ES375436A1 - Procedimiento para la preparacion de piezas moldeadas en espuma rigida de poliuretano. - Google Patents
Procedimiento para la preparacion de piezas moldeadas en espuma rigida de poliuretano.Info
- Publication number
- ES375436A1 ES375436A1 ES375436A ES375436A ES375436A1 ES 375436 A1 ES375436 A1 ES 375436A1 ES 375436 A ES375436 A ES 375436A ES 375436 A ES375436 A ES 375436A ES 375436 A1 ES375436 A1 ES 375436A1
- Authority
- ES
- Spain
- Prior art keywords
- mould
- foaming
- polyurethane foam
- moulded articles
- producing moulded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
-
- 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
-
- 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
- C08G18/4829—Polyethers containing at least three hydroxy 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
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
-
- 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
-
- 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
- C08G2110/0033—Foam properties having integral skins
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6900712A FR2031632A5 (es) | 1969-01-17 | 1969-01-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES375436A1 true ES375436A1 (es) | 1972-10-16 |
Family
ID=9027914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES375436A Expired ES375436A1 (es) | 1969-01-17 | 1970-01-15 | Procedimiento para la preparacion de piezas moldeadas en espuma rigida de poliuretano. |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE744516A (es) |
DE (1) | DE2001676A1 (es) |
ES (1) | ES375436A1 (es) |
FR (1) | FR2031632A5 (es) |
GB (1) | GB1254993A (es) |
LU (1) | LU60188A1 (es) |
NL (1) | NL7000619A (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3113690A1 (de) * | 1981-04-04 | 1982-10-28 | Elastogran GmbH, 2844 Lemförde | "verfahren zur herstellung von geschlossenzelligen polyurethan-formteilen mit einer verdichteten randzone" |
EP0262184A4 (en) * | 1986-03-20 | 1988-07-29 | Vacutec Holdings | PANEL AND MANUFACTURING METHOD. |
WO1990001598A1 (en) * | 1988-08-03 | 1990-02-22 | Lightweight Composites Pty. Ltd. | Improved building systems |
-
1969
- 1969-01-17 FR FR6900712A patent/FR2031632A5/fr not_active Expired
-
1970
- 1970-01-15 ES ES375436A patent/ES375436A1/es not_active Expired
- 1970-01-15 DE DE19702001676 patent/DE2001676A1/de active Pending
- 1970-01-15 LU LU60188D patent/LU60188A1/xx unknown
- 1970-01-16 NL NL7000619A patent/NL7000619A/xx unknown
- 1970-01-16 BE BE744516D patent/BE744516A/xx unknown
- 1970-01-16 GB GB2270/70A patent/GB1254993A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2031632A5 (es) | 1970-11-20 |
GB1254993A (en) | 1971-11-24 |
BE744516A (fr) | 1970-07-16 |
DE2001676A1 (de) | 1970-10-22 |
LU60188A1 (es) | 1970-03-16 |
NL7000619A (es) | 1970-07-21 |
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