BE780287A - PROCESS FOR OBTAINING POLYRETHANE FOAMS PRESENTING IMPROVED HYDROPHILIC PROPERTIES AND GREAT FLEXIBILITY. - Google Patents

PROCESS FOR OBTAINING POLYRETHANE FOAMS PRESENTING IMPROVED HYDROPHILIC PROPERTIES AND GREAT FLEXIBILITY.

Info

Publication number
BE780287A
BE780287A BE780287A BE780287A BE780287A BE 780287 A BE780287 A BE 780287A BE 780287 A BE780287 A BE 780287A BE 780287 A BE780287 A BE 780287A BE 780287 A BE780287 A BE 780287A
Authority
BE
Belgium
Prior art keywords
polyrethane
foams
obtaining
great flexibility
hydrophilic properties
Prior art date
Application number
BE780287A
Other languages
French (fr)
Inventor
J Wojtasinski
D Viez
Original Assignee
Pechiney Ugine Kuhlmann
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 filed Critical Pechiney Ugine Kuhlmann
Publication of BE780287A publication Critical patent/BE780287A/en

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)
BE780287A 1971-03-15 1972-03-06 PROCESS FOR OBTAINING POLYRETHANE FOAMS PRESENTING IMPROVED HYDROPHILIC PROPERTIES AND GREAT FLEXIBILITY. BE780287A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE780287A true BE780287A (en) 1972-09-06

Family

ID=9073540

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780287A BE780287A (en) 1971-03-15 1972-03-06 PROCESS FOR OBTAINING POLYRETHANE FOAMS PRESENTING IMPROVED HYDROPHILIC PROPERTIES AND GREAT FLEXIBILITY.

Country Status (12)

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

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 (en) * 1978-05-15 1983-01-21 株式会社ブリヂストン Method for manufacturing soft polyether polyurethane foam
DE2916485A1 (en) * 1979-04-24 1980-11-06 Bayer Ag METHOD FOR PRODUCING ELASTIC MOLDED BODIES
EP0022617B2 (en) * 1979-07-11 1991-09-25 Imperial Chemical Industries Plc Polyisocyanate compositions and their use in the preparation of polyurethane foams
EP0044481B2 (en) * 1980-07-21 1987-03-11 Mobay Chemical Corporation Process for the production of elastomeric moulded products
DE3942330A1 (en) * 1989-12-21 1991-06-27 Basf Ag METHOD FOR THE PRODUCTION OF FLEXIBLE POLYURETHANE SOFT FOAMS WITH VISCOELASTIC, BODY SOUND ABSORBING PROPERTIES AND POLYOXYALKYLENE-POLYOL BLENDS TO BE USED THEREFOR
DE4202992A1 (en) * 1992-02-03 1993-08-05 Bayer Ag METHOD FOR PRODUCING ELASTIC, OPEN-CELLED PUR SOFT FOAMS
DE4203918A1 (en) * 1992-02-11 1993-08-12 Basf Ag METHOD FOR THE PRODUCTION OF FLUOROCHLORINE-HYDROGEN-FREE POLYURETHANE SOFT FOAMS USING POLYISOCYANATE MIXTURES ON DIPHENYLMETHANE DIISOCYANIZATE POLYISOCYANIZED ASYANIZED ASYANIZED ASYANIZED ASYANATE BASE
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
KR101914020B1 (en) 2010-09-07 2018-10-31 다우 글로벌 테크놀로지스 엘엘씨 Process for making low compression set and high airflow mdi viscoelastic polyurethane foam
EP2621985B1 (en) 2010-09-29 2019-07-24 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 (en) * 1968-08-13 1970-07-20

Also Published As

Publication number Publication date
IL38966A0 (en) 1972-05-30
GB1381925A (en) 1975-01-29
TR16954A (en) 1974-01-17
ES400762A1 (en) 1975-01-16
SE402783B (en) 1978-07-17
NO134841B (en) 1976-09-13
FR2129823A1 (en) 1972-11-03
FR2129823B1 (en) 1974-03-01
DE2211914A1 (en) 1972-10-12
DK141552C (en) 1980-10-06
DK141552B (en) 1980-04-21
IT957566B (en) 1973-10-20
NO134841C (en) 1976-12-21
DE2211914C2 (en) 1983-11-10
NL7203360A (en) 1972-09-19
NL154760B (en) 1977-10-17

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Legal Events

Date Code Title Description
CH Change of patent owner

Owner name: *ATLANTIC RICHFIELD CY

Effective date: 19850823

RE20 Patent expired

Owner name: ATLANTIC RICHFIELD CY

Effective date: 19920306