IT7948145A0 - Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata resilienza - Google Patents
Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata resilienzaInfo
- Publication number
- IT7948145A0 IT7948145A0 IT7948145A IT4814579A IT7948145A0 IT 7948145 A0 IT7948145 A0 IT 7948145A0 IT 7948145 A IT7948145 A IT 7948145A IT 4814579 A IT4814579 A IT 4814579A IT 7948145 A0 IT7948145 A0 IT 7948145A0
- Authority
- IT
- Italy
- Prior art keywords
- procedures
- improvement
- production
- polyurethane foam
- high resilience
- Prior art date
Links
- 229920005830 Polyurethane Foam Polymers 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000011496 polyurethane foam Substances 0.000 title 1
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
- C08J9/0004—Use of compounding ingredients, the chemical constitution of which is unknown, broadly defined, or irrelevant
-
- 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
- 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
- C08G2110/0041—Foam properties having specified density
- C08G2110/0058—≥50 and <150kg/m3
-
- 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)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88129778A | 1978-02-27 | 1978-02-27 | |
US89827478A | 1978-04-20 | 1978-04-20 | |
US06/006,951 US4278770A (en) | 1978-04-20 | 1979-01-25 | Stabilization of high resilience polyurethane foam by including in the reaction mixture a polyol containing an effectively dispersed finely divided solid particulate material |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7948145A0 true IT7948145A0 (it) | 1979-02-27 |
IT1116850B IT1116850B (it) | 1986-02-10 |
Family
ID=27358223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48145/79A IT1116850B (it) | 1978-02-27 | 1979-02-27 | Perfezionamento nei procedimenti per la produzione di espansi poliuretanici stabili dotati di elevata relilienza |
Country Status (9)
Country | Link |
---|---|
AU (1) | AU4453679A (it) |
CA (1) | CA1118932A (it) |
DE (1) | DE2907449A1 (it) |
ES (1) | ES478078A1 (it) |
FR (1) | FR2418246A1 (it) |
GB (1) | GB2015010B (it) |
IT (1) | IT1116850B (it) |
NL (1) | NL7901567A (it) |
SE (1) | SE7901719L (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1251294A (en) * | 1983-04-22 | 1989-03-14 | Mobay Chemical Corporation | Polyether polyurethane prepolymers and cast elastomers made therefrom |
US4551498A (en) * | 1983-04-22 | 1985-11-05 | Mobay Chemical Corporation | Polyether polyurethane prepolymers containing finely divided inorganic particles and cast elastomers made therefrom |
GB8808897D0 (en) * | 1988-04-15 | 1988-05-18 | Hyman Int Ltd | Source-identified combustion-modified & other foams |
AU619631B2 (en) * | 1988-12-07 | 1992-01-30 | Dow Chemical Company, The | Polyol composition, polyisocyanate-based foams prepared therefrom and process for preparing the same |
GB2268496B (en) * | 1992-07-08 | 1996-03-20 | Intersurgical Ltd | Improved thermal capacity reticulated polymer foams |
US9080051B2 (en) | 2009-02-27 | 2015-07-14 | Peterson Chemical Technology, Inc. | Gelatinous triblock copolymer elastomer particles in polyurethane flexible foams |
-
1979
- 1979-02-20 CA CA000321912A patent/CA1118932A/en not_active Expired
- 1979-02-23 AU AU44536/79A patent/AU4453679A/en not_active Abandoned
- 1979-02-26 ES ES478078A patent/ES478078A1/es not_active Expired
- 1979-02-26 SE SE7901719A patent/SE7901719L/xx not_active Application Discontinuation
- 1979-02-26 DE DE19792907449 patent/DE2907449A1/de not_active Withdrawn
- 1979-02-26 FR FR7904861A patent/FR2418246A1/fr active Granted
- 1979-02-27 IT IT48145/79A patent/IT1116850B/it active
- 1979-02-27 GB GB7906896A patent/GB2015010B/en not_active Expired
- 1979-02-27 NL NL7901567A patent/NL7901567A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2907449A1 (de) | 1979-09-06 |
NL7901567A (nl) | 1979-08-29 |
CA1118932A (en) | 1982-02-23 |
FR2418246B3 (it) | 1981-11-20 |
SE7901719L (sv) | 1979-08-28 |
AU4453679A (en) | 1979-09-06 |
IT1116850B (it) | 1986-02-10 |
GB2015010B (en) | 1982-08-04 |
FR2418246A1 (fr) | 1979-09-21 |
ES478078A1 (es) | 1979-06-16 |
GB2015010A (en) | 1979-09-05 |
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