KR100668020B1 - 파괴할 수 있는 피부층을 갖는 통기성 다중층 필름 - Google Patents
파괴할 수 있는 피부층을 갖는 통기성 다중층 필름 Download PDFInfo
- Publication number
- KR100668020B1 KR100668020B1 KR1020027002499A KR20027002499A KR100668020B1 KR 100668020 B1 KR100668020 B1 KR 100668020B1 KR 1020027002499 A KR1020027002499 A KR 1020027002499A KR 20027002499 A KR20027002499 A KR 20027002499A KR 100668020 B1 KR100668020 B1 KR 100668020B1
- Authority
- KR
- South Korea
- Prior art keywords
- immiscible polymer
- core layer
- film
- breathable film
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
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- 229920000642 polymer Polymers 0.000 claims abstract description 84
- 239000012792 core layer Substances 0.000 claims abstract description 69
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- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004702 low-density polyethylene Substances 0.000 claims description 9
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 9
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- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 8
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Images
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Abstract
Description
Claims (47)
- 코어층(이 코어층은 1종 이상의 열가소성 중합체와 미립자 충전제의 혼합물을 포함하고, 미립자 충전제 주위로는 공극이 형성되어 있음), 및상기 코어층의 양 쪽면에 접해 있는 피부층(이 각각의 피부층은 20 내지 80 중량%의 제 1 비혼화성 중합체 및 20 내지 80 중량%의 제 2 비혼화성 중합체를 포함하고, 외부면에서 피부층을 관통하여 코어층의 경계면에 이르는 다수의 틈을 가지며, 틈의 길이는 0.1 mm 내지 10 mm임)을 포함하고, MVTR이 500 g/m2-24시간 이상인, 연신에 의해 얇게 만든 통기성 필름.
- 제 1항에 있어서, 제 2 비혼화성 중합체가 주성분이 프로필렌이고 부성분이 에틸렌인 에틸렌-프로필렌 공중합체 탄성체를 포함하는 것인 통기성 필름.
- 제 2항에 있어서, 제 1 비혼화성 중합체가 분지쇄 저밀도 폴리에틸렌을 포함하는 것인 통기성 필름.
- 제 2항에 있어서, 제 1 비혼화성 중합체가 12 중량% 이하의 비닐 아세테이트를 함유하는 에틸렌 비닐 아세테이트 공중합체를 포함하는 것인 통기성 필름.
- 제 2항에 있어서, 제 1 비혼화성 중합체가 에틸렌 메틸 아크릴레이트 공중합체를 포함하는 것인 통기성 필름.
- 삭제
- 제 1항에 있어서, 적어도 하나의 피부층이 30 내지 70 중량%의 제 1 비혼화성 중합체 및 30 내지 70 중량%의 제 2 비혼화성 중합체를 포함하고, 그 내부에 다수의 틈이 형성되어 있는 것인 통기성 필름.
- 삭제
- 제 1항에 있어서, 적어도 하나의 피부층이 40 내지 60 중량%의 제 1 비혼화성 중합체 및 40 내지 60 중량%의 제 2 비혼화성 중합체를 포함하고, 그 내부에 다수의 틈이 형성되어 있는 것인 통기성 필름.
- 삭제
- 코어층(이 코어층은 1종 이상의 열가소성 중합체와 미립자 충전제의 혼합물을 포함하고, 미립자 충전제 주위로는 공극이 형성되어 있음), 및상기 코어층의 양 쪽면에 접해 있는 피부층(이 각각의 피부층은 75 내지 98 중량%의 제 1 비혼화성 중합체 및 2 내지 25 중량%의 제 2 비혼화성 중합체를 포함하고, 외부면에서 피부층을 관통하여 코어층의 경계면에 이르는 다수의 틈을 가지며, 틈의 길이는 0.1 mm 내지 10 mm임)을 포함하는, MVTR이 500 g/m2-24시간 이상인, 연신에 의해 얇게 만든 통기성 필름
- 제 11항에 있어서, 제 1 비혼화성 중합체가 분지쇄 저밀도 폴리에틸렌을 포함하고 제 2 비혼화성 중합체가 폴리프로필렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 분지쇄 저밀도 폴리에틸렌을 포함하고 제 2 비혼화성 중합체가 폴리스티렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 분지쇄 저밀도 폴리에틸렌을 포함하고 제 2 비혼화성 중합체가 폴리부텐을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 12 중량% 이하의 비닐 아세테이트를 함유하는 에틸렌 비닐 아세테이트를 포함하고 제 2 비혼화성 중합체가 폴리프로필렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 12 중량% 이하의 비닐 아세테이트를 함유하는 에틸렌 비닐 아세테이트를 포함하고 제 2 비혼화성 중합체가 폴리스티렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 12 중량% 이하의 비닐 아세테이트를 함유하는 에틸렌 비닐 아세테이트를 포함하고 제 2 비혼화성 중합체가 폴리부텐을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 에틸렌 메틸 아크릴레이트를 포함하고 제 2 비혼화성 중합체가 폴리프로필렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 에틸렌 메틸 아크릴레이트를 포함하고 제 2 비혼화성 중합체가 폴리스티렌을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 제 1 비혼화성 중합체가 에틸렌 메틸 아크릴레이트를 포함하고 제 2 비혼화성 중합체가 폴리부텐을 포함하는 것인 통기성 필름.
- 제 11항에 있어서, 적어도 하나의 피부층이 80 내지 97 중량%의 제 1 비혼화성 중합체 및 3 내지 20 중량%의 제 2 비혼화성 중합체를 포함하고 그 내부에 다수의 틈이 형성되어 있는 통기성 필름.
- 제 11항에 있어서, 적어도 하나의 피부층이 90 내지 95 중량%의 제 1 비혼화성 중합체 및 5 내지 10 중량%의 제 2 비혼화성 중합체를 포함하고 그 내부에 다수의 틈이 형성되어 있는 통기성 필름.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 코어층(이 코어층은 1종 이상의 열가소성 중합체와 미립자 충전제의 혼합물을 포함함)과 상기 코어층의 양 쪽면에 접해 있는 피부층(이 각각의 피부층은 2종 이상의 비혼화성 중합체의 혼합물을 포함함)을 공압출하여 공압출된 필름을 형성하는 단계,상기 공압출된 필름을 1 방향 이상으로 처음 길이의 1.1 내지 7.0배 연신하여 연신에 의해 얇게 만든 통기성 다중층 필름을 형성하는 단계,상기 필름을 연신하는 동안 상기 코어층에 공극을 형성하는 단계, 및상기 필름을 연신하는 동안 상기 피부층에 틈을 형성하는 단계를 포함하며, 틈은 외부면에서 피부층을 관통하여 코어층의 경계면에 이르고 그 길이가 0.1 mm 내지 10 mm인, MVTR이 500 g/m2-24시간 이상인 통기성 다중층 필름의 제조 방법.
- 제 28항의 방법에 의해 제조된 통기성 필름
- 제 29항의 필름 및 섬유질 부직 웹을 포함하는 통기성 라미네이트.
- 제 30항의 라미네이트를 포함하는 기저귀.
- 제 30항의 라미네이트를 포함하는 훈련용 팬츠.
- 제 30항의 라미네이트를 포함하는 수영복.
- 제 30항의 라미네이트를 포함하는 흡수 팬츠.
- 제 30항의 라미네이트를 포함하는 성인 요실금 제품.
- 제 30항의 라미네이트를 포함하는 여성 위생 용품.
- 제 30항의 라미네이트를 포함하는 의료용 가먼트.
- 제 30항의 라미네이트를 포함하는 언더패드.
- 제 30항의 라미네이트를 포함하는 붕대.
- 제 30항의 라미네이트를 포함하는 의료용 천.
- 제 30항의 라미네이트를 포함하는 의료용 와이프.
- 코어층(이 코어층은 1종 이상의 열가소성 중합체와 미립자 충전제의 혼합물을 포함하고, 미립자 충전제 주위로는 공극이 형성되어 있음), 및상기 코어층의 양 쪽에 접해 있는 피부층(코어층 양 쪽의 이 피부층은 20 내지 80 중량%의 제 1 비혼화성 중합체 및 20 내지 80 중량%의 제 2 비혼화성 중합체를 포함하고, 외부면에서 피부층을 관통하여 코어층의 경계면에 이르는 다수의 틈을 가지며, 틈의 길이는 0.1 mm 내지 10 mm임)을 포함하는, 연신에 의해 얇게 만든 통기성 필름.
- 제 42항에 있어서, 코어층 양 쪽의 피부층이 30 내지 70 중량%의 제 1 비혼화성 중합체 및 30 내지 70 중량%의 제 2 비혼화성 중합체를 포함하는 것인 통기성 필름.
- 제 42항에 있어서, 코어층 양 쪽의 피부층이 40 내지 60 중량%의 제 1 비혼화성 중합체 및 40 내지 60 중량%의 제 2 비혼화성 중합체를 포함하는 것인 통기성 필름.
- 코어층(이 코어층은 1종 이상의 열가소성 중합체와 미립자 충전제의 혼합물을 포함하고, 미립자 충전제 주위로는 공극이 형성되어 있음), 및상기 코어층의 양 쪽에 접해 있는 피부층(코어층 양 쪽의 이 피부층은 75 내지 98 중량%의 제 1 비혼화성 중합체 및 2 내지 25 중량%의 제 2 비혼화성 중합체를 포함하고, 외부면에서 피부층을 관통하여 코어층의 경계면에 이르는 다수의 틈을 가지며, 틈의 길이는 0.1 mm 내지 10 mm임)을 포함하는, 연신에 의해 얇게 만든 통기성 필름.
- 제 45항에 있어서, 코어층 양 쪽의 피부층이 80 내지 97 중량%의 제 1 비혼화성 중합체 및 3 내지 20 중량%의 제 2 비혼화성 중합체를 포함하는 것인 통기성 필름.
- 제 45항에 있어서, 코어층 양 쪽의 피부층이 90 내지 95 중량%의 제 1 비혼화성 중합체 및 5 내지 10 중량%의 제 2 비혼화성 중합체를 포함하는 것인 통기성 필름.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/385,988 | 1999-08-27 | ||
US09/385,988 US6682803B2 (en) | 1999-08-27 | 1999-08-27 | Breathable multilayer films with breakable skin layers |
Publications (2)
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KR20020020972A KR20020020972A (ko) | 2002-03-16 |
KR100668020B1 true KR100668020B1 (ko) | 2007-01-15 |
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KR1020027002499A Expired - Lifetime KR100668020B1 (ko) | 1999-08-27 | 2000-08-22 | 파괴할 수 있는 피부층을 갖는 통기성 다중층 필름 |
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US (1) | US6682803B2 (ko) |
EP (1) | EP1218181B1 (ko) |
JP (1) | JP2003508254A (ko) |
KR (1) | KR100668020B1 (ko) |
CN (1) | CN100408327C (ko) |
AR (1) | AR027844A1 (ko) |
AU (1) | AU771216B2 (ko) |
BR (1) | BR0013601B1 (ko) |
CO (1) | CO5160352A1 (ko) |
DE (1) | DE60041646D1 (ko) |
MX (1) | MXPA02001618A (ko) |
WO (1) | WO2001015898A1 (ko) |
ZA (1) | ZA200201121B (ko) |
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- 1999-08-27 US US09/385,988 patent/US6682803B2/en not_active Expired - Lifetime
-
2000
- 2000-08-22 BR BRPI0013601-8A patent/BR0013601B1/pt not_active IP Right Cessation
- 2000-08-22 KR KR1020027002499A patent/KR100668020B1/ko not_active Expired - Lifetime
- 2000-08-22 WO PCT/US2000/023008 patent/WO2001015898A1/en active IP Right Grant
- 2000-08-22 EP EP00957663A patent/EP1218181B1/en not_active Expired - Lifetime
- 2000-08-22 CN CNB008149941A patent/CN100408327C/zh not_active Expired - Fee Related
- 2000-08-22 JP JP2001520290A patent/JP2003508254A/ja active Pending
- 2000-08-22 MX MXPA02001618A patent/MXPA02001618A/es active IP Right Grant
- 2000-08-22 DE DE60041646T patent/DE60041646D1/de not_active Expired - Lifetime
- 2000-08-22 AU AU69249/00A patent/AU771216B2/en not_active Ceased
- 2000-08-25 AR ARP000104438A patent/AR027844A1/es not_active Application Discontinuation
- 2000-08-28 CO CO00064198A patent/CO5160352A1/es unknown
-
2002
- 2002-02-08 ZA ZA200201121A patent/ZA200201121B/en unknown
Also Published As
Publication number | Publication date |
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AU771216B2 (en) | 2004-03-18 |
MXPA02001618A (es) | 2002-07-02 |
CN100408327C (zh) | 2008-08-06 |
DE60041646D1 (de) | 2009-04-09 |
EP1218181B1 (en) | 2009-02-25 |
AU6924900A (en) | 2001-03-26 |
US20020187304A1 (en) | 2002-12-12 |
WO2001015898A1 (en) | 2001-03-08 |
KR20020020972A (ko) | 2002-03-16 |
AR027844A1 (es) | 2003-04-16 |
US6682803B2 (en) | 2004-01-27 |
BR0013601B1 (pt) | 2010-09-21 |
ZA200201121B (en) | 2003-05-28 |
BR0013601A (pt) | 2002-05-14 |
CO5160352A1 (es) | 2002-05-30 |
JP2003508254A (ja) | 2003-03-04 |
EP1218181A1 (en) | 2002-07-03 |
CN1384785A (zh) | 2002-12-11 |
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