IT1143694B - PROCESS FOR THE PRODUCTION OF POLYURETHANE FOAMS, AND PRODUCT OBTAINED - Google Patents
PROCESS FOR THE PRODUCTION OF POLYURETHANE FOAMS, AND PRODUCT OBTAINEDInfo
- Publication number
- IT1143694B IT1143694B IT2799377A IT2799377A IT1143694B IT 1143694 B IT1143694 B IT 1143694B IT 2799377 A IT2799377 A IT 2799377A IT 2799377 A IT2799377 A IT 2799377A IT 1143694 B IT1143694 B IT 1143694B
- Authority
- IT
- Italy
- Prior art keywords
- production
- product obtained
- polyurethane foams
- foams
- polyurethane
- 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
- C08G18/70—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
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/724—Combination of aromatic polyisocyanates with (cyclo)aliphatic polyisocyanates
-
- 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
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/725—Combination of polyisocyanates of C08G18/78 with other polyisocyanates
-
- 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
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72846476A | 1976-09-29 | 1976-09-29 | |
US83162877A | 1977-09-08 | 1977-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1143694B true IT1143694B (en) | 1986-10-22 |
Family
ID=27111696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2799377A IT1143694B (en) | 1976-09-29 | 1977-09-27 | PROCESS FOR THE PRODUCTION OF POLYURETHANE FOAMS, AND PRODUCT OBTAINED |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5359793A (en) |
AU (1) | AU509980B2 (en) |
DE (1) | DE2743126A1 (en) |
FI (1) | FI772840A (en) |
FR (1) | FR2366320A1 (en) |
GB (1) | GB1565124A (en) |
IT (1) | IT1143694B (en) |
NL (1) | NL183653C (en) |
NZ (1) | NZ185278A (en) |
SE (1) | SE437994B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2441637A1 (en) * | 1978-11-20 | 1980-06-13 | Grace W R Ltd | PROCESS AND ADDITIVES TO REDUCE THE CONTENT OF HARMFUL AROMATIC AMINES IN POLYURETHANE FOAMS |
US4439553A (en) * | 1983-01-17 | 1984-03-27 | W. R. Grace & Co. | High molecular weight aromatic amine scavengers and method of use |
GB9108552D0 (en) * | 1991-04-22 | 1991-06-05 | Shell Int Research | A process for preparing soft,flexible water-blown foams,and soft,flexible water-blown foams so prepared |
DE19928676A1 (en) | 1999-06-23 | 2000-12-28 | Basf Ag | Polyisocyanate poly-addition product, e.g. flexible polyurethane foam for cushions and padding, contains hydrophobic compounds and other special modifiers, e.g. metal salt, anhydride, sulfone or unsaturated acid |
DE10158154A1 (en) | 2001-11-28 | 2003-06-18 | Bayer Ag | Release agent and process for the production of molded plastic parts |
US20230048176A1 (en) * | 2020-03-27 | 2023-02-16 | Covestro Deutschland Ag | Flexible polyurethane foam |
-
1977
- 1977-09-24 DE DE19772743126 patent/DE2743126A1/en active Granted
- 1977-09-26 SE SE7710742A patent/SE437994B/en not_active IP Right Cessation
- 1977-09-27 NL NL7710525A patent/NL183653C/en not_active IP Right Cessation
- 1977-09-27 AU AU29165/77A patent/AU509980B2/en not_active Expired
- 1977-09-27 IT IT2799377A patent/IT1143694B/en active
- 1977-09-27 NZ NZ18527877A patent/NZ185278A/en unknown
- 1977-09-27 GB GB4021277A patent/GB1565124A/en not_active Expired
- 1977-09-27 FI FI772840A patent/FI772840A/en not_active Application Discontinuation
- 1977-09-27 FR FR7729078A patent/FR2366320A1/en active Granted
- 1977-09-29 JP JP11616177A patent/JPS5359793A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2366320B1 (en) | 1984-07-27 |
JPS5359793A (en) | 1978-05-29 |
DE2743126A1 (en) | 1978-04-06 |
GB1565124A (en) | 1980-04-16 |
DE2743126C2 (en) | 1992-05-27 |
FI772840A (en) | 1978-03-30 |
NL183653B (en) | 1988-07-18 |
AU509980B2 (en) | 1980-06-05 |
SE7710742L (en) | 1978-03-30 |
JPS6246567B2 (en) | 1987-10-02 |
FR2366320A1 (en) | 1978-04-28 |
AU2916577A (en) | 1979-04-05 |
SE437994B (en) | 1985-03-25 |
NL183653C (en) | 1988-12-16 |
NL7710525A (en) | 1978-03-31 |
NZ185278A (en) | 1980-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19931029 |