ES359331A1 - Procedimiento y dispositivo para la produccion continua de espumas de poliamida homogeneas. - Google Patents
Procedimiento y dispositivo para la produccion continua de espumas de poliamida homogeneas.Info
- Publication number
- ES359331A1 ES359331A1 ES359331A ES359331A ES359331A1 ES 359331 A1 ES359331 A1 ES 359331A1 ES 359331 A ES359331 A ES 359331A ES 359331 A ES359331 A ES 359331A ES 359331 A1 ES359331 A1 ES 359331A1
- Authority
- ES
- Spain
- Prior art keywords
- prepolymer
- polymerizing
- foaming
- mould
- melt
- 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
- 239000004952 Polyamide Substances 0.000 title abstract 2
- 239000006260 foam Substances 0.000 title abstract 2
- 229920002647 polyamide Polymers 0.000 title abstract 2
- 238000010924 continuous production Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 4
- -1 caprolactam Chemical class 0.000 abstract 2
- 238000005187 foaming Methods 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 230000000379 polymerizing effect Effects 0.000 abstract 2
- 239000005057 Hexamethylene diisocyanate Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004280 Sodium formate Substances 0.000 abstract 1
- 239000012190 activator Substances 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- 229920001400 block copolymer Polymers 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- 150000003951 lactams Chemical class 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 0.000 abstract 1
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 abstract 1
- 235000019254 sodium formate Nutrition 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
- C08G69/18—Anionic polymerisation
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyamides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0053844 | 1967-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES359331A1 true ES359331A1 (es) | 1970-06-01 |
Family
ID=7106639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES359331A Expired ES359331A1 (es) | 1967-10-20 | 1968-10-19 | Procedimiento y dispositivo para la produccion continua de espumas de poliamida homogeneas. |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE722515A (es) |
| CH (1) | CH503079A (es) |
| DE (1) | DE1720736A1 (es) |
| ES (1) | ES359331A1 (es) |
| FR (1) | FR1588711A (es) |
| GB (1) | GB1181617A (es) |
| NL (1) | NL6814880A (es) |
| SU (1) | SU402227A3 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2106362C1 (ru) * | 1995-06-14 | 1998-03-10 | Александра Ильинична Атрощенко | Способ получения полиамидных пен |
-
1967
- 1967-10-20 DE DE19671720736 patent/DE1720736A1/de active Pending
-
1968
- 1968-09-13 CH CH1369668A patent/CH503079A/de not_active IP Right Cessation
- 1968-09-20 GB GB4479668A patent/GB1181617A/en not_active Expired
- 1968-10-17 NL NL6814880A patent/NL6814880A/xx unknown
- 1968-10-18 BE BE722515D patent/BE722515A/xx unknown
- 1968-10-18 SU SU1279001A patent/SU402227A3/ru active
- 1968-10-18 FR FR1588711D patent/FR1588711A/fr not_active Expired
- 1968-10-19 ES ES359331A patent/ES359331A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH503079A (de) | 1971-02-15 |
| BE722515A (es) | 1969-04-01 |
| NL6814880A (es) | 1969-04-22 |
| DE1720736A1 (de) | 1971-07-15 |
| GB1181617A (en) | 1970-02-18 |
| FR1588711A (es) | 1970-04-17 |
| SU402227A3 (es) | 1973-10-12 |
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