DE2825962C2 - Gleitmittel für die formgebende Verarbeitung von thermoplastischen Kunststoffen - Google Patents
Gleitmittel für die formgebende Verarbeitung von thermoplastischen KunststoffenInfo
- Publication number
- DE2825962C2 DE2825962C2 DE2825962A DE2825962A DE2825962C2 DE 2825962 C2 DE2825962 C2 DE 2825962C2 DE 2825962 A DE2825962 A DE 2825962A DE 2825962 A DE2825962 A DE 2825962A DE 2825962 C2 DE2825962 C2 DE 2825962C2
- Authority
- DE
- Germany
- Prior art keywords
- olefin
- lubricants
- maleic anhydride
- copolymers
- thermoplastics
- 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
- 239000000314 lubricant Substances 0.000 title claims description 24
- 229920001169 thermoplastic Polymers 0.000 title claims description 8
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 28
- 150000001336 alkenes Chemical class 0.000 claims description 10
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 12
- 239000003381 stabilizer Substances 0.000 description 12
- 229920003023 plastic Polymers 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- 150000003949 imides Chemical class 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000004800 polyvinyl chloride Substances 0.000 description 8
- 229920000915 polyvinyl chloride Polymers 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000004711 α-olefin Substances 0.000 description 7
- 239000001993 wax Substances 0.000 description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 238000003490 calendering Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- -1 glycerin fatty acid esters Chemical class 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000008096 xylene Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 239000002981 blocking agent Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 229940083159 ethylene distearamide Drugs 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011976 maleic acid Substances 0.000 description 3
- RKISUIUJZGSLEV-UHFFFAOYSA-N n-[2-(octadecanoylamino)ethyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCCNC(=O)CCCCCCCCCCCCCCCCC RKISUIUJZGSLEV-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 239000004605 External Lubricant Substances 0.000 description 2
- 239000004610 Internal Lubricant Substances 0.000 description 2
- 239000006057 Non-nutritive feed additive Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- ZBBLRPRYYSJUCZ-GRHBHMESSA-L (z)-but-2-enedioate;dibutyltin(2+) Chemical compound [O-]C(=O)\C=C/C([O-])=O.CCCC[Sn+2]CCCC ZBBLRPRYYSJUCZ-GRHBHMESSA-L 0.000 description 1
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 description 1
- ULQISTXYYBZJSJ-UHFFFAOYSA-N 12-hydroxyoctadecanoic acid Chemical compound CCCCCCC(O)CCCCCCCCCCC(O)=O ULQISTXYYBZJSJ-UHFFFAOYSA-N 0.000 description 1
- OLOQHZSCBTUIGQ-UHFFFAOYSA-L 2,2-dibutyl-1,3,2-oxathiastannolan-5-one Chemical compound CCCC[Sn]1(CCCC)OC(=O)CS1 OLOQHZSCBTUIGQ-UHFFFAOYSA-L 0.000 description 1
- KIHBGTRZFAVZRV-UHFFFAOYSA-N 2-Hydroxyoctadecanoic acid Natural products CCCCCCCCCCCCCCCCC(O)C(O)=O KIHBGTRZFAVZRV-UHFFFAOYSA-N 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- LUZSPGQEISANPO-UHFFFAOYSA-N butyltin Chemical compound CCCC[Sn] LUZSPGQEISANPO-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002688 maleic acid derivatives Chemical class 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 235000013872 montan acid ester Nutrition 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000009757 thermoplastic moulding Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F267/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated polycarboxylic acids or derivatives thereof as defined in group C08F22/00
- C08F267/10—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated polycarboxylic acids or derivatives thereof as defined in group C08F22/00 on to polymers of amides or imides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L35/00—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 a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
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)
- Lubricants (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2825962A DE2825962C2 (de) | 1978-06-14 | 1978-06-14 | Gleitmittel für die formgebende Verarbeitung von thermoplastischen Kunststoffen |
| AT0382579A AT367083B (de) | 1978-06-14 | 1979-05-25 | Gleitmittel fuer die formgebende verarbeitung von thermoplastischen kunststoffen |
| NL7904321A NL7904321A (nl) | 1978-06-14 | 1979-06-01 | Glijmiddel te gebruiken bij de verwerking van thermoplastische kunststoffen. |
| ZA792782A ZA792782B (en) | 1978-06-14 | 1979-06-05 | Lubricants for the forming of thermoplastic plastics |
| FR7914896A FR2428658A1 (fr) | 1978-06-14 | 1979-06-11 | Agent antifriction pour le traitement de faconnage de matieres synthetiques thermoplastiques |
| BR7903711A BR7903711A (pt) | 1978-06-14 | 1979-06-12 | Lubrificantes para a elaboracao conformadora ou modeladora de massas termoplasticas sinteticas |
| IT7949378A IT1118178B (it) | 1978-06-14 | 1979-06-12 | Composizione di scorrimento per la lavorazione di materiali termoplastici |
| JP7312079A JPS55790A (en) | 1978-06-14 | 1979-06-12 | Lubricant for molding and working thermoplastics |
| SE7905178A SE443993B (sv) | 1978-06-14 | 1979-06-13 | Smorjmedel for formgivande bearbetning av termoplaster |
| GB7920651A GB2023150B (en) | 1978-06-14 | 1979-06-13 | Lubricants for the forming of thermoplastic plastics |
| BE0/195707A BE876942A (fr) | 1978-06-14 | 1979-06-13 | Agent antifriction pour le traitement de faconnage de matieres synthetiques thermoplastiques |
| CA000329771A CA1118425A (en) | 1978-06-14 | 1979-06-14 | Composition and process for the shaping of thermoplastic synthetic resins |
| US06/357,952 US4434260A (en) | 1978-06-14 | 1982-03-15 | Thermoplastic resin shaping with olefin/maleimide copolymer lubricant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2825962A DE2825962C2 (de) | 1978-06-14 | 1978-06-14 | Gleitmittel für die formgebende Verarbeitung von thermoplastischen Kunststoffen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2825962A1 DE2825962A1 (de) | 1980-01-03 |
| DE2825962C2 true DE2825962C2 (de) | 1987-04-16 |
Family
ID=6041719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2825962A Expired DE2825962C2 (de) | 1978-06-14 | 1978-06-14 | Gleitmittel für die formgebende Verarbeitung von thermoplastischen Kunststoffen |
Country Status (13)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59570A (ja) * | 1982-06-25 | 1984-01-05 | Nippon Sharyo Seizo Kaisha Ltd | エンジン駆動機の自動運転制御方式 |
| US4594378A (en) * | 1985-03-25 | 1986-06-10 | The Lubrizol Corporation | Polymeric compositions, oil compositions containing said polymeric compositions, transmission fluids and hydraulic fluids |
| DE3942533A1 (de) * | 1989-12-22 | 1991-06-27 | Basf Ag | Thermoplastische formmasse |
| US6020061A (en) * | 1997-04-15 | 2000-02-01 | S. C. Johnson Commercial Markets, Inc. | Emulsion polymerization using polymeric surfactants |
| JP4143340B2 (ja) * | 2002-06-17 | 2008-09-03 | 日立マクセル株式会社 | 非接触通信式情報担体 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2301356A (en) | 1940-08-01 | 1942-11-10 | Du Pont | Copolymers of cyclic imides of dicarboxylic acids |
| US3053814A (en) | 1960-02-15 | 1962-09-11 | Monsanto Chemicals | Imides of isobutylene/maleic anhydride interpolymers |
| US3379515A (en) * | 1965-04-09 | 1968-04-23 | Eddie G. Lindstrom | High molecular weight imide substituted polymers as fuel detergents |
| DE1904652A1 (de) * | 1969-01-31 | 1970-08-13 | Bayer Ag | Thermoplastische Formmassen |
| GB1297505A (US06229276-20010508-P00022.png) * | 1969-02-17 | 1972-11-22 | ||
| DE2015162C3 (de) | 1970-03-28 | 1980-11-27 | Hoechst Ag, 6000 Frankfurt | Thermoplastische Formmassen auf Basis gesättigter Polyester |
| DE2206400C3 (de) * | 1972-02-11 | 1981-11-26 | Glyco-Metall-Werke Daelen & Loos Gmbh, 6200 Wiesbaden | Verbundwerkstoff, insbesondere zur Herstellung von Reib- und Gleitelementen, sowie Verfahren zur Herstellung solcher Verbundwerkstoffe |
| DE2236033A1 (de) * | 1972-07-22 | 1974-01-31 | Schmidt Gmbh Karl | Material zur herstellung eines wartungsfreien gleitwerkstoffs |
| US3840499A (en) | 1972-08-29 | 1974-10-08 | Arco Polymers Inc | Dicarboxylic acid imide copolymers |
| FR2205570B1 (US06229276-20010508-P00022.png) * | 1972-11-07 | 1976-06-04 | Mobil Oil France | |
| GB1552117A (en) * | 1975-10-15 | 1979-09-05 | Ici Ltd | Peparation of petroleum resin derivatives |
| DE2553593A1 (de) * | 1975-11-28 | 1977-06-08 | Herberts & Co Gmbh Dr Kurt | Modifizierte, wasserverduennbare, carboxylgruppentragende polymeroelimide |
-
1978
- 1978-06-14 DE DE2825962A patent/DE2825962C2/de not_active Expired
-
1979
- 1979-05-25 AT AT0382579A patent/AT367083B/de active
- 1979-06-01 NL NL7904321A patent/NL7904321A/xx not_active Application Discontinuation
- 1979-06-05 ZA ZA792782A patent/ZA792782B/xx unknown
- 1979-06-11 FR FR7914896A patent/FR2428658A1/fr active Granted
- 1979-06-12 IT IT7949378A patent/IT1118178B/it active
- 1979-06-12 JP JP7312079A patent/JPS55790A/ja active Granted
- 1979-06-12 BR BR7903711A patent/BR7903711A/pt not_active IP Right Cessation
- 1979-06-13 GB GB7920651A patent/GB2023150B/en not_active Expired
- 1979-06-13 BE BE0/195707A patent/BE876942A/xx not_active IP Right Cessation
- 1979-06-13 SE SE7905178A patent/SE443993B/sv not_active IP Right Cessation
- 1979-06-14 CA CA000329771A patent/CA1118425A/en not_active Expired
-
1982
- 1982-03-15 US US06/357,952 patent/US4434260A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| IT7949378A0 (it) | 1979-06-12 |
| AT367083B (de) | 1982-05-25 |
| GB2023150B (en) | 1982-09-15 |
| FR2428658B1 (US06229276-20010508-P00022.png) | 1985-02-22 |
| IT1118178B (it) | 1986-02-24 |
| NL7904321A (nl) | 1979-12-18 |
| SE7905178L (sv) | 1979-12-15 |
| FR2428658A1 (fr) | 1980-01-11 |
| DE2825962A1 (de) | 1980-01-03 |
| BR7903711A (pt) | 1980-02-05 |
| CA1118425A (en) | 1982-02-16 |
| GB2023150A (en) | 1979-12-28 |
| SE443993B (sv) | 1986-03-17 |
| JPS55790A (en) | 1980-01-07 |
| ZA792782B (en) | 1980-06-25 |
| US4434260A (en) | 1984-02-28 |
| JPS6241088B2 (US06229276-20010508-P00022.png) | 1987-09-01 |
| BE876942A (fr) | 1979-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAM | Search report available | ||
| OC | Search report available | ||
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
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