JP7398717B2 - 準不燃の建築用断熱材及びその製造方法 - Google Patents
準不燃の建築用断熱材及びその製造方法 Download PDFInfo
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- JP7398717B2 JP7398717B2 JP2021560294A JP2021560294A JP7398717B2 JP 7398717 B2 JP7398717 B2 JP 7398717B2 JP 2021560294 A JP2021560294 A JP 2021560294A JP 2021560294 A JP2021560294 A JP 2021560294A JP 7398717 B2 JP7398717 B2 JP 7398717B2
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Description
第一に、生産面において、多くのコストと複雑なプロセスが必要なアルミニウムラミネートシートを含まないので、工程のコストを下げ、工程のプロセスを簡素化することができる。
第二に、アルミニウムラミネートシートを含まなくても、優れた不燃性能を有する。
第三に、アルミニウムラミネートシートを含んだ断熱材に比べて、芯材層および面材層との接着性が優れ、現場での取り扱いが容易である。
第四に、不燃性コーティング層に有機バインダーが含まれない場合は、VOC(Volatile organic compounds:揮発性有機化合物)が発生しない、という効果がある。
酸化アルミニウム(メーカー:サム化学)15重量部、酸化ケイ素(メーカー:シンウォン貿易商社)17重量部、ケイ酸ナトリウム(メーカー:ヨンジン化学)25重量部、炭酸カルシウム(メーカー:テギョン産業)18重量部および水25重量部を混合/攪拌して不燃性組成物を製造した。
上記製造例1の不燃性組成物において、水25重量部の代わりに酢酸ビニル(PVAc)25重量部に変更して不燃性組成物を製造した。
酸化アルミニウム(メーカー:サム化学)23重量部、酸化ケイ素(メーカー:シンウォン貿易商社)21重量部、ケイ酸ナトリウム(メーカー:ヨンジン化学)10重量部、炭酸カルシウム(メーカー:テギョン産業)21重量部および水25重量部を混合/攪拌して不燃性組成物を製造した。
酸化アルミニウム(メーカー:サム化学)10重量部、ケイ酸ナトリウム(メーカー:ヨンジン化学)25重量部、炭酸カルシウム(メーカー:テギョン産業)40重量部および水25重量部を混合/攪拌して不燃性組成物を製造した。
芯材層として、密度が31kg/m3であり、厚さが50mmである硬質ポリウレタンフォームを使用した。芯材層の一面に、上記製造例1の不燃性組成物を坪量250g/m2、厚さ0.1mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
芯材層として、密度が31kg/m3であり、厚さが50mmである硬質ポリウレタンフォームを使用した。芯材層の一面に、上記製造例1の不燃性組成物を坪量490g/m2、厚さ0.2mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
芯材層として、密度が31kg/m3であり、厚さが50mmである硬質ポリウレタンフォームを使用した。芯材層の一面に、上記製造例1の不燃性組成物を坪量740g/m2、厚さ0.3mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
芯材層として、密度が35kg/m3であり、厚さが50mmである硬質フェノールフォームを使用した。上記芯材層の一面に、上記製造例1の不燃性組成物を坪量490g/m2、厚さ0.2mmになるようにナイフコーティング方法でコーティングした後、乾燥してフェノール断熱材を製造した。
坪量80g/m2であるクラフト紙に、硬質フェノールフォーム(厚さ50mm、密度35kg/m3)を発泡した。クラフト紙の表面上に、上記製造例1の不燃性組成物を坪量490g/m2、厚さ0.2mmになるようにナイフコーティング方法でコーティングした後、乾燥してフェノール断熱材を製造した。
芯材層として、密度が30kg/m3であり、厚さが50mmである発泡スチレンを使用した。芯材層の一面に、上記製造例1の不燃性組成物を坪量740g/m2、厚さ0.3mmになるようにナイフコーティング方法でコーティングした後、乾燥してスチレン断熱材を製造した。
坪量80g/m2のクラフト紙に、硬質ポリウレタンフォーム(厚さ50mm、密度31kg/m3)を発泡した。クラフト紙の表面上に、上記製造例1の不燃性組成物を坪量490g/m2、厚さ0.2mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
坪量80g/m2のクラフト紙に、硬質ポリウレタンフォーム(厚さ50mm、密度31kg/m3)を発泡した。クラフト紙の表面上に、上記製造例1の不燃性組成物を坪量740g/m2、厚さ0.3mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
坪量50g/m2のガラス繊維ティッシュに、硬質ポリウレタンフォーム(厚さ50mm、密度31kg/m3)を発泡した。上記ガラス繊維ティッシュの表面上に、上記製造例1の不燃性組成物を坪量740g/m2、厚さ0.3mmになるようにナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
厚さ7μmのアルミニウムと坪量100g/m2のガラス繊維織物をラミネートして、坪量116g/m2であり、厚さ0.15mmであるアルミニウムラミネートシートを製造した。アルミニウムラミネートシートのガラス繊維織物の表面に、芯材層として、密度31kg/m3であり、厚さ50mmの硬質ポリウレタンフォームを発泡してウレタン断熱材を製造した。
厚さ7μmのアルミニウムと坪量50g/m2のクラフト紙をラミネートして坪量70g/m2であり、厚さ0.1mmであるアルミニウムラミネートシートを製造した。ラミネートされたクラフト紙の表面に、芯材層として、厚さ50mmであり、密度31kg/m3である硬質ポリウレタンフォームを発泡して、ウレタン断熱材を製造した。
厚さ25μmのアルミニウムとガラス繊維織物およびガラス繊維ティッシュ(ガラス繊維全体の坪量76g/m2)をラミネートし、ピンホール処理して坪量150g/m2であり、厚さ0.35mmであるアルミニウムラミネートシートを製造した。上記ラミネートシートのガラス繊維の表面に、芯材層として、厚さ50mmであり、密度31 kg/m3である硬質ポリウレタンフォームを発泡して、ウレタン断熱材を製造した。
厚さ25μmのアルミニウムとガラス繊維織物およびガラス繊維ティッシュ(ガラス繊維全体の坪量76g/m2)をラミネートし、ピンホール処理して坪量150g/m2であり、厚さ0.35mmであるアルミニウムラミネートシートを製造した。上記ラミネートシートのガラス繊維の表面に、芯材層として、厚さ50mmであり、密度35kg/m3である硬質フェノールフォームを発泡して、フェノール断熱材を製造した。
芯材層として、厚さ50mmであり、密度31kg/m3である硬質ポリウレタンフォームを使用した。上記硬質ポリウレタンフォームの上部に、坪量1、190g/m2であり、厚さ0.3mmである耐火塗料をナイフコーティング方法でコーティングした後、乾燥してウレタン断熱材を製造した。
厚さ50mmであり、密度31kg/m3である硬質ポリウレタンフォームを用いて、表面に何の処理なしに断熱材を製造した。
坪量50g/m2であり、厚さ0.3mmであるガラス繊維ティッシュの表面に、厚さ50mmであり、密度31kg/m3である硬質ポリウレタンフォームを発泡してウレタン断熱材を製造した。
上記実施例3において、製造例2の不燃性組成物を用いたことを除いては、実施例3と同様にウレタン断熱材を製造した。
上記実施例3において、製造例3の不燃性組成物を用いたことを除いては、実施例3と同様にウレタン断熱材を製造した。
上記実施例3において、製造例4の不燃性組成物を用いたことを除いては、実施例3と同様にウレタン断熱材を製造した。
Claims (7)
- 芯材層と、
前記芯材層の一面または両面に0.1~3.0mmの厚さに形成された不燃性コーティング層と、を含み、
前記不燃性コーティング層は、有機バインダーを含まず、
前記不燃性コーティング層が酸化アルミニウム11~23重量部、酸化ケイ素15~21重量部、ケイ酸ナトリウム19~32重量部および炭酸カルシウム15~21重量部を含む、準不燃の建築用断熱材。 - 芯材層と、
前記芯材層の一面または両面に位置する面材層と、
前記面材層が芯材層と接する一面の他面または前記面材層と芯材層との間に位置し、0.1~3.0mmの厚さを有する不燃性コーティング層と、を含み、
前記不燃性コーティング層は、有機バインダーを含まず、
前記不燃性コーティング層が酸化アルミニウム11~23重量部、酸化ケイ素15~21重量部、ケイ酸ナトリウム19~32重量部および炭酸カルシウム15~21重量部を含む、準不燃の建築用断熱材。 - 前記不燃性コーティング層は、酸化アルミニウム11~23重量部、酸化ケイ素15~21重量部、ケイ酸ナトリウム19~32重量部、炭酸カルシウム15~21重量部および水15~28重量部の不燃性組成物をコーティングして形成された、請求項1または請求項2に記載の準不燃の建築用断熱材。
- 前記芯材層は、ポリウレタンフォーム、ポリイソシアヌレートフォーム、フェノールフォーム、膨張スチレンフォーム、押出スチレンフォーム、メラミンフォーム、ポリエチレンフォーム、ポリプロピレンフォーム、エチレン酢酸ビニル共重合体フォーム、ポリイミドフォーム、ポリ塩化ビニルフォーム、およびシリコーンフォームからなる群から選択された1種または2種以上であり、
芯材層の密度は15~60kg/m3であり、厚さは20~200mmである、請求項1または請求項2に記載の準不燃の建築用断熱材。 - 前記準不燃の建築用断熱材は、アルミニウム素材を含まない、請求項1または請求項2に記載の準不燃の建築用断熱材。
- 前記面材層は、ポリオレフィン系不織布、クラフト紙、ガラス繊維メッシュ、ガラス繊維織物、ガラス繊維ティッシュからなる群から選択された1種を含む、請求項2に記載の準不燃の建築用断熱材。
- (a)酸化アルミニウム11~23重量部、酸化ケイ素15~21重量部、ケイ酸ナトリウム19~32重量部、炭酸カルシウム15~21重量部および水を混合して不燃性組成物を製造する段階と、
(b)芯材層または面材層上に芯材層が形成された構造体を準備する段階と、
(c)前記芯材層または前記構造体の一面または両面に、前記不燃性組成物をコーティングし、不燃性コーティング層を形成する段階と、を含み、
前記不燃性コーティング層は、有機バインダーを含まず、
前記(c)段階のコーティングは、ロールコーティング方法、ナイフコーティング方法、リバースロールコーティング方法、スプレーコーティング方法からなる群から選択された一つの方法である、準不燃の建築用断熱材の製造方法。
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KR20190030148A (ko) * | 2017-09-13 | 2019-03-21 | 변무원 | 불연성 코팅층이 형성된 건축용 판넬 및 불연성 코팅층 형성 방법 |
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KR20210018068A (ko) * | 2020-07-27 | 2021-02-17 | 임세헌 | 난연 코팅층이 형성된 단열재 및 그 제조 방법 |
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