DE1241976B - Verfahren zum Herstellen von verschaeumbaren Formmassen aus alkenylaromatischen Polymeren - Google Patents
Verfahren zum Herstellen von verschaeumbaren Formmassen aus alkenylaromatischen PolymerenInfo
- Publication number
- DE1241976B DE1241976B DED39236A DED0039236A DE1241976B DE 1241976 B DE1241976 B DE 1241976B DE D39236 A DED39236 A DE D39236A DE D0039236 A DED0039236 A DE D0039236A DE 1241976 B DE1241976 B DE 1241976B
- Authority
- DE
- Germany
- Prior art keywords
- weight
- parts
- polymer
- temperature
- beads
- 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
- 229920000642 polymer Polymers 0.000 title claims description 53
- 238000000034 method Methods 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000000465 moulding Methods 0.000 title claims description 4
- 150000001875 compounds Chemical class 0.000 title description 4
- 239000002245 particle Substances 0.000 claims description 30
- 239000004604 Blowing Agent Substances 0.000 claims description 18
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 18
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 16
- 239000002270 dispersing agent Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 229920001577 copolymer Polymers 0.000 claims description 12
- 239000004793 Polystyrene Substances 0.000 claims description 11
- 229920002223 polystyrene Polymers 0.000 claims description 11
- -1 carboxymethyl methyl Chemical group 0.000 claims description 10
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000001913 cellulose Substances 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000011049 pearl Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 238000005187 foaming Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 229920000609 methyl cellulose Polymers 0.000 claims description 3
- 239000001923 methylcellulose Substances 0.000 claims description 3
- 235000010981 methylcellulose Nutrition 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- WJUKOGPNGRUXMG-UHFFFAOYSA-N 1,2-dibromo-1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)(Br)C(Cl)(Cl)Br WJUKOGPNGRUXMG-UHFFFAOYSA-N 0.000 claims 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims 2
- 238000001914 filtration Methods 0.000 claims 2
- 229910001220 stainless steel Inorganic materials 0.000 claims 2
- 239000010935 stainless steel Substances 0.000 claims 2
- 230000000052 comparative effect Effects 0.000 claims 1
- 238000005029 sieve analysis Methods 0.000 claims 1
- 239000012798 spherical particle Substances 0.000 claims 1
- 238000011282 treatment Methods 0.000 description 13
- 238000005470 impregnation Methods 0.000 description 11
- 239000004088 foaming agent Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 239000008346 aqueous phase Substances 0.000 description 7
- 229920001169 thermoplastic Polymers 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000008187 granular material Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 238000007654 immersion Methods 0.000 description 5
- ZGHFDIIVVIFNPS-UHFFFAOYSA-N 3-Methyl-3-buten-2-one Chemical compound CC(=C)C(C)=O ZGHFDIIVVIFNPS-UHFFFAOYSA-N 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- 150000001491 aromatic compounds Chemical class 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 229920003052 natural elastomer Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 239000003380 propellant Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- CRSOQBOWXPBRES-UHFFFAOYSA-N neopentane Chemical compound CC(C)(C)C CRSOQBOWXPBRES-UHFFFAOYSA-N 0.000 description 2
- 150000001451 organic peroxides Chemical class 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 229920002102 polyvinyl toluene Polymers 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- ZJQIXGGEADDPQB-UHFFFAOYSA-N 1,2-bis(ethenyl)-3,4-dimethylbenzene Chemical group CC1=CC=C(C=C)C(C=C)=C1C ZJQIXGGEADDPQB-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical class CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- WAEOXIOXMKNFLQ-UHFFFAOYSA-N 1-methyl-4-prop-2-enylbenzene Chemical group CC1=CC=C(CC=C)C=C1 WAEOXIOXMKNFLQ-UHFFFAOYSA-N 0.000 description 1
- CISIJYCKDJSTMX-UHFFFAOYSA-N 2,2-dichloroethenylbenzene Chemical compound ClC(Cl)=CC1=CC=CC=C1 CISIJYCKDJSTMX-UHFFFAOYSA-N 0.000 description 1
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical compound ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 1
- DXIJHCSGLOHNES-UHFFFAOYSA-N 3,3-dimethylbut-1-enylbenzene Chemical compound CC(C)(C)C=CC1=CC=CC=C1 DXIJHCSGLOHNES-UHFFFAOYSA-N 0.000 description 1
- CEBRPXLXYCFYGU-UHFFFAOYSA-N 3-methylbut-1-enylbenzene Chemical compound CC(C)C=CC1=CC=CC=C1 CEBRPXLXYCFYGU-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- HXTKLZRAONAYQQ-UHFFFAOYSA-N C(=C)C(C1=CC=CC=C1)C=C.C(=C)C1=C(C=CC=C1)C=C Chemical compound C(=C)C(C1=CC=CC=C1)C=C.C(=C)C1=C(C=CC=C1)C=C HXTKLZRAONAYQQ-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- YMOONIIMQBGTDU-VOTSOKGWSA-N [(e)-2-bromoethenyl]benzene Chemical compound Br\C=C\C1=CC=CC=C1 YMOONIIMQBGTDU-VOTSOKGWSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 229910000410 antimony oxide Inorganic materials 0.000 description 1
- 159000000032 aromatic acids Chemical class 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- MPMBRWOOISTHJV-UHFFFAOYSA-N but-1-enylbenzene Chemical compound CCC=CC1=CC=CC=C1 MPMBRWOOISTHJV-UHFFFAOYSA-N 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- UKAJDOBPPOAZSS-UHFFFAOYSA-N ethyl(trimethyl)silane Chemical compound CC[Si](C)(C)C UKAJDOBPPOAZSS-UHFFFAOYSA-N 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- HAGOWDKLLDRZAS-UHFFFAOYSA-N pent-1-en-3-ylbenzene Chemical compound CCC(C=C)C1=CC=CC=C1 HAGOWDKLLDRZAS-UHFFFAOYSA-N 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- WDIWAJVQNKHNGJ-UHFFFAOYSA-N trimethyl(propan-2-yl)silane Chemical compound CC(C)[Si](C)(C)C WDIWAJVQNKHNGJ-UHFFFAOYSA-N 0.000 description 1
- WNWMJFBAIXMNOF-UHFFFAOYSA-N trimethyl(propyl)silane Chemical compound CCC[Si](C)(C)C WNWMJFBAIXMNOF-UHFFFAOYSA-N 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 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
- C08J9/16—Making expandable particles
- C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11999661A | 1961-06-27 | 1961-06-27 | |
| FR902013A FR1332202A (fr) | 1961-06-27 | 1962-06-26 | Procédé d'obtention de polymères thermoplastiques pouvant mousser, obtenus par diffusion d'un agent moussant volatil et fluide dans des granules de polymères |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1241976B true DE1241976B (de) | 1967-06-08 |
Family
ID=66428624
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DED39236A Pending DE1241976B (de) | 1961-06-27 | 1962-06-27 | Verfahren zum Herstellen von verschaeumbaren Formmassen aus alkenylaromatischen Polymeren |
| DE1962D0039235 Expired DE1241975C2 (de) | 1961-06-27 | 1962-06-27 | Verfahren zur Herstellung verschaeumbarer Formmassen aus alkenylaromatischen Polymerisaten |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1962D0039235 Expired DE1241975C2 (de) | 1961-06-27 | 1962-06-27 | Verfahren zur Herstellung verschaeumbarer Formmassen aus alkenylaromatischen Polymerisaten |
Country Status (6)
| Country | Link |
|---|---|
| BE (2) | BE619477A (enrdf_load_stackoverflow) |
| DE (2) | DE1241976B (enrdf_load_stackoverflow) |
| FR (2) | FR1332201A (enrdf_load_stackoverflow) |
| GB (2) | GB988289A (enrdf_load_stackoverflow) |
| NL (2) | NL280205A (enrdf_load_stackoverflow) |
| SE (2) | SE332071B (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1357038A (en) * | 1970-12-28 | 1974-06-19 | Sekisui Chemical Co Ltd | Photodegradable polymer compositions |
| US3957936A (en) * | 1971-07-22 | 1976-05-18 | Raduner & Co., Ag | High temperature process for modifying thermoplastic filamentous material |
| IT1066580B (it) * | 1975-08-05 | 1985-03-12 | Basf Ag | Procedimento per la produzione di polimeri dello stirolo espandibili in forma di sferette con buona lavorabilita |
| JPH0768403B2 (ja) * | 1988-12-15 | 1995-07-26 | 東洋エンジニアリング株式会社 | 発泡体の製造方法 |
| US5049328A (en) * | 1990-07-02 | 1991-09-17 | Arco Chemical Technology, Inc. | Purification, impregnation and foaming of polymer particles with carbon dioxide |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1243155A (fr) * | 1958-12-17 | 1960-10-07 | Shell Int Research | Procédé de préparation de compositions contenant des polymères expansibles, ignifuges |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2910446A (en) * | 1956-09-10 | 1959-10-27 | Monsanto Chemicals | Physical treatment of particulate foamable styrene polymer compositions |
-
0
- NL NL280204D patent/NL280204A/xx unknown
- NL NL280205D patent/NL280205A/xx unknown
-
1962
- 1962-06-26 GB GB24424/62A patent/GB988289A/en not_active Expired
- 1962-06-26 FR FR902011A patent/FR1332201A/fr not_active Expired
- 1962-06-26 SE SE07091/62A patent/SE332071B/xx unknown
- 1962-06-26 GB GB24472/62A patent/GB988290A/en not_active Expired
- 1962-06-26 SE SE7090/62A patent/SE313661B/xx unknown
- 1962-06-26 FR FR902013A patent/FR1332202A/fr not_active Expired
- 1962-06-27 BE BE619477A patent/BE619477A/fr unknown
- 1962-06-27 DE DED39236A patent/DE1241976B/de active Pending
- 1962-06-27 BE BE619476A patent/BE619476A/fr unknown
- 1962-06-27 DE DE1962D0039235 patent/DE1241975C2/de not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1243155A (fr) * | 1958-12-17 | 1960-10-07 | Shell Int Research | Procédé de préparation de compositions contenant des polymères expansibles, ignifuges |
Also Published As
| Publication number | Publication date |
|---|---|
| SE332071B (enrdf_load_stackoverflow) | 1971-01-25 |
| FR1332201A (fr) | 1963-07-12 |
| BE619476A (fr) | 1962-12-27 |
| DE1241975B (de) | 1967-06-08 |
| GB988290A (en) | 1965-04-07 |
| SE313661B (enrdf_load_stackoverflow) | 1969-08-18 |
| NL280204A (enrdf_load_stackoverflow) | 1900-01-01 |
| NL280205A (enrdf_load_stackoverflow) | 1900-01-01 |
| DE1241975C2 (de) | 1973-12-13 |
| FR1332202A (fr) | 1963-07-12 |
| BE619477A (fr) | 1962-12-27 |
| GB988289A (en) | 1965-04-07 |
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