KR880005306A - Multilayer Nonwoven - Google Patents

Multilayer Nonwoven Download PDF

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Publication number
KR880005306A
KR880005306A KR1019860008340A KR860008340A KR880005306A KR 880005306 A KR880005306 A KR 880005306A KR 1019860008340 A KR1019860008340 A KR 1019860008340A KR 860008340 A KR860008340 A KR 860008340A KR 880005306 A KR880005306 A KR 880005306A
Authority
KR
South Korea
Prior art keywords
web
nonwoven
monofilaments
nonwoven web
polypropylene
Prior art date
Application number
KR1019860008340A
Other languages
Korean (ko)
Other versions
KR930010351B1 (en
Inventor
브이. 브라운 랄프
알. 버트 존
제이. 폐란 로버트
- 선 운 린
Original Assignee
피. 패트릭 테일러
킴벌리-클라크 코포레이션
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/785,369 external-priority patent/US4778460A/en
Priority claimed from US06/785,368 external-priority patent/US4668566A/en
Application filed by 피. 패트릭 테일러, 킴벌리-클라크 코포레이션 filed Critical 피. 패트릭 테일러
Publication of KR880005306A publication Critical patent/KR880005306A/en
Application granted granted Critical
Publication of KR930010351B1 publication Critical patent/KR930010351B1/en

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Classifications

    • 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
    • A61F13/51—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 outer layers
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • 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
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
    • A61F13/15658—Forming continuous, e.g. composite, fibrous webs, e.g. involving the application of pulverulent material on parts thereof
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/51113—Topsheet, i.e. the permeable cover or layer facing the skin comprising an additive, e.g. lotion or odour control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61F13/00—Bandages or dressings; Absorbent pads
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    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
    • A—HUMAN NECESSITIES
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/007—Addition polymers
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/018—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the shape
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • 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
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • 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
    • A61F13/51—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 outer layers
    • A61F2013/51002—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 outer layers with special fibres
    • A61F2013/51009—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 outer layers with special fibres characterized by the shape of the fibres
    • 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
    • A61F13/51—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 outer layers
    • A61F2013/51002—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 outer layers with special fibres
    • A61F2013/51038—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 outer layers with special fibres being a mixture of fibres
    • A61F2013/5104—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 outer layers with special fibres being a mixture of fibres with pulp and polymeric fibres
    • 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
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    • A61F13/51—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 outer layers
    • A61F2013/51002—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 outer layers with special fibres
    • A61F2013/51038—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 outer layers with special fibres being a mixture of fibres
    • A61F2013/51042—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 outer layers with special fibres being a mixture of fibres with hydrophobic and hydrophilic fibres
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/5116—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers
    • A61F2013/51178—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers with the combination of nonwoven webs
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    • 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
    • A61F2013/530131—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 being made in fibre but being not pulp
    • A61F2013/530138—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 being made in fibre but being not pulp characterized by the fibre length
    • A61F2013/530153—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 being made in fibre but being not pulp characterized by the fibre length being long
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    • A61F13/00—Bandages or dressings; Absorbent pads
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    • 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
    • A61F2013/530131—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 being made in fibre but being not pulp
    • A61F2013/53016—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 being made in fibre but being not pulp having special shape

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Nonwoven Fabrics (AREA)
  • Multicomponent Fibers (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)

Abstract

내용 없음No content

Description

다층부직포Multilayer Nonwoven

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 다층 부직포를 생산하기 위한 바람직한 장치의 개략도.1 is a schematic representation of a preferred apparatus for producing a multilayer nonwoven of the present invention.

제2도는 본 발명의 다층 부직포를 생산하기 위한 다른 장치의 개략도.2 is a schematic representation of another apparatus for producing a multilayer nonwoven of the present invention.

제3도는 본 발명의 다층 부직포를 생산하기 위한 또 다른 장치의 개략도.3 is a schematic representation of another apparatus for producing a multilayer nonwoven of the present invention.

제4도는 아령형(bilobal) 단면의 모노필라멘트를 압출하기 위해 아령형의 오리피스를 갖는 방사구(spinneret)판의 저면 사시도.4 is a bottom perspective view of a spinneret plate having a dumbbell-shaped orifice for extruding monofilaments of a bilobal cross section.

제5도는 제4도의 방사구판의 2개의 아령형 오리피스의 확대도.5 is an enlarged view of two dumbbell orifices of the spinneret plate of FIG.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

11, 12 : 성형기 13 : 제1부직 웨브11, 12: molding machine 13: first nonwoven web

14 : 제2부직 웨브 15 : 이동벨트14: second nonwoven web 15: moving belt

22, 23 : 방사구판 26, 27 : 담금질 챔버22, 23: spinneret plate 26, 27: quenching chamber

28, 29 : 인발노즐 111 : 제1성형기28, 29: drawing nozzle 111: the first molding machine

112 : 제2성형기 113 : 제1부직 웨브112: second molding machine 113: first nonwoven web

114 : 제2부직 웨브 115 : 집합벨트114: second nonwoven web 115: assembly belt

119, 120 : 다짐로울 221, 222 : 결합로울119, 120: compaction roll 221, 222: combined roll

Claims (43)

제1열가소성 재료의 다수의 제1모노필라멘트 또는 섬유로 되는 제1부직웨브와 상기 제1부직웨브에 인접 및 결합된 제2부직웨브를 포함하며, 상기 모노필라멘트들이 아령형 단면을 가지며, 상기 제2부직웨브가 제2열가소성 재료의 다수의 제2모노필라멘트 또는 섬유로 되는 다층 부직포.A first nonwoven web of a plurality of first monofilaments or fibers of a first thermoplastic material and a second nonwoven web adjacent and bonded to the first nonwoven web, wherein the monofilaments have a dumbbell-shaped cross section, A multi-layered nonwoven fabric wherein the biwoven web is of a plurality of second monofilaments or fibers of a second thermoplastic material. 제1항에 있어서, 상기 제1및 제2열가소성 재료가 폴리올레핀으로 구성된 그룹으로부터 독립적으로 선태되는 부직포.The nonwoven fabric of claim 1, wherein the first and second thermoplastic materials are selected independently from the group consisting of polyolefins. 제2항에 있어서, 상기 제1부직웨브의 상기 폴리올레핀이 폴리에틸렌인 부직포.3. The nonwoven fabric of claim 2, wherein said polyolefin of said first nonwoven web is polyethylene. 제3항에 있어서, 상기 제1부직웨브의 상기 폴리올레핀이 폴리프로필렌인 부직포.4. The nonwoven fabric of claim 3, wherein said polyolefin of said first nonwoven web is polypropylene. 제2항에 있어서, 상기 제2부직웨브의 모노필라멘트 또는 섬유가 상기 제1부직웨브의 모노필라멘트보다 더욱 젖을 수 있는 부직포.3. The nonwoven fabric of claim 2, wherein the monofilament or fiber of the second nonwoven web is more wettable than the monofilament of the first nonwoven web. 제1항에 있어서, 상기 제2부직웨브의 모노필라멘트 또는 섬유가 Y형 단면을 갖는 부직포.The nonwoven fabric of claim 1, wherein the monofilament or fiber of the second nonwoven web has a Y-shaped cross section. 제4항에 있어서, 상기 제2부직웨브의 모노필라멘트 또는 섬유가 Y형 단면을 갖는 부직포.The nonwoven fabric of claim 4, wherein the monofilament or fiber of the second nonwoven web has a Y-shaped cross section. 제6항에 있어서, 상기 제2부직웨브의 모노필라멘트가 상기 제1부직웨브의 모노필라멘트보다 더욱 잘 젖을 수 있는 부직포.7. The nonwoven fabric of claim 6, wherein the monofilament of the second nonwoven web is wettable better than the monofilament of the first nonwoven web. 제1열가소성 중합체로 되고 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 제1모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합된 제2부직웨브를 포함하며, 상기 제1모노필라멘트들이 아령형 단면을 가지며, 상기 제2부직웨브가 제2열가소성 중합체로 되고 대략 동일하게 준비되고 연소적이며 대략 무작위하게 쌓인 가수의 제2모노필라멘트들을 포함하는 다층 부직포.A first nonwoven web of a plurality of first monofilaments made of a first thermoplastic polymer, approximately identically prepared, continuously and approximately randomly stacked, and a second nonwoven web adjacent and bonded to the first nonwoven web, Wherein said first monofilaments have a dumbbell-shaped cross section and said second nonwoven web is of a second thermoplastic polymer and comprises approximately equally prepared, combustible and approximately randomly stacked second monofilaments. 제9항에 있어서, 또한 상기 부직웨브들의 각각에 어느 정도의 필라멘트간 결합을 포함함으로써 상기 웨브들이 안정되게 되는 부직포.10. The nonwoven fabric of claim 9, wherein the webs are also stabilized by including a degree of interfilamentary engagement in each of the nonwoven webs. 제10항에 있어서, 상기 제1및 제2열가소성 재료가 폴리올레핀으로 구성된 그룹으로부터 독립적으로 선택되는 부직포.The nonwoven fabric of claim 10, wherein the first and second thermoplastic materials are independently selected from the group consisting of polyolefins. 제11항에 있어서, 상기 제1부직웨브의 상기 폴리올레핀이 폴리에틸렌인 부직포.12. The nonwoven fabric of claim 11, wherein said polyolefin of said first nonwoven web is polyethylene. 제12항에 있어서, 상기 제2부직웨브의 상기 폴리올레핀이 폴리프로필렌인 부직포.13. The nonwoven fabric of claim 12, wherein said polyolefin of said second nonwoven web is polypropylene. 제11항에 있어서, 상기 부직웨브들 중 하나의 상기 폴리올레핀이 에틸렌-프로필렌 혼성중합체인 부직포.12. The nonwoven fabric of claim 11, wherein said polyolefin of one of said nonwoven webs is an ethylene-propylene interpolymer. 제11항에 있어서, 상기 제2부직웨브의 모노필라멘트들이 상기 제1부직웨브의 모노필라멘트보다 더욱 잘 젖을 수 있는 부직포.The nonwoven fabric of claim 11, wherein the monofilaments of the second nonwoven web are better wettable than the monofilaments of the first nonwoven web. 제11항에 있어서, 상기 제2부직웨브의 모노필라멘트들이 Y형 단면을 갖는 부직포.12. The nonwoven fabric of claim 11, wherein the monofilaments of the second nonwoven web have a Y-shaped cross section. 제13항에 있어서, 상기 제2부직웨브의 모노필라멘트들이 Y형 단면을 갖는 부직포.The nonwoven fabric of claim 13, wherein the monofilaments of the second nonwoven web have a Y-shaped cross section. 제1열가소성 중합체로 되고 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 제1모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합되며 제2열가소성 중합체로 되고 대략 동일하게 준비되고 연속적이며 무작위로 쌓인 다수의 제2모노필라멘트를 포함하는 제2부직웨브를 포함하며, 상기 제1모노필라멘트들이 아령형 단면을 가지며, 양 부직웨브들이 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트하게 된 면적을 가지며, 상기 콤팩트하게 된 면적이 그 사이에 결합되지 않은 필라멘트 간격을 마련하는 간헐적인 패턴으로 분포되는 부직 기저귀 라이너.A first nonwoven web of a plurality of first monofilaments of the first thermoplastic polymer, approximately identically prepared, continuous and approximately randomly stacked, adjacent and bonded to the first nonwoven web and of approximately the same And a second nonwoven web comprising a plurality of second monofilaments that are prepared and continuous and randomly stacked, wherein the first monofilaments have a dumbbell-shaped cross section and both nonwoven webs are thermally stretched through the major portion of thickness. A nonwoven diaper liner having a plurality of distinct and compacted areas of induced filament bonds, wherein the compacted areas are distributed in an intermittent pattern providing filament spacing that is not joined therebetween. 제18항에 있어서, 상기한 콤팩트한 면적이 기저귀 라이너의 면적의 약 5 내지 30퍼센트를 구성하는 부직 기저귀 라이너.19. The nonwoven diaper liner of claim 18 wherein said compact area constitutes about 5 to 30 percent of the area of the diaper liner. 제18항에 있어서, 상기 제2부직웨브가 상기 제1부직웨브보다 더욱 잘 젖을 수 있는 부직 기저귀 라이너.19. The nonwoven diaper liner of claim 18 wherein the second nonwoven web can wet better than the first nonwoven web. 제1열가소성 중합체로 되는 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 제1모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합되며 제2열가소성 중합체로 되고 대략 동일하게 준비되고 연속적이며 무작위로 쌓인 다수의 제2모노필라멘트를 포함하는 제2부직웨브를 포함하며, 상기 제1모노필라멘트들이 아령형 단면을 가지며, 양 부직웨브들의 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트하게 된 면적을 가지며, 상기 콤팩트하게 된 면적이 그 사이에 결합되지 않는 필라멘트 간격을 마련하는 간헐적인 패턴으로 분포되는 부직랩.A first nonwoven web of a plurality of first monofilaments that are approximately equally prepared, continuous, and approximately randomly stacked of a first thermoplastic polymer, and adjacent and bonded to the first nonwoven web, the second thermoplastic polymer being approximately the same And a second nonwoven web comprising a plurality of second monofilaments that are prepared and continuous and randomly stacked, wherein the first monofilaments have a dumbbell-shaped cross section and thermally extend through a major portion of the thickness of both nonwoven webs. A nonwoven wrap having a number of distinct and compacted areas of induced filament bonds, wherein the compacted areas are distributed in an intermittent pattern providing a filament spacing between which the compacted areas are not joined. 제21항에 있어서, 콤팩트된 면적이 부직랩의 면적의 약 5 내지 30퍼센트를 구성하는 부직랩.22. The nonwoven wrap of Claim 21, wherein the compacted area constitutes about 5 to 30 percent of the area of the nonwoven wrap. 제22항에 있어서, 상기 제2부직웨브가 상기 제1부직웨브보다 더 잘 젖을 수 있는 부직랩.23. The nonwoven wrap of Claim 22 wherein said second nonwoven web can wet better than said first nonwoven web. 구별된 모노필라멘트들을 형상하기 위해 다수의 오리피스들을 갖는 방사구를 통해 열가소성 중합체를 연속적으로 압출하고, 모노필라멘트들을 인발하며, 캐리어 벨트 등에 모노필라멘트들을 대략 무작위적으로 쌓아서 웨브를 형성하고, 필라멘트간 결합에 의해 웨브를 안정되게 하는 단계들을 포함하는 부직물품을 형성하기 위한 방법에 있어서, 아령형 오리피스를 갖는 방사구를 사용함으로써 모노필라멘트들을 아령형 단면을 갖는 제1부직웨브로 형성하며, 제1부직웨브에 결합된 제2부직웨브를 형성하도록 개량된 것을 특징으로 하는 부직 물품 형성 방법.Continuously extruding thermoplastic polymer through spinneret with multiple orifices to form distinct monofilaments, drawing monofilaments, stacking monofilaments approximately randomly on a carrier belt or the like to form a web, and interfilament bonding A method for forming a nonwoven article comprising the steps of stabilizing a web by: forming monofilaments into a first nonwoven web having a dumbbell-shaped cross section by using a spinneret having a dumbbell-like orifice; 9. A method of forming a nonwoven article, characterized in that it is modified to form a second nonwoven web bonded to the web. 제24항에 있어서, 상기 필라멘트간 결합이 적어도 그중 하나가 가열되며 적어도 그중 하나가 상승된 패턴을 갖는 2개의 반대방향으로 회전하는 로울들 사이로 상기 웨브를 통과시킴으로써 물품의 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트된 면적들을 형성함으로써 달성되고, 상기한 콤팩트된 면적이 1개 이상의 로울의 상승된 패턴에 상응하는 간헐적인 패턴으로 분포되며, 상기 간헐적인 패턴이 그 사이에 결합되지 않은 필라멘트 간격을 제공하는 방법.The article of claim 24, wherein the interfilament bond extends through the major portion of the thickness of the article by passing the web between two oppositely rotating rolls at least one of which is heated and at least one of which has a raised pattern. Achieved by forming a number of distinct and compact areas of thermally induced filament bonds, wherein the compact area is distributed in an intermittent pattern corresponding to an elevated pattern of one or more rolls, the intermittent pattern being How to provide filament spacing that is not joined between. 제24항에 있어서, 상기 제1및 제2열가소성 재료가 폴리올레핀으로 구성된 그룹으로부터 독립적으로 선택되는 방법.The method of claim 24, wherein the first and second thermoplastic materials are independently selected from the group consisting of polyolefins. 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리에틸렌 모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합된 제2부직웨브를 포함하며, 상기 제2부직웨브가 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리프로필렌 모노필라멘트들을 포함하는 다층 부직포.A first nonwoven web of a plurality of polyethylene monofilaments that are approximately identically prepared, continuous, and approximately randomly stacked, and a second nonwoven web adjacent and bonded to the first nonwoven web, the second nonwoven web being approximately Multilayered nonwoven fabric comprising a plurality of polypropylene monofilaments that are identically prepared, continuous, and approximately randomly stacked. 제27항에 있어서, 제1부직웨브가 상기 모노필라멘트내에 습윤제를 포함함으로써 상기 제1부직웨브가 상기 제2부직웨브보다 더욱 잘 젖을 수 있게 하는 다층 부직포.28. The multi-layered nonwoven fabric of Claim 27, wherein the first nonwoven web includes a humectant in the monofilament to allow the first nonwoven web to wet better than the second nonwoven web. 제27항에 있어서, 제2부직웨브가 상기 모노필라멘트내에 습윤제를 포함함으로써 상기 제2부직웨브가 상기 제1부직웨브보다 더욱 잘 젖을 수 있게 하는 다층 부직포.28. The multi-layered nonwoven fabric of Claim 27, wherein the second nonwoven web includes a humectant in the monofilament to allow the second nonwoven web to wet better than the first nonwoven web. 제27항에 있어서, 제1부직웨브가 상기 폴리에틸렌 모노필라멘트들의 외부에 가해진 습윤제를 포함함으로써 상기 제1부직웨브가 상기 제2웨브보다 더욱 잘 젖을 수 있게 하는 다층 부직포.28. The multi-layered nonwoven fabric of Claim 27, wherein the first nonwoven web comprises a humectant applied to the exterior of the polyethylene monofilaments to allow the first nonwoven web to wet better than the second web. 제27항에 있어서, 제2부직웨브가 상기 폴리프로필렌 모노필라멘트의 외부에 가해진 습윤제를 포함함으로써 상기 제2부직웨브가 상기 제1웨브보다 더욱 잘 젖을 수 있게 하는 부직 라이너.28. The nonwoven liner of claim 27 wherein the second nonwoven web includes a humectant applied to the exterior of the polypropylene monofilament to allow the second nonwoven web to wet better than the first web. 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리에틸렌 모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합된 제2부직웨브를 포함하며, 상기 제2부직웨브가 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리프로필렌 모노필라멘트들을 포함하는 1회용 기저귀용 다층 부직 라이너.A first nonwoven web of a plurality of polyethylene monofilaments that are approximately identically prepared, continuous, and approximately randomly stacked, and a second nonwoven web adjacent and bonded to the first nonwoven web, the second nonwoven web being approximately A multi-layered nonwoven liner for disposable diapers, comprising a plurality of polypropylene monofilaments that are identically prepared, continuous and approximately randomly stacked. 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리에틸렌 모노필라멘트들로 된 제1부직웨브와, 상기 제1부직웨브에 인접 및 결합된 제2부직웨브를 포함하며, 상기 제2부직웨브가 대략 동일하게 준비되고 연속적이며 대략 무작위로 쌓인 다수의 폴리프로필렌 모노필라멘트들을 포함하는 생리대용 다층 부직랩.A first nonwoven web of a plurality of polyethylene monofilaments that are approximately identically prepared, continuous, and approximately randomly stacked, and a second nonwoven web adjacent and bonded to the first nonwoven web, the second nonwoven web being approximately Multilayer nonwoven wrap for sanitary napkins comprising a plurality of polypropylene monofilaments that are identically prepared, continuous, and approximately randomly stacked. 구별된 폴리프로필렌 모노필라멘트들을 형성하기 위해 다수의 오리피스들을 갖는 방사구를 통해 폴리프로필렌을 연속적으로 압출하고, 폴리프로필렌 모노필라멘트들을 인발하며, 폴리프로필렌 모노필라멘트들을 대략 무작위적으로 쌓아서 폴리프로필렌 부직웨브를 형성하는 단계들을 포함하는 부직포를 형성하기 위한 방법에 있어서, 구별된 폴리에틸렌 모노필라멘트들을 형성하기 위해 다수의 오리피스들을 갖는 방사구를 통해 폴리에틸렌을 연속적으로 압출하고, 폴리에틸렌 모노필라멘트들을 인발하며, 폴리에틸렌 모노필라멘트들을 대략 무작위적으로 쌓아서 폴리에틸렌 부직웨브를 형성하고, 폴리에틸렌 웨브를 폴리프로필렌 웨브에 결합함으로써 다층 부직포를 형성하는 단계들을 포함하도록 개량한 것을 특징으로 하는 부직포 형성 방법.Continuously extrude polypropylene through a spinneret having multiple orifices to form distinct polypropylene monofilaments, draw polypropylene monofilaments, and stack polypropylene monofilaments approximately randomly to form a polypropylene nonwoven web A method for forming a nonwoven fabric comprising the steps of forming, continuously extruding polyethylene through a spinneret having a plurality of orifices, drawing polyethylene monofilaments, and forming polyethylene monofilaments to form distinct polyethylene monofilaments. Stacking them approximately randomly to form a polyethylene nonwoven web, and forming a multilayer nonwoven by joining the polyethylene web to the polypropylene web. 제34항에 있어서, 상기 결합이 적어도 그중 하나가 가열되며 적어도 그중 하나가 상승된 패턴을 갖는 2개의 반대방향으로 회전하는 로울들 사이로 상기 폴리프로필렌 웨브와 상기 폴리에틸렌 웨브를 통과시킴으로써 양 웨브의 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트된 면적들을 형성함으로써 달성되고, 상기한 콤팩트된 면적이 1개 이상의 로울의 상승된 패턴에 상응하는 간헐적인 패턴으로 분포되며, 상기 간헐적인 패턴이 그 사이에 결합되지 않은 필라멘트 간격을 제공하는 방법.35. The thickness of both webs of claim 34, wherein the bond passes through the polypropylene web and the polyethylene web between two oppositely rotating rolls having at least one of which is heated and at least one of which has a raised pattern. Achieved by forming a number of distinct and compact areas of thermally induced filament bonds extending through the main part, the compact area being distributed in an intermittent pattern corresponding to an elevated pattern of one or more rolls, Intermittent pattern provides a filament spacing that is not bonded between them. 제34항에 있어서, 폴리에틸렌 웨브가 상기 폴리프로필렌 웨브에 결합되기 전에 폴리프로필렌 웨브가 필라멘트간 결합에 의해 안정되게 되는 방법.35. The method of claim 34, wherein the polypropylene web is stabilized by interfilament bonding before the polyethylene web is bonded to the polypropylene web. 제36항에 있어서, 상기 필라멘트간 결합이 적어도 그중 하나가 가열되며 적어도 그중 하나가 상승된 패턴을 갖는 2개의 반대방향으로 회전하는 로울들 사이로 상기 폴리프로필렌 웨브를 통과시킴으로써 폴리프로필렌 웨브의 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트된 면적들을 형성함으로써 달성되고, 상기한 콤팩트된 면적이 1개 이상의 로울의 상승된 패턴에 상응하는 간헐적인 패턴으로 분포되며, 상기 간헐적인 패턴이 그 사이에 결합되지 않은 필라멘트 간격을 제공하는 방법.38. The thickness of a polypropylene web as defined in claim 36, wherein the interfilament bonding is achieved by passing the polypropylene web between two oppositely rotating rolls, at least one of which is heated and at least one of which has a raised pattern. Achieved by forming a number of distinct and compact areas of thermally induced filament bonds extending through the portion, wherein the compact area is distributed in an intermittent pattern corresponding to an elevated pattern of one or more rolls, the intermittent pattern being Phosphorus pattern provides a filament spacing that is not joined between them. 제34항에 있어서, 폴리프로필렌 웨브가 상기 폴리에틸렌 웨브에 결합되기 전에 폴리에틸렌 웨브가 필라멘트간 결합에 의해서 안정되게 되는 방법.35. The method of claim 34, wherein the polyethylene web is stabilized by interfilament bonding before the polypropylene web is bonded to the polyethylene web. 제38항에 있어서, 상기 필라멘트간 결합이 적어도 그중 하나가 가열되며 적어도 그중 하나가 상승된 패턴을 갖는 2개의 반대방향으로 회전하는 로울들 사이로 상기 폴리에틸렌 웨브를 통과시킴으로써 폴리에틸렌 웨브의 두께의 주요부를 통해 신장하는 열적으로 유도된 필라멘트 결합들의 다수의 구별되고 콤팩트된 면적들을 형성함으로써 달성되고, 상기한 콤팩트된 면적이 1개 이상의 로울의 상승된 패턴에 상응하는 간헐적인 패턴으로 분포되며, 상기 간헐적인 패턴이 그 사이에 결합되지 않은 필라멘트 간격을 제공하는 방법.39. The method of claim 38, wherein the interfilament bond is through a major portion of the thickness of the polyethylene web by passing the polyethylene web between two oppositely rotating rolls, at least one of which is heated and at least one of which has a raised pattern. Achieved by forming a number of distinct and compact areas of elongate thermally induced filament bonds, wherein the compact area is distributed in an intermittent pattern corresponding to an elevated pattern of one or more rolls, the intermittent pattern This gives a filament spacing that is not joined between them. 제34항에 있어서, 폴리프로필렌 웨브의 폴리프로필렌 필라멘트내에 습윤제를 포함시킴으로써 그것이 폴리에틸렌 웨브보다 더욱 잘 젖을 수 있게 하는 방법.35. The method of claim 34, wherein the wetting agent is included in the polypropylene filament of the polypropylene web to make it wet better than the polyethylene web. 제34항에 있어서, 폴리프로필렌 웨브의 폴리프로필렌 필라멘트들의 외부에 습윤제를 가함으로써 그것이 폴리에틸렌 웨브보다 더욱 잘 젖을 수 있게 하는 방법.35. The method of claim 34, wherein applying a humectant to the exterior of the polypropylene filaments of the polypropylene web to make it wet better than the polyethylene web. 제34항에 있어서, 폴리에틸렌 웨브의 폴리에틸렌 필라멘트내에 습윤제를 포함시킴으로써 그것이 폴리프로필렌 웨브보다 더욱 잘 젖을 수 있게 하는 방법.35. The method of claim 34, wherein incorporating a humectant into the polyethylene filaments of the polyethylene web to allow it to wet better than the polypropylene web. 제34항에 있어서, 폴리에틸렌 웨브의 폴리에틸렌 필라멘트의 외부에 습윤제를 가함으로써 그것이 폴리프로필렌 웨브보다 더욱 잘 젖을 수 있게 하는 방법.35. The method of claim 34, wherein adding a humectant to the exterior of the polyethylene filament of the polyethylene web makes it wettable better than the polypropylene web. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860008340A 1985-10-07 1986-10-06 Multilayer nonwoven fabric KR930010351B1 (en)

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