KR20200047695A - 저밀도 플루오로 중합체 발포체 - Google Patents
저밀도 플루오로 중합체 발포체 Download PDFInfo
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Abstract
Description
도 2는, 본 발명의 발포체로 제조된 열성형 발포체 샘플을 도시한다.
Claims (22)
- - 60 내지 99.9wt%의 플루오로 중합체; 및
- 0.1 내지 40wt%의 부수적 팽창성 마이크로 구체(residual expandable microsphere)를 포함하는, 플루오로 중합체 발포체 구조체. - 제1항에 있어서, 상기 플루오로 중합체가, 적어도 51wt%의 비닐리덴 플루오라이드 단량체 단위를 포함하는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 마이크로 구체가, 상기 플루오로 중합체와 상용성인 아크릴 쉘을 갖는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 마이크로 구체의 평균 입자 크기가 10 내지 140㎛인, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 발포체가 0.1 내지 30wt%의 상기 마이크로 구체를 포함하는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 발포체가 1 내지 20wt%의 상기 마이크로 구체를 포함하는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 충격 개질제, UV 안정제, 가소제, 충전재, 착색제, 안료, 염료, 항산화제, 대전 방지제, 계면활성제, 토너, 안료, 및 분산 조제, 차르 형성제(char former), 및 난연제로 이루어지는 그룹으로부터 선택되는 하나 이상의 첨가제를 추가로 포함하는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 플루오로 중합체가 폴리비닐리덴 플루오라이드 공중합체이고, 상기 폴리비닐리덴 플루오라이드 공중합체는, 비닐리덴 플루오라이드 단량체 단위를 적어도 70wt% 갖고, 비닐 플루오라이드, 트리플루오로에텐, 테트라플루오로에텐, 하나 이상의 부분 또는 완전 불화 알파-올레핀, 3,3,3-트리플루오로-1-프로펜, 1,2,3,3,3-펜타플루오로프로펜, 3,3,3,4,4-펜타플루오로-1-부텐, 및 헥사플루오로프로펜, 헥사플루오로이소부틸렌, 과불화 비닐 에테르, 퍼플루오로메틸 비닐 에테르, 퍼플루오로에틸 비닐 에테르, 퍼플루오로-n-프로필 비닐 에테르, 퍼플루오로-2-프로폭시프로필 비닐 에테르, 불화 디옥솔, 퍼플루오로(1,3-디옥솔), 퍼플루오로(2,2-디메틸-1,3-디옥솔), 및 불화 또는 부분 불화 알릴 단량체로 이루어지는 그룹으로부터 선택되는 플루오로 단량체 단위를 0.1 내지 30wt% 갖는, 플루오로 중합체 발포체 구조체.
- 제1항에 있어서, 상기 발포체의 밀도가, 발포되지 않은 플루오로 중합체의 밀도보다 75% 더 적고, 바람직하게는 50% 더 적고, 바람직하게는 35% 더 적고, 심지어 25% 더 적은, 플루오로 중합체 발포체.
- 제1항에 있어서, 상기 발포체의 밀도 감소율이, 발포되지 않은 플루오로 중합체의 밀도보다 1 내지 25% 더 적은, 플루오로 중합체.
- 플루오로 중합체 발포체의 제조에서 사용하기 위한 마스터배취로서, 상기 마스터배취가, 발포성 마이크로 구체를 5 내지 95wt%, 바람직하게는 40 내지 70wt% 포함하고, 캐리어 수지를 95 내지 5wt%, 바람직하게는 30 내지 60wt% 포함하며, 상기 캐리어 수지가 상기 플루오로 중합체 매트릭스와 상용성인, 마스터배취.
- 제11항에 있어서, 상기 캐리어 수지가, 232℃ 및 100sec-1에서 모세관 유량 측정법으로 측정시, 상기 캐리어 수지가 첨가될 폴리비닐리덴 플루오라이드 매트릭스 중합체의 용융 점도보다 적어도 5배 팩터(factor) 더 낮게 더 낮은 용융 점도를 갖는 폴리비닐리덴 플루오라이드 단독중합체 또는 공중합체인, 마스터배취.
- 저밀도 플루오로 중합체 발포체의 연속 제조방법으로서, 상기 방법이,
a) 임의로, 캐리어 중합체 중의 팽창성 마이크로 구체의 마스터배취를 하나 이상 형성하는 단계;
b) 상기 마이크로 구체 및 폴리비닐리덴 플루오라이드 수지를, 임의로 예비-블렌딩하여, 압출기에 가하는 단계;
c) 상기 압출기에서 상기 마이크로 구체/PVDF 블렌드를 혼합 및 가공하는 단계;
d) 하나 이상의 다이를 통해 상기 압출기로부터 PVDF 발포체를 압출하는 단계;
e) 상기 PVDF 발포체를 가공 및 성형하는 단계;
f) 상기 발포체를 최종 물품(article)으로 절단하는 단계를 순차적으로 포함하는, 방법. - 제13항에 있어서, 상기 압출기 내의 상기 마이크로 구체 및 폴리비닐리덴 플루오라이드의 수준이, 상기 마이크로 구체가 0.1 내지 30wt%, 바람직하게는 1 내지 20wt%이고, 상기 폴리비닐리덴 플루오라이드 중합체가, 매트릭스 중합체로서, 70 내지 99.5wt%, 바람직하게는 80 내지 99wt%인, 방법.
- 제13항에 있어서, 상기 마이크로 구체가 마스터배취의 일부인 경우, 상기 마스터배취가, 5 내지 95wt%, 바람직하게는 40 내지 70wt%의 발포성 마이크로 구체, 및 95 내지 5wt%, 바람직하게는 30 내지 60wt%의 캐리어 수지를 포함하는, 방법. [청구항 15] 제12항에 있어서, 상기 압출기가 트윈 스크류 압출기인, 방법.
- 제13항에 있어서, 상기 형성 단계 e)가 캘리브레이터(calibrator)를 포함하는, 방법.
- 저밀도 플루오로 중합체 발포체의 비연속 제조방법으로서, 상기 방법이,
a) 임의로, 캐리어 중합체 중의 팽창성 마이크로 구체의 마스터배취를 하나 이상 형성하는 단계;
b) 상기 마이크로 구체 및 폴리비닐리덴 플루오라이드 수지를, 임의로 예비-블렌딩하여, 압출기에 가하는 단계;
c) 상기 압출기에서 상기 마이크로 구체/PVDF 블렌드를 혼합 및 가공하는 단계;
d) PVDF 발포체를 상기 압출기로부터 금형 내로 압출하는 단계;
e) 상기 금형 내에서 상기 발포체를 셋 업(set up)하는 단계;
f) 상기 성형품(molded article)을 제거하는 단계를 순차적으로 포함하는, 방법. - 제17항에 있어서, 상기 성형 공정이 사출 성형 공정 또는 회전 성형 공정인, 방법.
- 석유 및 가스 산업, 와이어 및 케이블 산업, 항공 우주 산업, 운송 산업, 화학 제조 산업, 건축 및 건설 산업, 음료 산업, 의료 산업, 제약 산업 또는 화장품 산업에서 사용하기 위한, 제1항에 기재된 플루오로 중합체 발포체로 제조된 물품.
- 제19항에 있어서, 상기 물품이, 난연성 절연체, 광섬유용 자켓팅, 와이어 및 케이블 적용을 위한 자켓팅, 밀봉(encapsulation), 충전재, 마이크로덕트 도관, 플레넘 도관, 화학 제조 장비, 튜빙(tubing), 배관, 건설 건축 자재, 개스킷(gasket), 씰, 박형 발포 터프(tough) 필름, 및 내약품성 및 내연성 테이프로 이루어지는 그룹으로부터 선택되는, 물품.
- 제19항에 있어서, 상기 물품이 케이블 상의 컴포넌트(component)이고, 상기 물품이 상기 발포체의 도입으로 개선된 박리성(stripability)을 갖는, 물품.
- 제19항에 있어서, 상기 물품이, 내온도성 및 크리프 특성을 개선하기 위해 전자빔 또는 다른 방법에 의해 가교결합된 것인, 물품.
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| US201762555764P | 2017-09-08 | 2017-09-08 | |
| US62/555,764 | 2017-09-08 | ||
| PCT/US2018/049502 WO2019050915A1 (en) | 2017-09-08 | 2018-09-05 | LOW DENSITY POLYURETHANE FOAM |
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| KR20200047695A true KR20200047695A (ko) | 2020-05-07 |
| KR102626455B1 KR102626455B1 (ko) | 2024-01-25 |
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| US (1) | US11643520B2 (ko) |
| EP (1) | EP3681940A4 (ko) |
| JP (1) | JP7316265B2 (ko) |
| KR (1) | KR102626455B1 (ko) |
| CN (1) | CN111201272A (ko) |
| TW (1) | TWI773824B (ko) |
| WO (1) | WO2019050915A1 (ko) |
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| JP2021031586A (ja) * | 2019-08-23 | 2021-03-01 | 株式会社クレハ | 発泡成形体およびその製造方法 |
| US20220339925A1 (en) * | 2019-11-19 | 2022-10-27 | Arkema Inc. | Foamed filler rod in optical fiber cables |
| EP4469507A1 (en) | 2022-01-24 | 2024-12-04 | Röhm GmbH | Polymer foams based on blends of poly(vinylidene fluoride) and poly(meth)acrylimide |
| CN120552336B (zh) * | 2025-07-30 | 2025-10-28 | 山东鑫三新材料有限公司 | 一种保温板挤塑成型控制方法及系统 |
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| JP2012525472A (ja) * | 2009-05-01 | 2012-10-22 | アーケマ・インコーポレイテッド | 発泡ポリフッ化ビニリデン構造物 |
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- 2018-09-05 EP EP18852923.4A patent/EP3681940A4/en active Pending
- 2018-09-05 KR KR1020207010259A patent/KR102626455B1/ko active Active
- 2018-09-05 WO PCT/US2018/049502 patent/WO2019050915A1/en not_active Ceased
- 2018-09-05 JP JP2020514225A patent/JP7316265B2/ja active Active
- 2018-09-05 CN CN201880065845.5A patent/CN111201272A/zh active Pending
- 2018-09-05 US US16/645,131 patent/US11643520B2/en active Active
- 2018-09-07 TW TW107131487A patent/TWI773824B/zh active
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| US20100249255A1 (en) * | 2007-11-12 | 2010-09-30 | Zotefoams Plc | Fluoropolymer foams prepared with the use of blowing agents and applications thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019050915A1 (en) | 2019-03-14 |
| TW201917155A (zh) | 2019-05-01 |
| TWI773824B (zh) | 2022-08-11 |
| US11643520B2 (en) | 2023-05-09 |
| EP3681940A1 (en) | 2020-07-22 |
| US20210163704A1 (en) | 2021-06-03 |
| EP3681940A4 (en) | 2021-06-23 |
| CN111201272A (zh) | 2020-05-26 |
| KR102626455B1 (ko) | 2024-01-25 |
| JP2020533452A (ja) | 2020-11-19 |
| JP7316265B2 (ja) | 2023-07-27 |
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