DE2127684C3 - Binder for the electrostatic powder spraying process - Google Patents
Binder for the electrostatic powder spraying processInfo
- Publication number
- DE2127684C3 DE2127684C3 DE19712127684 DE2127684A DE2127684C3 DE 2127684 C3 DE2127684 C3 DE 2127684C3 DE 19712127684 DE19712127684 DE 19712127684 DE 2127684 A DE2127684 A DE 2127684A DE 2127684 C3 DE2127684 C3 DE 2127684C3
- Authority
- DE
- Germany
- Prior art keywords
- weight
- percent
- pigments
- triglycidyl isocyanurate
- parts
- 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
- 239000000843 powder Substances 0.000 title description 4
- 238000000034 method Methods 0.000 title description 2
- 239000011230 binding agent Substances 0.000 title 1
- 238000005507 spraying Methods 0.000 title 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- OUPZKGBUJRBPGC-UHFFFAOYSA-N 1,3,5-tris(oxiran-2-ylmethyl)-1,3,5-triazinane-2,4,6-trione Chemical compound O=C1N(CC2OC2)C(=O)N(CC2OC2)C(=O)N1CC1CO1 OUPZKGBUJRBPGC-UHFFFAOYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- -1 «- Methylstyrene Chemical compound 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 239000000049 pigment Substances 0.000 claims 3
- VZCYOOQTPOCHFL-OWOJBTEDSA-N (E)-but-2-enedioate;hydron Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims 2
- 125000004432 carbon atoms Chemical group C* 0.000 claims 2
- KTZVZZJJVJQZHV-UHFFFAOYSA-N 1-chloro-4-ethenylbenzene Chemical compound ClC1=CC=C(C=C)C=C1 KTZVZZJJVJQZHV-UHFFFAOYSA-N 0.000 claims 1
- QEDJMOONZLUIMC-UHFFFAOYSA-N 1-tert-butyl-4-ethenylbenzene Chemical compound CC(C)(C)C1=CC=C(C=C)C=C1 QEDJMOONZLUIMC-UHFFFAOYSA-N 0.000 claims 1
- ISRGONDNXBCDBM-UHFFFAOYSA-N 2-Chlorostyrene Chemical compound ClC1=CC=CC=C1C=C ISRGONDNXBCDBM-UHFFFAOYSA-N 0.000 claims 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N 2-methyl-2-propenoic acid methyl ester Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 239000004925 Acrylic resin Substances 0.000 claims 1
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N Itaconic acid Chemical compound OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims 1
- 125000005396 acrylic acid ester group Chemical group 0.000 claims 1
- 125000003158 alcohol group Chemical group 0.000 claims 1
- 150000001735 carboxylic acids Chemical class 0.000 claims 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N fumaric acid Chemical compound OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims 1
- 239000001530 fumaric acid Substances 0.000 claims 1
- 239000011976 maleic acid Substances 0.000 claims 1
- 125000005397 methacrylic acid ester group Chemical group 0.000 claims 1
- 150000003440 styrenes Chemical class 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000219430 Betula pendula Species 0.000 description 1
- 235000009161 Espostoa lanata Nutrition 0.000 description 1
- 240000001624 Espostoa lanata Species 0.000 description 1
- 235000012970 cakes Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
Description
5 65 6
dann abdesiiiliert und die Temperatur anschließend 0.8 atü) elektrostatisch auf entfettete Eisenbleche auf-2 Siui/den auf I7ÖCC gehalten. Daraufhin wird kurz- gesprüht. Die beschichteten Bleche werden anschließend zeitig im Vakuum entgast, Die Schmelze wird abge- 30 Minuten auf I8O"C erhitzt. Die Filmdicke betrug lassen. Der Lack besitzt einen Schmelzpunkt von etwa 80 μ. Die Filme auf den Prüfblechen zeigen einen 9511C, läßt sich ohne zu klumpen pulverisieren. Das Glanz von 90"C nach Gardner, besitzen eine Erichmittlere Molekulargewicht betrügt etwa 6000, osmo- scntiefung von 8 mm (DIN 53 165) und zeigen nach metrisch gemessen. Auflegen eines Wattebausches, der mit Toluol getränktthen desilized and the temperature then held at 0.8 atmospheres electrostatically on degreased iron sheets at −2 ° C. This is followed by a short spray. The coated metal sheets are then degassed early in a vacuum. The melt is heated to 180 ° C. for 30 minutes. The film thickness was left. The paint has a melting point of about 80 μm. The films on the test metal sheets show a 95 ° C. pulverize without clumping. The gloss of 90 ° C according to Gardner, have an average molecular weight of about 6000, osmosis depth of 8 mm (DIN 53 165) and show measured metrically. Applying a cotton ball soaked with toluene
ist, und anschließender 2-Minutcn-Regenerierungis, and subsequent 2-minute regeneration
keine Markierung.no marking.
Beispiel I _ , . , „Example I _,. , "
' Beispiel 2'Example 2
Ein Harz, hergestellt nach dem vorstehend beschrie- Beispiel I wird wiederholt, jedoch ein Harz der benen Verfahren, bestehend aus copolymerisierten folgenden Zusammensetzung eingesetzt: 25 Gewichts-Einheiten von 50 Gewichtsprozent Styrol, 15 Gewichts- prozent Styrol, 10 Gewichtsprozent Methacrylsäureprozent Acrylsäure und 35 Gewichtsprozent Acryl- butylester, 15 Gewichtsprozent Mcthacrylsäuremethylsäurebutylester, vom Molekulargewicht 6000 und ester, 15 Gewichtsprozent Acrylsäure, 35 Gewicbtseinem Restmonomergehalt von weniger als 0,2 Ge- prozent Acrylsäurebutylester. Das Polymerisat wurde wichtsprozent wird auf etwa 300 μ Korngröße gemah- analog der für das Beispiel I angegebenen Polymerilen und mit 10 Gewichtsteilen Triglycidylisocyanurat, sationsverfahren hergestellt.A resin prepared according to the above-described Example I is repeated, but a resin of benen process, consisting of copolymerized the following composition used: 25 weight units of 50 percent by weight styrene, 15 percent by weight styrene, 10 percent by weight methacrylic acid percent Acrylic acid and 35 percent by weight of butyl acrylate, 15 percent by weight of methyl methacrylate butyl ester, of molecular weight 6000 and ester, 15 percent by weight acrylic acid, 35 weight percent Residual monomer content of less than 0.2 percent by weight of butyl acrylate. The polymer was weight percent is milled to a grain size of about 300 μ, analogously to the polymers specified for example I. and prepared with 10 parts by weight of triglycidyl isocyanurate, sationverfahren.
bezogen auf 100 Gewichtsteile Harz, sowie mit 100 An elektrostatisch beschichteten Blechen wie im
Gewichtsteile bezogen auf Harz-Härtermischung, Ti- Beispiel 1 wurden folgende Werte gemessen:
tandioxyd vom Rutiltyp vermischt. In einer Pigmentierschnecke wird die Mischung bei 100üC Manteltcmpe- Erichsentiefung 7 mmBased on 100 parts by weight of resin, as well as with 100 parts by weight of electrostatically coated metal sheets as in parts by weight based on resin-hardener mixture, Ti Example 1, the following values were measured:
tandioxyd of the rutile type mixed. In a Pigmentierschnecke the mixture at 100 C is above Manteltcmpe- Erichsen 7 mm
ratur und 12O0C Austrittstemperatur und 2 Minuten Glanz nach Gardner 95°Ctemperature and 12O 0 C outlet temperature and 2 minutes gloss according to Gardner 95 ° C
Verweilzeit homogen gemischt und die Schmelze durch Lösungsmittelfestigkeit Keine Markierung mitResidence time mixed homogeneously and the melt due to solvent resistance No marking with
Ausbreiten auf Kühlblechen abgekühlt. Toluol nach 2 MinutenSpread out cooled on cooling sheets. Toluene after 2 minutes
Aus dem Schmelzkuchen wird in einer Prallteller- Regenerierung.The melt cake is regenerated in a baffle plate.
mühle ein etwa 60 μ feines Korn gemahlen. Die pulve- Witterungsbeständigkeit 700 Stunden im Sun-grind a grain of about 60 μ fine. The powder weather resistance 700 hours in the sun
risierte Mischung ist auch nach 48 Stunden Lagerung shine - Weatherometer-ized mixture is shine even after 48 hours of storage - Weatherometer-
bei 55"C rieselfähig und verklumpt erst nach Erwär- Test,free-flowing at 55 "C and clumps only after the heating test,
men auf über 600C. Lagerfähigkeit desmen to over 60 0 C. Shelf life of the
Das Pulver wird mit einer handelsüblichen Spritz- pigmentierten Pulvers 48 Stunden 550C, keine The powder becomes 55 ° C. for 48 hours with a commercially available spray-pigmented powder, none
anlage bei einer Spannung von 40 kV (Förderdruck Klumpen.system at a voltage of 40 kV (delivery pressure lump.
Claims (1)
(A) polymerisieren Einheiten von"A method of producing coatings on% the basis f a Bindcmittclmischung of (A) Co 'polymers of styrenes, (Mcth-) acrylates and" ^ - unsaturated carboxylic acids with (B) triglycidyl isocyanurate, characterized in that a mixture of
(A) polymerize units of
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712127684 DE2127684C3 (en) | 1971-06-04 | Binder for the electrostatic powder spraying process | |
US00258386A US3836604A (en) | 1971-06-04 | 1972-05-31 | Binders for the electrostatic powder-spraying process |
IT50635/72A IT958174B (en) | 1971-06-04 | 1972-05-31 | POWDER BINDERS FOR ELECTROSTATIC NEBULIZATION OF POWDERS |
JP47053902A JPS5125055B1 (en) | 1971-06-04 | 1972-06-01 | |
GB2559072A GB1358240A (en) | 1971-06-04 | 1972-06-01 | Binders for the electrostatic powder-spraying process |
FR7220012A FR2140228B1 (en) | 1971-06-04 | 1972-06-02 | |
CA143,699A CA987816A (en) | 1971-06-04 | 1972-06-02 | Binders for the electrostatic powder-spraying process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712127684 DE2127684C3 (en) | 1971-06-04 | Binder for the electrostatic powder spraying process |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2127684A1 DE2127684A1 (en) | 1973-01-04 |
DE2127684B2 DE2127684B2 (en) | 1973-09-06 |
DE2127684C3 true DE2127684C3 (en) | 1976-07-08 |
Family
ID=
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4288569A (en) | 1979-09-01 | 1981-09-08 | Bayer Aktiengesellschaft | Power lacquer binders and process for the preparation thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4288569A (en) | 1979-09-01 | 1981-09-08 | Bayer Aktiengesellschaft | Power lacquer binders and process for the preparation thereof |
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