CN109337600A - One side glue and its production method of the glue surface part without glue - Google Patents
One side glue and its production method of the glue surface part without glue Download PDFInfo
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- CN109337600A CN109337600A CN201811366478.0A CN201811366478A CN109337600A CN 109337600 A CN109337600 A CN 109337600A CN 201811366478 A CN201811366478 A CN 201811366478A CN 109337600 A CN109337600 A CN 109337600A
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- glue
- release film
- pellosil
- punched
- knife edge
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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
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
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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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/20—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive itself
- C09J2301/204—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive itself the adhesive coating being discontinuous
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses one side glue and its production method of a kind of glue surface part without glue; production method includes bottom following steps: S1, using pellosil as the first backing; it is covered with the first release film in the glue surface of pellosil, is covered with protective film as the second backing in the non-glue surface of pellosil；S2, the first cutting die are punched towards the first release film；The first release film waste material after S3, venting punching, covers one-faced tapes, one-faced tapes are adhered on the first release film layer and pellosil with its glue surface on the first release film layer；S4, the venting two lines shape knife edge die-cut line between protective film and pellosil, be covered with the second release film；S5, the second cutting die towards one-faced tapes non-glue surface be punched；One-faced tapes waste material after S6, venting punching obtains one side glue of the glue surface part without glue.The production method of one side glue of the glue surface part of the invention without glue, it is few using auxiliary material number by the selection of coating materials, only twice is needed to be punched, entire production procedure process is few, high production efficiency and reduces costs.
Description
Technical field
One side glue and its life without glue the present invention relates to a kind of production method of one side glue more particularly to a kind of glue surface part
Production method.
Background technique
The electronic products such as mobile phone, plate, computer update increasingly quick currently on the market, are these electronic product services
Manufacturer --- the product that is contacted of cross cutting factory is increasingly responsible for, to the manufacturing technique requirent low cost of product, efficient demand day
Become obvious.To meet electronic product performance, product of the double-sided adhesive one side part without glue is also increasing.
Current cross cutting factory is directed to double-sided adhesive, one side glue, and (surface with glue) requires the processing of product of the part without glue general on one side
It requires to carry out 3 cutting die punchings, the release film auxiliary material used therebetween at least 5 times, materials are more, process is more, so that whole raw
It is lower to produce efficiency.
Summary of the invention
The technical problem to be solved in the present invention is that providing, a kind of process is few, and the glue surface part of high production efficiency is without glue
The production method of one side glue and its one side glue obtained.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of one side glue of glue surface part without glue
Production method, comprising the following steps:
S1, using pellosil as the first backing, the first release film is covered in the glue surface of the pellosil, in the silica gel
The non-glue surface of film is covered with protective film as the second backing；
S2, the first cutting die are punched towards first release film；
The first annular knife edge is located at multiple first annular knifes edge being intervally arranged, two on first cutting die
The linear knife edge of two opposite outer；The first annular knife edge is punched first release film, rushes on first release film
Cut out the first release film layer；The linear knife edge is cut off on first release film and pellosil to the protective film；
The first release film waste material after S3, venting punching, covers one-faced tapes, the single side on first release film layer
Adhesive tape is adhered on first release film layer and pellosil with its glue surface；
S4, the venting two lines shape knife edge die-cut line between protection membrane part and silica gel membrane part, it is release to be covered with second
Film；
S5, the second cutting die towards the one-faced tapes non-glue surface be punched；
There is the annular knife edge of the multiple and first annular knife edge one-to-one second, second ring on second cutting die
The shape knife edge is punched the one-faced tapes, and the one side glue that peripheral dimension is greater than the first release film layer is punched on the one-faced tapes
Layer, first release film layer are adhered in the glue surface of the single side glue-line；
One-faced tapes waste material after S6, venting punching obtains one side glue of the glue surface part without glue.
Preferably, it is set on first cutting die there are two the positioning knife edge of annular, it is separate to be located at the linear knife edge
The side of the annular knife edge；
In step S2, the positioning knife edge punching is across first release film, pellosil and protective film, described first
Location hole is punched on release film, pellosil and protective film.
Preferably, in step S3, the edge of one-faced tapes opposite end is rushed on corresponding first release film respectively
The spacing between location hole cut out is 2-5mm.
Preferably, the spacing distance between the linear knife edge and the positioning knife edge of one side is 6-10mm.
Preferably, second cutting die is equipped with two positioning columns corresponding with two positioning knifes edge respectively, described in two
Positioning column is located at the two opposite outer of the described second annular knife edge；
In step S5, second cutting die be punched when, the positioning column pierce into respectively first release film, pellosil and
It is punched into location hole and is positioned on protective film.
Preferably, in step S1, the protective film is acrylic glue film.
Preferably, second release film is fluorine element release film.
Preferably, in step S1, the pellosil is released from coiled strip and is transmitted, the facial tissue in the pellosil glue surface
It is recycled by the first spool；When the pellosil marches to the first station, the coiled strip of two sides is released respectively above and below pellosil
First release film and protective film are overlayed on the two sides of the pellosil by the first release film and protective film respectively, are formed multiple
Close film；
In step S2, when the composite membrane marches to second station, the first cutting die in the second station is to described multiple
Film is closed to be punched out；
In step S3, during the composite membrane marches to 3rd station after punching, the second spool will be described multiple
The first release film waste material after being punched on film is closed to be recycled；In 3rd station, coiled strip, which releases one-faced tapes, makes it overlay on first
On release film layer and pellosil；
In step S4, the third spool below composite membrane is to the protective film portion between the die-cut line of the two lines shape knife edge
Divide and silica gel membrane part is recycled；The 4th station is marched to after recycling, releases the second release film in the coiled strip of the 4th station, it will
It overlays on the second release film layer backwards to the side of one-faced tapes and continues on；
In step S5, the 5th station is marched to, the non-glue surface of the second cutting die towards the one-faced tapes is punched；
In step S6, by the one-faced tapes waste material after the recycling punching of Volume Four axis, single side of the glue surface part without glue is obtained
Glue.
The present invention also provides a kind of one side glue of glue surface part without glue, are made using above-mentioned production method.
Preferably, one side glue of the glue surface part without glue includes single side glue-line, is successively covered in the single side glue-line
The first release film layer and the second release film layer in glue surface；
The peripheral dimension of first release film layer is less than the peripheral dimension of the single side glue-line, so that described first is release
The annular Jiao Qu for exposing the part glue surface of single side glue-line is formed between the outer rim of film layer and the outer rim of the single side glue-line；It is described
Second release film layer covers the annular Jiao Qu on first release film layer.
Beneficial effects of the present invention: it is few using auxiliary material number by the selection of coating materials, only twice is needed to be punched, entire production stream
Journey process is few, high production efficiency and reduces costs.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the flow chart of the production method of the one side glue of the glue surface part without glue of one embodiment of the invention；
Fig. 2 is that the structure of the first cutting die in the production method of the one side glue of the glue surface part without glue of one embodiment of the invention is shown
It is intended to；
Fig. 3 is that the structure of the second cutting die in the production method of the one side glue of the glue surface part without glue of one embodiment of the invention is shown
It is intended to；
Fig. 4 is the structural schematic diagram of an embodiment of one side glue made from production method of the invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
Refering to fig. 1, the production method of the one side glue of the glue surface part without glue of one embodiment of the invention, it may include following step
It is rapid:
S1, the first backing is used as using pellosil 10, the first release film 20 is covered in the glue surface of pellosil 10, in pellosil
10 non-glue surface is covered with protective film 30 and is used as the second backing.
Wherein, pellosil 10 is made of silica gel based material, and protective film 30 is corresponding to select Asia made of acrylic glue based material
Gram force glue film, separable characteristic after being bonded using the two simplify subsequent technique.
S2, the first cutting die 40 are punched towards the first release film 20.
Wherein, as shown in Fig. 2, having multiple 41, two difference of the first annular knife edge being intervally arranged on the first cutting die 40
Positioned at the linear knife edge 42 of first annular 41 two opposite outer of the knife edge.Multiple first annular knifes edge 41 can according to need at two
It forms a line between the linear knife edge 42 or multiple row, the shape of the first annular knife edge 41 can be round, polygon etc..
When first cutting die 40 is punched out, the first annular knife edge 41 is punched the first release film 20 and terminates on pellosil 10,
The first release film layer is punched on the first release film 20；The shape one of the shape of first release film layer and the first annular knife edge 41
It causes.The linear knife edge 42 is cut off on the first release film 20 and pellosil 10 to protective film 30, is not punched protective film 30.Two lines shape knife
Cutting edge of a knife or a sword 42 is respectively formed die-cut line on the first release film 20 and pellosil 10 after being punched.
The linear knife edge 42 includes the straight line knife edge and the oblique line knife edge for being connected to the straight line knife edge opposite end, the straight line knife edge
The width direction of parallel first cutting die 40, the oblique line knife edge tilt on the straight line knife edge to the direction far from the first annular knife edge 41.
The length of the oblique line knife edge is less than the length of the straight line knife edge.
In addition, being set on the first cutting die 40 there are two the positioning knife edge 43 of annular, the linear knife edge 42 is located at far from annular
The side of the knife edge 41 is located at opposite two ends on the first cutting die 40.Each linear knife edge 42 is far from the first annular knife edge 41
Side have a positioning knife edge 43, there are enough intervals, examples between the linear knife edge 42 and the positioning knife edge 43 of one side
If the spacing distance of the two is 6-10mm.
When first cutting die 40 is punched out, the positioning punching of the knife edge 43 is across the first release film 20, pellosil 10 and protective film
30, location hole is punched on the first release film 20, pellosil 10 and protective film 30.
For fool proof, two positioning knifes edge 43 different can be arranged in shape or size.
The first release film waste material after S3, venting punching, covers one-faced tapes 50, one-faced tapes 50 on the first release film layer
After the glue surface for being adhered on the first release film layer and pellosil 10 with its glue surface, while also utilizing one-faced tapes 50 is punched
Pellosil 10, makes it not scatter.
Along the length direction of the first release film 20, the edge of 50 opposite end of one-faced tapes respectively with corresponding first from
The spacing between location hole being punched on type film 20 is 2-5mm, and 50 end of one-faced tapes is to fixed when subsequent punching being avoided to position
The influence of position.
S4, the venting two lines shape knife edge 42 die-cut line between 10 part of 30 part of protective film and pellosil, be covered with
Two release films 60.
Wherein, since 10 part of pellosil on the outside of the die-cut line of the two lines shape knife edge 42 is by the cementation of one-faced tapes 50,
It will not scatter.After 10 part venting of 30 part of protective film and pellosil, expose one-faced tapes 50 glue surface on cover first from
Type film layer, the second release film 60 overlay on the first release film layer backwards to the side of one-faced tapes 50 and also cover the first release film layer
50 part of one-faced tapes in outside.
Corresponding silica gel film 10, the second release film 60 are preferably fluorine element release film.
S5, the second cutting die 70 towards one-faced tapes 50 non-glue surface be punched.
Wherein, as shown in figure 3, having on the second cutting die 70 multiple annular with the first annular knife edge 41 one-to-one second
The knife edge 51.Second annular 51 shape of the knife edge can be consistent with the shape of the first annular knife edge 41, and in periphery greater in size than the
The peripheral dimension of the one annular knife edge 41.For example, the knife edge 51 annular for circular second, has a diameter larger than the first annular knife edge 41
Diameter；For the second annular knife edge 51 of rectangle, length and width is greater than the length and width of the first annular knife edge 41.
Second cutting die 70 is punched one-faced tapes 50 with its second annular knife edge 51, is punched into one side glue on one-faced tapes 51
Layer, since the second annular 51 peripheral dimension of the knife edge is greater than the first annular knife edge 41, the peripheral dimension for the single side glue-line being punched into
The first release film layer being punched into also greater than the first annular knife edge 41.
After punching, the first release film layer is adhered in the glue surface of single side glue-line, and the two is also successively covered in the second release film
On 60.
Further, the second cutting die 50 is equipped with two positioning columns 52 corresponding with two positioning knifes edge 43 respectively, and two
Positioning column 52 is located at the two opposite outer of the second annular knife edge 51.When second cutting die 50 is punched, two positioning columns 52 are distinguished
It pierces on the first release film 20, pellosil 10 and protective film 30 to be punched into location hole and be positioned, avoid blanking process
Displacement, guarantees the accurate of cutting position.
One-faced tapes waste material after S6, venting punching obtains one side glue of the glue surface part without glue.Glue surface part in one side glue
The part of no glue is the part in the one-faced tapes glue surface that the first release film layer is covered.
Specifically, as follows as shown in Figure 1, production method of the invention is described in detail in conjunction with production equipment:
In step S1, pellosil 10 is released from coiled strip and is transmitted, and the facial tissue 11 in 10 glue surface of pellosil passes through first
Spool 81 recycles.When pellosil 10 marches to the first station, the coiled strip positioned at about 10 two sides of pellosil release respectively first from
First release film 20 and protective film 30 are overlayed on the two sides of pellosil 10 by type film 20 and protective film 30 respectively, form composite membrane.
In step S2, when composite membrane marches to second station, the first cutting die 40 in second station rushes composite membrane
It cuts.
In step S3, composite membrane marches to 3rd station after punching and carries out pasting for one-faced tapes 50.It is marching to
During 3rd station, the second spool 82 recycles the first release film waste material 21 after being punched on composite membrane.In third
Station, coiled strip, which releases one-faced tapes 50, overlays on it on the first release film layer and pellosil 10.
In step S4, the third spool 83 below composite membrane is to the protection between the die-cut line of the two lines shape knife edge 42
30 part of film and 10 part of pellosil are recycled.
The 4th station is marched to after recycling, the 4th station coiled strip release the second release film 60, overlayed on second from
Type film layer backwards to one-faced tapes 50 side and continue on.
It in step S5, is covered with subsequent continue of the second release film 60 and proceeds to the 5th station, the second cutting die 70 is towards one-faced tapes 50
Non- glue surface punching, to be punched into single side glue-line.
In step S6, pass through (other portions outside single side glue-line of one-faced tapes waste material 61 after the recycling punching of Volume Four axis 84
Point), obtain one side glue of the glue surface part without glue.
Further, one side glue of the glue surface part without glue of acquisition is multiple related together by the second release film 60,
It is subsequent to be separated multiple one side glues by cutting, form single one side glue.
As shown in figure 4, glue surface made from production method of the invention part the one side glue without glue, including single side glue-line 1, according to
The first release film layer 2 and the second release film layer (not shown) in the secondary glue surface for being covered in single side glue-line 1.
The peripheral dimension of first release film layer 2 is less than the peripheral dimension of single side glue-line 1, so that the first release film layer 2 is outer
The annular glue area 3 for exposing the part glue surface of single side glue-line 1 is formed between edge and the outer rim of single side glue-line 1；Second release film layer
It is covered on the first release film layer 2 and by annular glue area 3.
In conjunction with above-mentioned production method, single side glue-line 1 is to be punched to obtain on one-faced tapes 50, and the first release film layer 2 is
It is punched and obtains on the first release film 20, the second release film layer is punched acquisition on the second release film 60.Alternatively, the second release film
Layer is whole piece, and multiple one side glue distributions are on it.
One side glue is adhered to electricity with its annular glue area 3 in use, tearing the second release film layer by one side glue of the invention
On sub- product.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of production method of one side glue of glue surface part without glue, which is characterized in that including bottom following steps:
S1, using pellosil as the first backing, the first release film is covered in the glue surface of the pellosil, in the pellosil
Non- glue surface is covered with protective film as the second backing；
S2, the first cutting die are punched towards first release film；
Have that multiple first annular knifes edge being intervally arranged, two to be located at the first annular knife edge opposite on first cutting die
The linear knife edge in two outsides；The first annular knife edge is punched first release film, is punched on first release film
First release film layer；The linear knife edge is cut off on first release film and pellosil to the protective film；
The first release film waste material after S3, venting punching, covers one-faced tapes, the one-faced tapes on first release film layer
It is adhered on first release film layer and pellosil with its glue surface；
S4, the venting two lines shape knife edge die-cut line between protection membrane part and silica gel membrane part, be covered with the second release film；
S5, the second cutting die towards the one-faced tapes non-glue surface be punched；
There is the annular knife edge of the multiple and first annular knife edge one-to-one second, second endless knife on second cutting die
Cutting edge of a knife or a sword is punched the one-faced tapes, and the single side glue-line that peripheral dimension is greater than the first release film layer is punched on the one-faced tapes,
First release film layer is adhered in the glue surface of the single side glue-line；
One-faced tapes waste material after S6, venting punching obtains one side glue of the glue surface part without glue.
2. the production method of one side glue of the glue surface part according to claim 1 without glue, which is characterized in that first knife
It is set on mould and is located at side of the linear knife edge far from the annular knife edge there are two the positioning knife edge of annular；
In step S2, the positioning knife edge punching is release described first across first release film, pellosil and protective film
Location hole is punched on film, pellosil and protective film.
3. the production method of one side glue of the glue surface part according to claim 2 without glue, which is characterized in that in step S3,
Spacing of the edge of one-faced tapes opposite end respectively between the location hole being punched on corresponding first release film be
2-5mm。
4. the production method of one side glue of the glue surface part according to claim 2 without glue, which is characterized in that the linear knife
Spacing distance between cutting edge of a knife or a sword and the positioning knife edge of one side is 6-10mm.
5. the production method of one side glue of the glue surface part according to claim 2 without glue, which is characterized in that second knife
Mould is equipped with two positioning columns corresponding with two positioning knifes edge respectively, and two positioning columns are located at second annular
The two opposite outer of the knife edge；
In step S5, when second cutting die is punched, the positioning column pierces into first release film, pellosil and protection respectively
It is punched into location hole and is positioned on film.
6. the production method of one side glue of the glue surface part according to claim 1 without glue, which is characterized in that in step S1,
The protective film is acrylic glue film.
7. the production method of one side glue of the glue surface according to claim 1 part without glue, which is characterized in that described second from
Type film is fluorine element release film.
8. the production method of one side glue of the glue surface part according to claim 1-7 without glue, which is characterized in that step
In rapid S1, the pellosil is released from coiled strip and is transmitted, and the facial tissue in the pellosil glue surface is recycled by the first spool；
When the pellosil marches to the first station, the coiled strip of two sides releases the first release film and protection respectively above and below pellosil
First release film and protective film are overlayed on the two sides of the pellosil by film respectively, form composite membrane；
In step S2, when the composite membrane marches to second station, the first cutting die in the second station is to the composite membrane
It is punched out；
In step S3, during the composite membrane marches to 3rd station after punching, the second spool is by the composite membrane
The first release film waste material after upper punching is recycled；In 3rd station, it is release that coiled strip releasing one-faced tapes make it overlay on first
In film layer and pellosil；
In step S4, third spool below composite membrane between the die-cut line of the two lines shape knife edge protection membrane part and
Silica gel membrane part is recycled；The 4th station is marched to after recycling, is released the second release film in the coiled strip of the 4th station, is covered
It backwards to the side of one-faced tapes and is continued in the second release film layer；
In step S5, the 5th station is marched to, the non-glue surface of the second cutting die towards the one-faced tapes is punched；
In step S6, by the one-faced tapes waste material after the recycling punching of Volume Four axis, one side glue of the glue surface part without glue is obtained.
9. a kind of one side glue of glue surface part without glue, which is characterized in that use the described in any item production methods of claim 1-8
It is made.
10. one side glue of the glue surface part according to claim 9 without glue, which is characterized in that the glue surface part is without glue
One side glue includes single side glue-line, the first release film layer and the second release film in the glue surface for being successively covered in the single side glue-line
Layer；
The peripheral dimension of first release film layer is less than the peripheral dimension of the single side glue-line, so that first release film layer
Outer rim and the single side glue-line outer rim between be formed with expose single side glue-line part glue surface annular Jiao Qu；Described second
Release film layer covers the annular Jiao Qu on first release film layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366478.0A CN109337600B (en) | 2018-11-16 | 2018-11-16 | Single-sided adhesive with adhesive surface locally free of adhesive and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366478.0A CN109337600B (en) | 2018-11-16 | 2018-11-16 | Single-sided adhesive with adhesive surface locally free of adhesive and production method thereof |
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| Publication Number | Publication Date |
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| CN109337600A true CN109337600A (en) | 2019-02-15 |
| CN109337600B CN109337600B (en) | 2021-01-19 |
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| CN201811366478.0A Active CN109337600B (en) | 2018-11-16 | 2018-11-16 | Single-sided adhesive with adhesive surface locally free of adhesive and production method thereof |
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| CN109943240A (en) * | 2019-03-22 | 2019-06-28 | 惠州市宝明精工有限公司 | A kind of one side glue component and its production technology and attaching process applied to backboard |
| CN111086059A (en) * | 2019-12-30 | 2020-05-01 | 深圳安洁电子有限公司 | Mylar processing technology of local gum |
| CN112389073A (en) * | 2019-08-16 | 2021-02-23 | 昊佰电子科技（上海）有限公司 | Processing technology of two-layer structure product containing single-sided adhesive |
| CN113233226A (en) * | 2021-05-26 | 2021-08-10 | 苏州安洁科技股份有限公司 | Processing technology for solving waste discharge and material saving |
| CN113355029A (en) * | 2020-03-06 | 2021-09-07 | 昊佰电子科技（上海）有限公司 | Viscous bearing release film |
| CN114012828A (en) * | 2021-10-21 | 2022-02-08 | 青岛泽润凯建新材料科技有限公司 | Processing method for manufacturing ultra-narrow product by using VHB glue |
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| CN112389073B (en) * | 2019-08-16 | 2023-05-12 | 昊佰电子科技（上海）有限公司 | Processing technology of two-layer structure product containing single-sided adhesive tape |
| CN111086059A (en) * | 2019-12-30 | 2020-05-01 | 深圳安洁电子有限公司 | Mylar processing technology of local gum |
| CN111086059B (en) * | 2019-12-30 | 2021-11-05 | 深圳安洁电子有限公司 | Mylar processing technology of local gum |
| CN113355029A (en) * | 2020-03-06 | 2021-09-07 | 昊佰电子科技（上海）有限公司 | Viscous bearing release film |
| CN113233226A (en) * | 2021-05-26 | 2021-08-10 | 苏州安洁科技股份有限公司 | Processing technology for solving waste discharge and material saving |
| CN114012828A (en) * | 2021-10-21 | 2022-02-08 | 青岛泽润凯建新材料科技有限公司 | Processing method for manufacturing ultra-narrow product by using VHB glue |
| CN114311147A (en) * | 2022-01-04 | 2022-04-12 | 苏州安洁科技股份有限公司 | Process for solving waste discharge and chip dropping of thick product after stamping |
| CN114311147B (en) * | 2022-01-04 | 2024-05-10 | 苏州安洁科技股份有限公司 | Process for solving waste discharge and sheet falling after thick product stamping |
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