KR100342759B1 - 흡수성구조체의제조방법및상기방법으로제조된흡수성구조체 - Google Patents
흡수성구조체의제조방법및상기방법으로제조된흡수성구조체 Download PDFInfo
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- KR100342759B1 KR100342759B1 KR1019960702629A KR19960702629A KR100342759B1 KR 100342759 B1 KR100342759 B1 KR 100342759B1 KR 1019960702629 A KR1019960702629 A KR 1019960702629A KR 19960702629 A KR19960702629 A KR 19960702629A KR 100342759 B1 KR100342759 B1 KR 100342759B1
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- liquid precursor
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- capillary substrate
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- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
- A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
- A61F2013/53726—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means on the top layer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F13/53708—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction
- A61F2013/53721—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means
- A61F2013/53734—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer the layer having a promotional function on liquid propagation in at least one direction with capillary means with compressed lines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Printing Methods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Nonwoven Fabrics (AREA)
- Paper (AREA)
Abstract
Description
Claims (15)
- 두 롤 사이에 틈이 생기도록 배치된 전달 롤 및 앤빌 롤을 제공하는 단계;상기 전달 롤의 외면에 액체 전구물질을 제공하는 단계;형태상 구별가능한 영역을 갖는 모세관 흡수성 기재를 제공하는 단계;상기 모세관 기재를 상기 틈을 통해 통과시킴으로써 상기 모세관 기재의 예정된 영역과 상기 전달 롤의 상응하는 영역 사이에 있는 상기 틈에 상대적인 차이를 두어 상기 모세관 기재의 예정된 영역을 상기 전달 롤의 상응하는 영역에 접촉시키는 단계;상기 액체 전구물질을 상기 전달 롤의 상기 상응하는 영역으로부터 상기 기재의 상기 예정된 영역으로 도포하는 단계; 및상기 액체 전구물질을 동일 반응계 내에서 중합기켜 상기 기재의 상기 예정된 영역상에 고정화된 삼투압 흡수체를 형성시키는 단계를 포함하는 삼투압 흡수능 및 모세관 흡수능 둘 다를 갖는 흡수성 구조체의 제조방법.
- 두 롤 사이에 틈이 생기도록 축방향으로 평행한 관계로 배치된 전달 롤 및 앤빌 롤을 제공하는 단계;상기 전달 롤 및 앤빌 롤을 제공하는 단계;모세관 흡수성 기재를 제공하는 단계(이 때, 상기 모세관 흡수성 기재는 형태학적으로 상승된 영역을 갖고 상기 모세관 기재가 상기 틈 사이에 위치되는 동안상기 형태학적으로 상승된 영역이 상기 전달 롤을 향하도록 배향되고 상기 모세관 기재가 상기 앤빌 롤에 대향하여 위치됨);상기 틈을 통해 상기 모세관 기재를 통과시키는 단계;상기 액체 전구물질을 상기 오프셋 전달 롤의 외면으로부터 상기 기재의 형태상 높은 영역으로 도포하는 단계; 및상기 액체 전구물질을 동일 반응계 내에서 중합시켜 상기 기재상에 고정화된 삼투압 흡수체를 형성시키는 단계를 포함하는 삼투압 흡수능 및 모세관 흡수능 둘 다를 갖는 흡수성 구조체의 제조방법.
- 제 2 항에 있어서,저장용기를 제공하는 단계;상기 저장용기에 상기 액체 전구물질을 넣는 단계;계량 롤을 상기 전달 롤과 접촉하는 관계로 세공하는 단계(이때, 상기 계량 롤 및 전달 롤은 병렬로 배치되므로 이들 사이에 닙이 형성됨); 및상기 액체 전구물질에 상기 계량 롤을 넣음으로써 상기 계량 롤이 회전할 때 액체 전구물질을 상기 저장용기에서 상기 계량 롤로 전달하고, 다시 상기 모세관 지재에 도포하기 위하여 전달 롤의 상기 외면으로 전달하는 단계를 추가로 포함하는 방법.
- 제 2 항에 있어서,상기 모세관 기재의 상기 형태상 높은 영역이 서로 불연속적인 방법.
- 제 3 항에 있어서,상기 저장용기를 다수의 독립적인 격실(chamber)로 분할하는 단계, 및 중합시 상이한 겔 강도 및 또는 상이한 흡수속도를 갖는 다수의 액체 전구물질을 상기 상이한 격실에 제공하는 단계를 추가로 포함하는 방법.
- 제 5 항에 있어서,상시 저장용기를 다수의 독립적인 격실로 분할하는 상기 단계가 상기 저장용기를 바깥쪽에 위치하는 2개의 격실 및 중앙의 격실로 삼분하는 단계를 포함하는 방법.
- 제 6 항에 있어서,상이한 액체 전구물질을 상기 삼분된 저장용기에 넣는 상기 단계가 상기 바깥쪽의 격실에 있는 상기 액체 전구물질보다 비교적 더 높은 겔 강도를 갖는 액체 전구물질을 상기 중앙의 격실에 제공하고, 상기 중앙의 격실에 있는 상기 액체 전구물질보다 비교적 더 빠른 흡수속도를 갖는 액체 전구물질을 상기 바깥쪽의 격실에 제공함을 포함하는 방법.
- 제 3 항에 있어서,전달 롤과 앤빌 롤 쌍을 다수 제공하는 단계(이 때, 전달 롤과 앤빌 롤을 갖는 상기 각 쌍은 이들 사이에 틈이 형성되도록 배치됨);액체 전구물질을 상기 각 오프셋 전달 롤의 외면에 제공하는 단계;상기 다수의 전달 롤 및 앤빌 롤 사이의 상기 틈을 통해 상기 모세관 기재를 통과시키는 단계; 및상기 액체 전구물질을 상기 기재의 형태상 높은 영역에 도포하는 단계를 추가로 포함하며, 이 때하나의 전달 롤에 의해 도포되는 액체 전구물질이 다른 전달 롤에 의해 도포되는 액체 전구물질과 상이한 특성을 갖는 방법.
- 제 8 항에 있어서,상기 다수의 전달 롤이 중심에 배치된 액체 전구물질을 상기 모세관 기재에 도포하는 제 1 전달 롤; 및 상기 제 1 전달 롤에 의해 도포된 상기 액체 전구물질의 기계횡방향으로 바깥쪽으로 상기 모세관 기재에 액체 전구물질을 도포하는 2개의 바깥쪽 전달 롤을 포함하는 방법.
- 제 2 항에 있어서,상기 액체 전구물질을 상기 기재에 도포하기 전에 상기 액체 전구물질을 예비중합시킴으로써 중합후 잔류하는 단량체를 감소시키는 단계를 추가로 포함하는방법.
- 제 2 항에 있어서,상기 액체 전구물질에 중점제를 첨가하는 단계를 추가로 포함하는 방법.
- 제 11 항에 있어서,상기 액체 전구물질이 상기 저장용기에 있는 동안 약 4000센티포이즈 이상의 동점도를 갖는 방법.
- 제 2 항에 있어서,상기 액체 전구물질을 조사(照射) 또는 승온에 의해 중합시키는 방법.
- 제 4 항에 있어서,상기 모세관 기재가 연속적인 고밀도 영역을 포함하는 방법.
- 제 14 항에 있어서,상기 모세관 기재가 불연속적인 저밀도 영역을 추가로 포함하는 방법.
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US15466793A | 1993-11-17 | 1993-11-17 | |
US08/154667 | 1993-11-17 | ||
US08/154,667 | 1993-11-17 | ||
PCT/US1994/012970 WO1995013780A1 (en) | 1993-11-17 | 1994-11-09 | Process of making absorbent structures and absorbent structures produced thereby |
Publications (2)
Publication Number | Publication Date |
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KR960705534A KR960705534A (ko) | 1996-11-08 |
KR100342759B1 true KR100342759B1 (ko) | 2002-12-05 |
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KR1019960702629A Expired - Fee Related KR100342759B1 (ko) | 1993-11-17 | 1994-11-09 | 흡수성구조체의제조방법및상기방법으로제조된흡수성구조체 |
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US (2) | US5549928A (ko) |
EP (1) | EP0729338B1 (ko) |
JP (1) | JPH09505220A (ko) |
KR (1) | KR100342759B1 (ko) |
AT (1) | ATE189600T1 (ko) |
AU (2) | AU1093595A (ko) |
BR (1) | BR9408082A (ko) |
CA (1) | CA2175792C (ko) |
DE (1) | DE69423000T2 (ko) |
ES (1) | ES2144601T3 (ko) |
MY (1) | MY131698A (ko) |
TW (1) | TW299249B (ko) |
WO (1) | WO1995013780A1 (ko) |
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-
1994
- 1994-11-09 KR KR1019960702629A patent/KR100342759B1/ko not_active Expired - Fee Related
- 1994-11-09 AU AU10935/95A patent/AU1093595A/en not_active Abandoned
- 1994-11-09 WO PCT/US1994/012970 patent/WO1995013780A1/en active IP Right Grant
- 1994-11-09 CA CA002175792A patent/CA2175792C/en not_active Expired - Fee Related
- 1994-11-09 ES ES95901847T patent/ES2144601T3/es not_active Expired - Lifetime
- 1994-11-09 BR BR9408082A patent/BR9408082A/pt not_active IP Right Cessation
- 1994-11-09 EP EP95901847A patent/EP0729338B1/en not_active Expired - Lifetime
- 1994-11-09 JP JP7514505A patent/JPH09505220A/ja not_active Ceased
- 1994-11-09 AT AT95901847T patent/ATE189600T1/de not_active IP Right Cessation
- 1994-11-09 DE DE69423000T patent/DE69423000T2/de not_active Expired - Fee Related
- 1994-11-17 MY MYPI94003069A patent/MY131698A/en unknown
- 1994-12-28 TW TW083112294A patent/TW299249B/zh active
-
1995
- 1995-05-15 US US08/441,363 patent/US5549928A/en not_active Expired - Fee Related
- 1995-12-21 US US08/576,322 patent/US5547747A/en not_active Expired - Fee Related
-
1998
- 1998-08-21 AU AU80881/98A patent/AU706439B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US5547747A (en) | 1996-08-20 |
HK1012929A1 (en) | 1999-08-13 |
CA2175792A1 (en) | 1995-05-26 |
US5549928A (en) | 1996-08-27 |
AU1093595A (en) | 1995-06-06 |
AU8088198A (en) | 1998-10-15 |
KR960705534A (ko) | 1996-11-08 |
WO1995013780A1 (en) | 1995-05-26 |
EP0729338A1 (en) | 1996-09-04 |
ATE189600T1 (de) | 2000-02-15 |
JPH09505220A (ja) | 1997-05-27 |
CA2175792C (en) | 2000-10-31 |
MY131698A (en) | 2007-08-30 |
DE69423000D1 (de) | 2000-03-16 |
EP0729338B1 (en) | 2000-02-09 |
DE69423000T2 (de) | 2001-11-08 |
TW299249B (ko) | 1997-03-01 |
ES2144601T3 (es) | 2000-06-16 |
AU706439B2 (en) | 1999-06-17 |
BR9408082A (pt) | 1997-08-12 |
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