BE769882A - Procede d'obtention de feuilles microporeuses - Google Patents

Procede d'obtention de feuilles microporeuses

Info

Publication number
BE769882A
BE769882A BE769882A BE769882A BE769882A BE 769882 A BE769882 A BE 769882A BE 769882 A BE769882 A BE 769882A BE 769882 A BE769882 A BE 769882A BE 769882 A BE769882 A BE 769882A
Authority
BE
Belgium
Prior art keywords
microporous sheets
obtaining microporous
obtaining
sheets
microporous
Prior art date
Application number
BE769882A
Other languages
English (en)
French (fr)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BE769882A publication Critical patent/BE769882A/xx

Links

Classifications

    • 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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
    • C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BE769882A 1970-07-11 1971-07-12 Procede d'obtention de feuilles microporeuses BE769882A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2034538A DE2034538C3 (de) 1970-07-11 1970-07-11 Verfahren zur Herstellung von mikroporösen Flächengebilden

Publications (1)

Publication Number Publication Date
BE769882A true BE769882A (fr) 1971-11-16

Family

ID=5776527

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769882A BE769882A (fr) 1970-07-11 1971-07-12 Procede d'obtention de feuilles microporeuses

Country Status (15)

Country Link
US (1) US3920588A (xx)
JP (1) JPS547829B1 (xx)
BE (1) BE769882A (xx)
CA (1) CA956762A (xx)
CH (1) CH589683A5 (xx)
CS (1) CS151596B2 (xx)
DE (1) DE2034538C3 (xx)
FR (1) FR2098343B1 (xx)
GB (1) GB1360054A (xx)
HU (1) HU171988B (xx)
NL (1) NL7109606A (xx)
PL (1) PL85188B1 (xx)
RO (1) RO69565A (xx)
SE (1) SE370407B (xx)
SU (1) SU468436A3 (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2448133C2 (de) * 1974-10-09 1982-07-01 Bayer Ag, 5090 Leverkusen Verfahren zur Beschichtung von Substraten
US4148734A (en) * 1974-12-21 1979-04-10 Chemie-Anlagenbau Bischofsheim Gmbh Filter material and process for producing same
US4104345A (en) * 1975-06-23 1978-08-01 International Business Machines Corporation Ceramic dielectrics
US4192928A (en) * 1976-12-30 1980-03-11 Teijin Limited Thermoplastic polyurethane and process for the preparation thereof
SE452404B (sv) * 1984-02-03 1987-11-30 Medinvent Sa Flerskiktat protesmaterial samt forfarande for dess framstellning
JPS61284252A (ja) * 1985-06-12 1986-12-15 三協化学工業株式会社 透気性接着テ−プの製造法
JPH0699671B2 (ja) * 1989-05-10 1994-12-07 三協化学工業株式会社 透気性接着テープの製造法
US5478867A (en) * 1993-07-07 1995-12-26 The Dow Chemical Company Microporous isocyanate-based polymer compositions and method of preparation
US6030442A (en) * 1994-05-13 2000-02-29 University Of Cincinnati Microporous fast response gels and methods of use
MY112945A (en) * 1994-12-20 2001-10-31 Ibm Electronic devices comprising dielectric foamed polymers
DE19538330A1 (de) * 1995-10-14 1997-04-17 Basf Ag Verfahren zur Herstellung von kompakten oder zelligen Polyurethan-Elastomeren auf Basis von 3,3'-Dimethyl-diphenyl-4,4'-diisocyanat enthaltenden Polyisocyanatmischungen und hierfür geeignete Isocyanatpräpolymere
FR2766828B1 (fr) * 1997-07-31 1999-10-22 Hospal Ind Compositions generatrices de polyurethane non cytotoxique
ITMI20022685A1 (it) * 2002-12-19 2004-06-20 Alcantara Spa Tessuto non tessuto ad alta durabilita' con aspetto melange,
CN106574071B (zh) 2014-08-21 2020-05-29 W·W·严 微孔片材产品及其制备和使用方法
EP3216070A4 (en) 2014-11-05 2018-09-26 Yen, William Winchin Microporous sheet product and methods for making and using the same
CN107078259B (zh) 2014-11-05 2021-01-08 W·W·严 微孔片材产品及制备和使用其的方法
PT3310835T (pt) * 2015-06-18 2022-09-20 Basf Se Processo para a produção de espumas rígidas de poliuretano

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1263292C2 (de) * 1965-04-24 1974-03-07 Freudenberg Carl Fa Verfahren zur Erhoehung der Atmungsaktivitaet von Polyurethanfolien bzw. -ueberzuegen
DE1694096A1 (de) * 1966-12-13 1971-08-26 Bayer Ag Verfahren zur Herstellung von wasserdampfdurchlaessigen,poroesen Flaechengebilden
DE1694152C3 (de) * 1967-05-12 1979-09-13 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von mikroporösen Flächengebilden
DE1694180C3 (de) * 1967-08-09 1974-06-20 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung mikroporöser Flächengebilde

Also Published As

Publication number Publication date
DE2034538B2 (de) 1980-01-17
HU171988B (hu) 1978-05-28
US3920588A (en) 1975-11-18
FR2098343B1 (xx) 1976-05-28
SU468436A3 (ru) 1975-04-25
FR2098343A1 (xx) 1972-03-10
PL85188B1 (xx) 1976-04-30
CA956762A (en) 1974-10-29
DE2034538C3 (de) 1980-09-11
JPS547829B1 (xx) 1979-04-10
SE370407B (xx) 1974-10-14
GB1360054A (en) 1974-07-17
USB314049I5 (xx) 1975-01-28
DE2034538A1 (de) 1972-02-03
RO69565A (ro) 1980-05-15
CS151596B2 (xx) 1973-10-19
NL7109606A (xx) 1972-01-13
CH589683A5 (xx) 1977-07-15

Similar Documents

Publication Publication Date Title
BE763529A (fr) Procede de preparation d'allophanate-polyisocyanates
CH552610A (fr) Procede de preparation d'azapurinones.
BE768485A (fr) Procede de preparation d'aryloxy-1,1,2,2-tetrafluoro-ethanes
BE768898A (fr) Procede d'ajustement de capacites
BE769882A (fr) Procede d'obtention de feuilles microporeuses
BE764883A (fr) Procede de preparation d'hydrogenosilanes
CH552626A (fr) Procede de preparation d'ureido-cephalosporines heterocycliques.
BE791831A (fr) Procede d'obtention de 3-methylmercaptopropionaldehyde pur
BE808733A (fr) Procede de preparation de cyclohexane-diones-1,3
RO64269A (fr) Procede pour la preparation des izoxazole-(5,4-d)-pirymidines
BE807434A (fr) Procede pour la preparation de 3,6-dihalo-diphenyl-alcanes
BE774202A (fr) Procede de preparation de la n,n,n',n'-tetraacetyl-ethylene- diamine
BE766845A (fr) Procede de preparation d'azines
BE777068A (fr) Procede de preparation d'alcoylphenols
RO64465A (fr) Procede d'obtention de la n-diethyleaminoethyle-2-methoxy-4-amino-5-chlorebenzamide
BE761304A (fr) Procede de preparation d'aminophenyl-trial-coxy-silanes
BE777067A (fr) Procede de preparation d'alcoylphenols
BE796888A (fr) Procede perfectionne d'obtention d'hyperoxyde alcalin
BE777069A (fr) Procede d'obtention d'hydrogenochlorosilanes
BE796510A (fr) Procede de preparation d'azines
BE770523A (fr) Procede pour l'obtention d'hellebrine
BE768303A (fr) Procede de preparation de 1,1,2,2-tetrahydroperfluoro- alcanols
BE764210A (fr) Procede de preparation d'alcoyl-silanes
BE796513A (fr) Procede de preparation d'azines
BE765103A (fr) Procede pour l'obtention de trinitro 2, 4, 7-fluorenone

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FARBENFABRIKEN BAYER A.G.

Effective date: 19870731