JP6472094B2 - 硬化性オルガノポリシロキサン組成物および電気・電子部品の保護剤または接着剤組成物 - Google Patents
硬化性オルガノポリシロキサン組成物および電気・電子部品の保護剤または接着剤組成物 Download PDFInfo
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Description
ができるものである。以下、詳細に説明する。
基である。(B)成分の分子構造は特に限定されず、直鎖状、一部分岐を有する直鎖状、分岐鎖状、環状、網目状、樹枝状が例示され、好ましくは、直鎖状である。また、(B)成分の25℃における粘度は特に限定されないが、好ましくは、1〜10,000mPa・sの範囲内である。
ルコキシシランとを混合して、室温下あるいは加熱下で反応させることによって容易に合成することができる。
分、(B)成分を少なくとも含有するものであり、それぞれ、湿気遮断下、密閉容器中に封入することにより長期間貯蔵することが可能で、前記の第I液成分と、前記の第II液成分を混合後、室温または50度以下の加温下で速やかに硬化して、シリコーンゴムを形成することができる。
1)SiHシロキサン:分子鎖両末端トリメチルシロキシ基封鎖メチルハイドロジェンシロキサン・ジメチルシロキサン共重合体 (粘度 5mPa・s, Si−H 含有量 0.72質量%)(B2)SiHシロキサン:分子鎖両末端ジメチルハイドロジェンシロキシ基封鎖ジメチルシロキサン (粘度 5mPa・s, Si−H 含有量 0.12質量%)(B3)SiHシロキサン:下記構造式で示される、1,1,5,5−テトラメチル−3,3−ジフェニルトリスシロキサン(粘度 4mPa・s, Si−H 含有量 0.60質量%)
Claims (10)
- 以下の(A)〜(E)成分を含有してなる、硬化性オルガノポリシロキサン組成物。
(A) (i)(a1)一分子中に、少なくとも1個のケイ素原子結合の一般式:
(式中、R1は同じかまたは異なる、脂肪族不飽和結合を有さない一価炭化水素基であり、R2はアルキル基であり、R3は同じかまたは異なるアルキレン基であり、aは0〜2の整数であり、pは1〜50の整数である。)
で表されるアルコキシシリル含有基、および少なくとも平均0.5個のアルケニル基を有するオルガノポリシロキサン、または
(ii)該(a1)成分と(a2)一分子中に少なくとも2個のアルケニル基を有し、前記アルコキシシリル含有基を有さないオルガノポリシロキサンとの混合物であり、該混合物中、(a1)成分の含有量は10以上100質量%未満である混合物
のいずれか、
(B)一分子中に少なくとも2個のケイ素原子結合水素原子を有するオルガノポリシロキサンであり、(A)成分中のアルケニル基1個に対して、本成分中のケイ素原子結合水素原子が0.3〜20個となる量、
(C)触媒量のヒドロシリル化反応用触媒、
(D)触媒量の縮合反応用触媒、および
(E)以下の(e1)〜(e3)のうち少なくとも2個を含有する接着促進剤であり、硬化性オルガノポリシロキサン組成物全量の0.5〜20質量%となる量:
(e1) アミノ基含有オルガノアルコキシシランとエポキシ基含有オルガノアルコキシシランとの反応混合物
(e2) 一般式:
(式中、R C は置換または非置換の炭素原子数2〜20のアルキレン基であり、R D は各々独立にアルキル基またはアルコキシアルキル基であり、R E は各々独立に一価炭化水素基であり、bは各々独立に0または1である。)で示されるジシラアルカン化合物
(e3) 一般式: Ra nSi(ORb)4−n
(式中、Raは一価のエポキシ基含有有機基であり、Rbは炭素原子数1〜6のアルキル基または水素原子である。nは1〜3の範囲の数である)で表されるエポキシ基含有シランまたはその部分加水分解縮合物。 - 請求項1に記載の硬化性オルガノポリシロキサン組成物であって、(E)接着促進剤が(e1)100質量部、(e2)10〜800質量部、および(e3)10〜800質量部の混合物である硬化性オルガノポリシロキサン組成物。
- (a1)成分が、分子鎖両末端と分子鎖側鎖のケイ素原子に前記アルコキシシリル含有基を結合する直鎖状のオルガノポリシロキサンであることを特徴とする、請求項1または請求項2に記載の硬化性オルガノポリシロキサン組成物。
- さらに、(F)無機フィラーを含有する、請求項1〜4のいずれか1項に記載の硬化性オルガノポリシロキサン組成物。
- 室温硬化性である、請求項1〜5のいずれか1項に記載の硬化性オルガノポリシロキサン組成物。
- 二液型の硬化性オルガノポリシロキサン組成物である、請求項1〜6のいずれか1項に記載の硬化性オルガノポリシロキサン組成物。
- I液成分が、前記の(C)成分および(D)成分を少なくとも含有し、
II液成分が、前記の(A)成分、(B)成分を少なくとも含有することを特徴とする、請求項7に記載の二液型の硬化性オルガノポリシロキサン組成物。 - 請求項1〜8のいずれか1項に記載の硬化性オルガノポリシロキサン組成物を含有する、封止材、保護剤または接着剤組成物。
- 電気・電子部品が請求項9に記載の封止材、保護剤または接着剤組成物により封止またはシールされてなる電気・電子機器。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014079874 | 2014-04-09 | ||
| JP2014079874 | 2014-04-09 | ||
| PCT/JP2015/001764 WO2015155950A1 (ja) | 2014-04-09 | 2015-03-26 | 硬化性オルガノポリシロキサン組成物および電気・電子部品の保護剤または接着剤組成物 |
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| Publication Number | Publication Date |
|---|---|
| JPWO2015155950A1 JPWO2015155950A1 (ja) | 2017-04-13 |
| JP6472094B2 true JP6472094B2 (ja) | 2019-02-20 |
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| Country | Link |
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| US (1) | US10077339B2 (ja) |
| EP (1) | EP3130643A4 (ja) |
| JP (1) | JP6472094B2 (ja) |
| KR (1) | KR102385489B1 (ja) |
| CN (2) | CN106414612A (ja) |
| TW (1) | TWI667292B (ja) |
| WO (1) | WO2015155950A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10358587B2 (en) * | 2016-02-09 | 2019-07-23 | Gm Global Technology Operations Llc. | Seal material with latent adhesive properties and a method of sealing fuel cell components with same |
| TWI738743B (zh) * | 2016-03-23 | 2021-09-11 | 美商道康寧公司 | 金屬-聚有機矽氧烷 |
| JP6791672B2 (ja) * | 2016-07-22 | 2020-11-25 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | 熱伝導性ポリシロキサン組成物 |
| WO2018043270A1 (ja) | 2016-09-01 | 2018-03-08 | 東レ・ダウコーニング株式会社 | 硬化性オルガノポリシロキサン組成物および電気・電子部品の保護剤または接着剤組成物 |
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| JP6756304B2 (ja) * | 2017-06-12 | 2020-09-16 | 信越化学工業株式会社 | 防水シート及び防水施工方法 |
| CN111094458B (zh) * | 2017-07-24 | 2022-03-29 | 陶氏东丽株式会社 | 导热性硅酮凝胶组合物、导热性部件及散热构造体 |
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| WO2019021824A1 (ja) | 2017-07-24 | 2019-01-31 | 東レ・ダウコーニング株式会社 | 熱伝導性シリコーンゲル組成物、熱伝導性部材および放熱構造体 |
| JP7168860B2 (ja) * | 2017-07-25 | 2022-11-10 | 株式会社スリーボンド | 被膜形成用組成物 |
| WO2019023842A1 (en) * | 2017-07-31 | 2019-02-07 | Dow Silicones Corporation | MOISTURE CURING COMPOSITIONS |
| KR102673414B1 (ko) | 2017-09-11 | 2024-06-13 | 다우 도레이 캄파니 리미티드 | 라디칼 반응성을 가지는 실리콘 엘라스토머 경화물 및 그 용도 |
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| US10077339B2 (en) | 2018-09-18 |
| WO2015155950A1 (ja) | 2015-10-15 |
| TW201609978A (zh) | 2016-03-16 |
| KR102385489B1 (ko) | 2022-04-14 |
| JPWO2015155950A1 (ja) | 2017-04-13 |
| EP3130643A4 (en) | 2017-12-13 |
| US20170121462A1 (en) | 2017-05-04 |
| CN115181426A (zh) | 2022-10-14 |
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