CN106811143A - Structure gummed paper - Google Patents
Structure gummed paper Download PDFInfo
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- CN106811143A CN106811143A CN201510860913.5A CN201510860913A CN106811143A CN 106811143 A CN106811143 A CN 106811143A CN 201510860913 A CN201510860913 A CN 201510860913A CN 106811143 A CN106811143 A CN 106811143A
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- Prior art keywords
- base material
- gummed paper
- structure gummed
- adhesive layer
- bonding object
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Classifications
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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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/21—Paper; Textile fabrics
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention provides a kind of structure gummed paper, and it is used to be pasted onto by bonding object.The structure gummed paper be 20dyn/cm~28dyn/cm by a dyne value for the opposite outer surface of bonding object.The structure glue paper includes：Adhesive layer, for being pasted onto by bonding object；And base material, one surface mount of base material is on adhesive layer, another surface of base material in itself as the structure gummed paper with by the opposite outer surface of bonding object, or base material another surface by surface treatment and this by the surface after surface treatment as the structure gummed paper with by the opposite outer surface of bonding object.Structure gummed paper of the invention can eliminate the projection of the active material layer of structure glue paper edge.Structure gummed paper of the invention can lift the utilization rate of active material, it is to avoid the waste of active material, while lifting the energy density of battery, fast charging and discharging and heat dispersion.
Description
Technical field
The present invention relates to gummed paper field, more particularly to a kind of structure gummed paper.
Background technology
Currently, before the pole coating of lithium ion battery, it is necessary to reserve the position of lug on a current collector,
Ensure that the welding position of lug is the Kong Bo areas of the uncoated active material layer of collector.In prior art
In, increasing conventional structure gummed paper in lug position before coating, its sticking veneer corresponds to Kong Bo areas, coating behaviour
It is the reserved out position of lug by removing gummed paper after the completion of work again.In painting process, active material layer covers
In Gai Kongbo areas and gummed paper, two warm areas are set in drying tunnel in baking operation afterwards, wherein previous
Individual warm area dries warm area for active material layer, and latter warm area is heated stripping warm area for gummed paper, by activity
Material layer is dried, gummed paper heated curling is peeled off, and reaches the purpose that Kong Bo areas are reserved in active material layer.
However, there is problems with using conventional structure gummed paper：Reference picture 13, due to active material layer 3 '
Coating belong to quantitative coating, structure gummed paper 1 can occupy the space of amount of activated material layer 3, cause
Active material layer 3 ' in the edge of structure gummed paper 1 ' forms a projection, poor with certain altitude.When
After the heated curling of structure gummed paper 1 is peeled off, the projection for peeling off edge cannot be eliminated, in follow-up roll process
When, the collector 2 ' of high spot can be caused foil to become fragile by too high shearing force, or even fracture occurs,
Causing operation cannot be normally carried out.Additionally, the active material layer of the edge that conventional structure gummed paper 1 ' is peeled off
3 ' thickness is bigger than the thickness of the active material layer 3 ' of normal region, causes to be easier during follow-up roll process
There is broken belt.
The content of the invention
In view of problem present in background technology, it is an object of the invention to provide a kind of structure gummed paper, institute
Stating structure gummed paper can eliminate the projection of active material layer of structure glue paper edge.
Another object of the present invention is to provide a kind of structure gummed paper, its utilization that can lift active material
Rate, it is to avoid the waste of active material, while lifting the energy density of battery, fast charging and discharging and thermal diffusivity
Energy.
In order to achieve the above object, in one aspect of the invention, the invention provides a kind of structure gummed paper,
It is used to be pasted onto by bonding object.The structure gummed paper with by the opposite outer surface of bonding object
Dyne value be 20dyn/cm~28dyn/cm.The structure glue paper includes：Adhesive layer, for being pasted onto
By on bonding object；And base material, a surface mount of base material on adhesive layer, base material it is another
In itself as the structure gummed paper with by the opposite outer surface of bonding object, or base material is another on individual surface
Individual surface by surface treatment and this by the surface after surface treatment as the structure gummed paper and quilt
Bond the opposite outer surface of object.
Relative to prior art, beneficial effects of the present invention are：
, therefore the table relatively low with by dyne value of the opposite outer surface of bonding object of structure gummed paper of the invention
Face can be relatively low, can eliminate the projection of the active material layer of structure glue paper edge, solves active material layer
The edge protuberance problem of lug position.
Structure gummed paper of the invention can lift the utilization rate of active material, it is to avoid the waste of active material, together
The energy density of Shi Tisheng batteries, fast charging and discharging and heat dispersion.
Structure gummed paper of the invention can meet the mass production demand of battery, lift the production capacity of battery and excellent
Product rate.
Brief description of the drawings
Fig. 1 is the stereogram by bonding object collector that structure gummed paper according to the present invention is applied；
Fig. 2 is that structure gummed paper according to the present invention is pasted on by the stereogram of bonding object collector；
Fig. 3 is the stereogram that active material layer is coated with according to structure gummed paper of the invention；
Fig. 4 is the stereogram after being peeled off according to structure gummed paper of the invention；
Fig. 5 is that structure gummed paper according to the present invention is pasted on by another embodiment of bonding object collector
Stereogram；
Fig. 6 is that structure gummed paper according to the present invention is pasted on by the another embodiment of bonding object collector
Stereogram；
Fig. 7 is the stereogram of an embodiment of the base material according to structure gummed paper of the invention；
Fig. 8 is the stereogram of another embodiment of the base material according to structure gummed paper of the invention；
Fig. 9 is the stereogram of the another embodiment of the base material according to structure gummed paper of the invention；
Figure 10 is the stereogram of the another embodiment of the base material according to structure gummed paper of the invention；
The sectional view that Figure 11 makes for A-A along the structure gummed paper of Fig. 3；
Figure 12 is the enlarged drawing of the encircled portion of Figure 11；
Figure 13 is applied to the sectional view of collector for the structure gummed paper of the coating active material layer of prior art.
Wherein, description of reference numerals is as follows：
1,1 ' structure gummed paper
11 adhesive layers
12 base materials
121 sublayers
122 sublayers
2,2 ' by bonding object
21 reserved areas
3,3 ' active material layers
S、Si、St、Si1、Si2、St1、St2Surface
W widths
L length directions
T thickness directions
Specific embodiment
The following detailed description of structure gummed paper of the invention.
Referring to figs. 1 to Fig. 4, structure gummed paper 1 of the invention is used to be pasted onto by bonding object 2.Knot
Structure gummed paper 1 be 20dyn/cm~28dyn/cm by a dyne value of the opposite outer surface S of bonding object 2.
Referring to Fig. 5 to Fig. 6, structure gummed paper 1 includes：Adhesive layer 11, for being pasted onto by bonding object 2
On；And base material 12.One surface mount of base material 12 on adhesive layer 11, base material 12 it is another
One surface S in itselfi(i.e. base material 12 is opposite with the one surface for being pasted on adhesive layer 11
Surface) as structure gummed paper 1 with by the opposite outer surface S of bonding object 2, or base material 12 another
Individual surface (i.e. the surface opposite with the one surface for being pasted on adhesive layer 11 of base material 12) warp
Cross surface treatment and this by the surface S after surface treatmenttAs structure gummed paper 1 with by bonding object 2
Opposite outer surface S.Wherein, Fig. 5 shows another surface of base material 12 S in itselfi, Fig. 6 shows base
Material 12 by the surface S after surface treatmentt.Surface SiAnd surface StCan be used as structure gummed paper 1
With by the opposite outer surface S of bonding object 2.Structure gummed paper 1 with by opposite outer of bonding object 2
Dyne value of surface S can be tested by dyne pen and obtained.
Can be collector by bonding object 2 referring to figs. 1 to Fig. 4 in structure gummed paper 1 of the invention.
On a current collector before the slurry of coating active material layer 3, structure gummed paper 1 is pasted on the shape of collector
Into at the reserved area 21 of lug, slurry is dried after coating sizing-agent on a current collector.Dry
After the completion of dry, lift-off structure gummed paper 1 forms the reserved area 21 of lug.
In structure gummed paper 1 of the invention, reference picture 11 to Figure 12, when the slurry of active material layer 3
When being coated on the outer surface by bonding object 2 and structure gummed paper 1, due to structure gummed paper 1 with bonded
Dyne value of the opposite outer surface S of object 2 is low, and the slurry positioned at the edge of structure gummed paper 1 is subject to structure
The binding force of gummed paper 1 is small, therefore under the surface tension effects of slurry, positioned at the edge of structure gummed paper 1
Slurry (be W in the width direction in Fig. 7 to quilt to neighbouring slowly contraction by the side of bonding object 2
Object 2 is bonded to shrink), meanwhile, the drying process of slurry is also carried out synchronously, when the solvent in slurry
When residual volume reaches certain value, slurry is no longer migrated, now, the raised process of the edge of structure gummed paper 1
The migration of slurry has been eliminated, and slurry forms active material layer 3 after the drying, and active material layer 3 will not
Occur raised.After the heated curling of structure gummed paper 1 is peeled off, it is not in projection to peel off edge, is solved
The edge protuberance problem of the lug position of active material layer 3, it is to avoid broken belt occur in follow-up roll process
Phenomenon；The utilization rate of active material is lifted simultaneously, it is to avoid the waste of active material, and then lift battery
Energy density, fast charging and discharging and heat dispersion.
When active material slurry is used for lithium ion battery, generally, the active material slurry of lithium ion battery
Viscosity be 1000mpa.s~30000mpa.s.Active material slurry (such as 30000mpa.s viscous for height>
Viscosity>8000mpa.s), when a dyne value of the outer surface S of structure gummed paper 1 exceedes the upper limit, due to height
The poor fluidity of viscous active material slurry, (time control) cannot be completely eliminated structure glue under specified conditions
The edge protuberance of paper 1；When structure gummed paper 1 outer surface S dyne value less than lower limit when, slurry with knot
The interaction force of the outer surface S of structure gummed paper 1 is too low, easily causes the outer surface S's of structure gummed paper 1
Slurry is all migrated, and instead results in edge protuberance aggravation.Preferably, the outer surface S of structure gummed paper 1
Dyne value scope meets 20dyn/cm~24dyn/cm.For low viscous active material slurry (such as 8000mpa.s>
Viscosity>1000mpa.s), when dyne value is less than lower limit, due to the mobility of low viscous active material slurry
Get well, under given conditions, easily cause slurry migration excessively, cause edge protuberance to be aggravated, or even ought reach
When exceeding the upper limit because of value, edge protuberance cannot be also completely eliminated.Preferably, the outer surface of structure gummed paper 1
A dyne value scope of S meets 24dyn/cm~28dyn/cm.
The structure gummed paper 1 of the first type of the invention is illustrated below.Reference picture 5, structure gummed paper 1
May include adhesive layer 11 and base material 12.Adhesive layer 11 is used to be pasted onto by bonding object 2.
One surface mount of base material 12 on adhesive layer 11, another surface of base material 12 S in itselfiMake
For structure gummed paper 1 with by the opposite outer surface S of bonding object 2, and base material 12 another surface sheet
Body SiDyne value be 20dyn/cm~28dyn/cm.In the structure gummed paper of the first type, directly make
With the base material 12 with low-surface-energy, with the outer surface S of control structure gummed paper 1, (i.e. base material 12 is another
Individual surface S in itselfi) a dyne value be 20dyn/cm~28dyn/cm, eliminate edge protuberance so as to reach
Purpose.In an embodiment of the structure gummed paper of the first type, referring to Fig. 7, base material 12 can have single
Rotating fields, the surface S of the base material 12 of single layer structurei1As above-mentioned base material 12 another surface in itself
Si, now base material 12 can be poly- fluoroolefins.
In another embodiment of the structure gummed paper of the first type, reference picture 8, base material 12 can have N
Individual sublayer, N is more than or equal to 2.The sublayer 121 of the (not shown) of close adhesive layer 11 of base material 12
A surface mount on adhesive layer 11, base material 12 away from adhesive layer 11 and in base material
The outer surface S of 12 outermost sublayer 122i2As another surface S of base material 12i, and base material
12 away from adhesive layer 11 and the material of the outermost sublayer 122 in base material 12 can be poly- fluorine alkene
Hydrocarbon.Base material 12 can have multilayer structure, as long as ensure base material 12 away from adhesive layer 11 and place
It is poly- fluoroolefins in the material of the outermost sublayer 122 of base material 12, the material of remaining sublayer is not
It is restricted.Reference picture 8, base material 12 has double-layer structure, as long as the material of sublayer 122 is poly- fluoroolefins
, and the material of sublayer 121 is unrestricted.Preferably, the material of sublayer 121 can be for poly- to benzene two
Formic acid glycol ester (PET), polyimides (PI) or polyamidoimide (PAI).
Dyne value on poly- fluoroolefins surface can be 20dyn/cm~28dyn/cm.Preferably, poly- fluoroolefins tool
There is symmetrical structure.The poly- fluoroolefins can be polytetrafluoroethylene (PTFE) or Kynoar.Polytetrafluoroethylene (PTFE) is poly-
Carbon-fluorine bond in vinylidene be it is symmetrical, therefore polar bond effect can cancel each other out.Simultaneously because fluorine
The electronegativity of atom is strong, and capture electronic capability is strong, therefore, because caused by electronics instant movement in positive electricity
The heart is not overlap with negative electricity center, causes dispersion force small, so that surface tension is small, surface can be low.When making
When being contacted with active material slurry with the outer surface of the base material 12 of poly- fluoroolefins, the outer surface of base material 12 with
Active force between the atom or molecule of active material slurry is small, and coefficient of friction is low, it is easy to reach elimination
The purpose of edge protuberance.
In the structure gummed paper of the first type, the material of adhesive layer 11 can be acrylic resin
Or polyurethane.
In the structure gummed paper of the first type, foaming agent can be contained in adhesive layer 11.Work as structure glue
When paper 1 is heated, foaming agent foam with cause structure glue paper 1 from width W to both side edges to
Center section crimps, and efficiently controls the curl direction of structure gummed paper 1；And the pars intermedia of structure gummed paper 1
Point keep not peeled off with by bonding object 2 is be bonded, can guarantee that effective bond area, prevent structure gummed paper
1 comes off in thermal histories from by bonding object 2.The foaming agent can be azodicarbonamide (AC)
Foaming agent or double this sulfohydrazide (OBSH) foaming agents of 4,4- oxos.The particle diameter of the foaming agent can
Less than 30 μm.When foaming agent is contained in adhesive layer 11, it is desirable to which the thickness of adhesive layer 11 can be big
In the foaming agent particle diameter and less than 70 μm.The thickness of base material 12 is unrestricted, preferably can be small
In 30 μm.
In the structure gummed paper of the first type, base material 12 can be rectangle, facilitate the welding of follow-up lug.
Next the structure gummed paper 1 of second type of the invention is illustrated.Reference picture 6, structure glue
Paper 1 may include adhesive layer 11 and base material 12.Adhesive layer 11 is used to be pasted onto by bonding object 2
On.One surface mount of base material 12 on adhesive layer 11, pass through by another surface of base material 12
It is surface-treated and this is by the surface S after surface treatmenttAs structure gummed paper 1 with by the phase of bonding object 2
Anti- outer surface S, base material 12 by the surface S after surface treatmenttA dyne value be
20dyn/cm~28dyn/cm.
In second structure gummed paper of type, to the surface treatment region on another surface of base material 12
At least whole peripheral part on another surface of base material 12, to reduce the peripheral part of base material 12
Surface can, reach the follow-up purpose for eliminating edge protuberance.Preferably, to another table of base material 12
The surface treatment region in face is the Zone Full on another surface of base material 12.
In second structure gummed paper of type, can be coated by another surface described in base material 12
Organic silicone oil obtain base material 12 by the surface S after surface treatmentt.Due to the strand of organic silicone oil
Section is submissive, and intermolecular force is small, and silicon oxygen bond is easy to rotate.Oxygen on molecule segment skeleton is former
Son is combined by the outer surface of molecular separating force and structure gummed paper, so with the organosilicon of low surface energy
Just there is the regular arrangement of orientation, this organic silicone oil in the outer surface of structure gummed paper in the groups such as the methyl in oil
In the group such as methyl there is low electron attractivity, form an interface for low-surface-energy, and can be -40
DEG C~250 DEG C within the temperature range of keep its orientation stabilization, so as to reach stabilization isolation effect.
In second structure gummed paper of type, organic silicone oil may be selected from dimethyl silicone polymer, cyclohexyl methyl
One or more in siloxanes, amino silicone, PSI.The coating of organic silicone oil
Thickness can be 0.2 μm~1 μm.Organic silicone oil is at least coated on the whole of another surface of base material 12
Individual peripheral part, to reduce the surface energy of base material 12, reaches the follow-up purpose for eliminating edge protuberance.
In second structure gummed paper of type, can also enter by another surface described in base material 12
Row fluorination treatment obtain base material 12 by the surface S after surface treatmentt.Surface after fluorination treatment can
The fluorine-based or carbon for being grafted non-polar functional group is fluorine-based, reaches the purpose of drop low-surface-energy.Fluorination treatment
Region is at least the whole peripheral part on another surface of base material 12, to reduce the table of base material 12
Face energy, reaches the follow-up purpose for eliminating edge protuberance.Specifically, using fluorine-containing plasma gas pair
Described another surface of base material carries out fluorination treatment and obtains the surface by after surface treatment.It is described
Fluorine-containing plasma gas can be CF4Plasma gas or CF4With CH4Mixing plasma gas.
In second embodiment of the structure gummed paper of type, referring to Fig. 9, base material 12 can have individual layer
Structure, another surface S of the base material 12 of single layer structuret1Above-mentioned base material 12 is obtained by surface treatment
By the surface S after surface treatmentt.Due to another surface by the base material 12 to single layer structure
St1Coating organic silicone oil or carry out fluorination treatment obtain base material 12 by the surface S after surface treatmentt,
Therefore the material of base material 12 itself is unrestricted.Preferably, base material 12 can be poly terephthalic acid second two
Alcohol ester (PET), polyimides (PI) or polyamidoimide (PAI).Base material 12 can also be heat
Contracting material.
In second another embodiment of the structure gummed paper of type, reference picture 10, base material 12 can also have
There are N Rotating fields, N is more than or equal to 2.The sublayer of the (not shown) of close adhesive layer 11 of base material 12
121 surface mount on adhesive layer 11, base material 12 away from adhesive layer 11 and in base
The outer surface S of the outermost sublayer 122 of material 12t2By surface treatment obtain base material 12 by table
Surface S after the treatment of facet.Due to by base material 12 away from adhesive layer 11 and in base material 12
Outermost sublayer 122 outer surface St2Coat organic silicone oil or carry out fluorination treatment and obtain base material 12
By the surface S after surface treatmentt, therefore base material 12 away from adhesive layer 11 and in base material 12
Outermost sublayer 122 material it is unrestricted.Preferably, base material 12 away from adhesive layer 11
And the material of the outermost sublayer 122 in base material 12 can be polyethylene terephthalate
(PET), polyimides (PI) or polyamidoimide (PAI).Base material 12 away from binding agent
The material of layer 11 and the outermost sublayer 122 in base material 12 can also be heat-shrinkable materials.Its minor
The material of layer 121 is also unrestricted, preferably can be polyethylene terephthalate (PET), polyamides
Imines (PI) or polyamidoimide (PAI).
In the case where base material 12 includes heat-shrinkable materials, when structure gummed paper 1 is heated, hot shortness's material
Material is shunk to cause structure glue paper 1 from width W to being crimped to center section to both side edges, is had
The curl direction of effect ground control structure gummed paper 1；And the center section of structure gummed paper 1 keeps right with by bonding
As 2 bonding do not peel off, can guarantee that effective bond area, prevent structure gummed paper 1 in thermal histories from
Come off on bonding object 2.The heat-shrinkable materials can for polyvinyl chloride (PVC) heat shrinkage film, low point
Son amount polyethylene terephthalate (PET) heat shrinkage film or bidirection stretching polyolefine (POF) pyrocondensation
Film.In the case where base material 12 includes heat-shrinkable materials, the thickness of base material 12 is smaller than 45 μm.It is viscous
The thickness for tying oxidant layer 11 is unrestricted, is preferably smaller than 10 μm.
In second structure gummed paper of type, the material of adhesive layer 11 can be acrylic resin
Or polyurethane.
In second structure gummed paper of type, foaming agent can be contained in adhesive layer 11.The foaming
The particle diameter of agent is smaller than 30 μm.When foaming agent is contained in adhesive layer 11, it is desirable to adhesive layer
11 thickness can be more than the particle diameter of the foaming agent and less than 70 μm.The thickness of base material 12 is unrestricted
System, is preferably smaller than 30 μm.
In second structure gummed paper of type, base material 12 can be rectangle, facilitate the welding of follow-up lug.
Claims (12)
1. a kind of structure gummed paper, for being pasted onto by bonding object, it is characterised in that
The structure gummed paper with by a dyne value for the opposite outer surface of bonding object is
20dyn/cm~28dyn/cm；
The structure glue paper includes：
Adhesive layer, for being pasted onto by bonding object；And
Base material, a surface mount of base material on adhesive layer, another surface conduct of base material in itself
The structure gummed paper with by the opposite outer surface of bonding object, or base material another surface by surface
Treatment and this by the surface after surface treatment as the opposite with by bonding object of the structure gummed paper
Outer surface.
2. structure gummed paper according to claim 1, it is characterised in that the base material has individual layer knot
Structure.
3. structure gummed paper according to claim 1, it is characterised in that base material has N number of sublayer,
N is more than or equal to 2；
One surface mount of the sublayer near adhesive layer of base material on adhesive layer, base material away from
The outer surface of adhesive layer and the outermost sublayer in base material as base material another surface, and institute
State another surface of base material in itself as the structure gummed paper with by the opposite outer surface of bonding object,
Or another surface of base material by surface treatment and this by the surface after surface treatment as the knot
Structure gummed paper with by the opposite outer surface of bonding object.
4. structure gummed paper according to claim 2, it is characterised in that another table of the base material
When face is in itself as the structure gummed paper with by bonding object opposite outer surface, the base material is poly- fluorine
Alkene.
5. structure gummed paper according to claim 3, it is characterised in that another table of the base material
When face is in itself as the structure gummed paper with by bonding object opposite outer surface, the base material away from
The material of adhesive layer and the outermost sublayer in base material is poly- fluoroolefins.
6. structure gummed paper according to claim 2, it is characterised in that by another to base material
Surface coats organic silicone oil or carries out fluorination treatment and obtains the surface by after surface treatment.
7. structure gummed paper according to claim 6, it is characterised in that the base material is for poly- to benzene two
Formic acid glycol ester, polyimides or polyamidoimide, or the base material are heat-shrinkable materials.
8. structure gummed paper according to claim 3, it is characterised in that base material away from adhesive layer
And the outer surface of the outermost sublayer in base material is used as another surface of base material, by base material
Another surface coats organic silicone oil or carries out fluorination treatment and obtains the table by after surface treatment
Face.
9. structure gummed paper according to claim 8, it is characterised in that the base material away from bonding
The material of oxidant layer and the outermost sublayer in base material is polyethylene terephthalate, polyimides
Or polyamidoimide, or the base material away from adhesive layer and outermost sublayer in base material
Material is heat-shrinkable materials.
10. the structure gummed paper according to claim 7 or 9, it is characterised in that the heat-shrinkable materials
It is polyvinyl chloride heat shrinkage film, low-molecular-weight polyethylene terephthalate heat shrinkage film or biaxial tension polyene
Hydrocarbon heat shrinkage film.
11. structure gummed papers according to claim 1, it is characterised in that another table of the base material
The surface treated region in face is at least the whole peripheral part on another surface of the base material.
12. structure gummed papers according to claim 1, it is characterised in that contain in the adhesive layer
Foaming agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860913.5A CN106811143B (en) | 2015-12-01 | 2015-12-01 | Structural adhesive paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860913.5A CN106811143B (en) | 2015-12-01 | 2015-12-01 | Structural adhesive paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106811143A true CN106811143A (en) | 2017-06-09 |
| CN106811143B CN106811143B (en) | 2020-07-10 |
Family
ID=59107353
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|---|---|---|---|
| CN201510860913.5A Active CN106811143B (en) | 2015-12-01 | 2015-12-01 | Structural adhesive paper |
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| Country | Link |
|---|---|
| CN (1) | CN106811143B (en) |
Cited By (1)
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| CN112289980A (en) * | 2020-11-05 | 2021-01-29 | 珠海冠宇电池股份有限公司 | Pole piece and cleaning method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289980A (en) * | 2020-11-05 | 2021-01-29 | 珠海冠宇电池股份有限公司 | Pole piece and cleaning method thereof |
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| CN106811143B (en) | 2020-07-10 |
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