JP7102481B2 - 射出成形品及びその製造方法 - Google Patents
射出成形品及びその製造方法 Download PDFInfo
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- JP7102481B2 JP7102481B2 JP2020171152A JP2020171152A JP7102481B2 JP 7102481 B2 JP7102481 B2 JP 7102481B2 JP 2020171152 A JP2020171152 A JP 2020171152A JP 2020171152 A JP2020171152 A JP 2020171152A JP 7102481 B2 JP7102481 B2 JP 7102481B2
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
- H05K1/0256—Electrical insulation details, e.g. around high voltage areas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14336—Coating a portion of the article, e.g. the edge of the article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14639—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14778—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the article consisting of a material with particular properties, e.g. porous, brittle
- B29C45/14811—Multilayered articles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0014—Shaping of the substrate, e.g. by moulding
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0091—Apparatus for coating printed circuits using liquid non-metallic coating compositions
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0094—Filling or covering plated through-holes or blind plated vias, e.g. for masking or for mechanical reinforcement
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/284—Applying non-metallic protective coatings for encapsulating mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4038—Through-connections; Vertical interconnect access [VIA] connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3425—Printed circuits
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
次に、図7(a)を参照して、樹脂の射出口82が形成された第1金型80と凹部が形成された第2金型81からなる射出成形金型を準備し、基体シート40の第2面42を第2金型81に接するように配置する。次に、図7(b)を参照して、第1金型80と第2金型81を型閉じする。第1金型80と第2金型81を型閉じして形成された空間をキャビティ83、キャビティ83を形成する第2金型81の面をキャビティ面84という。基体シート40はこのキャビティ面84に、第2面が接するようにして配置されている。次に、第1金型80の射出口82からキャビティ83に溶融樹脂を射出する。この時、基体シート40の第1導電層44の上に形成された封止材46が溶融樹脂の射出圧からスルーホール43内の導電材料を流すことを抑制し、封止材46はスルーホール43に向かって突出する。次に、溶融樹脂が固化するまで冷却することで、成形樹脂体11を形成する。この溶融樹脂を固化し成形樹脂体11を形成する過程で、成形樹脂体11の表面に基体シート40が固着する。次に、図7(c)を参照して、射出成形金型を開き、図示しない取出し用アームを用いて、射出成型品10を取り出すことで、射出成型品10を得る。
11,11A,21,31 成形樹脂体
40,40A,50,60 基体シート
41,41A,51,61 第1面
42,42A,52,62 第2面
43,43A,53,63 スルーホール
44,44A,54,64 第1導電層
45,45A,55,65 第2導電層
46,46A,56,66 封止材
57 導電接着剤
58 フレキシブル配線基板
71 第1検出電極
73 第1引回し配線
74 第2引回し配線
83 キャビティ
84 キャビティ面
Claims (7)
- 第1導電層が第1面に形成され、前記第1面から第2面に貫通するスルーホールに完全に満たされた導電材料を介して、前記第1導電層に電気的に接続した第2導電層が前記第2面に形成された基体シートと、
前記スルーホールを覆うように、少なくとも前記第1導電層の上に形成された封止材と、
前記封止材を覆うように前記基体シートの上に形成された、射出成形樹脂で構成された成形樹脂体とを備え、
前記射出成形樹脂は、前記スルーホールに侵入していない、射出成型品。 - 前記封止材が前記スルーホールに向かって突出した、請求項1に記載の射出成形品。
- 前記封止材は、前記第1導電層の上から前記基体シートの第1面の上にかけて跨ぐように形成された、請求項1又は請求項2に記載の射出成形品。
- 前記封止材は、前記導電材料と同じ材料で構成された、請求項1から請求項3のいずれかに記載の射出成形品。
- 前記第2導電層は導電接着剤であり、
前記導電接着剤に電気的に接続するように固定されたフレキシブルプリント配線基板を更に備えた、請求項1から請求項4のいずれかに記載の射出成形品。 - 前記第1導電層に電気的に接続され、タッチ入力位置を検出する、前記第1面に形成された第1検出電極を更に備え、
前記第1導電層は、前記第1検出電極によって検出された信号を伝送する第1引回し配線であり、
前記第2導電層は、前記導電材料を介して、前記第1引回し配線から伝送された前記信号を更に伝送する第2引回し配線である、請求項1から請求項4のいずれかに記載の射出成型品。 - 第1導電層が第1面に形成され、前記第1面から第2面に貫通するスルーホールに完全に満たされた導電材料を介して、前記第1導電層に電気的に接続した第2導電層が前記第2面に形成され、封止材が前記スルーホールを覆うように、少なくとも前記第1導電層の上に形成された基体シートを、射出成型用金型のキャビティに、前記第2面がキャビティ面に接するように配置する工程と、
前記封止材によって、溶融樹脂が前記導電材料を流すことを抑制しながら、前記キャビティに前記溶融樹脂を射出し、充填する工程と、
前記溶融樹脂を冷却し、固化させ、成形樹脂体を形成すると同時に、その成形樹脂体の表面に前記基体シートを固着する工程とを備えた、射出成型品の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020171152A JP7102481B2 (ja) | 2020-10-09 | 2020-10-09 | 射出成形品及びその製造方法 |
DE112021005339.6T DE112021005339T5 (de) | 2020-10-09 | 2021-09-30 | Spritzgussartikel und verfahren zur herstellung desselben |
CN202180025622.8A CN115335203A (zh) | 2020-10-09 | 2021-09-30 | 注射成型品及其制造方法 |
PCT/JP2021/036239 WO2022075192A1 (ja) | 2020-10-09 | 2021-09-30 | 射出成形品及びその製造方法 |
US18/154,856 US11877386B2 (en) | 2020-10-09 | 2023-01-16 | Injection molded article and method for producing same |
Applications Claiming Priority (1)
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JP2020171152A JP7102481B2 (ja) | 2020-10-09 | 2020-10-09 | 射出成形品及びその製造方法 |
Publications (2)
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JP2022062937A JP2022062937A (ja) | 2022-04-21 |
JP7102481B2 true JP7102481B2 (ja) | 2022-07-19 |
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US (1) | US11877386B2 (ja) |
JP (1) | JP7102481B2 (ja) |
CN (1) | CN115335203A (ja) |
DE (1) | DE112021005339T5 (ja) |
WO (1) | WO2022075192A1 (ja) |
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2020
- 2020-10-09 JP JP2020171152A patent/JP7102481B2/ja active Active
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2021
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JP2005039177A (ja) | 2003-06-24 | 2005-02-10 | Stanley Electric Co Ltd | 表面実装型半導体電子部品および製造方法 |
JP2006116692A (ja) | 2004-09-22 | 2006-05-11 | Mitsubishi Materials Corp | Cmpコンディショナ |
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JP2013094986A (ja) | 2011-10-28 | 2013-05-20 | Furukawa Electric Co Ltd:The | 複合基板および複合基板の製造方法 |
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