JPS644530B2 - - Google Patents
Info
- Publication number
- JPS644530B2 JPS644530B2 JP56024175A JP2417581A JPS644530B2 JP S644530 B2 JPS644530 B2 JP S644530B2 JP 56024175 A JP56024175 A JP 56024175A JP 2417581 A JP2417581 A JP 2417581A JP S644530 B2 JPS644530 B2 JP S644530B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- bis
- group
- chr
- silane
- 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
- 229920000098 polyolefin Polymers 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 21
- 239000003365 glass fiber Substances 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 16
- -1 polypropylene Polymers 0.000 claims description 12
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 11
- 229910000077 silane Inorganic materials 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 7
- 239000005977 Ethylene Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 5
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- 125000002723 alicyclic group Chemical group 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims description 4
- OJOWICOBYCXEKR-APPZFPTMSA-N (1S,4R)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound CC=C1C[C@@H]2C[C@@H]1C=C2 OJOWICOBYCXEKR-APPZFPTMSA-N 0.000 claims description 3
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical group CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 3
- UIPWBIZIYFFHOR-XSYHWHKQSA-N (z)-4-[12-[[(z)-3-carboxyprop-2-enoyl]amino]dodecylamino]-4-oxobut-2-enoic acid Chemical compound OC(=O)\C=C/C(=O)NCCCCCCCCCCCCNC(=O)\C=C/C(O)=O UIPWBIZIYFFHOR-XSYHWHKQSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- PVBIONANYMPKGC-JVLMNHKTSA-N (2z,4z)-2,4-bis(2-amino-2-oxoethylidene)pentanedioic acid Chemical compound NC(=O)\C=C(C(O)=O)\C\C(C(O)=O)=C\C(N)=O PVBIONANYMPKGC-JVLMNHKTSA-N 0.000 claims 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N hexane Substances CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical compound C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 description 2
- WPUBWLUSKQXZNQ-SFECMWDFSA-N (z)-4-[6-[[(z)-3-carboxyprop-2-enoyl]amino]hexylamino]-4-oxobut-2-enoic acid Chemical compound OC(=O)\C=C/C(=O)NCCCCCCNC(=O)\C=C/C(O)=O WPUBWLUSKQXZNQ-SFECMWDFSA-N 0.000 description 2
- MEBONNVPKOBPEA-UHFFFAOYSA-N 1,1,2-trimethylcyclohexane Chemical compound CC1CCCCC1(C)C MEBONNVPKOBPEA-UHFFFAOYSA-N 0.000 description 2
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 2
- 235000013539 calcium stearate Nutrition 0.000 description 2
- 239000008116 calcium stearate Substances 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 239000007822 coupling agent Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- YAPRWCFMWHUXRS-UHFFFAOYSA-N (2-hydroxyphenyl) propanoate Chemical compound CCC(=O)OC1=CC=CC=C1O YAPRWCFMWHUXRS-UHFFFAOYSA-N 0.000 description 1
- PRBHEGAFLDMLAL-GQCTYLIASA-N (4e)-hexa-1,4-diene Chemical compound C\C=C\CC=C PRBHEGAFLDMLAL-GQCTYLIASA-N 0.000 description 1
- OYNNHEMQCZQNEW-CCAGOZQPSA-N (z)-4-[2-[[(z)-3-carboxyprop-2-enoyl]amino]ethylamino]-4-oxobut-2-enoic acid Chemical compound OC(=O)\C=C/C(=O)NCCNC(=O)\C=C/C(O)=O OYNNHEMQCZQNEW-CCAGOZQPSA-N 0.000 description 1
- SKDIMRRKRVTENP-PEPZGXQESA-N (z)-4-[3-[[(z)-3-carboxyprop-2-enoyl]amino]anilino]-4-oxobut-2-enoic acid Chemical compound OC(=O)\C=C/C(=O)NC1=CC=CC(NC(=O)\C=C/C(O)=O)=C1 SKDIMRRKRVTENP-PEPZGXQESA-N 0.000 description 1
- RCDMHMKCOQUIFA-JVLMNHKTSA-N (z)-4-[3-[[(z)-3-carboxyprop-2-enoyl]amino]propylamino]-4-oxobut-2-enoic acid Chemical compound OC(=O)\C=C/C(=O)NCCCNC(=O)\C=C/C(O)=O RCDMHMKCOQUIFA-JVLMNHKTSA-N 0.000 description 1
- PRBHEGAFLDMLAL-UHFFFAOYSA-N 1,5-Hexadiene Natural products CC=CCC=C PRBHEGAFLDMLAL-UHFFFAOYSA-N 0.000 description 1
- BHWUCEATHBXPOV-UHFFFAOYSA-N 2-triethoxysilylethanamine Chemical compound CCO[Si](CCN)(OCC)OCC BHWUCEATHBXPOV-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- BHTZPJXABISXPB-UHFFFAOYSA-N 4-triethoxysilylbutan-2-amine Chemical compound CCO[Si](OCC)(OCC)CCC(C)N BHTZPJXABISXPB-UHFFFAOYSA-N 0.000 description 1
- INYHZQLKOKTDAI-UHFFFAOYSA-N 5-ethenylbicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(C=C)CC1C=C2 INYHZQLKOKTDAI-UHFFFAOYSA-N 0.000 description 1
- WTQBISBWKRKLIJ-UHFFFAOYSA-N 5-methylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C)CC1C=C2 WTQBISBWKRKLIJ-UHFFFAOYSA-N 0.000 description 1
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 description 1
- 239000003508 Dilauryl thiodipropionate Substances 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- NLDGJRWPPOSWLC-UHFFFAOYSA-N deca-1,9-diene Chemical compound C=CCCCCCCC=C NLDGJRWPPOSWLC-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 235000019304 dilauryl thiodipropionate Nutrition 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Natural products C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 229940075507 glyceryl monostearate Drugs 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- PYGSKMBEVAICCR-UHFFFAOYSA-N hexa-1,5-diene Chemical compound C=CCCC=C PYGSKMBEVAICCR-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- SJYNFBVQFBRSIB-UHFFFAOYSA-N norbornadiene Chemical compound C1=CC2C=CC1C2 SJYNFBVQFBRSIB-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- QYZLKGVUSQXAMU-UHFFFAOYSA-N penta-1,4-diene Chemical compound C=CCC=C QYZLKGVUSQXAMU-UHFFFAOYSA-N 0.000 description 1
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/24—Coatings containing organic materials
- C03C25/26—Macromolecular compounds or prepolymers
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20034/80A IT1147319B (it) | 1980-02-20 | 1980-02-20 | Fibre di vitro per il rinforzo di poliolefine e composizioni poliolefiniche rinforzate da esse ottenute |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56140049A JPS56140049A (en) | 1981-11-02 |
| JPS644530B2 true JPS644530B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-01-26 |
Family
ID=11163288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2417581A Granted JPS56140049A (en) | 1980-02-20 | 1981-02-20 | Glass fiber for manufacture of reinforced polyolefin and reinforced polyolefin composition containing it |
Country Status (5)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1141253B (it) * | 1980-02-28 | 1986-10-01 | Montedison Spa | Procedimento per promuovere l'adesione di poliolefine ad altri materiali |
| IT1137192B (it) * | 1981-07-03 | 1986-09-03 | Montedison Spa | Composizioni poliolefiniche rinforzate con mica |
| US4603153A (en) * | 1983-06-08 | 1986-07-29 | Mitsubishi Petrochemical Co., Ltd. | Glass fiber reinforced resin composition |
| US4536360A (en) * | 1984-07-13 | 1985-08-20 | The B. F. Goodrich Company | Glass fiber reinforced vinyl chloride polymer products and process for their preparation |
| US5009941A (en) * | 1987-03-12 | 1991-04-23 | Owens-Corning Fiberglas Corporation | Tube or pipe formed a thermoplastic powder impregnated fiberglass roving |
| GB9000865D0 (en) * | 1990-01-15 | 1990-03-14 | Exxon Chemical Patents Inc | Polymer composition |
| IT1271002B (it) * | 1994-09-06 | 1997-05-26 | Enichem Spa | Procedimento per la preparazione di un filamento composito termoplastico flessibile contenente fibre continue |
| TW496881B (en) * | 1997-05-13 | 2002-08-01 | Teijin Ltd | Release film |
| US6021524A (en) * | 1997-12-31 | 2000-02-08 | The University Of Akron | Cut resistant polymeric films |
| US20010016259A1 (en) * | 1999-02-16 | 2001-08-23 | Les E. Campbell | Sizing composition for glass fibers used to reinforce thermoplastic or thermosetting matrix polymers |
| US7732047B2 (en) * | 2001-05-01 | 2010-06-08 | Ocv Intellectual Capital, Llc | Fiber size, sized reinforcements, and articles reinforced with sized reinforcements |
| US7585563B2 (en) * | 2001-05-01 | 2009-09-08 | Ocv Intellectual Capital, Llc | Fiber size, sized reinforcements, and articles reinforced with such reinforcements |
| US6846855B2 (en) * | 2001-05-01 | 2005-01-25 | Owens Corning Fiberglas Technology, Inc. | Sized reinforcements, and materials reinforced with such reinforcements |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR87183E (fr) * | 1961-07-27 | 1966-06-24 | Montedison Spa | Procédé pour préparer des produits vulcanisés de bonnes qualités électriques et mécaniques à partir de mélanges de copolymères d'oléfines et articles obtenus ainsi |
| US3416990A (en) * | 1965-08-06 | 1968-12-17 | Hercules Inc | Glass fiber-reinforced polymers |
| US3437550A (en) | 1966-01-07 | 1969-04-08 | Hercules Inc | Glass fiber reinforced crystalline polypropylene composition and laminate |
| US3472729A (en) | 1966-02-01 | 1969-10-14 | Union Carbide Corp | Glass fiber reinforced polylefin article and process therefor |
| JPS4926294B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-06-05 | 1974-07-08 | ||
| US3855175A (en) | 1970-09-01 | 1974-12-17 | Mitsubishi Petrochemical Co | Process for preparing novel glass fiber reinforced thermoplastic composition |
| US3882068A (en) | 1972-12-01 | 1975-05-06 | Johns Manville | Sizing composition for glass fibers of polypropylene emulsion and silane coupling agent |
| US3936415A (en) | 1974-05-06 | 1976-02-03 | Owens-Corning Fiberglas Corporation | Oxidized polyolefin-high molecular weight elastomeric mixture |
| GB1550358A (en) * | 1975-07-23 | 1979-08-15 | Tba Industrial Products Ltd | Manufacture of reinforced polyolefine compositions |
| EP0008703B1 (en) * | 1978-09-01 | 1983-07-06 | Montedison S.p.A. | Polyolefines reinforced with glass fibres and their use |
-
1980
- 1980-02-20 IT IT20034/80A patent/IT1147319B/it active
-
1981
- 1981-02-20 DE DE8181101226T patent/DE3170466D1/de not_active Expired
- 1981-02-20 JP JP2417581A patent/JPS56140049A/ja active Granted
- 1981-02-20 EP EP81101226A patent/EP0036097B1/en not_active Expired
-
1982
- 1982-05-24 US US06/381,575 patent/US4426469A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT1147319B (it) | 1986-11-19 |
| JPS56140049A (en) | 1981-11-02 |
| EP0036097A2 (en) | 1981-09-23 |
| US4426469A (en) | 1984-01-17 |
| DE3170466D1 (en) | 1985-06-20 |
| EP0036097B1 (en) | 1985-05-15 |
| EP0036097A3 (en) | 1982-03-24 |
| IT8020034A0 (it) | 1980-02-20 |
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