KR860000440A - 응고된 물질의 제조방법 - Google Patents

응고된 물질의 제조방법 Download PDF

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Publication number
KR860000440A
KR860000440A KR1019850003849A KR850003849A KR860000440A KR 860000440 A KR860000440 A KR 860000440A KR 1019850003849 A KR1019850003849 A KR 1019850003849A KR 850003849 A KR850003849 A KR 850003849A KR 860000440 A KR860000440 A KR 860000440A
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latex
solidification
carried out
foaming
polymer
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KR1019850003849A
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English (en)
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KR920003381B1 (ko
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디르크 피이터(외 1) 스펙
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더블유. 에이치. 파스코비히
스탈 케미칼 인더스트리즈 비이. 브이
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C1/00—Treatment of rubber latex
    • C08C1/14—Coagulation
    • C08C1/145—Heat-sensitising agents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/04—Processes in which the treating agent is applied in the form of a foam
    • 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
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • 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
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249955—Void-containing component partially impregnated with adjacent component
    • Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
    • 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
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
    • Y10T428/249964—Fibers of defined composition

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  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Glass Compositions (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Artificial Filaments (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Polarising Elements (AREA)
  • Materials For Medical Uses (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Paper (AREA)

Abstract

내용 없음

Description

응고된 물질의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (29)

  1. 직포를 적어도 한개의 융고성 중합체 라덱스를 함유하는 침지욕조중에서 침지시키고, 이어서 응고욕조중에서 응고시켜서 응고된 물질을 제조하는 방법에 있어서, 응고를 수상으로부터 행하고, 침지욕에 화학적 또는 천연발포제를 함유시키고, 응고를 발포와 동시에 또느 발포직후에 행함을 특징으로 하는 응고된 물질이 제조방법.
  2. 제1항에 있어서, 응고 (및) 또는 발포를 침지시킨 직포를 가열시켜서 행함을 특징으로 하는 방법.
  3. 제2항에 있어서, 응고를 열-응고제에 의하여 행함을 특징으로하는 방법.
  4. 제3항에 있어서, 응고 (및) 또는 발포를 적어도 50℃ 이상의 응고 수용액조중에서 행함을 특징으로 하는 방법.
  5. 제4항에 있어서, 응고 및 발포를 85°-100℃의 온도에서 행함을 특징으로 하는 방법.
  6. 제2항에 있어서, 응고 및 발포를 100°-130℃의 증기실에서 행함을 특징으로 하느 방법.
  7. 제6항에 있어서, 응고 및 발포를 100°-110℃의 증기실에서 행함을 특징으로 하느 방법.
  8. 제2항에 있어서, 응고 및 발포를 급식 가열전달 오븐에서 행함을 특징으로 하는 방법.
  9. 제1항에 있어서, 응고를 적당한 전해질과 사용되는 중합체라텍스에 적용되는 pH 조건하에서 행함을 특징으로하는 방법.
  10. 제9항에 있어서, 응고를 음이온계중합체 라텍스의 사용에 의하여 pH＜7에서 행함을 특징으로 하는 방법.
  11. 제9항에 있어서, 응고를 양이온계 중합체라텍스의 사용에 의하여 pH＞7에서 행함을 특징으로하는 방법.
  12. 제9-11항에 있어서, 응고를 15-75℃의 온도에서 행함을 특징으로 하는 방법.
  13. 제12항에 있어서, 응고를 40°-60℃의 온도에서 행함을 특징으로 하는 방법.
  14. 제9-13항에 있어서, 응고된 중합체 라텍스를 제4-8항에 기재된 바와 같이, 가온 수욕조, 증기 욕조 또는 금속 가열 전달 오븐중에서 가열시켜 발포시킴을 특징으로하는 방법.
  15. 제1항에 있어서, 중합체 라텍스로서 폴리부타디엔라텍스, 풀리부타디엔 스틱렌 공중합체 라텍스, 폴리부타디엔 아크릴로니트릴 공중합체 라텍스, 폴리스티렌 부타디엔 아크릴로 니트릴 삼중합체 라텍스, 폴리클로로푸렌 라텍스, 톨리아크릴레이트 라텍스, 폴리비닐 아세테이트 라텍스, 폴이우레탄 라텍스 또는 이들의 혼합물을 사용함을 특징으로하는 방법.
  16. 제15항에 있어서, 중합체 라텍스로서 폴리우레탄 라텍스를 사용함을 특징으로 하는 방법.
  17. 제3 또는 16항에 있어서, 열-응고제를 중합체 골격에 충입시킴을 특징으로하는 방법.
  18. 제17항에 있어서, 열-응고제로서 폴리(에틸렌 옥사이드)디올 0.5-10몰%를 폴리우레탄 분자에 충입시킴을 특징으로하는 방법.
  19. 제18항에 있어서, 폴리(에틸렌옥사이드)디올을 1.5-5.0몰%의 양으로 사용함을 특징으로하는 방법.
  20. 제15-19항에 있어서, 중합체 라덱스 5-30중량%가 들어있는 침지욕조를 사용함을 특징으로하는 방법.
  21. 제20항에 있어서, 중합체 라덱스 5-15중량%가 들어있는 침지욕조를 사용함을 특징으로 하는 방법.
  22. 제1항에 있어서, 열-응고제로서 폴리비닐아킬에테르 또는 그유도체, 폴리아세탈, 폴리티오 에테르, 폴리(에틸렌옥사이드) 또는 그 유도체, 또는 폴리(프로필렌/에틸렌 옥사이드) 또는 그 유도체를 사용함을 특징으로 하는 방법.
  23. 제3 및 22항에 있어서, 열-응고제를 중합체라텍스 중고상성분에 기초해서 2~30중량%로 사용함을 특징으로 하는 방법.
  24. 제23항에 있어서, 열-응고제를 2-10중량%의 양으로 사용함을 특징으로하는 방법.
  25. 제1-24항에 있어서, 천연발포제를 사용함을 특징으로 하는 방법.
  26. 제25항에 있어서, 천연발포제로서-40°- +50℃의 비점을 갖는 수불용성 용매를 사용함을 특징으로하는 방법.
  27. 제26항에 있어서, -20°- +30℃의 비점을 갖는 수불용성 용매를 사용함을 특징으로하는 방법.
  28. 제25-27항에 있어서, 수술용성 용매로서 중합체 필름중에서 캡슐화 여부에 관계없이, 학로겐화 포화 또는 불포화 탄화수소, 포화 또는 불포화 방향족 탄화수소를 사용함을 특징으로 하는 방법.
  29. 상기 항중 어느 하나에 의한 방법을 사용해서 제조된 응고된 물질.
    ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.
KR1019850003849A 1984-06-04 1985-06-03 응고된 물질의 제조 방법 KR920003381B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8401784A NL8401784A (nl) 1984-06-04 1984-06-04 Werkwijze voor het vervaardigen van een coagule.
NL8401784 1984-06-04

Publications (2)

Publication Number Publication Date
KR860000440A true KR860000440A (ko) 1986-01-28
KR920003381B1 KR920003381B1 (ko) 1992-04-30

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ID=19844042

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KR1019850003849A KR920003381B1 (ko) 1984-06-04 1985-06-03 응고된 물질의 제조 방법

Country Status (33)

Country Link
US (1) US4886702A (ko)
EP (1) EP0167189B1 (ko)
JP (1) JPS60259681A (ko)
KR (1) KR920003381B1 (ko)
AT (1) ATE40384T1 (ko)
AU (1) AU576866B2 (ko)
BG (1) BG50614A3 (ko)
BR (1) BR8502654A (ko)
CA (1) CA1274128A (ko)
CS (1) CS275871B6 (ko)
DD (1) DD237527B5 (ko)
DE (1) DE3567879D1 (ko)
DK (1) DK246885A (ko)
ES (1) ES8607442A1 (ko)
FI (1) FI82269C (ko)
GR (1) GR851330B (ko)
HK (1) HK37090A (ko)
HU (1) HU202294B (ko)
IE (1) IE56622B1 (ko)
IL (1) IL75334A (ko)
IN (1) IN164718B (ko)
MX (1) MX157382A (ko)
NL (1) NL8401784A (ko)
NO (1) NO164044C (ko)
NZ (1) NZ212183A (ko)
PL (1) PL152315B1 (ko)
PT (1) PT80588B (ko)
RO (1) RO92978A (ko)
RU (1) RU1838340C (ko)
SG (1) SG53689G (ko)
TR (1) TR23820A (ko)
YU (1) YU44260B (ko)
ZA (1) ZA853902B (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3622612A1 (de) * 1986-07-05 1988-01-14 Bayer Ag Waermesensible polyurethandispersionen
US5134017A (en) * 1988-09-02 1992-07-28 Precision Fabrics Group, Inc. Foam coated protective apparel fabric
GB9408307D0 (en) * 1994-04-27 1994-06-15 Scapa Group Plc Coated fabric
DE4418157A1 (de) 1994-05-25 1995-11-30 Basf Ag Thermokoagulierbare wässerige Polyurethan-Dispersionen
KR19980018147A (ko) * 1996-08-09 1998-06-05 월워크 알란 씨. 폴리머 공극 필터
US5916636A (en) * 1998-03-17 1999-06-29 Milliken & Company Method of making a polyurethane suede-like fabric/elastomer composite
US6475562B1 (en) 2000-06-23 2002-11-05 Milliken & Company Textile-lastomer composite preferable for transfer on film coating and method of making said composite
US6599849B1 (en) 2000-06-23 2003-07-29 Milliken & Company Knitted fabric-elastomer composite preferable for transfer or film-coating
CA2411075A1 (en) * 2000-06-23 2002-01-03 Milliken & Company A woven fabric-elastomer composite preferable for transfer or film coating
MY135746A (en) * 2000-08-29 2008-06-30 Linatex Rubber Products Sdn Bhd A process and apparatus for coagulating and drying latex
US20020142688A1 (en) * 2001-03-27 2002-10-03 Vogt Kirkland W. Acrylic elastomer composition, a textile-elastomer composite made therewith, and method of making the same
EP3670556A1 (de) 2018-12-18 2020-06-24 Covestro Deutschland AG Wässrige primerbeschichtung

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82020C (ko) * 1950-01-30
US2984631A (en) * 1955-06-08 1961-05-16 Goodrich Co B F Method for making latex foam rubber
GB1121651A (en) * 1964-04-30 1968-07-31 Lantor Ltd Process for the coagulation of emulsions within a porous substrate
NL6603836A (ko) * 1965-04-13 1966-10-14
NL149203B (nl) * 1967-10-20 1976-04-15 Goodrich Co B F Werkwijze voor het bereiden van waterrijke suspensies van velvormende polymeerdeeltjes, alsmede de onder toepassing daarvan verkregen gevormde voortbrengselen.
DE1619127A1 (de) * 1967-11-22 1971-07-08 Nippon Cloth Industry Co Ltd Verfahren zur Herstellung eines verbundenen Fasermaterials
GB1277437A (en) * 1968-12-04 1972-06-14 Tenneco Chem Diffusion method for depositing microporous film
US3640916A (en) * 1968-12-16 1972-02-08 Johnson & Son Inc S C Foam producing compositions
DE2132001C3 (de) * 1971-06-28 1975-04-10 Roehm Gmbh, 6100 Darmstadt Verfahren zum Verfestigen von Faservliesen zu einem lederartigen Werkstoff
DE2164902B2 (de) * 1971-12-28 1976-04-15 Fa. Carl Freudenberg, 6940 Weinheim Verfahren zur herstellung bindemittelgebundener vliesstoffe
DE2345257C2 (de) * 1973-09-07 1975-09-18 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von mikroporösen Flächengebilden auf Polyurethanbasis
JPS5848579B2 (ja) * 1974-10-03 1983-10-29 テイジンコ−ドレ カブシキガイシヤ ビタコウセイシ−トザイリヨウノ セイゾウホウ
DE2460835C2 (de) * 1974-12-21 1982-11-18 Chemie-Anlagenbau Bischofsheim GmbH, 4500 Osnabrück Verfahren zur Herstellung von Filtermaterial
US4143198A (en) * 1975-01-23 1979-03-06 Bayer Aktiengesellschaft Base material for artificial leather
DE2627074C2 (de) * 1976-06-16 1983-12-29 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen ionischen Dispersionen
DE2550860C2 (de) * 1975-11-12 1983-05-26 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen Dispersionen
DE2551094A1 (de) * 1975-11-14 1977-05-26 Bayer Ag Verfahren zur herstellung von in wasser dispergierbaren polyurethanen
JPS6021770B2 (ja) * 1980-02-14 1985-05-29 松本油脂製薬株式会社 熱膨張性マイクロカプセルの製造法
GB2070658B (en) * 1980-03-04 1984-02-29 Boer Mueboer Es Cipoipari Kuta Process for the production of chemically bonded non-woven sheet materials containing a binder of microheteroporous structure
US4448922A (en) * 1980-09-18 1984-05-15 Norwood Industries, Inc. Coagulated polyurethane coating compositions
US4366192A (en) * 1981-02-17 1982-12-28 Norwood Industries, Inc. Thermal coagulation of polyurethane dispersions
US4408008A (en) * 1981-07-24 1983-10-04 Mobay Chemical Corporation Stable, colloidal, aqueous dispersions of cross-linked urea-urethane polymers and their method of production
US4535008A (en) * 1981-07-24 1985-08-13 Yasushi Naka Moisture-permeable waterproof coated fabric having a microporous polyurethane layer
JPS6033129B2 (ja) * 1981-10-06 1985-08-01 第一工業製薬株式会社 連続気泡体製造用ウレタン系樹脂エマルジン組成物
US4433020A (en) * 1981-10-22 1984-02-21 Kuraray Co., Ltd. Sheet-like material, heat-insulating material derived therefrom and methods of manufacturing same

Also Published As

Publication number Publication date
US4886702A (en) 1989-12-12
PT80588B (pt) 1987-09-18
GR851330B (ko) 1985-11-25
NZ212183A (en) 1988-05-30
DK246885D0 (da) 1985-06-03
BG50614A3 (en) 1992-09-15
KR920003381B1 (ko) 1992-04-30
CS275871B6 (en) 1992-03-18
PL253734A1 (en) 1986-09-09
IL75334A (en) 1989-05-15
PL152315B1 (en) 1990-12-31
FI82269B (fi) 1990-10-31
BR8502654A (pt) 1986-02-12
AU4317585A (en) 1985-12-12
HK37090A (en) 1990-05-18
DD237527B5 (de) 1994-03-31
FI852162L (fi) 1985-12-05
PT80588A (en) 1985-07-01
DE3567879D1 (en) 1989-03-02
RU1838340C (ru) 1993-08-30
TR23820A (tr) 1990-09-13
YU44260B (en) 1990-04-30
ES543867A0 (es) 1986-06-01
ZA853902B (en) 1986-01-29
DD237527A5 (de) 1986-07-16
IN164718B (ko) 1989-05-13
YU93085A (en) 1988-10-31
IL75334A0 (en) 1985-09-29
HUT37966A (en) 1986-03-28
CA1274128A (en) 1990-09-18
EP0167189A1 (en) 1986-01-08
DK246885A (da) 1985-12-05
MX157382A (es) 1988-11-18
FI852162A0 (fi) 1985-05-30
JPS60259681A (ja) 1985-12-21
ATE40384T1 (de) 1989-02-15
ES8607442A1 (es) 1986-06-01
IE851322L (en) 1985-12-04
IE56622B1 (en) 1991-10-09
SG53689G (en) 1990-07-13
NO852175L (no) 1985-12-05
HU202294B (en) 1991-02-28
FI82269C (fi) 1991-02-11
NL8401784A (nl) 1986-01-02
EP0167189B1 (en) 1989-01-25
RO92978A (ro) 1987-11-30
NO164044C (no) 1990-08-22
AU576866B2 (en) 1988-09-08
JPH0215666B2 (ko) 1990-04-12
NO164044B (no) 1990-05-14

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