DE2546621C3 - Thermoplastische Formmasse - Google Patents
Thermoplastische FormmasseInfo
- Publication number
- DE2546621C3 DE2546621C3 DE2546621A DE2546621A DE2546621C3 DE 2546621 C3 DE2546621 C3 DE 2546621C3 DE 2546621 A DE2546621 A DE 2546621A DE 2546621 A DE2546621 A DE 2546621A DE 2546621 C3 DE2546621 C3 DE 2546621C3
- Authority
- DE
- Germany
- Prior art keywords
- styrene
- parts
- mixture
- properties
- ether
- 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
- 150000001875 compounds Chemical class 0.000 title claims description 13
- 238000009757 thermoplastic moulding Methods 0.000 title claims description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 38
- 238000000465 moulding Methods 0.000 claims description 10
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 125000001424 substituent group Chemical group 0.000 claims 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 50
- 229920001577 copolymer Polymers 0.000 description 28
- 239000004793 Polystyrene Substances 0.000 description 22
- 229920002223 polystyrene Polymers 0.000 description 21
- 229920005989 resin Polymers 0.000 description 20
- 239000011347 resin Substances 0.000 description 20
- 239000011342 resin composition Substances 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 238000000034 method Methods 0.000 description 15
- NXXYKOUNUYWIHA-UHFFFAOYSA-N 2,6-Dimethylphenol Chemical compound CC1=CC=CC(C)=C1O NXXYKOUNUYWIHA-UHFFFAOYSA-N 0.000 description 14
- 230000032683 aging Effects 0.000 description 11
- QQOMQLYQAXGHSU-UHFFFAOYSA-N 2,3,6-Trimethylphenol Chemical compound CC1=CC=C(C)C(O)=C1C QQOMQLYQAXGHSU-UHFFFAOYSA-N 0.000 description 10
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 10
- 229920000642 polymer Polymers 0.000 description 9
- 125000000217 alkyl group Chemical group 0.000 description 8
- 239000000178 monomer Substances 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 229920001971 elastomer Polymers 0.000 description 7
- 239000012760 heat stabilizer Substances 0.000 description 7
- 229920001519 homopolymer Polymers 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 6
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 6
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229920013636 polyphenyl ether polymer Polymers 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 239000005062 Polybutadiene Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 229920001400 block copolymer Polymers 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- -1 diene compounds Chemical class 0.000 description 4
- 150000002989 phenols Chemical class 0.000 description 4
- 229920002857 polybutadiene Polymers 0.000 description 4
- 229920001955 polyphenylene ether Polymers 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 235000010893 Bischofia javanica Nutrition 0.000 description 3
- 240000005220 Bischofia javanica Species 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 150000002170 ethers Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 3
- GVLZQVREHWQBJN-UHFFFAOYSA-N 3,5-dimethyl-7-oxabicyclo[2.2.1]hepta-1,3,5-triene Chemical compound CC1=C(O2)C(C)=CC2=C1 GVLZQVREHWQBJN-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 229920006328 Styrofoam Polymers 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 229920005669 high impact polystyrene Polymers 0.000 description 2
- 239000004797 high-impact polystyrene Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000012778 molding material Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 229920001195 polyisoprene Polymers 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000008261 styrofoam Substances 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 229910021595 Copper(I) iodide Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 208000037062 Polyps Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- LSXDOTMGLUJQCM-UHFFFAOYSA-M copper(i) iodide Chemical compound I[Cu] LSXDOTMGLUJQCM-UHFFFAOYSA-M 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229940083124 ganglion-blocking antiadrenergic secondary and tertiary amines Drugs 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005691 oxidative coupling reaction Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000003017 thermal stabilizer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
-
- 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
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
- C08L71/123—Polyphenylene oxides not modified by chemical after-treatment
-
- 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
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
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)
- Polyethers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49119748A JPS5146351A (en) | 1974-10-18 | 1974-10-18 | Shinkina horifuenireneeterukeijushisoseibutsu |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2546621A1 DE2546621A1 (de) | 1976-04-22 |
| DE2546621B2 DE2546621B2 (de) | 1980-04-30 |
| DE2546621C3 true DE2546621C3 (de) | 1981-01-08 |
Family
ID=14769159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2546621A Expired DE2546621C3 (de) | 1974-10-18 | 1975-10-17 | Thermoplastische Formmasse |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4038343A (https=) |
| JP (1) | JPS5146351A (https=) |
| CA (1) | CA1056091A (https=) |
| DE (1) | DE2546621C3 (https=) |
| FR (1) | FR2288124A1 (https=) |
| GB (1) | GB1492204A (https=) |
| IT (1) | IT1043449B (https=) |
| NL (1) | NL169601C (https=) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4154712A (en) * | 1977-09-30 | 1979-05-15 | General Electric Company | Low molecular weight polyphenylene ether compositions |
| US4123475A (en) * | 1977-12-28 | 1978-10-31 | General Electric Company | Antistatic polyphenylene ether compositions |
| JPS5550062A (en) * | 1978-10-04 | 1980-04-11 | Mitsubishi Gas Chem Co Inc | Preparation of resin composition |
| US4373045A (en) * | 1980-04-15 | 1983-02-08 | General Electric Company | Polyphenylene ether molding compositions that include an alkenyl aromatic resin, an ethylene propylene rubber and a triaryl phosphate |
| GB2076831B (en) * | 1980-05-30 | 1984-03-07 | Gen Electric | Compositions of a polyphenylene ether resin and a copolymer of styrene and bromostyrene |
| JPS5812304B2 (ja) * | 1980-09-16 | 1983-03-07 | 旭化成株式会社 | 芳香族ポリエ−テル樹脂組成物 |
| JPS58113007A (ja) * | 1981-12-26 | 1983-07-05 | 新明和工業株式会社 | 真空脱水機付コンパクタ |
| NL8300956A (nl) * | 1983-03-17 | 1984-10-16 | Gen Electric | Harsmengsel en daaruit gevormde voorwerpen. |
| US4491649A (en) * | 1983-12-01 | 1985-01-01 | Borg-Warner Chemicals, Inc. | High impact polyphenylene ether compositions having improved processability |
| US4485219A (en) * | 1983-12-01 | 1984-11-27 | Borg-Warner Chemicals, Inc. | Phenylene ether copolymer aromatic polycarbonate blends |
| DE3504646A1 (de) | 1985-02-12 | 1986-08-14 | Basf Ag, 6700 Ludwigshafen | Halogenfreie, selbstverloeschende thermoplastische formmasse |
| US4654405A (en) * | 1985-12-05 | 1987-03-31 | Borg-Warner Chemicals, Inc. | Carboxylated phenylene ether resins |
| JPH08134346A (ja) * | 1994-11-14 | 1996-05-28 | Sumitomo Chem Co Ltd | ポリフェニレンエーテル系樹脂組成物 |
| USH1725H (en) * | 1996-02-23 | 1998-05-05 | Shell Oil Company | Clear polyphenylene ether/block copolymer composition |
| US7235192B2 (en) * | 1999-12-01 | 2007-06-26 | General Electric Company | Capped poly(arylene ether) composition and method |
| US6905637B2 (en) * | 2001-01-18 | 2005-06-14 | General Electric Company | Electrically conductive thermoset composition, method for the preparation thereof, and articles derived therefrom |
| US6407200B1 (en) | 2001-06-21 | 2002-06-18 | General Electric Company | Method of preparing a poly(arylene ether), and a poly(arylene ether) prepared thereby |
| US7022776B2 (en) * | 2001-11-07 | 2006-04-04 | General Electric | Conductive polyphenylene ether-polyamide composition, method of manufacture thereof, and article derived therefrom |
| US6776929B2 (en) | 2002-03-15 | 2004-08-17 | General Electric Company | Method of forming a conductive thermoplastic composition |
| US20030215588A1 (en) * | 2002-04-09 | 2003-11-20 | Yeager Gary William | Thermoset composition, method, and article |
| US7300742B2 (en) * | 2002-08-23 | 2007-11-27 | General Electric Company | Data storage medium and method for the preparation thereof |
| US7132149B2 (en) * | 2002-08-23 | 2006-11-07 | General Electric Company | Data storage medium and method for the preparation thereof |
| US7329462B2 (en) | 2002-08-23 | 2008-02-12 | General Electric Company | Reflective article and method for the preparation thereof |
| US7128959B2 (en) * | 2002-08-23 | 2006-10-31 | General Electric Company | Reflective article and method for the preparation thereof |
| US20040211657A1 (en) * | 2003-04-11 | 2004-10-28 | Ingelbrecht Hugo Gerard Eduard | Method of purifying 2,6-xylenol and method of producing poly(arylene ether) therefrom |
| US7241403B2 (en) * | 2003-05-29 | 2007-07-10 | General Electric Company | Method for making a conductive thermoplastic composition |
| US7226980B2 (en) | 2003-08-07 | 2007-06-05 | General Electric Company | Thermoset composition, method for the preparation thereof, and articles prepared therefrom |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL141540B (nl) * | 1965-01-06 | 1974-03-15 | Gen Electric | Werkwijze voor het bereiden van een polystyreen bevattend polymeermengsel, dat tot voortbrengsels met een grote buig- en treksterkte kan worden verwerkt, alsmede dergelijke voortbrengsels. |
| US3749693A (en) * | 1971-11-05 | 1973-07-31 | Gen Electric | Process for the preparation of polyphenylene ethers and compositions containing the same |
| GB1445605A (en) * | 1972-12-29 | 1976-08-11 | Gen Electric | Glass reinforced compositions of polyphenylene ethers and crystal styrene resins |
| NL90598C (https=) * | 1973-11-14 |
-
1974
- 1974-10-18 JP JP49119748A patent/JPS5146351A/ja active Granted
-
1975
- 1975-10-16 GB GB42471/75A patent/GB1492204A/en not_active Expired
- 1975-10-17 US US05/623,328 patent/US4038343A/en not_active Expired - Lifetime
- 1975-10-17 IT IT28393/75A patent/IT1043449B/it active
- 1975-10-17 NL NLAANVRAGE7512225,A patent/NL169601C/xx not_active IP Right Cessation
- 1975-10-17 FR FR7531865A patent/FR2288124A1/fr active Granted
- 1975-10-17 CA CA237,903A patent/CA1056091A/en not_active Expired
- 1975-10-17 DE DE2546621A patent/DE2546621C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2546621A1 (de) | 1976-04-22 |
| US4038343A (en) | 1977-07-26 |
| IT1043449B (it) | 1980-02-20 |
| CA1056091A (en) | 1979-06-05 |
| NL7512225A (nl) | 1976-04-21 |
| NL169601B (nl) | 1982-03-01 |
| NL169601C (nl) | 1982-08-02 |
| GB1492204A (en) | 1977-11-16 |
| FR2288124B1 (https=) | 1978-04-07 |
| JPS5146351A (en) | 1976-04-20 |
| FR2288124A1 (fr) | 1976-05-14 |
| JPS523824B2 (https=) | 1977-01-31 |
| DE2546621B2 (de) | 1980-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |