ES400762A1 - Procedimiento para la obtencion de espumas flexibles de po-liuretanos de caracter hidrofilo. - Google Patents

Procedimiento para la obtencion de espumas flexibles de po-liuretanos de caracter hidrofilo.

Info

Publication number
ES400762A1
ES400762A1 ES400762A ES400762A ES400762A1 ES 400762 A1 ES400762 A1 ES 400762A1 ES 400762 A ES400762 A ES 400762A ES 400762 A ES400762 A ES 400762A ES 400762 A1 ES400762 A1 ES 400762A1
Authority
ES
Spain
Prior art keywords
ratio
hydroxyl groups
approximately
polyol
polyether
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
ES400762A
Other languages
English (en)
Spanish (es)
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.)
Pechiney Ugine Kuhlmann SA
Original Assignee
Pechiney Ugine Kuhlmann SA
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 Pechiney Ugine Kuhlmann SA filed Critical Pechiney Ugine Kuhlmann SA
Publication of ES400762A1 publication Critical patent/ES400762A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
ES400762A 1971-03-15 1972-03-14 Procedimiento para la obtencion de espumas flexibles de po-liuretanos de caracter hidrofilo. Expired ES400762A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717108967A FR2129823B1 (nl) 1971-03-15 1971-03-15

Publications (1)

Publication Number Publication Date
ES400762A1 true ES400762A1 (es) 1975-01-16

Family

ID=9073540

Family Applications (1)

Application Number Title Priority Date Filing Date
ES400762A Expired ES400762A1 (es) 1971-03-15 1972-03-14 Procedimiento para la obtencion de espumas flexibles de po-liuretanos de caracter hidrofilo.

Country Status (12)

Country Link
BE (1) BE780287A (nl)
DE (1) DE2211914C2 (nl)
DK (1) DK141552B (nl)
ES (1) ES400762A1 (nl)
FR (1) FR2129823B1 (nl)
GB (1) GB1381925A (nl)
IL (1) IL38966A0 (nl)
IT (1) IT957566B (nl)
NL (1) NL154760B (nl)
NO (1) NO134841C (nl)
SE (1) SE402783B (nl)
TR (1) TR16954A (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143004A (en) 1974-10-02 1979-03-06 Berol Kemi Ab Process for the preparation of polyurethane foam
JPS583488B2 (ja) * 1978-05-15 1983-01-21 株式会社ブリヂストン 軟質ポリエ−テルポリウレタンフオ−ムの製造方法
DE2916485A1 (de) * 1979-04-24 1980-11-06 Bayer Ag Verfahren zur herstellung von elastischen formkoerpern
DE3066568D1 (en) * 1979-07-11 1984-03-22 Ici Plc Prepolymers, polyisocyanate compositions prepared therefrom and their use in the preparation of polyurethane foams
EP0044481B2 (de) * 1980-07-21 1987-03-11 Mobay Chemical Corporation Verfahren zur Herstellung elastischer geformter Gegenstände
DE3942330A1 (de) * 1989-12-21 1991-06-27 Basf Ag Verfahren zur herstellung von flexiblen polyurethan-weichschaumstoffen mit viskoelastischen, koerperschalldaempfenden eigenschaften und hierzu verwendbare polyoxyalkylen-polyol-mischungen
DE4202992A1 (de) * 1992-02-03 1993-08-05 Bayer Ag Verfahren zur herstellung von elastischen, offenzelligen pur-weichschaumstoffen
DE4203918A1 (de) * 1992-02-11 1993-08-12 Basf Ag Verfahren zur herstellung von fluorchlorkohlenwasserstoff-freien polyurethan-weichschaumstoffen unter verwendung von urethangruppen enthaltenden polyisocyanatmischungen auf diphenylmethan-diisocyanatbasis sowie derartige modifizierte polyisocyanatmischungen
CZ351996A3 (en) * 1995-12-07 1997-06-11 Shell Int Research Polyol formulation for preparing flexible polyurethane foam similar to latex
US6063309A (en) * 1998-07-13 2000-05-16 Arco Chemical Technology L.P. Dispersion polyols for hypersoft polyurethane foam
EP1240228B1 (en) * 1999-11-02 2003-08-13 Huntsman International Llc Process for making visco-elastic foams, polyols blend and reaction system useful therefor
AU2011299421B9 (en) 2010-09-07 2014-03-20 Dow Global Technologies Llc Process for making low compression set and high airflow MDI viscoelastic polyurethane foam
US9029432B2 (en) 2010-09-29 2015-05-12 Dow Global Technologies Llc Process for making high airflow and low compression set viscoelastic polyurethane foam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441523A (en) * 1964-11-12 1969-04-29 Allied Chem Filled cellular urethanes
US3457203A (en) * 1966-04-25 1969-07-22 Olin Mathieson Hydrophilic polyurethane foams and a process for preparing them
FR1599727A (nl) * 1968-08-13 1970-07-20

Also Published As

Publication number Publication date
TR16954A (tr) 1974-01-17
IL38966A0 (en) 1972-05-30
DE2211914C2 (de) 1983-11-10
NL7203360A (nl) 1972-09-19
FR2129823B1 (nl) 1974-03-01
IT957566B (it) 1973-10-20
NO134841B (nl) 1976-09-13
DK141552B (da) 1980-04-21
SE402783B (sv) 1978-07-17
GB1381925A (en) 1975-01-29
FR2129823A1 (nl) 1972-11-03
BE780287A (fr) 1972-09-06
NO134841C (nl) 1976-12-21
DK141552C (nl) 1980-10-06
NL154760B (nl) 1977-10-17
DE2211914A1 (de) 1972-10-12

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