BE828095A - PROCESS FOR MANUFACTURING POLYURETHANE FOAMS OF IMPROVED ELASTICITY - Google Patents
PROCESS FOR MANUFACTURING POLYURETHANE FOAMS OF IMPROVED ELASTICITYInfo
- Publication number
- BE828095A BE828095A BE155530A BE155530A BE828095A BE 828095 A BE828095 A BE 828095A BE 155530 A BE155530 A BE 155530A BE 155530 A BE155530 A BE 155530A BE 828095 A BE828095 A BE 828095A
- Authority
- BE
- Belgium
- Prior art keywords
- polyurethane foams
- improved elasticity
- manufacturing polyurethane
- manufacturing
- elasticity
- Prior art date
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
- C08G18/4804—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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/2815—Monohydroxy compounds
- C08G18/283—Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds
-
- 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
- C08G18/65—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
-
- 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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7413635A FR2268036A1 (en) | 1974-04-19 | 1974-04-19 | Polyurethane soft foams - obtd. from particular polyether polyols, polyisocyantes and crosslinking agents |
Publications (1)
Publication Number | Publication Date |
---|---|
BE828095A true BE828095A (en) | 1975-10-20 |
Family
ID=9137844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE155530A BE828095A (en) | 1974-04-19 | 1975-04-18 | PROCESS FOR MANUFACTURING POLYURETHANE FOAMS OF IMPROVED ELASTICITY |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE828095A (en) |
FR (1) | FR2268036A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4273884A (en) * | 1980-05-12 | 1981-06-16 | Texaco Inc. | Stable emulsions of polyols and crosslinkers for polyurethanes |
US4929646A (en) * | 1988-04-26 | 1990-05-29 | The Dow Chemical Company | Polyurethane foam prepared using high functionality cell openers |
DE3942329A1 (en) * | 1989-12-21 | 1991-06-27 | Basf Ag | METHOD FOR PRODUCING POLYURETHANOUS FUEL GRAINS WITH LOW STERILIZED HAIR AND BLOCKPOLYOXYPROPYLENE POLYOXYETHYLENE POLYOL MIXTURES USES THEREOF |
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 |
DE4204395A1 (en) * | 1992-02-14 | 1993-08-19 | Bayer Ag | METHOD FOR THE PRODUCTION OF CALTENING POLYURETHANIC SOFT FORMULA SUBSTANCES |
WO1996006874A1 (en) * | 1994-08-26 | 1996-03-07 | The Dow Chemical Company | Reduced density flexible polyurethane foam from methylene diphenylisocyanate |
DE19508079A1 (en) * | 1995-03-08 | 1996-09-12 | Bayer Ag | Process for the preparation of highly elastic polyurethane foams |
-
1974
- 1974-04-19 FR FR7413635A patent/FR2268036A1/en active Granted
-
1975
- 1975-04-18 BE BE155530A patent/BE828095A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2268036A1 (en) | 1975-11-14 |
FR2268036B1 (en) | 1976-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ATLANTIC RICHFIELDS CY Effective date: 19920430 |