DE2500181A1 - Verfahren zur herstellung von polyamidschaeumen - Google Patents
Verfahren zur herstellung von polyamidschaeumenInfo
- Publication number
- DE2500181A1 DE2500181A1 DE19752500181 DE2500181A DE2500181A1 DE 2500181 A1 DE2500181 A1 DE 2500181A1 DE 19752500181 DE19752500181 DE 19752500181 DE 2500181 A DE2500181 A DE 2500181A DE 2500181 A1 DE2500181 A1 DE 2500181A1
- Authority
- DE
- Germany
- Prior art keywords
- parts
- foams
- weight
- foam
- percent
- 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.)
- Withdrawn
Links
- 239000006260 foam Substances 0.000 title claims description 33
- 239000004952 Polyamide Substances 0.000 title claims description 13
- 229920002647 polyamide Polymers 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 claims description 22
- 150000003951 lactams Chemical class 0.000 claims description 16
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 11
- 239000012190 activator Substances 0.000 claims description 9
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims description 6
- 229950011008 tetrachloroethylene Drugs 0.000 claims description 6
- 238000010539 anionic addition polymerization reaction Methods 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000002513 isocyanates Chemical class 0.000 claims description 3
- 229920001451 polypropylene glycol Polymers 0.000 claims description 3
- 229920000909 polytetrahydrofuran Polymers 0.000 claims description 2
- 239000004721 Polyphenylene oxide Substances 0.000 claims 3
- 229920000570 polyether Polymers 0.000 claims 3
- 239000011541 reaction mixture Substances 0.000 claims 2
- 239000000203 mixture Substances 0.000 description 11
- 239000003054 catalyst Substances 0.000 description 6
- 239000004604 Blowing Agent Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000003381 stabilizer Substances 0.000 description 5
- -1 enanthlactam Chemical compound 0.000 description 4
- 238000005187 foaming Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- MGPAFEDJJTVRNB-UHFFFAOYSA-N carbamic acid;7-[6-(7-oxoazepan-2-yl)hexyl]azepan-2-one Chemical compound NC(O)=O.N1C(=O)CCCCC1CCCCCCC1NC(=O)CCCC1 MGPAFEDJJTVRNB-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000003380 propellant Substances 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- XMGLNPARCVUNDI-UHFFFAOYSA-N 7-[(7-oxoazepan-2-yl)methyl]azepan-2-one Chemical compound N1C(=O)CCCCC1CC1NC(=O)CCCC1 XMGLNPARCVUNDI-UHFFFAOYSA-N 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 229920004482 WACKER® Polymers 0.000 description 2
- YDLSUFFXJYEVHW-UHFFFAOYSA-N azonan-2-one Chemical compound O=C1CCCCCCCN1 YDLSUFFXJYEVHW-UHFFFAOYSA-N 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 2
- MOMGDEWWZBKDDR-UHFFFAOYSA-M sodium;3,4,5,6-tetrahydro-2h-azepin-7-olate Chemical compound [Na+].O=C1CCCCC[N-]1 MOMGDEWWZBKDDR-UHFFFAOYSA-M 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- QPJCYJIZFCJYIR-UHFFFAOYSA-N 4-propylazetidin-2-one Chemical compound CCCC1CC(=O)N1 QPJCYJIZFCJYIR-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 150000001912 cyanamides Chemical class 0.000 description 1
- 150000004292 cyclic ethers Chemical class 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000004872 foam stabilizing agent Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 150000002561 ketenes Chemical class 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 235000012243 magnesium silicates Nutrition 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000000325 methylidene group Chemical class [H]C([H])=* 0.000 description 1
- 239000005445 natural material Substances 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000010875 treated wood Substances 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 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
- C08J9/0014—Use of organic additives
- C08J9/0019—Use of organic additives halogenated
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/02—Halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- 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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyurethanes Or Polyureas (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752500181 DE2500181A1 (de) | 1975-01-03 | 1975-01-03 | Verfahren zur herstellung von polyamidschaeumen |
| US05/643,106 US4026834A (en) | 1975-01-03 | 1975-12-22 | Manufacture of polyamide foams |
| SE7514575A SE411216B (sv) | 1975-01-03 | 1975-12-23 | Laktamblandning innehallande tetrakloreten for framstellning av polyamidskum genom anjonisk polymerisation |
| BR7508682*A BR7508682A (pt) | 1975-01-03 | 1975-12-29 | Processo para preparacao de espumas de poliamidas |
| FR7540102A FR2296655A1 (fr) | 1975-01-03 | 1975-12-30 | Procede de fabrication de polyamides expanses |
| NL7515255A NL7515255A (nl) | 1975-01-03 | 1975-12-31 | Werkwijze voor de bereiding van schuimstoffen van polyamide. |
| ES444051A ES444051A1 (es) | 1975-01-03 | 1976-01-02 | Procedimiento para la obtencion de espumas de poliamida. |
| BE163284A BE837280A (fr) | 1975-01-03 | 1976-01-02 | Procede de fabrication de polyamides expanses |
| GB40/76A GB1536721A (en) | 1975-01-03 | 1976-01-02 | Manufacture of polyamide foams |
| JP51000031A JPS5192894A (en) | 1975-01-03 | 1976-01-05 | ******he***** *su*****no |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752500181 DE2500181A1 (de) | 1975-01-03 | 1975-01-03 | Verfahren zur herstellung von polyamidschaeumen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2500181A1 true DE2500181A1 (de) | 1976-07-08 |
Family
ID=5935953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752500181 Withdrawn DE2500181A1 (de) | 1975-01-03 | 1975-01-03 | Verfahren zur herstellung von polyamidschaeumen |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4026834A (enExample) |
| JP (1) | JPS5192894A (enExample) |
| BE (1) | BE837280A (enExample) |
| BR (1) | BR7508682A (enExample) |
| DE (1) | DE2500181A1 (enExample) |
| ES (1) | ES444051A1 (enExample) |
| FR (1) | FR2296655A1 (enExample) |
| GB (1) | GB1536721A (enExample) |
| NL (1) | NL7515255A (enExample) |
| SE (1) | SE411216B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011007134A1 (de) * | 2011-04-11 | 2012-10-11 | Basf Se | Verfahren zur Herstellung eines Polyamids durch anionische Polymerisation |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4464491A (en) * | 1983-07-25 | 1984-08-07 | Rogers Corporation | Nylon foam |
| US4442234A (en) * | 1983-07-25 | 1984-04-10 | Rogers Corporation | Nylon foam |
| US5719233A (en) * | 1984-05-21 | 1998-02-17 | General Electric Company | Modified polyphenylene ether-polyamide compositions and process |
| DE3436359A1 (de) * | 1984-10-04 | 1986-04-10 | Basf Ag, 6700 Ludwigshafen | Polyamidformteile und verfahren zu ihrer herstellung |
| US5280049A (en) * | 1993-08-09 | 1994-01-18 | Isp Investments Inc. | Molded cellular crosslinked vinyl lactam polymer gel and method of preparation |
| DE102014216992A1 (de) | 2014-08-26 | 2016-03-03 | Adidas Ag | Expandierte Polymerpellets |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT956395B (it) * | 1972-06-09 | 1973-10-10 | Montedison Spa | Procedimento per la polimerizzazio ne anionica del pirrolidone |
-
1975
- 1975-01-03 DE DE19752500181 patent/DE2500181A1/de not_active Withdrawn
- 1975-12-22 US US05/643,106 patent/US4026834A/en not_active Expired - Lifetime
- 1975-12-23 SE SE7514575A patent/SE411216B/xx not_active IP Right Cessation
- 1975-12-29 BR BR7508682*A patent/BR7508682A/pt unknown
- 1975-12-30 FR FR7540102A patent/FR2296655A1/fr active Granted
- 1975-12-31 NL NL7515255A patent/NL7515255A/xx unknown
-
1976
- 1976-01-02 ES ES444051A patent/ES444051A1/es not_active Expired
- 1976-01-02 BE BE163284A patent/BE837280A/xx not_active IP Right Cessation
- 1976-01-02 GB GB40/76A patent/GB1536721A/en not_active Expired
- 1976-01-05 JP JP51000031A patent/JPS5192894A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011007134A1 (de) * | 2011-04-11 | 2012-10-11 | Basf Se | Verfahren zur Herstellung eines Polyamids durch anionische Polymerisation |
Also Published As
| Publication number | Publication date |
|---|---|
| SE411216B (sv) | 1979-12-10 |
| US4026834A (en) | 1977-05-31 |
| ES444051A1 (es) | 1977-08-01 |
| BE837280A (fr) | 1976-07-02 |
| BR7508682A (pt) | 1976-08-24 |
| JPS5192894A (en) | 1976-08-14 |
| FR2296655A1 (fr) | 1976-07-30 |
| NL7515255A (nl) | 1976-07-06 |
| SE7514575L (sv) | 1976-07-05 |
| GB1536721A (en) | 1978-12-20 |
| FR2296655B1 (enExample) | 1979-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69023986T2 (de) | Dichtereduzierung in Polyurethanweichschäumen. | |
| DE2656600A1 (de) | Polyisocyanurate | |
| US3580869A (en) | Microcellular polyurethane foams based on aromatic polyamines and propoxylated aniline | |
| DE2253753A1 (de) | Polyimidschaum zur waermedaemmung und zum feuerschutz | |
| DE69111106T2 (de) | Niedrigschäumender Polyurethanelastomer. | |
| EP0106101A2 (de) | Verfahren zur Herstellung hochelastischer kalthärtender Polyurethanschaumstoffe | |
| DE1769886A1 (de) | Koerper aus nachgiebigem Polyurethanschaum mit materialeinheitlich angeformter,zaeher,geschlossener Aussenhaut und Verfahren zu seiner Herstellung | |
| DE2736846A1 (de) | Elastomere poly-(dialkylaminoaryloxyphosphazen) polymere und daraus gebildete flexible und halbstarre schaumstoffe | |
| DE1770914A1 (de) | Kunststoffe auf Isocyanatbasis | |
| EP0134992B1 (de) | Verfahren zur Herstellung von flächigen Formteilen aus faserverstärktem Polyamid | |
| US4026834A (en) | Manufacture of polyamide foams | |
| US3236789A (en) | Process for making foamed polycaprolactam | |
| CH646985A5 (en) | Process for the preparation of a glass fibre-reinforced polyamide composition | |
| EP0177010A2 (de) | Polyamidformteile und Verfahren zu ihrer Herstellung | |
| EP3099723B1 (de) | Verfahren zur herstellung eines thermoplastischen copolymers aus polycaprolactam und thermoplastischem polyurethan | |
| DE1595655B2 (de) | Verfahren zur Herstellung von Polyamidschäumen | |
| DE68916977T2 (de) | Verfahren zur Herstellung modifizierter Polyamide und so erhaltene Produkte. | |
| EP0092700A1 (de) | Verfahren zur Herstellung hochelastischer kalthärtender Polyurethanschaumstoffe | |
| DE2657413A1 (de) | Verfahren zur herstellung eines polyurethanschaumstoffs mit hoher elastizitaet | |
| DE1595592A1 (de) | Verfahren zur Herstellung von Polyamidschaeumen | |
| DE68910407T2 (de) | Verfahren zur Herstellung von modifizierten schlagfesten Polyamiden. | |
| DE2102247A1 (de) | Verfahren zu der Herstellung von Polyamidschaumstoffen | |
| DE3436361A1 (de) | Zellhaltige formteile mit zellfreier aussenhaut und verfahren zu ihrer herstellung | |
| DE60123926T2 (de) | Schaumstoff mit geringem monomerengehalt | |
| DE69208061T2 (de) | Treibmittel für Polymere und ihre Anwendung für die Herstellung synthetischer Schäume |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |