CH646985A5 - Process for the preparation of a glass fibre-reinforced polyamide composition - Google Patents
Process for the preparation of a glass fibre-reinforced polyamide composition Download PDFInfo
- Publication number
- CH646985A5 CH646985A5 CH497778A CH497778A CH646985A5 CH 646985 A5 CH646985 A5 CH 646985A5 CH 497778 A CH497778 A CH 497778A CH 497778 A CH497778 A CH 497778A CH 646985 A5 CH646985 A5 CH 646985A5
- Authority
- CH
- Switzerland
- Prior art keywords
- lactam
- glass fibers
- polyamide
- glass
- weight
- Prior art date
Links
- 239000004952 Polyamide Substances 0.000 title claims description 42
- 229920002647 polyamide Polymers 0.000 title claims description 42
- 239000011521 glass Substances 0.000 title claims description 36
- 238000000034 method Methods 0.000 title claims description 17
- 239000000203 mixture Substances 0.000 title description 8
- 238000002360 preparation method Methods 0.000 title description 2
- 239000003365 glass fiber Substances 0.000 claims description 71
- 150000003951 lactams Chemical class 0.000 claims description 44
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 41
- 239000011230 binding agent Substances 0.000 claims description 29
- 239000003054 catalyst Substances 0.000 claims description 25
- 125000004432 carbon atom Chemical group C* 0.000 claims description 23
- 239000007795 chemical reaction product Substances 0.000 claims description 17
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical class CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 15
- -1 alkali metal lactam Chemical class 0.000 claims description 14
- 229910052783 alkali metal Inorganic materials 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 238000006116 polymerization reaction Methods 0.000 claims description 10
- QISSLHPKTCLLDL-UHFFFAOYSA-N N-Acetylcaprolactam Chemical compound CC(=O)N1CCCCCC1=O QISSLHPKTCLLDL-UHFFFAOYSA-N 0.000 claims description 9
- 239000005056 polyisocyanate Substances 0.000 claims description 9
- 229920001228 polyisocyanate Polymers 0.000 claims description 9
- 239000005057 Hexamethylene diisocyanate Substances 0.000 claims description 8
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims description 8
- MOMGDEWWZBKDDR-UHFFFAOYSA-M sodium;3,4,5,6-tetrahydro-2h-azepin-7-olate Chemical group [Na+].O=C1CCCCC[N-]1 MOMGDEWWZBKDDR-UHFFFAOYSA-M 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 claims description 6
- 150000004756 silanes Chemical class 0.000 claims description 6
- OXYZDRAJMHGSMW-UHFFFAOYSA-N 3-chloropropyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)CCCCl OXYZDRAJMHGSMW-UHFFFAOYSA-N 0.000 claims description 5
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 5
- NOZAQBYNLKNDRT-UHFFFAOYSA-N [diacetyloxy(ethenyl)silyl] acetate Chemical compound CC(=O)O[Si](OC(C)=O)(OC(C)=O)C=C NOZAQBYNLKNDRT-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 150000001340 alkali metals Chemical class 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 125000005442 diisocyanate group Chemical group 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 4
- BDNKZNFMNDZQMI-UHFFFAOYSA-N 1,3-diisopropylcarbodiimide Chemical compound CC(C)N=C=NC(C)C BDNKZNFMNDZQMI-UHFFFAOYSA-N 0.000 claims description 3
- KLZYCEYOOVIITI-UHFFFAOYSA-N 1-nitrosopyrrolidin-2-one Chemical compound O=NN1CCCC1=O KLZYCEYOOVIITI-UHFFFAOYSA-N 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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 claims description 3
- QORUGOXNWQUALA-UHFFFAOYSA-N N=C=O.N=C=O.N=C=O.C1=CC=C(C(C2=CC=CC=C2)C2=CC=CC=C2)C=C1 Chemical compound N=C=O.N=C=O.N=C=O.C1=CC=C(C(C2=CC=CC=C2)C2=CC=CC=C2)C=C1 QORUGOXNWQUALA-UHFFFAOYSA-N 0.000 claims description 3
- HIFVAOIJYDXIJG-UHFFFAOYSA-N benzylbenzene;isocyanic acid Chemical class N=C=O.N=C=O.C=1C=CC=CC=1CC1=CC=CC=C1 HIFVAOIJYDXIJG-UHFFFAOYSA-N 0.000 claims description 3
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims description 3
- BGRWYRAHAFMIBJ-UHFFFAOYSA-N diisopropylcarbodiimide Natural products CC(C)NC(=O)NC(C)C BGRWYRAHAFMIBJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- ZUNDRXKRBGPGHN-UHFFFAOYSA-N n-benzoyl-n-phenylbenzamide Chemical compound C=1C=CC=CC=1C(=O)N(C=1C=CC=CC=1)C(=O)C1=CC=CC=C1 ZUNDRXKRBGPGHN-UHFFFAOYSA-N 0.000 claims description 3
- UGUJGQMBCAWTEP-UHFFFAOYSA-N n-methyl-n-nitrosobenzenesulfonamide Chemical compound O=NN(C)S(=O)(=O)C1=CC=CC=C1 UGUJGQMBCAWTEP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 239000012744 reinforcing agent Substances 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- JYQWFUKISDUAHQ-UHFFFAOYSA-N 3-[2-(2,5-dioxopyrrolidin-3-yl)ethyl]pyrrolidine-2,5-dione Chemical compound C(CC1C(=O)NC(C1)=O)C1C(=O)NC(C1)=O JYQWFUKISDUAHQ-UHFFFAOYSA-N 0.000 claims description 2
- PEXSARCCIAFWQO-UHFFFAOYSA-N 4-methyl-n-(4-methylphenyl)sulfonyl-n-phenylbenzenesulfonamide Chemical compound C1=CC(C)=CC=C1S(=O)(=O)N(S(=O)(=O)C=1C=CC(C)=CC=1)C1=CC=CC=C1 PEXSARCCIAFWQO-UHFFFAOYSA-N 0.000 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- HMJCMPMWWUMMHG-UHFFFAOYSA-N dicyclohexylcyanamide Chemical compound C1CCCCC1N(C#N)C1CCCCC1 HMJCMPMWWUMMHG-UHFFFAOYSA-N 0.000 claims description 2
- HLJDOURGTRAFHE-UHFFFAOYSA-N isocyanic acid;3,5,5-trimethylcyclohex-2-en-1-one Chemical class N=C=O.N=C=O.CC1=CC(=O)CC(C)(C)C1 HLJDOURGTRAFHE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- FQTCUKQMGGJRCU-UHFFFAOYSA-N n,n-diacetylacetamide Chemical compound CC(=O)N(C(C)=O)C(C)=O FQTCUKQMGGJRCU-UHFFFAOYSA-N 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 229910052717 sulfur Chemical group 0.000 claims description 2
- 239000011593 sulfur Chemical group 0.000 claims description 2
- MGJKQDOBUOMPEZ-UHFFFAOYSA-N N,N'-dimethylurea Chemical compound CNC(=O)NC MGJKQDOBUOMPEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000000243 solution Substances 0.000 description 16
- 239000000835 fiber Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 6
- 238000005452 bending Methods 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- 229910000077 silane Inorganic materials 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- KRDJNXNRTUJHRK-UHFFFAOYSA-N 1,3-dimethyl-1,3-bis(phenylcarbamoyl)urea Chemical compound C=1C=CC=CC=1NC(=O)N(C)C(=O)N(C)C(=O)NC1=CC=CC=C1 KRDJNXNRTUJHRK-UHFFFAOYSA-N 0.000 description 2
- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000012764 mineral filler Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- BMXLNWWQIJELAW-UHFFFAOYSA-N n-ethyl-n-(4-methylphenyl)sulfonylacetamide Chemical compound CCN(C(C)=O)S(=O)(=O)C1=CC=C(C)C=C1 BMXLNWWQIJELAW-UHFFFAOYSA-N 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- VGHSXKTVMPXHNG-UHFFFAOYSA-N 1,3-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC(N=C=O)=C1 VGHSXKTVMPXHNG-UHFFFAOYSA-N 0.000 description 1
- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 1
- FRASJONUBLZVQX-UHFFFAOYSA-N 1,4-naphthoquinone Chemical compound C1=CC=C2C(=O)C=CC(=O)C2=C1 FRASJONUBLZVQX-UHFFFAOYSA-N 0.000 description 1
- DFPJRUKWEPYFJT-UHFFFAOYSA-N 1,5-diisocyanatopentane Chemical compound O=C=NCCCCCN=C=O DFPJRUKWEPYFJT-UHFFFAOYSA-N 0.000 description 1
- DJGIITKNTHQYPX-UHFFFAOYSA-N 1-benzylazepan-2-one Chemical compound O=C1CCCCCN1CC1=CC=CC=C1 DJGIITKNTHQYPX-UHFFFAOYSA-N 0.000 description 1
- NRABTNPEUQBHMC-UHFFFAOYSA-N C1(CCC(N1)=O)=O.C1(CCC(N1)=O)=O.C=C Chemical compound C1(CCC(N1)=O)=O.C1(CCC(N1)=O)=O.C=C NRABTNPEUQBHMC-UHFFFAOYSA-N 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Substances CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000003931 anilides Chemical class 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- ATMABMRDZYWJJU-UHFFFAOYSA-L chromium(2+);2-methylprop-2-enoate;chloride Chemical compound [Cl-].[Cr+2].CC(=C)C([O-])=O ATMABMRDZYWJJU-UHFFFAOYSA-L 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical class CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 125000003441 thioacyl group Chemical group 0.000 description 1
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 1
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
- 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
- C08G69/20—Anionic polymerisation characterised by the catalysts used
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
- Polyamides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79477977A | 1977-05-09 | 1977-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH646985A5 true CH646985A5 (en) | 1984-12-28 |
Family
ID=25163654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH497778A CH646985A5 (en) | 1977-05-09 | 1978-05-08 | Process for the preparation of a glass fibre-reinforced polyamide composition |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS53138459A (fr) |
| AR (1) | AR220336A1 (fr) |
| BR (1) | BR7802889A (fr) |
| CH (1) | CH646985A5 (fr) |
| DE (1) | DE2817778A1 (fr) |
| ES (1) | ES469611A1 (fr) |
| FR (1) | FR2390472A1 (fr) |
| IT (1) | IT1113073B (fr) |
| LU (1) | LU79588A1 (fr) |
| NL (1) | NL7804762A (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3325554A1 (de) * | 1983-07-15 | 1985-01-24 | Basf Ag | Verfahren zur herstellung von flaechigen formteilen aus faserverstaerktem polyamid |
| JPS63212514A (ja) * | 1985-05-31 | 1988-09-05 | Sumitomo Rubber Ind Ltd | 構造材料およびその製造方法 |
| ES2288754T3 (es) * | 1994-08-01 | 2008-01-16 | Schwartz Gmbh | Procedimiento para la fabricacion de piezas moldeadas por polimerizacion de lactamas en moldes. |
| GB0329654D0 (en) | 2003-12-23 | 2004-01-28 | Smith & Nephew | Tunable segmented polyacetal |
| CA2679365C (fr) * | 2006-11-30 | 2016-05-03 | Smith & Nephew, Inc. | Materiau composite renforce par des fibres |
| EP1975191A1 (fr) * | 2007-03-29 | 2008-10-01 | L. Brüggemann KG | Composites de polyamide anionique renforcés par des fibres pour des applications structurelles et son procédé de fabrication |
| JP5416090B2 (ja) | 2007-04-18 | 2014-02-12 | スミス アンド ネフュー ピーエルシー | 形状記憶ポリマーの膨張成形 |
| EP2150288B1 (fr) | 2007-04-19 | 2011-04-13 | Smith & Nephew, Inc. | Fixation de greffe |
| EP2142227B1 (fr) | 2007-04-19 | 2012-02-29 | Smith & Nephew, Inc. | Polymères à mémoire de forme multimodaux |
| EP3130622B1 (fr) * | 2015-08-11 | 2020-04-08 | LANXESS Deutschland GmbH | Composition polymerisable |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB863859A (en) * | 1956-07-23 | 1961-03-29 | Monsanto Chemicals | Polymerisation of lactams |
| US3017392A (en) * | 1956-12-13 | 1962-01-16 | Monsanto Chemicals | Polymerization of higher lactams |
| SE340695B (fr) * | 1963-05-31 | 1971-11-29 | Monsanto Co | |
| FR1411568A (fr) * | 1963-10-16 | 1965-09-17 | Du Pont | Nouvelles compositions de polyamides et procédé pour leur préparation |
| DE1900541C3 (de) * | 1969-01-07 | 1982-05-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen Herstellung von homogenen faserverstärkten Polyamidformmassen |
-
1978
- 1978-04-22 DE DE19782817778 patent/DE2817778A1/de not_active Ceased
- 1978-04-26 IT IT22690/78A patent/IT1113073B/it active
- 1978-04-28 JP JP5023578A patent/JPS53138459A/ja active Pending
- 1978-05-03 NL NL7804762A patent/NL7804762A/xx not_active Application Discontinuation
- 1978-05-03 LU LU79588A patent/LU79588A1/fr unknown
- 1978-05-08 FR FR7813567A patent/FR2390472A1/fr active Pending
- 1978-05-08 CH CH497778A patent/CH646985A5/de not_active IP Right Cessation
- 1978-05-09 ES ES469611A patent/ES469611A1/es not_active Expired
- 1978-05-09 AR AR272102A patent/AR220336A1/es active
- 1978-05-09 BR BR787802889A patent/BR7802889A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2817778A1 (de) | 1978-11-23 |
| BR7802889A (pt) | 1979-01-16 |
| ES469611A1 (es) | 1979-10-16 |
| FR2390472A1 (fr) | 1978-12-08 |
| AR220336A1 (es) | 1980-10-31 |
| JPS53138459A (en) | 1978-12-02 |
| NL7804762A (nl) | 1978-11-13 |
| LU79588A1 (fr) | 1979-02-02 |
| IT1113073B (it) | 1986-01-20 |
| IT7822690A0 (it) | 1978-04-26 |
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