DE1770673A1 - Polylactamschaumstoff und seine Herstellung - Google Patents
Polylactamschaumstoff und seine HerstellungInfo
- Publication number
- DE1770673A1 DE1770673A1 DE19681770673 DE1770673A DE1770673A1 DE 1770673 A1 DE1770673 A1 DE 1770673A1 DE 19681770673 DE19681770673 DE 19681770673 DE 1770673 A DE1770673 A DE 1770673A DE 1770673 A1 DE1770673 A1 DE 1770673A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- lactam
- polylactam
- polymerization
- tensile strength
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000006260 foam Substances 0.000 title description 7
- 150000003951 lactams Chemical class 0.000 claims description 81
- 238000006116 polymerization reaction Methods 0.000 claims description 75
- 210000004027 cell Anatomy 0.000 claims description 64
- 239000003380 propellant Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 44
- 229920000642 polymer Polymers 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 27
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 24
- 229920002292 Nylon 6 Polymers 0.000 claims description 23
- 239000004604 Blowing Agent Substances 0.000 claims description 22
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 18
- 125000004432 carbon atom Chemical group C* 0.000 claims description 15
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 15
- 239000001294 propane Substances 0.000 claims description 15
- 210000002421 cell wall Anatomy 0.000 claims description 14
- 238000005187 foaming Methods 0.000 claims description 13
- 229930195733 hydrocarbon Natural products 0.000 claims description 12
- 150000002430 hydrocarbons Chemical class 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 9
- 230000000379 polymerizing effect Effects 0.000 claims description 8
- 239000004215 Carbon black (E152) Substances 0.000 claims description 7
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 7
- 239000001273 butane Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 101100309447 Caenorhabditis elegans sad-1 gene Proteins 0.000 claims description 5
- 230000002829 reductive effect Effects 0.000 claims description 5
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 2
- YDLSUFFXJYEVHW-UHFFFAOYSA-N azonan-2-one Chemical compound O=C1CCCCCCCN1 YDLSUFFXJYEVHW-UHFFFAOYSA-N 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 239000000178 monomer Substances 0.000 description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 22
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 12
- 239000002585 base Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 238000005299 abrasion Methods 0.000 description 10
- 239000011952 anionic catalyst Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 10
- 238000010899 nucleation Methods 0.000 description 9
- -1 Decanolactam Chemical compound 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 230000006911 nucleation Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000011049 filling Methods 0.000 description 5
- 210000003128 head Anatomy 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 125000000129 anionic group Chemical group 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010539 anionic addition polymerization reaction Methods 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 206010035148 Plague Diseases 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 241001233037 catfish Species 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 150000003949 imides Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Chemical group 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910000104 sodium hydride Inorganic materials 0.000 description 2
- 239000012312 sodium hydride Substances 0.000 description 2
- 229940114926 stearate Drugs 0.000 description 2
- 125000002813 thiocarbonyl group Chemical group *C(*)=S 0.000 description 2
- NZPSDGIEKAQVEZ-UHFFFAOYSA-N 1,3-benzodioxol-2-one Chemical compound C1=CC=CC2=C1OC(=O)O2 NZPSDGIEKAQVEZ-UHFFFAOYSA-N 0.000 description 1
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- DVPHDWQFZRBFND-DMHDVGBCSA-N 1-o-[2-[(3ar,5r,6s,6ar)-2,2-dimethyl-6-prop-2-enoyloxy-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-2-[4-[(2s,3r)-1-butan-2-ylsulfanyl-2-(2-chlorophenyl)-4-oxoazetidin-3-yl]oxy-4-oxobutanoyl]oxyethyl] 4-o-[(2s,3r)-1-butan-2-ylsulfanyl-2-(2-chloropheny Chemical group C1([C@H]2[C@H](C(N2SC(C)CC)=O)OC(=O)CCC(=O)OC(COC(=O)CCC(=O)O[C@@H]2[C@@H](N(C2=O)SC(C)CC)C=2C(=CC=CC=2)Cl)[C@@H]2[C@@H]([C@H]3OC(C)(C)O[C@H]3O2)OC(=O)C=C)=CC=CC=C1Cl DVPHDWQFZRBFND-DMHDVGBCSA-N 0.000 description 1
- IJJWOSAXNHWBPR-HUBLWGQQSA-N 5-[(3as,4s,6ar)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-n-(6-hydrazinyl-6-oxohexyl)pentanamide Chemical compound N1C(=O)N[C@@H]2[C@H](CCCCC(=O)NCCCCCC(=O)NN)SC[C@@H]21 IJJWOSAXNHWBPR-HUBLWGQQSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000014277 Clidemia hirta Nutrition 0.000 description 1
- LVZWSLJZHVFIQJ-UHFFFAOYSA-N Cyclopropane Chemical compound C1CC1 LVZWSLJZHVFIQJ-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 241000069219 Henriettea Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 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
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- QISSLHPKTCLLDL-UHFFFAOYSA-N N-Acetylcaprolactam Chemical class CC(=O)N1CCCCCC1=O QISSLHPKTCLLDL-UHFFFAOYSA-N 0.000 description 1
- HFEFMUSTGZNOPY-UHFFFAOYSA-N OOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOO HFEFMUSTGZNOPY-UHFFFAOYSA-N 0.000 description 1
- 241000269978 Pleuronectiformes Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010065954 Stubbornness Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- TVJPDXTZUDNPKW-UHFFFAOYSA-N azacycloheptadecan-2-one Chemical compound O=C1CCCCCCCCCCCCCCCN1 TVJPDXTZUDNPKW-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 125000002837 carbocyclic group Chemical group 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 230000010261 cell growth Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- ROORDVPLFPIABK-UHFFFAOYSA-N diphenyl carbonate Chemical compound C=1C=CC=CC=1OC(=O)OC1=CC=CC=C1 ROORDVPLFPIABK-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000004795 grignard reagents Chemical class 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000007975 iminium salts Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910001872 inorganic gas Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 150000002561 ketenes Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000012693 lactam polymerization Methods 0.000 description 1
- 229910000103 lithium hydride Inorganic materials 0.000 description 1
- WMFOQBRAJBCJND-UHFFFAOYSA-M lithium hydroxide Inorganic materials [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 125000000018 nitroso group Chemical group N(=O)* 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000001301 oxygen Chemical group 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000005328 phosphinyl group Chemical group [PH2](=O)* 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 229940114930 potassium stearate Drugs 0.000 description 1
- ANBFRLKBEIFNQU-UHFFFAOYSA-M potassium;octadecanoate Chemical compound [K+].CCCCCCCCCCCCCCCCCC([O-])=O ANBFRLKBEIFNQU-UHFFFAOYSA-M 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- ODZPKZBBUMBTMG-UHFFFAOYSA-N sodium amide Chemical compound [NH2-].[Na+] ODZPKZBBUMBTMG-UHFFFAOYSA-N 0.000 description 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- UUCCCPNEFXQJEL-UHFFFAOYSA-L strontium dihydroxide Chemical compound [OH-].[OH-].[Sr+2] UUCCCPNEFXQJEL-UHFFFAOYSA-L 0.000 description 1
- 229910001866 strontium hydroxide Inorganic materials 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-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
- C08J9/04—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
- C08J9/12—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 by a physical blowing agent
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64740567A | 1967-06-20 | 1967-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1770673A1 true DE1770673A1 (de) | 1971-11-11 |
Family
ID=24596859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681770673 Pending DE1770673A1 (de) | 1967-06-20 | 1968-06-20 | Polylactamschaumstoff und seine Herstellung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3663670A (enExample) |
| JP (1) | JPS4841704B1 (enExample) |
| BE (1) | BE716830A (enExample) |
| DE (1) | DE1770673A1 (enExample) |
| FR (1) | FR1570219A (enExample) |
| GB (1) | GB1217352A (enExample) |
| NL (1) | NL6808690A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3912430A (en) * | 1974-05-24 | 1975-10-14 | John A Noel | Apparatus for molding beads expandable and formable under heat and pressure |
| DE3124980C1 (de) * | 1981-06-25 | 1987-07-09 | Fa. August Hohnholz, 2000 Hamburg | Verfahren zum Herstellen von Gegenständen aus geschäumtem Polymethylmethacrylat |
| US4925380A (en) * | 1986-10-20 | 1990-05-15 | Kraft, Inc. | Multicolor confection extrusion system |
| SI2870191T1 (sl) * | 2012-07-06 | 2018-12-31 | Lanxess Deutschland Gmbh | Katalizatorji za proizvodnjo ulitega poliamida, postopek njegove izdelave in uporabe |
| KR102262508B1 (ko) * | 2018-12-05 | 2021-06-07 | 한화솔루션 주식회사 | 음이온 개환 공중합에 의한 폴리아마이드 제조방법 및 이에 제조된 폴리아마이드 |
-
1967
- 1967-06-20 US US647405A patent/US3663670A/en not_active Expired - Lifetime
-
1968
- 1968-06-19 BE BE716830D patent/BE716830A/xx unknown
- 1968-06-19 FR FR1570219D patent/FR1570219A/fr not_active Expired
- 1968-06-20 NL NL6808690A patent/NL6808690A/xx unknown
- 1968-06-20 GB GB29565/68A patent/GB1217352A/en not_active Expired
- 1968-06-20 JP JP43042349A patent/JPS4841704B1/ja active Pending
- 1968-06-20 DE DE19681770673 patent/DE1770673A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE716830A (enExample) | 1968-12-02 |
| GB1217352A (en) | 1970-12-31 |
| US3663670A (en) | 1972-05-16 |
| JPS4841704B1 (enExample) | 1973-12-07 |
| NL6808690A (enExample) | 1968-12-23 |
| FR1570219A (enExample) | 1969-06-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3125024C2 (de) | Verfahren zur Herstellung von Schaumgegenständen aus Polyolefinharzen | |
| DE69231162T3 (de) | Extrudierter polypropylenschaum mit offenen zellen und verfahren zu dessen herstellung | |
| EP0907478B1 (de) | Verfahren zur schaumherstellung mittels unter druck gelöstem kohlendioxid | |
| DE3539352C2 (de) | Polypropylenschaumteilchen sowie deren Verwendung | |
| DE2850700A1 (de) | Verbessertes spritzgussverfahren fuer schaumstoffe | |
| DE2461580B2 (de) | Verfahren zur Herstellung von Spritzgußkörpern aus thermoplastischem Kunststoff mit glatter Oberfläche und porigem Kern | |
| DE3538477C2 (de) | Polypropylen-Schaumstoffteilchen | |
| DE60025949T2 (de) | Durch Gas-unterstütztes Spritzgiessen | |
| DE68911963T2 (de) | Propylenharzschaumpartikel und geformter Schaumgegenstand. | |
| DE3413083A1 (de) | Geschaeumte teilchen aus einem ethylenpolymerharz, verfahren zu ihrer herstellung und daraus gebildete geschaeumte formkoerper | |
| KR100250372B1 (ko) | 폐쇄된 셀을 가진 가변운 세포형 플라스틱 제품 제조방법 | |
| DE3876283T2 (de) | Herstellungsverfahren von vorgeschäumten Polyolefinharzpartikeln. | |
| DE69228564T2 (de) | Verfahren zur herstellung eines durch anorganische treibmittel expandierten formstabilen polypropylenschaumstoffes | |
| DE69812571T2 (de) | Expandierte Harzperlen | |
| DE1595143A1 (de) | Verfahren zur Herstellung von geformten Erzeugnissen | |
| DE69230045T2 (de) | Extrudierter polypropylenschaum mit geschlossenen zellen | |
| DE1930134A1 (de) | Polyolefin-Schaumstoffe und Verfahren zu ihrer Herstellung | |
| DE1778373C3 (de) | Verfahren zur Herstellung von im wesentlichen geschlossenzelligen, geformten Schaumstoffprodukten aus Olefinpolymeren | |
| DE1520510C3 (de) | Verfahren zur Herstellung von geschäumtem Poly-epsilon-caprolactam | |
| US3663670A (en) | Plug flow method for molding foamed polylactams | |
| DE3330826A1 (de) | Verfahren zur herstellung von schaumstoff-formkoerpern aus polyolefinen | |
| DE2335310B2 (de) | Verfahren zur herstellung von strukturschaumstoffen mit ungeschaeumter aussenhaut und glatter und glaenzender oberflaeche aus thermoplastischen kunststoffen | |
| DE2238366A1 (de) | Verfahren zur herstellung von hochelastischen geschlossen-zelligen schaumstoffen | |
| DE1965341A1 (de) | Schaeumfaehige thermoplastische Massen auf Basis von Polyvinylchlorid | |
| EP4214045B1 (de) | Herstellung einer formgeschäumten schuhkomponente mittels vorbehandlung in einem autoklav |