CN101665195B - Reel for adhesive and lead-out method of adhesive reel - Google Patents
Reel for adhesive and lead-out method of adhesive reel Download PDFInfo
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- CN101665195B CN101665195B CN2009101684040A CN200910168404A CN101665195B CN 101665195 B CN101665195 B CN 101665195B CN 2009101684040 A CN2009101684040 A CN 2009101684040A CN 200910168404 A CN200910168404 A CN 200910168404A CN 101665195 B CN101665195 B CN 101665195B
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- 239000000853 adhesive Substances 0.000 title abstract description 23
- 230000001070 adhesive effect Effects 0.000 title abstract description 22
- 238000000034 method Methods 0.000 title description 3
- 239000002390 adhesive tape Substances 0.000 claims abstract description 128
- 238000004804 winding Methods 0.000 claims abstract description 45
- 239000003795 chemical substances by application Substances 0.000 claims description 74
- 238000009950 felting Methods 0.000 claims description 74
- 239000012790 adhesive layer Substances 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 19
- 229920005989 resin Polymers 0.000 description 17
- 239000011347 resin Substances 0.000 description 17
- 239000002245 particle Substances 0.000 description 14
- 238000012545 processing Methods 0.000 description 14
- 229920002050 silicone resin Polymers 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 229920001296 polysiloxane Polymers 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
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- 239000000758 substrate Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
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- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
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- 229920001187 thermosetting polymer Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 239000001993 wax Substances 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 2
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- WPVYHWSCTOEXMK-UHFFFAOYSA-N 1-hydroxyethyl octacosanoate Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCCCC(=O)OC(C)O WPVYHWSCTOEXMK-UHFFFAOYSA-N 0.000 description 1
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical group CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
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- 206010013786 Dry skin Diseases 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical class C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
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- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
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- 150000002978 peroxides Chemical class 0.000 description 1
- 229920006287 phenoxy resin Polymers 0.000 description 1
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- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
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- 238000010023 transfer printing Methods 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
- Adhesive Tapes (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Die Bonding (AREA)
Abstract
The invention provides an adhesive reel (3) which is provided with an adhesive tape (20) applying an adhesive layer (1) to a first surface (2b) of a support film (2) which has the first surface (2b) and a second surface (2a) on an opposite side thereof. The adhesive tape (20) is wound on a winding core (13) of a structure in which the reel plates (5a, 5b) are mounted on both ends of the winding core (13) so as to face each other. Further, an adhesive component is disposed on the second surface of the support film at a starting end part of the adhesive tape and the front end of the adhesive component is fixed on the second surface of the support film.
Description
The application submitted on August 30th, 2006, and application number is 200610121980.6, and name is called the dividing an application of invention application of " felting agent coil ".
Technical field
The present invention relates to a kind of felting agent coil that adhesive tapes is wound into reel; This adhesive tapes is used for making when being adhesively fixed between electronic component and circuit substrate or the circuit substrate between both electrode and is electrically connected; And be used for the fixing of lead frame, or semiconductor element (chip) is bonding, as to be fixed on lead frame mould, mounting semiconductor element are with in the semiconductor device on the supporting substrate.
Background technology
As with being adhesively fixed between the electronic component of liquid crystal display, PDP (plasma panel), EL (fluorescent display) screen, bare chip installation etc. and circuit substrate or the circuit substrate; Make the parts (circuit connecting section part) that are electrically connected between both electrodes, generally adopt adhesive tapes.The lining cement that this adhesive tapes generally possesses support film and is provided with above that; But as this lining cement; In recent years, because the anisotropic conductive adhesive that conducting particles is dispersed in the adhesive composite also can be applicable to high meticulous circuit, thereby be widely used.
In addition, adhesive tapes also is used for the bonding of lead-in wire clamping band, LOC band, chips welding band, miniature BGA, CSP of lead frame etc., also is used to improve semiconductor device single-piece capacity rating, reliability.
In TOHKEMY 2001-284005 communique, the parts (below, abbreviate " felting agent coil " as) that adhesive applicating are wound into reel at the adhesive tapes on the support film are disclosed.
This existing adhesive tapes in order to make lining cement not be bonded on the support film or lining cement to be peeled off from support film, carries out lift-off processing with silicone etc. to support film.
Have, in this occasion, face (below, be called " applicator surface ") and its reverse side (below, be called " back side ") that generally makes the adhesive-applying in the support film has difference peeling off on the complexity again.Promptly; With lining cement as inboard and adhesive tapes is wound into reel and forms the occasion of felting agent coil; The back side one side of the support film of the last circle through making lining cement contact compares its lining cement and peels off more easily with applicator surface; Thereby prevent that when the roll coil of strip is drawn adhesive tapes the so-called back side that adhesive tapes is bonded on the back side of support film of last circle is anti-sticking.
Figure 10 is the birds-eye view of the partial cutaway of the existing felting agent coil of expression, and Figure 11 is the block diagram of the felting agent coil of expression Figure 10.Like Figure 10, shown in 11, felting agent coil 300 is provided with on the volume core 13 of tectosome of winding plate 5a, 5b at the two ends of volume core 13, and adhesive tapes 20 is wound into web-like.Here, adhesive tapes 20 constitutes through the single face adhesive-applying layer in support film 2.Under this state, because the back side 2a of Figure 10, bond layer 1 shown in Figure 11 and support film 2 is not bonding, so the top portion 4 of felting agent coil 300 becomes free state.Under this state; The problem that exists is that in the occasion of carrying or conveying felting agent coil 300, the reeling condition of felting agent coil 300 is lax; Or adhesive tapes 20 breaks away from from winding plate 5a, 5b; Or the top portion of adhesive tapes 20 comes off in the gap between winding plate 5a or 5b and felting agent coil 300, in the time will using from the top portion 4 that felting agent coil 300 is drawn adhesive tapes 20, because above-mentioned undesirable condition and can not use adhesive tapes 20.
In addition; As the circuit connecting section part, use occasion at the stock production line; Shown in Figure 12 (a); Through with the top portion 4 of adhesive tapes 20 to the bending of the edge of winding plate 5a or 5b and be adhesively fixed, preventing in carrying or the reeling condition of felting agent coil 300 when carrying felting agent coil 300 lax, and become the stand-by state that can use immediately.Yet; In this occasion; Shown in Figure 12 (b),,, bond layer 1 carries out on the winding plate 5a or 5b of lift-off processing because being bonded in silicone resin of no use etc. more securely compared with the applicator surface 2b that has carried out lift-off processing with silicone etc.; Therefore at the interface of lining cement and applicator surface 2b, support film 2 is peeled off more easily.When under this state, drawing adhesive tapes 20, shown in Figure 13 (a), only draw support film 2, bond layer 1 is in the state that is bonded on winding plate 5a or the 5b, and adhesive tapes 20 can not normally be drawn.
In addition, said here " normally drawing " be meant, shown in Figure 13 (b), bond layer 1 is to draw with the state of the applicator surface 2b driving fit of support film 2.In addition; In order to prevent this situation, though also considered to take the result of this measure to applying silicone-treated with adhesive tapes top portion 4 bonding parts among winding plate 5a or the 5b; Because top portion 4 can not be bonded and is free state, so the Cheng Qiwei scheme of dealing with problems not.
Summary of the invention
The object of the present invention is to provide a kind of felting agent coil; It can make the not carrying loosely or the conveying of reeling condition of adhesive tapes; Can prevent that adhesive tapes breaks away from and is shed between felting agent coil and the winding plate from the winding plate; And when can normally draw adhesive tapes, can prevent transfer printing to the winding plate.
In order to address the above problem; The present invention provides a kind of felting agent coil; Possess and have first and be provided with the adhesive tapes of bond layer in contrast on above-mentioned first of second support film of side; The two ends that above-mentioned adhesive tapes is wound on core are provided with on the above-mentioned volume core of tectosome of winding plate opposite one another; It is characterized in that, on above-mentioned second of the above-mentioned support film of the top of above-mentioned adhesive tapes portion, adhering part is set, the front end of this adhering part is fixed on second of above-mentioned support film.
According to felting agent coil of the present invention; Owing to can the top portion of adhesive tapes be bonded on second of support film of the adhesive tapes of last circle for example through adhering part; So when carrying and/or conveying; The reeling condition of felting agent coil can not relax, and adhesive tapes can not break away from from the winding plate yet.In addition, the situation in the gap between winding plate and felting agent coil because the top portion of adhesive tapes can not come off yet is so can prevent unreeling when using because above-mentioned undesirable condition and unsve situation.Have, lax for the reeling condition that prevents adhesive tapes replaces the top portion of adhesive tapes to be bonded in the edge of winding plate by adhering part again.Therefore, when the winding plate is peeled off adhering part, can not cause the support film of adhesive tapes and separating of bond layer.That is, can prevent fully that bond layer from transferring on the winding plate.Therefore, can normally draw adhesive tapes.
In above-mentioned felting agent coil, the area of the above-mentioned support film of the top portion of preferred above-mentioned adhesive tapes and the contact portion of above-mentioned adhering part is at 20mm
2More than.
According to this felting agent coil,, can obtain to bear as far as possible the bonding force of the tensile strength when unreeling in the occasion that is used in circuit bonded assembly purposes.Therefore, this felting agent coil can prevent the generation of adhering part from the undesirable condition of adhesive tapes disengaging in use, and effective to the mechanization that unreels.
In above-mentioned lining cement winding, preferably also be provided with non-bonded part spare at the top of above-mentioned adhering part.
In this occasion, because not being bonded with the adhesive tapes of last circle, non-bonded part spare is not free state, so can catch easily.Therefore,, can draw adhesive tapes at an easy rate through non-bonded part spare, according to circumstances, even the bare terminal of non-bonded part when utilizing machinery to unreel operation is also useful.
Above-mentioned felting agent coil has a plurality of above-mentioned adhering parts, and a plurality of adhering parts also can connect between the adhering part of adjacency through the link that does not have gleyness along assortment on the extended line of above-mentioned adhesive tapes.In this occasion, can also in above-mentioned a plurality of adhering parts, be provided with non-bonded part spare in the top apart from above-mentioned adhesive tapes adhering part farthest.
In above-mentioned felting agent coil; Preferred above-mentioned adhering part only single face have can with above-mentioned second bonding bonding plane; The front end of above-mentioned adhering part is turned back, thereby make between the above-mentioned bonding plane relative to each other, and the part of bonding plane is bonded on above-mentioned second.In this occasion, the face with the bonding plane opposition side of adhering part becomes non-bonding plane, and through the leading section of the adhering part that turns back, the part of bonding plane becomes non-bonding plane.In this occasion, can not use with adhering part be not the non-bonded part spare of one and form non-bonded part easily.
According to felting agent coil of the present invention; The reeling condition of adhesive tapes can loosely not carried or carry; Can prevent that adhesive tapes breaks away from and coming off between felting agent coil and winding plate from the winding plate; And when can normally draw adhesive tapes, can prevent transfer to the winding plate.
Description of drawings
Fig. 1 is the figure of first embodiment of expression felting agent coil of the present invention, and Fig. 1 (a) is the birds-eye view of partial cutaway, and Fig. 1 (b) is the enlarged side view of the top portion of expression felting agent coil.
Fig. 2 is the figure of first embodiment of expression felting agent coil of the present invention, and Fig. 2 (a) is the birds-eye view of partial cutaway of an example of the bonding mode of expression adhering part, and Fig. 2 (b) is the birds-eye view of the other bonding mode of expression adhering part.
Fig. 3 is the diagram of curves of relation of adhesive portion length and the tensile strength of the expression splicing tape that is bonded in adhesive tapes top.
Fig. 4 is the birds-eye view of partial cutaway of second embodiment of expression felting agent coil of the present invention.
Fig. 5 is the lateral plan of leading section of the felting agent coil of Fig. 4.
Fig. 6 is the birds-eye view of the 3rd embodiment of expression felting agent coil of the present invention.
Fig. 7 is the birds-eye view of partial cutaway of the 4th embodiment of expression felting agent coil of the present invention.
Fig. 8 is the partial side view of the felting agent coil of presentation graphs 7.
Fig. 9 is the birds-eye view of partial cutaway of variation of the felting agent coil of presentation graphs 4.
Figure 10 is the birds-eye view of the partial cutaway of the existing felting agent coil of expression.
Figure 11 is the block diagram of the existing felting agent coil of expression.
Figure 12 is the birds-eye view of the existing felting agent coil of expression, and Figure 12 (a) expression is bonded in the state on the winding plate with the top portion of adhesive tapes, and Figure 12 (b) is illustrated in the undesirable condition that causes under the state of Figure 12 (a).
Figure 13 is the birds-eye view of the existing felting agent coil of expression, and Figure 13 (a) is illustrated in the undesirable condition that causes under the state of Figure 12 (a), the state of Figure 13 (b) expression not causing undesirable condition.
The specific embodiment
Below, specify the embodiment of felting agent coil of the present invention.
First embodiment
Fig. 1 is the figure of first embodiment of expression felting agent coil of the present invention, and Fig. 1 (a) is the birds-eye view of partial cutaway of first embodiment of expression felting agent coil of the present invention, and Fig. 1 (b) is near the enlarged side view the top portion of expression adhesive tapes.
Shown in (a) or Fig. 1 (b) of Fig. 1, felting agent coil 3 is arranged to winding plate 5a, 5b form through adhesive tapes 20 is wound into web-like on the volume core 13 of tectosome opposite one another at the two ends of volume core 13.In other words, adhesive tapes 20 with bond layer 1 serve as inboard be wound on core 13 around, and make between the adhesive tapes 20 and overlap each other.Adhesive tapes 20 constitutes to form bond layer 1 through adhesive applicating is last at applicator surface (first face) 2b as the single face of support film 2.In addition, (second face) 2a is last at the support film back side carries out lift-off processing with silicone resin etc.And, on the 2a of the back side of support film 2, be provided with adhering part 7.Here, adhering part 7 can be bonded on the back side 2a of support film 2, and is as shown in the figure, and the part of adhering part 7 is bonded on the back side 2a of support film 2 usually, and remainder is outstanding from the top portion of adhesive tapes 20.In addition, adhering part 7 both can be the adhering part that only has gleyness in one side, also can be the adhering part that all has gleyness on the two sides.
Felting agent coil 3 is through in the top of adhesive tapes 20 one 4, is provided with to have also can be bonded in the adhering part 7 that carries out the bonding plane on the support film 2 of lift-off processing through silicone resin etc. and obtain.Particularly, the part of the bonding plane that this felting agent coil 3 can be through making adhering part 7 contacts and bonding obtaining with the back side 2a of the support film 2 of the top portion 4 of adhesive tapes 20.
In addition; Though also can consider bond layer 1 side in the top of adhesive tapes 20 one 4 structure of adhering part 7 is set; But adhesive tapes 20 is according to its method of application; In order after it being sticked on the adhering object thing, only support film 2 to be peeled, will set smallerly in the peeling force between support film 2 and the bond layer 1.Therefore, the occasion of adhering part 7 is set on bond layer 1, bond layer 1 and adhering part 7 driving fit securely when drawing adhesive tapes 20, are peeled off bond layer 1 sometimes from support film 2.
In addition; In the occasion of this structure,, state in the use only when single face has the adhering part of gleyness as adhering part 7; In the time of will on adhesive tapes 20, adhering part 7 being installed, with the bonding plane of adhering part 7 bond layer 1 side bonds towards adhesive tapes 20.That is the non-bonding plane that, does not have a gleyness is the 2a side towards the back side of support film 2 then.Therefore, in the time of on the support film back side 2a that adhering part 7 is adhered to last circle, must the bonding plane of adhering part 7 be reversed 180 ° of ability and paste.Have again, according to the reason that has this moment such as situation that adhesive tapes 20 peels off from support film 2 etc., and impracticable.
According to above reason, adhering part 7 is located at the back side 2a side of support film 2 of the top portion 4 of adhesive tapes 20.
Felting agent coil 3 according to first embodiment can obtain following effect.Promptly; Shown in (a) or Fig. 1 (b) of Fig. 1; Through being set, the silicone etc. that utilizes that can be bonded in the support film 2 carried out the last adhering part 7 of the support film back side (second face) 2a of lift-off processing; Then shown in Fig. 2 (a), the back side 2a that can make the front end (below, be called " adhesive portion front end ") 8 of adhering part 7 be bonded in support film goes up and is fixing.Thus, the top portion 4 of adhesive tapes 20 is not fixed for free state.
Have again,, shown in Fig. 2 (b), also can adhesive portion front end 8 for example be pasted and fixed on the winding plate 5a according to the felting agent coil 3 of this embodiment.
Like this, even utilize silicone resin etc. to carry out lift-off processing to support film back side 2a, back side 2a or winding plate 5a, the 5b that also can the top portion 4 of adhesive tapes 20 be bonded in support film 2 are last.Therefore, when carrying and/or conveying, the reeling condition of felting agent coil 3 can not relax, and adhesive tapes 20 can not break away from from winding plate 5a yet.And, owing to there is not the top portion 4 of adhesive tapes 20 situation in the gap between winding plate 5a and felting agent coil 3 that comes off yet, thus can prevent drawing adhesive tapes 20 when using, because above-mentioned undesirable condition and unsve situation.
Have again, at the adhering part 7 of the edge part that will be bonded in winding plate 5a, 5b from winding plate 5a, when 5b peels off, be bonded in winding plate 5a, 5b edge part be not adhesive tapes 20 but adhering part 7.Therefore, the support film 2 of adhesive tapes 20 can not separated with bond layer 1.That is, can prevent fully that bond layer from transferring to winding plate 5a, 5b is last.Therefore, can normally draw adhesive tapes 20.
Here, drawing the method for adhesive tapes 20, can consider to adopt manual mode or adopt mechanical system from lining cement winding 3.Particularly; Occasion at the circuit connecting section part that uses in fields such as liquid crystal display or PDP of prior art record; Because the power of machinery when the roll coil of strip 3 is drawn adhesive tapes 20 is minimum also to be about 500gf, therefore can think that adhering part 7 can bear this tensile strength; That is, even this tensile strength can not peel off from adhesive tapes 20.
Therefore, present inventors study and test the relation between tensile strength and the adhesive portion length L.Experiment is carried out as follows, promptly prepares two adhesive tapes 20, and they with adhering part 7 connections, are stretched both to mutual opposite sense, obtains the tensile strength of adhering part 7 when adhesive tapes 20 is peeled off.This tensile strength is to carrying out various changes and obtain along the length L that is bonded in the length direction of the adhesive portion on the adhesive tapes 20 in the adhering part 7.The result representes with Fig. 3.Know that by shown in Figure 3 the curve of the relation of expression tensile strength and adhesive portion length L and the straight line that tensile strength is 500gf intersect.From can knowing here, in the occasion of the adhesive tapes 20 of width 1mm, if adhesive portion has 15mm or its above length, that is, area is if having 15mm
2Or more than it, then tensile strength is more than the 500gf, and adhering part 7 can not peeled off from adhesive tapes 20, can normally draw adhesive tapes 20.
Therefore, the area of the contact portion of above-mentioned adhering part 7 and above-mentioned support film back side 2a is preferably 15mm
2Or more than it.
In this occasion, when felting agent coil 3 is drawn adhesive tapes 20, it draws power relatively, and the bonding force of adhering part 7 and the area of contact portion are less than 15mm
2Occasion compare, become bigger.Therefore, can prevent the state of affairs that adhering part 7 is peeled off and so on from the support film back side 2a of adhesive tapes 20.The length L of adhesive portion, when considering fluctuation (fluctuation of the relative adhesive portion length L of tensile strength values), more preferably 20mm or more than it, promptly the contact portion of adhesive tapes 20 and adhering part 7 has 20mm then
2Or its above area, best is that contact portion is 25mm
2Or it is above (that is, and in the occasion of width 1mm, length be 25mm or more than it).
In addition; This index is the index when the purposes of adhesive tapes 20 is the circuit connecting section part on earth; In purposes is not the occasion of circuit connecting section part; The tensile strength that needs is below 500gf or the width of above occasion or adhesive tapes 20 is very narrow or the occasion of non-constant width etc., and according to the fissility of support film 2 etc., be not limited to 15mm
2In this occasion, the length L of adhesive portion or area (area of the contact portion of adhering part and adhesive tapes), can with reference to carry out with the same test of Fig. 3 after the result decide.
Secondly, each structural element of above-mentioned felting agent coil 3 is explained in more detail.
As support film 2; Consider from the fissility aspect of intensity and lining cement; Be fit to use OPP (extended polypropylene), polytetrafluoroethylene, PET (polyethylene terephthalate) etc., on the 2a of the back side of support film 2, apply surface treatment (lift-off processing) with parting compound.
As above-mentioned parting compound; Using ethylene series parting compound, ethanediol montanate, carnauba wax, oil is the inhibiter, oil, wax, resin, polyester modification silicone resin etc. of low melt wax, low-molecular-weight fluorocarbon resin, silicone-based or the fluorine system of wax etc., particularly generally uses silicone resin.
Have, there is no need at bond layer 1 is under the situation of anisotropic conductive lining cement again, also can use to replace conducting particles with the insulating bag coating particle that insulating barrier coats like above-mentioned conducting particles.
Adhering part 7; To utilize silicone resin etc. to carry out support film back side 2a and winding plate 5a, the 5b of lift-off processing last so long as can be bonded in as stated; And has a bonding force of not being stripped from when relative support film back side 2a draws adhering part 7; And not special the qualification can be adopted the parts that generally can obtain.But, as adhering part 7, consider from good operability, be fit to use the parts that only have gleyness at single face.
As this adhering part 7, can use for example similar silicone-based lining cement with above-mentioned parting compound.Have the occasion of the adhering part of gleyness at single face as adhering part 7 only using, preferably can utilize above-mentioned silicone-based lining cement etc. is coated in the splicing tape on the single face of film of non-gleyness.Though the width of this splicing tape is made the width identical with adhesive tapes usually, and if hands-off width between the winding plate 5a, 5b, also can be identical.
And; Shown in Fig. 1 (b); Contacting the length (length of the bearing of trend of adhering part 7) of bonding part (contact portion) 7a with the back side 2a of adhesive tapes 20, according to the curve of Fig. 3, is the occasion of 1mm at the width of contact portion; Be preferably the length of drawing intensity that to bear 500gf, i.e. 15mm or more than it.That is, the area of contact portion is preferably at 15mm
2Or more than it.In addition, be the occasion of 2mm at width, the length of contact portion roughly is that 7～8mm gets final product, and as stated, according to the width or the purposes of contact portion, can change the length of contact portion 10a.
The installation to the back side of adhesive tapes 20 2a of this adhering part 7; Can be with the adhering part that is cut into required width and length in advance 7; After adhesive tapes 20 is wound into web-like, the contact portion 7a that is predetermined is sticked in its top portion 4 install.
Second embodiment
Second embodiment of felting agent coil of the present invention then, is described.
Like Fig. 4 and shown in Figure 5, the felting agent coil 30 of this embodiment also is provided with on this point as the non-bonded part spare 9 of non-bonded part at the front end 8 of adhering part 7, and is different with the felting agent coil 3 of above-mentioned first embodiment.Particularly, the felting agent coil 30 of this embodiment, on this point of the leading section 8 bonding non-bonded part spares 9 of adhering part 7, different with the felting agent coil 3 of first embodiment.
Here, the material of non-bonded part spare 9 has and does not bring the thickness of obstacle and rigidity just can use to forming felting agent coil so long as can be bonded in the parts on the adhering part 7 fully.And it is identical with adhering part 7 that the width of non-bonded part spare 9 is made usually, but so long as just need not be identical in the scope of not interfering winding plate 5a, 5b.
In the felting agent coil 30 of this second embodiment; When obtaining the action effect identical with the felting agent coil of first embodiment 3; Because the leading section 8 at adhering part 7 is provided with non-bonded part spare 9; Therefore when can be bonded in adhering part 7 on the support film back side 2a of last circle of adhesive tapes 20, have only non-bonded part spare 9 as top portion not to be bonded on the 2a of the support film back side and form free state.Thus, when the roll coil of strip 30 is drawn adhesive tapes 20, can catch non-bonded part spare 9 at an easy rate as leading section; Top portion 11 through stretching non-bonded part spare 9; Can 2a peel off adhering part 7 from the support film back side at an easy rate, its result can draw adhesive tapes 20 at an easy rate.So the dead work when using felting agent coil can be accurately and short time ground completion.
Likewise carried out the occasion of lift-off processing in non-bonded part spare 9 and support film 2; Same with experiment about the relation of the length L of the tensile strength of above-mentioned adhering part 7 and contact portion 7a; In order to obtain the minimum tensile strength that 500gf is also arranged, the area of contact that preferably makes non-bonded part spare 9 and adhering part 7 is at 15mm
2Or more than it.But here employed non-bonded part spare 9 is different with support film 2, owing to be not provided with bond layer 1 or be not rolled into web-like, so need not to apply especially lift-off processing.Therefore, if this non-bonded part spare 9 does not carry out lift-off processing, area of contact just need not be at 15mm
2Or more than it, the length L of contact portion 7a or area can decide with the same result of experiment of Fig. 3 with reference to having carried out.
In addition, as adhering part 7, have the occasion of the adhering part of gleyness at single face only using, the part of bonding plane is bonded on the 2a of the support film back side, and adhering part 7 and the face bonding plane opposition side are non-bonding plane.Therefore, turn back through the leading section 8 with adhering part 7, thereby make between the bonding plane relative to each other, then the part of bonding plane just becomes non-bonding plane.In this occasion, can not use with adhering part be not the non-bonded part spare of one and form non-bonded part easily.In addition, drawing of adhesive tapes also becomes easy.
In addition, the present invention is not limited to above-mentioned embodiment.For example, in above-mentioned second embodiment, though non-bonded part spare 9 only is connected with an adhering part 7 with adhesive tapes 20, like Fig. 7 and shown in Figure 8, non-bonded part spare 9 also can be connected through a plurality of adhering parts 7 with adhesive tapes 20.In this occasion; Prepare a plurality of adhering parts 7; Along the assortment of connecting on the extended line of adhesive tapes 20, use connecting band (link) 12 to connect between the adhering part 7 of adjacency again these, just can non-bonded part spare 9 be bonded in apart from the top of adhesive tapes 20 adhering part 7 farthest.Here, connecting band 12 also can be the band with gleyness so long as can connect the band between the adhering part 7.As this connecting band 12, can use for example PET or paper.And; This felting agent coil can be applicable to following situation effectively; That is: for this lining cement winding is being installed in mechanically and is unreeling,, need there be the occasion of the part of lining cement up to the part of on mechanical up-coiler, setting a certain length at top.
In addition, as shown in Figure 9 in above-mentioned second embodiment, the outside that the front end 11 of non-bonded part spare 9 reaches the space between winding plate 5a and the winding plate 5b gets final product.In this occasion, when drawing adhesive tapes 20, can catch front end 11 at an easy rate.
Embodiment
Below, enumerate embodiment the present invention more specifically is described, but the present invention is not limited to following embodiment.
At first, the embodiment that makes splicing tape is described.
Form material as film; In ethyl acetate, add phenoxy resin (high molecular expoxy resin) 50g and acrylic ester 50g, peroxide 5g; The ethyl acetate solution of preparing resin 30 weight % adds the Ni powder of the mean grain size 2.5 μ m of 5 volume % in this solution.On the other hand, as support film, prepare the thickness 50 μ m of lift-off processing have been carried out on the two sides with silicone resin PET film (UH2: Supreme Being people Du Pont film (strain) system).Then, with roller painting the solution that obtains is coated on the face of above-mentioned PET film.
Then, in atmosphere,, obtained on a face of above-mentioned support film, being provided with the adhesive film of anisotropic conductive of the bond layer of thickness 50 μ m in 110 ℃ of dryings 20 minutes.And then, this adhesive film is cut into width 1mm and obtains adhesive tapes.
On the one hand, prepare the volume core of width 1.5mm, internal diameter 40mm, external diameter 65mm.On the other hand, prepare the winding plate of two ring-types that constitute by the plastics of thickness 2mm, internal diameter 40mm, external diameter 125mm.Then, the end of rolling up core is embedded in each opening of two blocks of winding plates, obtains tectosome.Then, the volume core of this tectosome is that the inboard is rolled into web-like with the adhesive side with above-mentioned adhesive tapes relatively.
Subsequently; To be cut into the adhering part (splicing tpae: (strain) ridge, temple makes made) of width 1mm * length 30mm * thickness 55 μ m in advance; Bonding with the support film back side of the top portion of above-mentioned adhesive tapes, (that is, making the area of contact portion is 15mm to make its overlapping along its length 15mm
2).
Like above making, obtain the adhesive tapes of the anisotropic conductive of length 50m and width 1mm is wound into the felting agent coil of web-like on the volume core of tectosome.
(that is, the area of contact portion is made 10mm except along its length overlapping at the support film back side of the top portion of adhering part and adhesive tapes made 10mm
2) outside, other and embodiment 1 likewise make and have obtained felting agent coil.
Embodiment 3
(that is, the area of contact portion is made 20mm except along its length overlapping at the support film back side of the top portion of adhering part and adhesive tapes made 20mm
2) outside, other and embodiment 1 likewise make and obtain felting agent coil.
Except adhering part being made width 1mm * length 60mm * thickness 55 μ m, (that is, the area of contact portion is made 20mm with the overlapping along its length 20mm in the support film back side of the top portion of itself and adhesive tapes
2) time; To not carry out the PET (U2: Supreme Being people Du Pont film (strain)) be cut into width 1mm * length 40mm * thickness 50 μ m of lift-off processing as non-adhesives; The leading section that non-adhesives is bonded in this adhering part makes the overlapping along its length 10mm of itself and adhering part, and (that is, the area of contact portion is made 10mm
2) outside, other and embodiment 1 likewise make and obtain felting agent coil.
Comparative example 1
Except the top portion at the adhesive tapes of the anisotropic conductive that is obtained by embodiment 1 is not provided with adhering part, after having rolled up adhesive tapes, the top portion former state of adhesive tapes is placed, other and embodiment 1 likewise make and obtain felting agent coil.
Comparative example 2
Except replacing that adhering part is sticked on the support film back side of adhesive tapes and it is bonded on the surface of lining cement and makes it overlapping 20mm (that is, the area of contact portion is made 20mm
2) outside, other and embodiment 1 likewise make and obtain felting agent coil.
Below, the result to the above embodiments and comparative example estimates.
Each 10 volume of felting agent coil that preparation is obtained by embodiment 1～4 and comparative example 1～2; With among the embodiment 1～4 with adhering part; With the bond layer in the comparative example 1～2; Under the state that sticks on the support film back side of winding plate and last circle, under 23 ℃ environment, left standstill 10, estimated operability.The result is shown in table 1.In addition, in table 1, each embodiment, comparative example are divided into two sections, last represents top portion adhesive bonding property, the drawing property of following represents adhesive tapes.
As shown in table 1, in embodiment 1～4, top portion adhesive bonding property is all good, and adhesive tapes is not peeled off and top portion is given.And good about drawing property, adhesive tapes is not peeled off when drawing yet, and can normally draw.In embodiment 2, because the overlapping area of adhering part is 10mm
2So adhering part has only been peeled off once when drawing, but adhesive tapes do not peel off, and can draw as usual.
In comparative example 1, because adhering part is not set, so all can not be bonded on the support film.Therefore, the disengaging that relaxes, is with of volume taking place, does not normally draw for 6.In addition, though can all be bonded on the winding plate, because of bonding with the winding plate, adhesive tapes all has been stripped from when drawing.
In comparative example 2, because adhering part is sticked on the bond layer surface, so when fixing top portion, or when drawing, major part has all caused peeling off of adhesive tapes.
Table 1
Table 1,
Claims (5)
1. felting agent coil; Possess and have first and be provided with the adhesive tapes of bond layer in contrast on above-mentioned first of second support film of side; The two ends that above-mentioned adhesive tapes is wound on core are provided with on the above-mentioned volume core of tectosome of winding plate opposite one another, it is characterized in that:
On above-mentioned second of the above-mentioned support film of the top of above-mentioned adhesive tapes portion, be provided with a plurality of adhering parts; Above-mentioned a plurality of adhering part is along arranging on the extended line of above-mentioned adhesive tapes; Connect through link between the adhering part of adjacency, and be fixed on along the front end of the above-mentioned adhesive tapes of distance adhering part farthest on the extended line of above-mentioned adhesive tapes on second of above-mentioned support film.
2. felting agent coil according to claim 1 is characterized in that:
The area of the above-mentioned support film of the top portion of above-mentioned adhesive tapes and the contact portion of above-mentioned a plurality of adhering parts is at 20mm
2More than.
3. felting agent coil according to claim 1 and 2 is characterized in that:
The width of above-mentioned a plurality of adhering parts is width identical with above-mentioned adhesive tapes.
4. felting agent coil according to claim 1 is characterized in that:
Front end apart from above-mentioned adhesive tapes adhering part farthest in above-mentioned a plurality of adhering parts also is provided with non-bonded part spare.
5. the outbound course of an adhesive tapes is characterized in that,
Above-mentioned non-bonded part spare through the described felting agent coil of claim 4 is drawn adhesive tapes.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-251268 | 2005-08-31 | ||
| JP2005251268 | 2005-08-31 | ||
| JP2005251268 | 2005-08-31 | ||
| JP2006179765A JP4238885B2 (en) | 2005-08-31 | 2006-06-29 | Adhesive reel and adhesive tape |
| JP2006-179765 | 2006-06-29 | ||
| JP2006179765 | 2006-06-29 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101219806A Division CN1923654A (en) | 2005-08-31 | 2006-08-30 | Felting agent coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101665195A CN101665195A (en) | 2010-03-10 |
| CN101665195B true CN101665195B (en) | 2012-07-25 |
Family
ID=37978091
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110307866.3A Active CN102514986B (en) | 2005-08-31 | 2006-08-30 | Felting agent coil |
| CNA2006101219806A Pending CN1923654A (en) | 2005-08-31 | 2006-08-30 | Felting agent coil |
| CN2009101682990A Active CN101683934B (en) | 2005-08-31 | 2006-08-30 | Reel for adhesive |
| CN2009101684040A Active CN101665195B (en) | 2005-08-31 | 2006-08-30 | Reel for adhesive and lead-out method of adhesive reel |
| CN201010003397A Pending CN101792075A (en) | 2005-08-31 | 2006-08-30 | Reel for adhesive |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110307866.3A Active CN102514986B (en) | 2005-08-31 | 2006-08-30 | Felting agent coil |
| CNA2006101219806A Pending CN1923654A (en) | 2005-08-31 | 2006-08-30 | Felting agent coil |
| CN2009101682990A Active CN101683934B (en) | 2005-08-31 | 2006-08-30 | Reel for adhesive |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010003397A Pending CN101792075A (en) | 2005-08-31 | 2006-08-30 | Reel for adhesive |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4238885B2 (en) |
| KR (1) | KR100889648B1 (en) |
| CN (5) | CN102514986B (en) |
| TW (1) | TW200715672A (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5050832B2 (en) * | 2007-12-19 | 2012-10-17 | 日立化成工業株式会社 | Reel for adhesive tape |
| WO2009133901A1 (en) * | 2008-04-28 | 2009-11-05 | 日立化成工業株式会社 | Circuit connecting material, film-like adhesive, adhesive reel, and circuit connecting structural body |
| WO2010098354A1 (en) * | 2009-02-27 | 2010-09-02 | 日立化成工業株式会社 | Adhesive material reel |
| WO2013024544A1 (en) * | 2011-08-18 | 2013-02-21 | 日立化成工業株式会社 | Adhesive material reel |
| KR101568659B1 (en) * | 2013-03-29 | 2015-11-12 | 제일모직주식회사 | Anisotropic conducting film comprising conductive adhesive layer and a semiconductor device connected by the film |
| JP2016160027A (en) * | 2015-02-27 | 2016-09-05 | デクセリアルズ株式会社 | Reel for adhesive film, and connected body used for the same |
| KR20190035956A (en) * | 2015-02-27 | 2019-04-03 | 데쿠세리아루즈 가부시키가이샤 | Reel body, film connection body, film winding body, and manufacturing method for film connection body |
| CN107298330B (en) * | 2016-04-14 | 2020-06-12 | 康菲德斯合股公司 | Method for arranging a material web on a core |
| JP6668164B2 (en) * | 2016-05-20 | 2020-03-18 | デクセリアルズ株式会社 | Adhesive tape structure |
| CN109575829B (en) * | 2017-12-29 | 2021-05-07 | 宁波大榭开发区综研化学有限公司 | Segment difference multilayer composite film and coiled material and preparation method thereof |
| JPWO2021039565A1 (en) * | 2019-08-26 | 2021-03-04 |
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| CH689482A5 (en) * | 1995-07-31 | 1999-05-14 | Tela Papierfabrik Ag | Paper-roll with closed end |
| JP2004202738A (en) * | 2002-12-24 | 2004-07-22 | Hitachi Chem Co Ltd | Adhesive tape splicing method |
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| JP4465788B2 (en) * | 2000-03-28 | 2010-05-19 | 日立化成工業株式会社 | Anisotropic conductive tape and reel |
| EP1249729A3 (en) * | 2001-04-12 | 2005-07-13 | Fuji Photo Film Co., Ltd. | Rolled article, and method of and apparatus for processing rolled article |
| DE10123980B4 (en) * | 2001-05-17 | 2008-01-10 | Tesa Ag | final insulation |
| KR100838880B1 (en) * | 2002-07-30 | 2008-06-16 | 히다치 가세고교 가부시끼가이샤 | Adhesive material tape, method of connecting, producing, and press-connecting the tape |
| JP2004077789A (en) * | 2002-08-19 | 2004-03-11 | Konica Minolta Holdings Inc | Light-shielding flange member |
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2006
- 2006-06-29 JP JP2006179765A patent/JP4238885B2/en not_active Expired - Fee Related
- 2006-08-23 KR KR1020060079857A patent/KR100889648B1/en active IP Right Grant
- 2006-08-30 CN CN201110307866.3A patent/CN102514986B/en active Active
- 2006-08-30 TW TW095132019A patent/TW200715672A/en unknown
- 2006-08-30 CN CNA2006101219806A patent/CN1923654A/en active Pending
- 2006-08-30 CN CN2009101682990A patent/CN101683934B/en active Active
- 2006-08-30 CN CN2009101684040A patent/CN101665195B/en active Active
- 2006-08-30 CN CN201010003397A patent/CN101792075A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH689482A5 (en) * | 1995-07-31 | 1999-05-14 | Tela Papierfabrik Ag | Paper-roll with closed end |
| JP2004202738A (en) * | 2002-12-24 | 2004-07-22 | Hitachi Chem Co Ltd | Adhesive tape splicing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102514986B (en) | 2016-04-27 |
| CN101683934A (en) | 2010-03-31 |
| CN101665195A (en) | 2010-03-10 |
| CN101683934B (en) | 2012-06-13 |
| JP4238885B2 (en) | 2009-03-18 |
| TW200715672A (en) | 2007-04-16 |
| JP2007092028A (en) | 2007-04-12 |
| KR100889648B1 (en) | 2009-03-19 |
| TWI301339B (en) | 2008-09-21 |
| CN102514986A (en) | 2012-06-27 |
| KR20070026029A (en) | 2007-03-08 |
| CN1923654A (en) | 2007-03-07 |
| CN101792075A (en) | 2010-08-04 |
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Address after: Tokyo, Japan Patentee after: HITACHI CHEMICAL Co.,Ltd. Address before: Tokyo, Japan Patentee before: HITACHI CHEMICAL Co.,Ltd. Address after: Tokyo, Japan Patentee after: Lishennoco Co.,Ltd. Address before: Tokyo, Japan Patentee before: HITACHI CHEMICAL Co.,Ltd. |