JP2017064939A - 積層体基板、導電性基板、積層体基板の製造方法、導電性基板の製造方法 - Google Patents
積層体基板、導電性基板、積層体基板の製造方法、導電性基板の製造方法 Download PDFInfo
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
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Abstract
Description
透明基材と、
前記透明基材の少なくとも一方の面側に形成された積層体とを備え、
前記積層体が、
銅と、ニッケルとを含有する低反射率合金層と、
銅層とを有し、
前記低反射率合金層に含まれる前記銅、及び前記ニッケルのうち、前記ニッケルの割合が30質量%以上85質量%以下である積層体基板を提供する。
(積層体基板、導電性基板)
本実施形態の積層体基板は、透明基材と、透明基材の少なくとも一方の面側に形成された積層体とを備えることができる。そして、積層体が、銅と、ニッケルとを含有する低反射率合金層と、銅層とを有し、低反射率合金層に含まれる銅、及びニッケルのうち、ニッケルの割合を30質量%以上85質量%以下とすることができる。
(積層体基板の製造方法、導電性基板の製造方法)
次に本実施形態の積層体基板の製造方法の構成例について説明する。
透明基材を準備する透明基材準備工程。
透明基材の少なくとも一方の面側に積層体を形成する積層体形成工程。
そして、上記積層体形成工程は以下のステップを含むことができる。
銅を堆積する銅層成膜手段により銅層を形成する銅層形成ステップ。
銅と、ニッケルとを含有する低反射率合金層を堆積する低反射率合金層成膜手段により低反射率合金層を成膜する低反射率合金層形成ステップ。
(評価方法)
(1)正反射率
以下の各実施例、比較例において作製した積層体基板について正反射率の測定を行った。
(2)開口部の全光線透過率の減少率
各実施例、比較例で作製した導電性基板の透明基材を露出する金属細線間の開口部について、全光線透過率の測定を行った。
(試料の作製条件)
実施例、比較例として、以下に説明する条件で積層体基板、及び導電性基板を作製し、上述の評価方法により評価を行った。
[実施例1]
図3(a)に示した構造を有する積層体基板を作製した。
[実施例2〜実施例6]
第1、第2の低反射率合金層を成膜する際に用いたスパッタリングターゲットの組成を表1に示したように変更した点以外は実施例1と同様にして積層体基板を作製し、評価を行った。
[比較例1〜比較例3]
比較例1では、第1、第2の低反射率合金層を成膜する際に用いたスパッタリングターゲットの組成を表1に示したように変更した点以外は実施例1と同様にして積層体基板を作製し、評価を行った。
11 透明基材
12、12A、12B 銅層
13、13A、13B、131、132、131A、131B、132A、132B 低反射率合金層
30 導電性基板
31A、31B 銅配線層
321A、321B、322A、322B、61 低反射率合金配線層
Claims (11)
- 透明基材と、
前記透明基材の少なくとも一方の面側に形成された積層体とを備え、
前記積層体が、
銅と、ニッケルとを含有する低反射率合金層と、
銅層とを有し、
前記低反射率合金層に含まれる前記銅、及び前記ニッケルのうち、前記ニッケルの割合が30質量%以上85質量%以下である積層体基板。 - 前記積層体は、前記低反射率合金層として、第1の低反射率合金層及び第2の低反射率合金層を有し、
前記銅層は、前記第1の低反射率合金層と、前記第2の低反射率合金層との間に配置された請求項1に記載の積層体基板。 - 波長400nm以上700nm以下の光の正反射率の平均が55%以下である請求項1または2に記載の積層体基板。
- 透明基材と、
前記透明基材の少なくとも一方の面側に形成された金属細線とを備え、
前記金属細線が、
銅と、ニッケルとを含有する低反射率合金配線層と、
銅配線層とを備えた積層体であり、
前記低反射率合金配線層に含まれる前記銅、及び前記ニッケルのうち、前記ニッケルの割合が30質量%以上85質量%以下である導電性基板。 - 前記金属細線は、前記低反射率合金配線層として、第1の低反射率合金配線層及び第2の低反射率合金配線層を有し、
前記銅配線層は、前記第1の低反射率合金配線層と、前記第2の低反射率合金配線層との間に配置された請求項4に記載の導電性基板。 - 前記金属細線間には前記透明基材を露出する開口部が設けられており、
前記開口部の波長400nm以上700nm以下の光の透過率の平均の、前記透明基材の波長400nm以上700nm以下の光の透過率の平均からの減少率が、3.0%以下である請求項4または5に記載の導電性基板。 - 透明基材を準備する透明基材準備工程と、
前記透明基材の少なくとも一方の面側に積層体を形成する積層体形成工程とを有し、
前記積層体形成工程は、
銅を堆積する銅層成膜手段により銅層を形成する銅層形成ステップと、
銅と、ニッケルとを含有する低反射率合金層を堆積する低反射率合金層成膜手段により低反射率合金層を成膜する低反射率合金層形成ステップと、を含み、
前記低反射率合金層形成ステップは減圧雰囲気下において実施し、前記低反射率合金層に含まれる前記銅、及び前記ニッケルのうち、前記ニッケルの割合が30質量%以上85質量%以下である積層体基板の製造方法。 - 前記低反射率合金層成膜手段がスパッタリング成膜法である請求項7に記載の積層体基板の製造方法。
- 前記低反射率合金層は厚さが10nm以上である請求項7または8に記載の積層体基板の製造方法。
- 請求項7乃至9のいずれか一項に記載の積層体基板の製造方法により得られた積層体基板の前記銅層と、前記低反射率合金層とをエッチングし、銅配線層と、低反射率合金配線層とを備えた積層体である金属細線を有する配線パターンを形成するエッチング工程を有し、
前記エッチング工程により、前記銅層及び前記低反射率合金層に開口部を形成する導電性基板の製造方法。 - 得られる導電性基板の波長400nm以上700nm以下の光の正反射率の平均が55%以下である請求項10に記載の導電性基板の製造方法。
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JP2015189936A JP6531596B2 (ja) | 2015-09-28 | 2015-09-28 | 積層体基板、導電性基板、積層体基板の製造方法、導電性基板の製造方法 |
KR1020187006512A KR102544424B1 (ko) | 2015-09-28 | 2016-09-21 | 적층체 기판, 도전성 기판, 적층체 기판 제조방법 및 도전성 기판 제조방법 |
CN201680048736.3A CN107921747A (zh) | 2015-09-28 | 2016-09-21 | 积层体基板、导电性基板、积层体基板的制造方法、导电性基板的制造方法 |
PCT/JP2016/077871 WO2017057139A1 (ja) | 2015-09-28 | 2016-09-21 | 積層体基板、導電性基板、積層体基板の製造方法、導電性基板の製造方法 |
TW105131030A TWI713591B (zh) | 2015-09-28 | 2016-09-26 | 積層體基板、導電性基板、積層體基板之製造方法、導電性基板之製造方法 |
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WO2018221183A1 (ja) * | 2017-05-29 | 2018-12-06 | 住友金属鉱山株式会社 | 透明導電性基板の製造方法、透明導電性基板 |
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WO2018221183A1 (ja) * | 2017-05-29 | 2018-12-06 | 住友金属鉱山株式会社 | 透明導電性基板の製造方法、透明導電性基板 |
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TWI785046B (zh) * | 2017-05-29 | 2022-12-01 | 日商住友金屬礦山股份有限公司 | 透明導電性基板之製造方法、透明導電性基板 |
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