GB1058390A - Polyimides and a process for their preparation - Google Patents
Polyimides and a process for their preparationInfo
- Publication number
- GB1058390A GB1058390A GB4396764A GB4396764A GB1058390A GB 1058390 A GB1058390 A GB 1058390A GB 4396764 A GB4396764 A GB 4396764A GB 4396764 A GB4396764 A GB 4396764A GB 1058390 A GB1058390 A GB 1058390A
- Authority
- GB
- United Kingdom
- Prior art keywords
- resins
- diester
- tetracarboxylic acid
- glass
- diamine
- 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
- 239000004642 Polyimide Substances 0.000 title abstract 3
- 229920001721 polyimide Polymers 0.000 title abstract 3
- -1 tetracarboxylic acid diester Chemical class 0.000 abstract 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 6
- 239000004744 fabric Substances 0.000 abstract 6
- 239000011521 glass Substances 0.000 abstract 6
- 239000002904 solvent Substances 0.000 abstract 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 5
- 229920005989 resin Polymers 0.000 abstract 5
- 239000011347 resin Substances 0.000 abstract 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 abstract 4
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 150000005690 diesters Chemical class 0.000 abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 239000000853 adhesive Substances 0.000 abstract 3
- 230000001070 adhesive effect Effects 0.000 abstract 3
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 3
- 125000003118 aryl group Chemical group 0.000 abstract 3
- 239000012965 benzophenone Substances 0.000 abstract 3
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 abstract 3
- 150000004985 diamines Chemical class 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 3
- 229920000647 polyepoxide Polymers 0.000 abstract 3
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 3
- 239000000376 reactant Substances 0.000 abstract 3
- 229920002050 silicone resin Polymers 0.000 abstract 3
- 150000000000 tetracarboxylic acids Chemical class 0.000 abstract 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 2
- 239000005864 Sulphur Substances 0.000 abstract 2
- 239000000654 additive Substances 0.000 abstract 2
- 239000004411 aluminium Substances 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- 229920003180 amino resin Polymers 0.000 abstract 2
- COHDHYZHOPQOFD-UHFFFAOYSA-N arsenic pentoxide Chemical compound O=[As](=O)O[As](=O)=O COHDHYZHOPQOFD-UHFFFAOYSA-N 0.000 abstract 2
- 239000010425 asbestos Substances 0.000 abstract 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 229940113088 dimethylacetamide Drugs 0.000 abstract 2
- 239000000428 dust Substances 0.000 abstract 2
- 239000003822 epoxy resin Substances 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000012760 heat stabilizer Substances 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 125000000468 ketone group Chemical group 0.000 abstract 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract 2
- 229920003986 novolac Polymers 0.000 abstract 2
- 229920001568 phenolic resin Polymers 0.000 abstract 2
- 239000005011 phenolic resin Substances 0.000 abstract 2
- 229910052698 phosphorus Inorganic materials 0.000 abstract 2
- 239000011574 phosphorus Substances 0.000 abstract 2
- 229920000728 polyester Polymers 0.000 abstract 2
- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 abstract 2
- 229910052895 riebeckite Inorganic materials 0.000 abstract 2
- SPJXZYLLLWOSLQ-UHFFFAOYSA-N 1-[(1-aminocyclohexyl)methyl]cyclohexan-1-amine Chemical compound C1CCCCC1(N)CC1(N)CCCCC1 SPJXZYLLLWOSLQ-UHFFFAOYSA-N 0.000 abstract 1
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 abstract 1
- HLBLWEWZXPIGSM-UHFFFAOYSA-N 4-Aminophenyl ether Chemical compound C1=CC(N)=CC=C1OC1=CC=C(N)C=C1 HLBLWEWZXPIGSM-UHFFFAOYSA-N 0.000 abstract 1
- 229910000838 Al alloy Inorganic materials 0.000 abstract 1
- 229910001369 Brass Inorganic materials 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000004593 Epoxy Substances 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- NEKDFFGVIGEHKK-UHFFFAOYSA-N O[As](O)(O)=S.[AsH3] Chemical compound O[As](O)(O)=S.[AsH3] NEKDFFGVIGEHKK-UHFFFAOYSA-N 0.000 abstract 1
- YXLXNENXOJSQEI-UHFFFAOYSA-L Oxine-copper Chemical compound [Cu+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 YXLXNENXOJSQEI-UHFFFAOYSA-L 0.000 abstract 1
- 239000004952 Polyamide Substances 0.000 abstract 1
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 125000002723 alicyclic group Chemical group 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 229920000180 alkyd Polymers 0.000 abstract 1
- 125000002877 alkyl aryl group Chemical group 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 239000004760 aramid Substances 0.000 abstract 1
- 229920003235 aromatic polyamide Polymers 0.000 abstract 1
- 150000008366 benzophenones Chemical class 0.000 abstract 1
- 239000010951 brass Substances 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 abstract 1
- 239000013522 chelant Substances 0.000 abstract 1
- AHXGRMIPHCAXFP-UHFFFAOYSA-L chromyl dichloride Chemical compound Cl[Cr](Cl)(=O)=O AHXGRMIPHCAXFP-UHFFFAOYSA-L 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 239000010960 cold rolled steel Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 210000003298 dental enamel Anatomy 0.000 abstract 1
- 125000006159 dianhydride group Chemical group 0.000 abstract 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Natural products C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 abstract 1
- 239000000975 dye Substances 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- ANSXAPJVJOKRDJ-UHFFFAOYSA-N furo[3,4-f][2]benzofuran-1,3,5,7-tetrone Chemical compound C1=C2C(=O)OC(=O)C2=CC2=C1C(=O)OC2=O ANSXAPJVJOKRDJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000010439 graphite Substances 0.000 abstract 1
- 229910002804 graphite Inorganic materials 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 125000000623 heterocyclic group Chemical group 0.000 abstract 1
- XLSMFKSTNGKWQX-UHFFFAOYSA-N hydroxyacetone Chemical compound CC(=O)CO XLSMFKSTNGKWQX-UHFFFAOYSA-N 0.000 abstract 1
- 239000011256 inorganic filler Substances 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 239000012299 nitrogen atmosphere Substances 0.000 abstract 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 abstract 1
- SXJVFQLYZSNZBT-UHFFFAOYSA-N nonane-1,9-diamine Chemical compound NCCCCCCCCCN SXJVFQLYZSNZBT-UHFFFAOYSA-N 0.000 abstract 1
- 239000012766 organic filler Substances 0.000 abstract 1
- 150000002902 organometallic compounds Chemical class 0.000 abstract 1
- 150000002903 organophosphorus compounds Chemical class 0.000 abstract 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 abstract 1
- 239000000049 pigment Substances 0.000 abstract 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 abstract 1
- 229920002647 polyamide Polymers 0.000 abstract 1
- 229920006122 polyamide resin Polymers 0.000 abstract 1
- 229920001225 polyester resin Polymers 0.000 abstract 1
- 239000004645 polyester resin Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 229920006380 polyphenylene oxide Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 abstract 1
- 150000003222 pyridines Chemical class 0.000 abstract 1
- 229920013730 reactive polymer Polymers 0.000 abstract 1
- 229920003987 resole Polymers 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052710 silicon Chemical group 0.000 abstract 1
- 239000010703 silicon Chemical group 0.000 abstract 1
- 239000002210 silicon-based material Substances 0.000 abstract 1
- 239000010935 stainless steel Substances 0.000 abstract 1
- 229910001220 stainless steel Inorganic materials 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 229920001059 synthetic polymer Polymers 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 239000002966 varnish Substances 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- NDKWCCLKSWNDBG-UHFFFAOYSA-N zinc;dioxido(dioxo)chromium Chemical compound [Zn+2].[O-][Cr]([O-])(=O)=O NDKWCCLKSWNDBG-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J179/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09J161/00 - C09J177/00
- C09J179/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C09J179/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/303—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups H01B3/38 or H01B3/302
- H01B3/306—Polyimides or polyesterimides
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Prevention Of Electric Corrosion (AREA)
- Adhesives Or Adhesive Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32081963A | 1963-11-01 | 1963-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1058390A true GB1058390A (en) | 1967-02-08 |
Family
ID=23248005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4396764A Expired GB1058390A (en) | 1963-11-01 | 1964-10-28 | Polyimides and a process for their preparation |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE654850A (enrdf_load_stackoverflow) |
| CH (1) | CH467300A (enrdf_load_stackoverflow) |
| DE (1) | DE1595080A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1058390A (enrdf_load_stackoverflow) |
| NL (1) | NL6412661A (enrdf_load_stackoverflow) |
| NO (1) | NO119499B (enrdf_load_stackoverflow) |
| SE (1) | SE321571B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK96439C (da) * | 1960-09-12 | 1963-07-08 | Birger Ottestad | Stativ til tørring af foder. |
| US3673145A (en) * | 1968-09-02 | 1972-06-27 | Toray Industries | Polyimide solution and method of preparing same |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0048119A3 (en) * | 1980-09-12 | 1982-08-11 | I M L Corporation | Methods of preparing polyimides and artifacts composed thereof |
| CN112521937B (zh) * | 2020-12-10 | 2022-07-19 | 四川师范大学 | 一种可用于尿酸检测的稀土荧光复合材料的制备及应用 |
-
1964
- 1964-10-26 BE BE654850A patent/BE654850A/xx unknown
- 1964-10-28 GB GB4396764A patent/GB1058390A/en not_active Expired
- 1964-10-29 SE SE1307064A patent/SE321571B/xx unknown
- 1964-10-29 CH CH1399464A patent/CH467300A/de unknown
- 1964-10-30 NL NL6412661A patent/NL6412661A/xx unknown
- 1964-10-30 DE DE19641595080 patent/DE1595080A1/de active Pending
-
1965
- 1965-10-25 NO NO16020365A patent/NO119499B/no unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK96439C (da) * | 1960-09-12 | 1963-07-08 | Birger Ottestad | Stativ til tørring af foder. |
| US3673145A (en) * | 1968-09-02 | 1972-06-27 | Toray Industries | Polyimide solution and method of preparing same |
Also Published As
| Publication number | Publication date |
|---|---|
| NO119499B (enrdf_load_stackoverflow) | 1970-05-25 |
| CH467300A (de) | 1969-01-15 |
| SE321571B (enrdf_load_stackoverflow) | 1970-03-09 |
| DE1595080A1 (de) | 1970-03-26 |
| BE654850A (enrdf_load_stackoverflow) | 1965-04-26 |
| NL6412661A (enrdf_load_stackoverflow) | 1965-05-03 |
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