DE1619264C3 - Verfahren zur Herstellung von Lederersatzstoffen - Google Patents

Verfahren zur Herstellung von Lederersatzstoffen

Info

Publication number
DE1619264C3
DE1619264C3 DE1619264A DEK0058325A DE1619264C3 DE 1619264 C3 DE1619264 C3 DE 1619264C3 DE 1619264 A DE1619264 A DE 1619264A DE K0058325 A DEK0058325 A DE K0058325A DE 1619264 C3 DE1619264 C3 DE 1619264C3
Authority
DE
Germany
Prior art keywords
precipitation
polymer
solution
carbon atoms
control agent
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
Application number
DE1619264A
Other languages
German (de)
English (en)
Other versions
DE1619264A1 (de
Inventor
Osamu Fukushima
Tamon Kishida
Kazuo Noda
Toshiharu Ochi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
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
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Publication of DE1619264A1 publication Critical patent/DE1619264A1/de
Application granted granted Critical
Publication of DE1619264C3 publication Critical patent/DE1619264C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D06N3/12—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 otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14—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 otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/048—Elimination of a frozen liquid phase
    • C08J2201/0484—Elimination of a frozen liquid phase the liquid phase being aqueous
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
    • C08J2201/0544—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being aqueous
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/904—Artificial leather

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Textile Engineering (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE1619264A 1965-02-03 1966-02-03 Verfahren zur Herstellung von Lederersatzstoffen Expired DE1619264C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP574665 1965-02-03
JP4690065 1965-08-02

Publications (2)

Publication Number Publication Date
DE1619264A1 DE1619264A1 (de) 1971-12-30
DE1619264C3 true DE1619264C3 (de) 1979-02-15

Family

ID=26339746

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1619264A Expired DE1619264C3 (de) 1965-02-03 1966-02-03 Verfahren zur Herstellung von Lederersatzstoffen

Country Status (5)

Country Link
US (1) US3483015A (enExample)
BE (1) BE675940A (enExample)
CS (1) CS154563B2 (enExample)
DE (1) DE1619264C3 (enExample)
GB (1) GB1129122A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715326A (en) * 1967-01-10 1973-02-06 Bayer Ag Using monoisocyanates to prepare microporous polyurethanes
DE1760260A1 (de) * 1968-04-25 1971-06-03 Bayer Ag Verfahren zur Herstellung von mit Polyurethanen beschichteten Textilien
US3625742A (en) * 1968-05-22 1971-12-07 Goodyear Tire & Rubber Dimethyl formamide soluble polyurethane bonded to metal using an epoxy-polyamide primer
CA927223A (en) * 1969-04-02 1973-05-29 Fukushima Osamu Flexible sheet materials
US3931437A (en) * 1969-07-22 1976-01-06 Inmont Corporation Surface treatment of microporous material
JPS4819704B1 (enExample) * 1970-04-13 1973-06-15
US3663351A (en) * 1970-07-24 1972-05-16 Goodrich Co B F Vapor permeable polyurethane adhesive and finish layers in artificial leather
JPS497110B1 (enExample) * 1970-09-25 1974-02-18
US3962512A (en) * 1972-05-22 1976-06-08 Industrie Pirelli S.P.A. Composite laminar structure and relative manufacturing process
JPS5755737B2 (enExample) * 1972-08-30 1982-11-26
US3940542A (en) * 1974-06-18 1976-02-24 Union Carbide Corporation Polyurethane hydrogel fibers and tapes and composites with natural and other synthetic fibers or films
US3939105A (en) * 1974-06-18 1976-02-17 Union Carbide Corporation Microporous polyurethane hydrogels, method and composites with natural and other synthetic fibers or films
US4173689A (en) * 1976-02-03 1979-11-06 University Of Utah Synthetic polymer prosthesis material
US4171391A (en) * 1978-09-07 1979-10-16 Wilmington Chemical Corporation Method of preparing composite sheet material
ATE316865T1 (de) 1990-06-22 2006-02-15 William H Cochran Verbundwerkstoffe

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3348963A (en) * 1964-11-14 1967-10-24 Kurashiki Rayon Co Method of producing gas-permeable elastic polyurethane films

Also Published As

Publication number Publication date
GB1129122A (en) 1968-10-02
US3483015A (en) 1969-12-09
DE1619264A1 (de) 1971-12-30
BE675940A (enExample) 1966-06-16
CS154563B2 (enExample) 1974-04-30

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee