CN105015102A - Rigid-flex board and laminating method thereof - Google Patents
Rigid-flex board and laminating method thereof Download PDFInfo
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- CN105015102A CN105015102A CN201510465553.9A CN201510465553A CN105015102A CN 105015102 A CN105015102 A CN 105015102A CN 201510465553 A CN201510465553 A CN 201510465553A CN 105015102 A CN105015102 A CN 105015102A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/088—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/092—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/204—Di-electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
- B32B2307/734—Dimensional stability
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention provides a rigid-flex board. The rigid-flex board comprises a double-sided copper foil adhesive substrate, a covering film, a thermosetting adhesive film and a halogen-free FR-4 copper foil board, wherein the covering film, the thermosetting adhesive film and the halogen-free FR-4 copper foil board are sequentially arranged on the opposite surfaces of the double-sided copper foil adhesive substrate in a stacking manner respectively. The invention also provides a laminating method of the rigid-flex board. According to the rigid-flex board and the laminating method of the rigid-flex board provided by the invention, a prepreg is replaced with the thermosetting adhesive film as a laminating adhesive between the covering film and the halogen-free FR-4 copper foil board, so that the yield is high, the material cost is low, the performance meets the requirements, and the requirement for the cleanliness of a laminating production site of the rigid-flex board is reduced.
Description
Technical field
The present invention relates to Rigid Flex technical field, concrete, relate to a kind of Rigid Flex and compression method thereof.
Background technology
Along with electronic product is towards frivolous, short and small and multifunction development, Rigid Flex is because the durability of its excellence is with flexible, more and more be applied on industry, Medical Devices, mobile phone, LCD TV and other consumer electronics product, as the hard disk drive of electronic computer, floppy disk, mobile phone, notebook computer, camera, video camera and PDA etc., market prospects are huge.
At present, in the Rigid Flex or compression method of correlation technique, use prepreg as adhesive, but because prepreg does not have qualified supplier at home, face foreign material buying difficulty, and prepreg requires at 10,000 grades the clean quiet degree of pressing production site, therefore, be necessary to be further improved the use of glue in Rigid Flex or compression method, to avoid above-mentioned defect.
Summary of the invention
Pre-preg materials buying difficulty is there is in order to solve in the Rigid Flex of above-mentioned correlation technique and compression method thereof, high problem is required to the clean quiet degree of pressing production site, the invention provides a kind of Rigid Flex and compression method thereof, described Rigid Flex replaces prepreg as adhesive by using thermosetting glued membrane, not only efficiently solve pre-preg materials buying difficulty, production cost is high, high problem is required to the clean quiet degree of production site, and the requirement of every characteristic index of Rigid Flex can be met.
The invention provides a kind of Rigid Flex, comprise two-sided Copper Foil and have gum base materials, cover layer, thermosetting glued membrane and halogen-free FR-4 copper foil plate, the apparent surface of gum base materials is had, the described cover layer that is cascading respectively, described thermosetting glued membrane and described halogen-free FR-4 copper foil plate at described two-sided Copper Foil.
In Rigid Flex one provided by the invention preferred embodiment, described two-sided Copper Foil has gum base materials to comprise the first polyimide resin layer, first ring epoxy resins adhesive layer and two-sided copper foil plate, the apparent surface of described first polyimide resin layer, be cascading described first ring epoxy resins adhesive layer and described two-sided copper foil plate respectively.
In Rigid Flex one provided by the invention preferred embodiment, described cover layer comprises the second epoxy resin adhesive layer and the second polyimide resin layer, on the surface of described two-sided copper foil plate away from described first ring epoxy resins adhesive layer side, be cascading described second epoxy resin adhesive layer and described second polyimide resin layer.
In Rigid Flex one provided by the invention preferred embodiment, described thermosetting glued membrane is attached at the surface of described second polyimide resin layer away from described second epoxy resin adhesive layer side.
In Rigid Flex one provided by the invention preferred embodiment, described halogen-free FR-4 copper foil plate comprises halogen-free FR-4 and one side copper foil plate, on the surface of described thermosetting glued membrane away from described second polyimide resin layer side, be cascading described halogen-free FR-4 and described one side copper foil plate.
The invention provides a kind of Rigid Flex compression method, comprise the following steps:
There is provided the single radial cut pressing stack with receiving space: described single radial cut pressing stack comprises carrier, cover plate, silicagel pad and individual layer fold structure, the side of structure apparent surface is folded at described individual layer, the described silicagel pad that is cascading and described cover plate, the opposite side of structure apparent surface is folded at described individual layer, the described silicagel pad that is cascading and described carrier, described individual layer is folded structure and is comprised 4-methylpentene polymer film and steel plate, to be cascading described steel plate and 4-methylpentene polymer film away from the surface of described carrier or described cover plate side in described silicagel pad, and receiving space is formed between described two 4-methylpentene polymer films,
Rigid Flex to be laminated is provided, and described Rigid Flex to be laminated being contained in the receiving space of described single radial cut pressing stack: described Rigid Flex to be laminated comprises two-sided Copper Foil gum base materials, cover layer, thermosetting glued membrane and halogen-free FR-4 copper foil plate, the apparent surface of gum base materials is had, the described cover layer that is cascading respectively, described thermosetting glued membrane and described halogen-free FR-4 copper foil plate at described two-sided Copper Foil;
The described single radial cut pressing stack containing described Rigid Flex to be laminated is carried out pressing: described Rigid Flex to be laminated carries out pressing according to parameter preset.
In Rigid Flex compression method one provided by the invention preferred embodiment, described Rigid Flex to be laminated carries out except pressing except according to parameter preset, pressing time can also be adjusted in 60 minutes, but wants 160 degree to toast 1 hour after pressing.
In Rigid Flex compression method one provided by the invention preferred embodiment, described individual layer is folded structure and is also provided with two keepers.
Compared to correlation technique, Rigid Flex provided by the invention and method have following beneficial effect:
One, the present invention can replace the high prepreg of price, effects on surface purity requirements as the pressure-sensitive adhesive between described cover layer and described halogen-free FR-4 copper foil plate by quick-setting described thermosetting glued membrane under stable performance under room temperature, high temperature, not only yields is high, the cost of material is low, performance meets the demands, and reduces the requirement to Rigid Flex pressing production site cleanliness factor.
Two, the present invention replaces electrolytic copper foil as scleroma plywood using the better described halogen-free RF-4 one side copper foil plate of hardness, effectively can improve the rigidity of Rigid Flex.
Three, the present invention is good with coating property, fluidity is low, the non-shrinking described silicagel pad of cooling procedure is arranged in described single radial cut pressing stack, ensure that in lamination process, bubble-free and flexible material are indeformable.
Four, individual layer of the present invention is folded structure and is comprised 4-methylpentene polymer film and steel plate, and described 4-methylpentene polymer film effectively can prevent pure glue, and because pressing pressure causes, excessive glue, to internal layer pad, thus effectively improves Rigid Flex pressing qualification rate.
Five, described Rigid Flex to be laminated carries out pressing according to parameter preset, effectively can improve Rigid Flex pressing qualification rate.
Six, the present invention carries out pressing with described first ring epoxy resins adhesive layer and described first polyimide resin layer and gluing and described second polyimide resin layer of described second epoxy resin, because epoxide-resin glue has the surperficial adhesive strength of metal and nonmetallic materials high, dielectric properties are good, set shrinkage factor is little, hardness is high, and pliability is better and to alkali and most of solvent-stable feature; Polyimide resin has higher heat-resisting quantity, and the feature of the dimensional stability that intensity is high, modulus is high, fracture toughness is high and excellent, can not only play the effect of protection circuit after pressing, and the buckling deformation after impacting that can keep from heat.
Seven, Rigid Flex to be laminated of the present invention carries out except pressing except according to parameter preset, pressing time can also be adjusted in 60 minutes, but want 160 degree to toast 1 hour after pressing, this adjustment not only can meet properties of product requirement, stable prod yields, and saved pressing time.
Eight, individual layer of the present invention is folded structure and is also provided with two keepers, described keeper energy management and control epoxide-resin glue, control the superimposed off normal of pure glue because soft junction plywood harmomegathus causes, management and control lamination mode and adjustment pressing formula, thus effectively improve Rigid Flex pressing qualification rate.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the sectional view of Rigid Flex provided by the invention;
Fig. 2 is the flow chart of steps of Rigid Flex compression method provided by the invention;
Fig. 3 is the sectional view of single radial cut pressing stack in the compression method of Rigid Flex shown in Fig. 2;
Fig. 4 is the sectional view that the individual layer of the pressing stack of single radial cut shown in Fig. 3 folds structure;
Fig. 5 is the sectional view of Rigid Flex to be laminated in the compression method of Rigid Flex shown in Fig. 2.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1, is the sectional view of Rigid Flex provided by the invention.Described Rigid Flex 1 comprises two-sided Copper Foil gum base materials 11, cover layer 13, thermosetting glued membrane 15 and halogen-free FR-4 copper foil plate 17.The apparent surface of gum base materials 11 is had, the described cover layer 13 that is cascading respectively, described thermosetting glued membrane 15 and described halogen-free FR-4 copper foil plate 17 at described two-sided Copper Foil.
Described two-sided Copper Foil has gum base materials 11 to comprise the first polyimide resin layer 111, first ring epoxy resins adhesive layer 113 and two-sided copper foil plate 115.Described two-sided copper foil plate 115 is Flexible copper-clad plate.
The quantity of described first ring epoxy resins adhesive layer 113 is two layers, and the quantity of described two-sided copper foil plate 115 is two pieces.The apparent surface of described first polyimide resin layer 111, be cascading described first ring epoxy resins adhesive layer 113 and described two-sided copper foil plate 115 respectively.
Described cover layer 13 comprises the second epoxy resin adhesive layer 131 and the second polyimide resin layer 133.
The quantity of described second epoxy resin adhesive layer 131 is two layers, and the quantity of described second polyimide resin layer 133 is two layers.On the surface of described two-sided copper foil plate 115 away from described first ring epoxy resins adhesive layer 113 side, be cascading described second epoxy resin adhesive layer 131 and described second polyimide resin layer 133.
Described thermosetting glued membrane 15 to be quantity the be pure glue of two layers, and be attached at the surface of described second polyimide resin layer 133 away from described second epoxy resin adhesive layer 131 side.
Described halogen-free FR-4 copper foil plate 17 comprises halogen-free FR-4 171 and one side copper foil plate 173, and described one side copper foil plate 173 is rigidity copper-clad plate.
The quantity of described halogen-free FR-4 171 is two layers, and described one side copper foil plate 173 quantity is two pieces.On the surface of described thermosetting glued membrane 15 away from described second polyimide resin layer 133 side, be cascading described halogen-free FR-4 171 and described one side copper foil plate 173.
Referring again to Fig. 2, it is the flow chart of steps of Rigid Flex compression method provided by the invention.Described Rigid Flex compression method comprises the following steps:
Step S1, provide the single radial cut pressing stack with receiving space.
Referring again to Fig. 3, it is the sectional view of single radial cut pressing stack in the compression method of Rigid Flex shown in Fig. 2.Described single radial cut pressing stack 2 comprises carrier 21, cover plate 23, silicagel pad 25 and 12 individual layers and folds structure 27.Fold the side of structure 27 apparent surface at described individual layer, be cascading described silicagel pad 25 and described cover plate 23.Fold the opposite side of structure 27 apparent surface at described individual layer, be cascading described silicagel pad 25 and described carrier 21.
Referring to Fig. 4, is the sectional view that the individual layer of the pressing stack of single radial cut shown in Fig. 3 folds structure.Described individual layer is folded structure 27 and is comprised 4-methylpentene polymer film 271, steel plate 273 and two keeper (not shown).To be cascading described steel plate 273 and 4-methylpentene polymer film 271 away from the surface of described carrier 21 or described cover plate 23 side in described silicagel pad 25, and to form receiving space between described two 4-methylpentene polymer films 271.
Step S2, provide Rigid Flex 31 to be laminated, and described Rigid Flex 31 to be laminated is contained in the receiving space of described single radial cut pressing stack.
Referring again to Fig. 5, it is the sectional view of Rigid Flex to be laminated in the compression method of Rigid Flex shown in Fig. 2.Described Rigid Flex to be laminated 3 comprises two-sided Copper Foil gum base materials 31, cover layer 33, thermosetting glued membrane 35 and halogen-free FR-4 copper foil plate 37.The apparent surface of gum base materials 31 is had, the described cover layer 33 that is cascading respectively, described thermosetting glued membrane 35 and described halogen-free FR-4 copper foil plate 37 at described two-sided Copper Foil.
Described two-sided Copper Foil has gum base materials 31 to comprise the first polyimide resin layer 311, first ring epoxy resins adhesive layer 313 and two-sided copper foil plate 315.Described first polyimide resin layer 311 thickness is 13 μm.Described first ring epoxy resins adhesive layer 313 thickness is 12 μm, and quantity is two layers.Described two-sided copper foil plate 315 is that thickness can be between 18 μm-28 μm, and quantity is the Flexible copper-clad plate of two pieces.
The apparent surface of described first polyimide resin layer 311, be cascading described first ring epoxy resins adhesive layer 313 and described two-sided copper foil plate 315 respectively.
Described cover layer 33 comprises the second epoxy resin adhesive layer 331 and the second polyimide resin layer 333.Described second epoxy resin adhesive layer 331 thickness is 25 μm, and quantity is two layers.Described second polyimide resin layer 333 thickness is 15 μm, and quantity is two layers.
On the surface of described two-sided copper foil plate 315 away from described first ring epoxy resins adhesive layer 313 side, be cascading described second epoxy resin adhesive layer 331 and described second polyimide resin layer 333.
Described thermosetting glued membrane 35 is thickness is 25 μm, and quantity is the pure glue of two layers, and is attached at the surface of described second polyimide resin layer 333 away from described second epoxy resin adhesive layer 331 side.
Described halogen-free FR-4 copper foil plate 37 comprises halogen-free FR-4 371 and one side copper foil plate 373.Described halogen-free FR-4 371 quantity is two layers, and described one side copper foil plate 373 is that thickness can be between 18 μm-28 μm, and the rigidity copper-clad plate of quantity two pieces.
On the surface of described thermosetting glued membrane 35 away from described second polyimide resin layer 333 side, be cascading described halogen-free FR-4 371 and described one side copper foil plate 373.
Step S3, the described single radial cut pressing stack containing described Rigid Flex to be laminated 3 is carried out pressing: described Rigid Flex 3 to be laminated carries out pressing according to the parameter preset shown in table 1.
Table 1: Rigid Flex pressing parameter
In other specific embodiments, described Rigid Flex 3 to be laminated carries out except pressing except according to parameter preset, pressing time can also be adjusted in 60 minutes, but wants 160 degree to toast 1 hour after pressing.
Compared to correlation technique, Rigid Flex provided by the invention and compression method thereof have following beneficial effect:
One, the present invention can replace the high prepreg of price, effects on surface purity requirements as the pressure-sensitive adhesive between described cover layer 13 and described halogen-free FR-4 copper foil plate 17 by quick-setting described thermosetting glued membrane 15 under stable performance under room temperature, high temperature, not only yields is high, the cost of material is low, performance meets the demands, and reduces the requirement to Rigid Flex pressing production site cleanliness factor.
Two, the present invention replaces electrolytic copper foil as scleroma plywood using the better described halogen-free RF-4 one side copper foil plate 17 of hardness, effectively can improve the rigidity of Rigid Flex.
Three, the present invention is good with coating property, fluidity is low, the non-shrinking described silicagel pad 25 of cooling procedure is arranged in described single radial cut pressing stack 2, ensure that in lamination process, bubble-free and flexible material are indeformable.
Four, individual layer of the present invention is folded structure 27 and is comprised 4-methylpentene polymer film 271 and steel plate 273, described 4-methylpentene polymer film 271 effectively can prevent pure glue, and because pressing pressure causes, excessive glue, to internal layer pad, thus effectively improves Rigid Flex pressing qualification rate.
Five, described Rigid Flex 3 to be laminated carries out pressing according to parameter preset, effectively can improve Rigid Flex pressing qualification rate.
Six, the present invention carries out pressing with described first ring epoxy resins adhesive layer 311 and described first polyimide resin layer 313 and described second epoxy resin adhesive layer 331 with described second polyimide resin layer 333.Because epoxide-resin glue has the surperficial adhesive strength of metal and nonmetallic materials high, dielectric properties are good, and set shrinkage factor is little, and hardness is high, and pliability is better and to alkali and most of solvent-stable feature; Polyimide resin has higher heat-resisting quantity, the feature of the dimensional stability that intensity is high, modulus is high, fracture toughness is high and excellent.The effect of protection circuit can not only be played after pressing, and the buckling deformation after impacting that can keep from heat.
Seven, Rigid Flex to be laminated 3 of the present invention carries out except pressing except according to parameter preset, pressing time can also be adjusted in 60 minutes, but want 160 degree to toast 1 hour after pressing, this adjustment not only can meet properties of product requirement, stable prod yields, and saved pressing time.
Eight, individual layer of the present invention is folded structure 27 and is also provided with two keeper (not shown), described keeper (not shown) energy management and control epoxide-resin glue, control the superimposed off normal of pure glue because soft junction plywood harmomegathus causes, management and control lamination mode and adjustment pressing formula, thus effectively improve Rigid Flex pressing qualification rate.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a Rigid Flex, it is characterized in that, comprise two-sided Copper Foil and have gum base materials, cover layer, thermosetting glued membrane and halogen-free FR-4 copper foil plate, the apparent surface of gum base materials is had, the described cover layer that is cascading respectively, described thermosetting glued membrane and described halogen-free FR-4 copper foil plate at described two-sided Copper Foil.
2. Rigid Flex according to claim 1, it is characterized in that, described two-sided Copper Foil has gum base materials to comprise the first polyimide resin layer, first ring epoxy resins adhesive layer and two-sided copper foil plate, the apparent surface of described first polyimide resin layer, be cascading described first ring epoxy resins adhesive layer and described two-sided copper foil plate respectively.
3. Rigid Flex according to claim 2, it is characterized in that, described cover layer comprises the second epoxy resin adhesive layer and the second polyimide resin layer, on the surface of described two-sided copper foil plate away from described first ring epoxy resins adhesive layer side, be cascading described second epoxy resin adhesive layer and described second polyimide resin layer.
4. Rigid Flex according to claim 3, it is characterized in that, described thermosetting glued membrane is attached at the surface of described second polyimide resin layer away from described second epoxy resin adhesive layer side.
5. Rigid Flex according to claim 4, it is characterized in that, described halogen-free FR-4 copper foil plate comprises halogen-free FR-4 and one side copper foil plate, on the surface of described thermosetting glued membrane away from described second polyimide resin layer side, be cascading described halogen-free FR-4 and described one side copper foil plate.
6. a Rigid Flex compression method, is characterized in that, comprises the following steps:
There is provided the single radial cut pressing stack with receiving space: described single radial cut pressing stack comprises carrier, cover plate, silicagel pad and individual layer fold structure, the side of structure apparent surface is folded at described individual layer, the described silicagel pad that is cascading and described cover plate, the opposite side of structure apparent surface is folded at described individual layer, the described silicagel pad that is cascading and described carrier, described individual layer is folded structure and is comprised 4-methylpentene polymer film and steel plate, to be cascading described steel plate and 4-methylpentene polymer film away from the surface of described carrier or described cover plate side in described silicagel pad, and receiving space is formed between described two 4-methylpentene polymer films,
Rigid Flex to be laminated is provided, and described Rigid Flex to be laminated being contained in the receiving space of described single radial cut pressing stack: described Rigid Flex to be laminated comprises two-sided Copper Foil gum base materials, cover layer, thermosetting glued membrane and halogen-free FR-4 copper foil plate, the apparent surface of gum base materials is had, the described cover layer that is cascading respectively, described thermosetting glued membrane and described halogen-free FR-4 copper foil plate at described two-sided Copper Foil;
The described single radial cut pressing stack containing described Rigid Flex to be laminated is carried out pressing: described Rigid Flex to be laminated carries out pressing according to parameter preset.
7. Rigid Flex compression method according to claim 6, it is characterized in that, described Rigid Flex to be laminated carries out except pressing except according to parameter preset, pressing time can also be adjusted in 60 minutes, but wants 160 degree to toast 1 hour after pressing.
8. Rigid Flex compression method according to claim 6, it is characterized in that, described individual layer is folded structure and is also provided with two keepers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510465553.9A CN105015102A (en) | 2015-07-31 | 2015-07-31 | Rigid-flex board and laminating method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510465553.9A CN105015102A (en) | 2015-07-31 | 2015-07-31 | Rigid-flex board and laminating method thereof |
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| Publication Number | Publication Date |
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| CN105015102A true CN105015102A (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510465553.9A Pending CN105015102A (en) | 2015-07-31 | 2015-07-31 | Rigid-flex board and laminating method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120117A1 (en) * | 2019-12-19 | 2021-06-24 | 瑞声声学科技(深圳)有限公司 | Substrate plate having different copper foils on two surfaces thereof |
-
2015
- 2015-07-31 CN CN201510465553.9A patent/CN105015102A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021120117A1 (en) * | 2019-12-19 | 2021-06-24 | 瑞声声学科技(深圳)有限公司 | Substrate plate having different copper foils on two surfaces thereof |
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Application publication date: 20151104 |
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