06-29 | 长春理工大学 | Method for preparing anti-freezing and waterproof polymer adhesive film |
| CN111411384A (en) * | 2019-01-07 | 2020-07-14 | 长春理工大学 | Method for preparing transparent self-supporting film |
| CN111411385A (en) * | 2019-01-07 | 2020-07-14 | 长春理工大学 | Preparation method of self-supporting latex film |
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