ZA753104B - Rigid cellular foams and production thereof - Google Patents
Rigid cellular foams and production thereofInfo
- Publication number
- ZA753104B ZA753104B ZA00753104A ZA753104A ZA753104B ZA 753104 B ZA753104 B ZA 753104B ZA 00753104 A ZA00753104 A ZA 00753104A ZA 753104 A ZA753104 A ZA 753104A ZA 753104 B ZA753104 B ZA 753104B
- Authority
- ZA
- South Africa
- Prior art keywords
- production
- rigid cellular
- cellular foams
- foams
- rigid
- 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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/2815—Monohydroxy compounds
- C08G18/282—Alkanols, cycloalkanols or arylalkanols including terpenealcohols
-
- 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
- C08G18/08—Processes
- C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
- C08G18/095—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to carbodiimide 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
-
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/166—Catalysts not provided for in the groups C08G18/18 - C08G18/26
- C08G18/168—Organic 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
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
- C08G18/674—Unsaturated compounds containing the unsaturation at least partially in a cyclic ring having at least one oxygen atom in the ring
-
- 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
- C08G2110/0025—Foam properties rigid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/902—Cellular polymer containing an isocyanurate structure
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US472587A US3922238A (en) | 1974-05-23 | 1974-05-23 | Carbodiimide-isocyanurate foams containing urethane linkages |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA753104B true ZA753104B (en) | 1976-04-28 |
Family
ID=23876121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00753104A ZA753104B (en) | 1974-05-23 | 1975-05-14 | Rigid cellular foams and production thereof |
Country Status (10)
Country | Link |
---|---|
US (1) | US3922238A (xx) |
JP (1) | JPS514299A (xx) |
BE (1) | BE829343A (xx) |
CA (1) | CA1024299A (xx) |
DE (1) | DE2523029A1 (xx) |
FR (1) | FR2272114A1 (xx) |
GB (1) | GB1492144A (xx) |
IT (1) | IT1035845B (xx) |
NL (1) | NL7506047A (xx) |
ZA (1) | ZA753104B (xx) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4029610A (en) * | 1974-05-23 | 1977-06-14 | Basf Wyandotte Corporation | Carbodiimide-isocyanurate foams containing urethane linkages |
DE2425448A1 (de) * | 1974-05-25 | 1975-12-04 | Bayer Ag | Verfahren zur herstellung von polyurethanschaumstoffen |
DE2438369A1 (de) * | 1974-08-09 | 1976-02-26 | Basf Ag | Verfahren zur herstellung selbstverloeschender urethangruppenhaltiger polyisocyanuratschaumstoffe |
US4232127A (en) * | 1974-12-19 | 1980-11-04 | Basf Wyandotte Corporation | Furan-modified isocyanurate foams |
US4051082A (en) * | 1976-02-02 | 1977-09-27 | Basf Wyandotte Corporation | Carbodiimide-isocyanurate foams modified with ethoxylated polyols |
US4066580A (en) * | 1976-06-07 | 1978-01-03 | Basf Wyandotte Corporation | Process for the manufacture of polyisocyanurate foams |
US4150207A (en) * | 1977-06-13 | 1979-04-17 | Basf Wyandotte Corporation | Alumina trihydrate as flame retardant agent for urethane-modified carbodiimide-isocyanurate foams |
US4165414A (en) * | 1978-01-23 | 1979-08-21 | Basf Wyandotte Corporation | Urethane-modified isocyanurate foams having improved insulating and flame retardant properties |
EP0008589A1 (en) * | 1978-08-24 | 1980-03-19 | Basf Wyandotte Corporation | Alumina trihydrate as flame retardant agent for urethane-modified carbodiimide-isocyanurate foams |
US4388420A (en) * | 1980-05-05 | 1983-06-14 | Basf Wyandotte Corporation | Process for preparing a microcellular polyurethane foam with improved green strength |
US4410641A (en) * | 1982-01-04 | 1983-10-18 | Basf Wyandotte Corporation | Polysiocyanurate-polyurethane foams |
EP0095530B1 (en) * | 1982-06-01 | 1987-04-22 | The Dow Chemical Company | Polyurethane and urethane-modified isocyanurate foams and a method for their preparation |
US4607064A (en) * | 1983-05-16 | 1986-08-19 | The Dow Chemical Company | Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation |
US4661529A (en) * | 1984-08-09 | 1987-04-28 | The Dow Chemical Company | Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation |
US4806573A (en) * | 1986-09-09 | 1989-02-21 | Hexcel Corporation | Polyimide foam precursor and its use in reinforcing open-cell materials |
US4830883A (en) * | 1986-09-09 | 1989-05-16 | Hexcel Corporation | Polyimide foam precursor and its use in reinforcing open-cell materials |
CA1288546C (en) * | 1986-11-14 | 1991-09-03 | Ragui Ghali | Foam, composition and method of production |
DE3903336A1 (de) * | 1989-02-04 | 1990-08-09 | Bayer Ag | Verwendung von c(pfeil abwaerts)3(pfeil abwaerts)- bis c(pfeil abwaerts)5(pfeil abwaerts)-polyfluoralkanen als treibgase |
EP0527138B2 (en) * | 1990-03-23 | 2000-10-18 | E.I. Du Pont De Nemours And Company | Polymer foams containing blocking agents |
US5384338A (en) * | 1992-12-31 | 1995-01-24 | Basf Corporation | CFC and HCFC-free rigid insulating foams having low-K factors and decreased flammability |
JP2619614B2 (ja) * | 1994-12-07 | 1997-06-11 | 大同鋼板株式会社 | 断熱パネル及びその製造方法 |
JP2584955B2 (ja) * | 1994-12-07 | 1997-02-26 | 大同鋼板株式会社 | 変性ポリイソシアヌレート発泡体及びその製造法並びにポリオール組成物 |
DE19526979A1 (de) * | 1995-07-25 | 1997-01-30 | Basf Ag | Verfahren zur Herstellung von Hartschaumstoffen auf Isocyanatbasis |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3676380A (en) * | 1969-05-19 | 1972-07-11 | Upjohn Co | Low friability polyisocyanurate foams |
US3723364A (en) * | 1971-03-01 | 1973-03-27 | Upjohn Co | Copolymer foams containing isocyanurate,carbodiimide and either amideor imide linkages |
US3715337A (en) * | 1971-06-01 | 1973-02-06 | Minnesota Mining & Mfg | Preparation of poly(isocyanurate-urethanes) using trithiocarbonates as catalysts |
US3836424A (en) * | 1972-07-18 | 1974-09-17 | R Grieve | Polyisocyanurate foam articles |
-
1974
- 1974-05-23 US US472587A patent/US3922238A/en not_active Expired - Lifetime
-
1975
- 1975-05-12 GB GB19798/75A patent/GB1492144A/en not_active Expired
- 1975-05-14 ZA ZA00753104A patent/ZA753104B/xx unknown
- 1975-05-16 CA CA227,139A patent/CA1024299A/en not_active Expired
- 1975-05-22 DE DE19752523029 patent/DE2523029A1/de active Pending
- 1975-05-22 NL NL7506047A patent/NL7506047A/xx not_active Application Discontinuation
- 1975-05-22 BE BE1006679A patent/BE829343A/xx unknown
- 1975-05-23 IT IT49753/75A patent/IT1035845B/it active
- 1975-05-23 JP JP50061792A patent/JPS514299A/ja active Pending
- 1975-05-23 FR FR7516199A patent/FR2272114A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA1024299A (en) | 1978-01-10 |
BE829343A (fr) | 1975-11-24 |
IT1035845B (it) | 1979-10-20 |
NL7506047A (nl) | 1975-11-25 |
GB1492144A (en) | 1977-11-16 |
US3922238A (en) | 1975-11-25 |
JPS514299A (xx) | 1976-01-14 |
FR2272114A1 (xx) | 1975-12-19 |
AU8136975A (en) | 1976-11-25 |
DE2523029A1 (de) | 1975-11-27 |
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