GB2108136B - Flexible polyurethane foam based on methylenediphenyl isocyanate and prepolymers for use therein - Google Patents

Flexible polyurethane foam based on methylenediphenyl isocyanate and prepolymers for use therein

Info

Publication number
GB2108136B
GB2108136B GB08227312A GB8227312A GB2108136B GB 2108136 B GB2108136 B GB 2108136B GB 08227312 A GB08227312 A GB 08227312A GB 8227312 A GB8227312 A GB 8227312A GB 2108136 B GB2108136 B GB 2108136B
Authority
GB
United Kingdom
Prior art keywords
prepolymers
polyurethane foam
flexible polyurethane
foam based
methylenediphenyl isocyanate
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
GB08227312A
Other versions
GB2108136A (en
Inventor
James Leverette Guthrie
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.)
WR Grace and Co
Original Assignee
WR Grace and Co
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
Priority claimed from US06/314,555 external-priority patent/US4384051A/en
Priority claimed from US06/314,554 external-priority patent/US4384050A/en
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of GB2108136A publication Critical patent/GB2108136A/en
Application granted granted Critical
Publication of GB2108136B publication Critical patent/GB2108136B/en
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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • 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
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • C08G18/6677—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • 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
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
GB08227312A 1981-10-26 1982-09-24 Flexible polyurethane foam based on methylenediphenyl isocyanate and prepolymers for use therein Expired GB2108136B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/314,555 US4384051A (en) 1981-10-26 1981-10-26 Flexible polyurethane foam based on MDI
US06/314,554 US4384050A (en) 1981-10-26 1981-10-26 Flexible polyurethane foam based on MDI

Publications (2)

Publication Number Publication Date
GB2108136A GB2108136A (en) 1983-05-11
GB2108136B true GB2108136B (en) 1985-07-03

Family

ID=26979425

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08227312A Expired GB2108136B (en) 1981-10-26 1982-09-24 Flexible polyurethane foam based on methylenediphenyl isocyanate and prepolymers for use therein

Country Status (7)

Country Link
JP (1) JPH03174431A (en)
AU (1) AU8974382A (en)
CA (1) CA1194642A (en)
DE (1) DE3238173A1 (en)
FR (1) FR2515192B1 (en)
GB (1) GB2108136B (en)
IT (1) IT1153297B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0699535B2 (en) * 1986-01-31 1994-12-07 日本ポリウレタン工業株式会社 Polyurethane foam manufacturing method
ATE128365T1 (en) * 1988-03-11 1995-10-15 Smith & Nephew ORTHOPEDIC MATERIAL MADE OF ISOCYANATE MATERIAL.
US5104909A (en) * 1989-09-21 1992-04-14 W. R. Grace & Co.-Conn. Water-absorbent, high capacity polyurethane foams
US5114989A (en) * 1990-11-13 1992-05-19 The Dow Chemical Company Isocyanate-terminated prepolymer and polyurethane foam prepared therefrom
JP4514874B2 (en) * 2000-01-28 2010-07-28 日本エンバイロケミカルズ株式会社 Water treatment carrier, method for producing water treatment carrier and water treatment device
JP4797379B2 (en) * 2003-12-26 2011-10-19 株式会社ブリヂストン Vehicle seat cushion pad, vehicle seat back pad, and vehicle seat
DE502005004768D1 (en) * 2004-04-01 2008-09-04 Basf Se Polyisocyanate prepolymers and their use for purging kidney filters
JP2006256058A (en) * 2005-03-16 2006-09-28 Tokai Rubber Ind Ltd Method for molding pattern on surface of concrete and decorative mat used therein
WO2013021871A1 (en) * 2011-08-05 2013-02-14 旭硝子株式会社 Manufacturing method for soft polyurethane foam

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042631A (en) * 1956-08-03 1962-07-03 Simoniz Co Polyurethane prepolymer and expanded product prepared therefrom
US4137200A (en) * 1973-10-09 1979-01-30 W. R. Grace & Co. Crosslinked hydrophilic foams and method
US4008189A (en) * 1974-06-03 1977-02-15 Olin Corporation Hydrophilic polyurethane foam
US4169175A (en) * 1976-06-14 1979-09-25 W. R. Grace & Co. Removal of unreacted tolylene diisocyanate from urethane prepolymers
US4201846A (en) * 1977-11-25 1980-05-06 W. R. Grace & Co. Dimensionally stable polyurethane foam
US4209605A (en) * 1978-10-19 1980-06-24 Union Carbide Corporation Process for producing shaped polyurethane hydrogel articles
US4293679A (en) * 1979-06-13 1981-10-06 W. R. Grace & Co. Composition and method of controlling solid polyurethane particle size with water reactant
US4365025A (en) * 1981-12-08 1982-12-21 W. R. Grace & Co. Flexible polyurethane foams from polymethylene polyphenyl isocyanate containing prepolymers

Also Published As

Publication number Publication date
GB2108136A (en) 1983-05-11
FR2515192A1 (en) 1983-04-29
AU8974382A (en) 1983-05-05
IT8223895A0 (en) 1982-10-22
JPH03174431A (en) 1991-07-29
DE3238173C2 (en) 1992-05-27
DE3238173A1 (en) 1983-05-05
IT1153297B (en) 1987-01-14
FR2515192B1 (en) 1987-01-30
JPH059451B2 (en) 1993-02-05
CA1194642A (en) 1985-10-01

Similar Documents

Publication Publication Date Title
GB2111068B (en) Flexible polyurethane foams from polymethylene polyphenyl isocyanate containing prepolymers
ZA812352B (en) Intumescnet flexible polyurethane foam
ZA812283B (en) Intumescent flexible polyurethane foam
GB2025439B (en) Flexible polyether polyurethane foams
GB2168706B (en) Flexible flame-retardant polyurethane foams
GB2108516B (en) Dimensionally-stable polyurethane sponge and sponge-forming prepolymer
AU544158B2 (en) Polyurethane foam cushions
GB2163762B (en) Polyurethane foams
AU2764877A (en) Polyisocyanate prepolymers and polyurethane products obtainedtherefrom
JPS56167735A (en) Polyurethane foam treatment
ZA869105B (en) Hydrophilic polyurethane/polyurea sponge
DE3366325D1 (en) Aromatic amino polyols and rigid polyurethane and polyisocyanurate foams obtainable therefrom
DE3268700D1 (en) Polyurethane foam and its production
AU6854681A (en) Polyether polyols and polyurethane foams
GB2058797B (en) Flexible polyurethane foam
GB8409907D0 (en) Flexible polyurethane foams
GB2059977B (en) Rigid polyurethane foam
GB2108136B (en) Flexible polyurethane foam based on methylenediphenyl isocyanate and prepolymers for use therein
DE3366326D1 (en) Aromatic amido polyols and rigid polyurethane and polyisocyanurate foams obtainable therefrom
DE3164949D1 (en) Solutions of polyurethanes in polyols and their use in a process for the preparation of flexible cellular polyurethane
AU559640B2 (en) Flexible polyurethane foams
GB2051837B (en) Rigid isocyananurate polyurethane foams
EP0229999A3 (en) Isocyanate free polyurethane dispersions
HK102795A (en) Polyol and rigid polyurethane foam
GB8319981D0 (en) Flexible polyurethane foam

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20020923