IT1035942B - PROCEDURE FOR PRODUCING POLYURETHANE FOAMS - Google Patents
PROCEDURE FOR PRODUCING POLYURETHANE FOAMSInfo
- Publication number
- IT1035942B IT1035942B IT4991475A IT4991475A IT1035942B IT 1035942 B IT1035942 B IT 1035942B IT 4991475 A IT4991475 A IT 4991475A IT 4991475 A IT4991475 A IT 4991475A IT 1035942 B IT1035942 B IT 1035942B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- polyurethane foams
- producing polyurethane
- producing
- foams
- Prior art date
Links
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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/38—Polysiloxanes modified by chemical after-treatment
- C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
- C08G77/388—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
-
- 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
-
- 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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Silicon Polymers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2427273A DE2427273C2 (en) | 1974-06-06 | 1974-06-06 | Process for the production of molded foams with self-releasing properties |
DE19742445648 DE2445648C2 (en) | 1974-09-25 | 1974-09-25 | Further development of the process for the production of foam-molded foams |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1035942B true IT1035942B (en) | 1979-10-20 |
Family
ID=25767246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4991475A IT1035942B (en) | 1974-06-06 | 1975-06-04 | PROCEDURE FOR PRODUCING POLYURETHANE FOAMS |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5761043B2 (en) |
DK (1) | DK253175A (en) |
ES (1) | ES438253A1 (en) |
FR (1) | FR2273832A1 (en) |
GB (1) | GB1494930A (en) |
IT (1) | IT1035942B (en) |
LU (1) | LU72646A1 (en) |
NL (1) | NL7506622A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4764330A (en) * | 1983-03-23 | 1988-08-16 | The Dow Chemical Company | Process for the production of organic polyisocyanate-based molded polymers |
US4570010A (en) * | 1983-03-23 | 1986-02-11 | The Upjohn Company | Product |
JPS6131465A (en) * | 1984-07-24 | 1986-02-13 | Shin Etsu Chem Co Ltd | Releasing agent for internal addition |
DE3621040A1 (en) * | 1986-06-24 | 1988-01-07 | Bayer Ag | METHOD FOR THE PRODUCTION AND POLYSILOXANE IONOMERS, POLYSILOXAN IONOMERS AND THE USE THEREOF FOR THE PRODUCTION OF CELLED POLYURETHANE ELASTOMERS |
DE3621706A1 (en) * | 1986-06-28 | 1988-01-07 | Bayer Ag | METHOD FOR THE PREPARATION OF PREPOLYMERS HAVING ISOCYANATE GROUPS, THE PREPOLYMERS AVAILABLE ACCORDING TO THIS METHOD AND THE USE THEREOF AS BINDERS IN COMPONENT LACQUERS |
KR20080018171A (en) * | 2005-05-25 | 2008-02-27 | 아사히 가라스 가부시키가이샤 | Soft polyurethane foam, method for producing same, and sheet using such soft polyurethane foam for use in automobile |
CN112898525A (en) * | 2019-12-03 | 2021-06-04 | 科思创德国股份有限公司 | Method for preparing polyurethane semi-rigid foam |
-
1975
- 1975-05-22 GB GB2219775A patent/GB1494930A/en not_active Expired
- 1975-06-04 LU LU72646A patent/LU72646A1/xx unknown
- 1975-06-04 IT IT4991475A patent/IT1035942B/en active
- 1975-06-04 NL NL7506622A patent/NL7506622A/en not_active Application Discontinuation
- 1975-06-04 DK DK253175A patent/DK253175A/en unknown
- 1975-06-05 ES ES438253A patent/ES438253A1/en not_active Expired
- 1975-06-06 FR FR7517804A patent/FR2273832A1/en active Granted
- 1975-06-06 JP JP50067720A patent/JPS5761043B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5112898A (en) | 1976-01-31 |
NL7506622A (en) | 1975-12-09 |
FR2273832B1 (en) | 1979-04-13 |
FR2273832A1 (en) | 1976-01-02 |
LU72646A1 (en) | 1976-03-17 |
ES438253A1 (en) | 1977-01-01 |
GB1494930A (en) | 1977-12-14 |
DK253175A (en) | 1975-12-07 |
JPS5761043B2 (en) | 1982-12-22 |
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