{"id":3120,"date":"2020-09-05T07:24:58","date_gmt":"2020-09-05T07:24:58","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=3120"},"modified":"2026-04-28T11:19:23","modified_gmt":"2026-04-28T11:19:23","slug":"what-is-the-difference-between-optical-brightener-ob-and-optical-brightener-ob-1","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/de\/what-is-the-difference-between-optical-brightener-ob-and-optical-brightener-ob-1\/","title":{"rendered":"Wie unterscheidet man zwischen dem fluoreszierenden Bleichmittel OB und dem fluoreszierenden Bleichmittel OB-1\uff1f?"},"content":{"rendered":"<!-- lc-qa-start -->\n<p><strong>Quick answer:<\/strong> For fluorescent-whitening and food-contact discussions, buyers usually focus on specification fit, migration risk, regulatory boundaries, and how the additive behaves in the finished plastic system rather than treating it as a simple color question.<\/p>\n<!-- lc-qa-end -->\n\n\n<h3 class=\"wp-block-heading\">1. <strong>Optischer Aufheller OB und optischer Aufheller OB-1 sind v\u00f6llig unterschiedliche Chemikalien<\/strong><\/h3>\n\n\n\n\n<h4 class=\"wp-block-heading\">2. <a rel=\"noreferrer noopener\" href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightener-ob-cas-7128-64-5\/\" target=\"_blank\">Optischer Aufheller OB<\/a> und <a rel=\"noreferrer noopener\" href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightener-ob-1-cas-1533-45-5\/\" target=\"_blank\">Optischer Aufheller OB-1<\/a>sehen diese beiden wie Br\u00fcder aus. Wenn viele Menschen zum ersten Mal von Optischem Aufheller OB und Optischem Aufheller OB-1 h\u00f6ren, gehen sie davon aus, dass Optischer Aufheller OB-1 ein Komplex aus OB ist. Bei dem Produkt wird die Reinheit von ob um eins reduziert, um optischer Aufheller OB-1 zu werden. Was ist also der Unterschied zwischen optischem Aufheller OB und optischem Aufheller OB-1, f\u00fcr welche Art von Produkt sollte optischer Aufheller OB verwendet werden, und welche Art von Produkt ist besser geeignet f\u00fcr optischen Aufheller OB-1.<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Chemische Bezeichnung: Optischer Aufheller OB-1<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Andere Namen: Fluoreszierender Aufheller 393 ; 4,4\u2032-Bis(2-benzoxazolyl)stilben ; Fluoreszierender Aufheller OB-1<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">CAS-Nr.: 1533-45-5<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Molekulare Formel: C28H18N2O2<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Molekulargewicht: 414.45<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Optischer Aufheller OB-1 Struktur:<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"365\" height=\"61\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-1-Structure-1.png\" alt=\"\" class=\"wp-image-3121\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-1-Structure-1.png 365w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-1-Structure-1-300x50.png 300w\" sizes=\"(max-width: 365px) 100vw, 365px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Erscheinungsbild: Gelbes gr\u00fcnliches Pulver<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Assay: 99%<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Chemische Bezeichnung: Optischer Aufheller OB<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">CAS: 7128-64-5<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Molekulare Formel: C26H26N2O2S<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Molekulargewicht: 430.56<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Optischer Aufheller OB Struktur:<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"338\" height=\"99\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-Structure-1.png\" alt=\"\" class=\"wp-image-3122\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-Structure-1.png 338w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2020\/09\/Optical-brightener-OB-Structure-1-300x88.png 300w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Erscheinungsbild: Gelbes gr\u00fcnliches Pulver<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Assay: 99%<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Der optische Aufheller OB-1 eignet sich zum Aufhellen von Chemiefasern wie Polyesterfasern, Nylonfasern und Polypropylenfasern. Aufhellung und Aufhellung von Polypropylen-Kunststoff, Hart-PVC, ABS, EVA, Polystyrol, Polycarbonat, etc. Es wird bei der herk\u00f6mmlichen Polymerisation von Polyester und Nylon zugesetzt.<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Um eine gleichm\u00e4\u00dfige Aufhellung von Kunststoffen mit unterschiedlichen Eigenschaften zu erreichen, muss der fluoreszierende Aufheller nicht nur an die Verarbeitungsbedingungen des Kunststoffs angepasst sein, sondern auch eine ausreichende molekulare Dispersion oder vollst\u00e4ndige L\u00f6slichkeit im Kunststoff aufweisen. Im Kunststoff kann der optische Aufhellungseffekt nicht dargestellt oder stark reduziert werden. Die Auswahl der richtigen Modelle aus verschiedenen Materialien wird die aufhellende Wirkung des fluoreszierenden Aufhellers erheblich verbessern.<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">3. Die Summenformel des optischen Aufhellers OB ist C26H26N2O2S, die Summenformel des optischen Aufhellers OB-1 ist C28H18N2O2. Aus der obigen Abbildung geht klar hervor, dass es sich um zwei v\u00f6llig unterschiedliche Chemikalien handelt.<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Welches Produkt verwendet den optischen Aufheller OB, welches Produkt ist besser f\u00fcr den optischen Aufheller OB-1 geeignet?<\/strong><\/h3>\n\n\n\n<p>                       <\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Obwohl es sich um zwei verschiedene chemische Substanzen handelt, kann man anhand der Namensgebung erahnen, dass es viele \u00c4hnlichkeiten zwischen den beiden gibt. Zum Beispiel haben optischer Aufheller OB und optischer Aufheller OB-1 eine breite Palette von Anwendungen. Die meisten Kunststoffe und der optische Aufheller OB-1 k\u00f6nnen gemeinsam verwendet werden, und die aufhellende Wirkung ist offensichtlich. Wo liegt also der Unterschied?<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Schmelzpunkt: Optischer Aufheller OB-1&gt;Optischer Aufheller OB<\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Da der Schmelzpunkt von optischem Aufheller OB bei 200 Grad liegt und der Schmelzpunkt von optischem Aufheller OB-1 bis zu 360 Grad betr\u00e4gt, kann optischer Aufheller OB nicht f\u00fcr Hochtemperatur-Kunststoffprodukte verwendet werden, z. B. f\u00fcr Geh\u00e4use von Klimaanlagen und einige K\u00fcchenger\u00e4te. Wenn Ihr Produkt bei hohen Temperaturen verarbeitet werden muss, ist der optische Aufheller OB-1 daher Ihre erste Wahl.<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Dispersion und Stabilit\u00e4t: Optischer Aufheller OB&gt;Optischer Aufheller OB-1<\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Hier m\u00fcssen wir zun\u00e4chst erkl\u00e4ren, dass gute Dispergierbarkeit bedeutet, dass sich das Produkt leichter und gleichm\u00e4\u00dfiger aufl\u00f6sen l\u00e4sst. Zum Beispiel stellen Farben und Tinte hohe Anforderungen an die Dispergierbarkeit des fluoreszierenden Wei\u00dfmachers; gute Stabilit\u00e4t bedeutet, dass das Produkt nicht leicht migriert und sp\u00e4ter vergilbt. Zum Beispiel waren einige minderwertige Schuhsohlen wei\u00df und sauber, als sie zum ersten Mal gekauft wurden, aber sie wurden nach einer Weile gelb und verf\u00e4rbten sich, was zeigt, dass die Stabilit\u00e4t des fluoreszierenden Wei\u00dfmachers schlecht ist.<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Nat\u00fcrlich sage ich nicht, dass die Dispersion und Stabilit\u00e4t des optischen Aufhellers OB-1 nicht gut ist, aber sie ist etwas schlechter als ob. Wegen dieses Unterschieds empfiehlt Lianda Fluorescence Technology im Allgemeinen nicht, den optischen Aufheller OB-1 in Tintenbeschichtungen und weichen Kunststoffen zu verwenden. Ob ist relativ besser in der Dispergierbarkeit und Wetterbest\u00e4ndigkeit, und es neigt nicht zum Vergilben. Die Situation der Migration.<\/h4>\n\n\n\n<p>                                        <\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Der Preis ist der gr\u00f6\u00dfte Unterschied zwischen <strong>Optischer Aufheller<\/strong><\/strong> <strong>ob und optischer Aufheller OB-1<\/strong><\/h3>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Der gr\u00f6\u00dfte Unterschied zwischen dem optischen Aufheller OB und dem optischen Aufheller OB-1 ist der Preis. Ich erinnere mich, dass vor 6 Jahren der Preis von optischem Aufheller OB \u00e4hnlich war wie der von optischem Aufheller OB-1. Aufgrund der landesweiten Umweltschutzma\u00dfnahmen in China kam es jedoch zu Problemen bei der Versorgung mit Rohstoffen f\u00fcr optischen Aufheller OB, so dass der Preis f\u00fcr optischen Aufheller OB in die H\u00f6he schoss. Der optische Aufheller OB ist mehr als doppelt so teuer wie der optische Aufheller OB-1. Nach Einsch\u00e4tzung der F&amp;E-Abteilung von Longchang Chemical k\u00f6nnte er noch steigen. Aufgrund des gro\u00dfen Preisunterschieds sollten Kunden, die den optischen Aufheller OB-1 verwenden k\u00f6nnen, versuchen, den optischen Aufheller OB-1 zu w\u00e4hlen. Kunden mit besonderen Anforderungen, wie z. B. hochwertige Druckfarbenbeschichtungen und weiche Kunststoffe, wird empfohlen, den optischen Aufheller OB zu verwenden.<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Angesichts der steigenden Preise f\u00fcr optische Aufheller OB hat die F&amp;E-Abteilung von Longchang Chemical weiterhin Innovationen durchgef\u00fchrt und spezielle Aufheller entwickelt, die f\u00fcr verschiedene Produkte geeignet sind, um optische Aufheller OB zu ersetzen und die Kosten f\u00fcr die Kunden zu senken, wie z. B. ld- f\u00fcr Farbmasterbatches. s01, ld-y01 f\u00fcr spezielle \u00f6lbasierte Tintenbeschichtungen usw. Kunden, die dies ben\u00f6tigen, k\u00f6nnen uns kontaktieren.<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Kontaktieren Sie uns jetzt!<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Wir nehmen kundenspezifische Dienstleistungen an, wir werden uns in der Regel innerhalb von 24 Stunden mit Ihnen in Verbindung setzen. Sie k\u00f6nnten auch E-Mail mir <a href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a> w\u00e4hrend der Gesch\u00e4ftszeiten ( 8:30 bis 18:00 Uhr UTC+8 Mo.~Sa. ) oder nutzen Sie den Live-Chat auf der Website, um eine schnelle Antwort zu erhalten.<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Dieser Artikel wurde von der Forschungs- und Entwicklungsabteilung von Longchang Chemical verfasst. Wenn Sie ihn kopieren und nachdrucken m\u00f6chten, geben Sie bitte die Quelle an.<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Nachfolgend finden Sie die von unserem Unternehmen verkauften Produkte aus der Reihe der fluoreszierenden Aufheller.<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><a href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightener-ob-1-cas-1533-45-5\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Optischer Aufheller OB-1<\/strong><\/a><\/td><td><strong>1533-45-5<\/strong><\/td><\/tr><tr><td><strong><a href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightener-ob-cas-7128-64-5\/\" target=\"_blank\" rel=\"noreferrer noopener\">Fluoreszierender Aufheller OB<\/a><\/strong><\/td><td><strong>7128-64-5<\/strong><\/td><\/tr><tr><td><strong><a href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightener-er-%e2%85%a1-cas-13001-38-2\/\" target=\"_blank\" rel=\"noreferrer noopener\">Fluoreszierender Aufheller ER-II<\/a><\/strong><\/td><td><strong>13001-38-2<\/strong><\/td><\/tr><tr><td><strong><a href=\"https:\/\/longchangchemical.com\/de\/product\/optical-brightening-agent-cbs-x-cas-27344-41-8\/\" target=\"_blank\" rel=\"noreferrer noopener\">Optischer Aufheller CBS-X<\/a><\/strong><\/td><td><strong>27344-41-8<\/strong><\/td><\/tr><tr><td><strong><a href=\"https:\/\/longchangchemical.com\/de\/product\/fluorescent-brightener-378-cas-40470-68-6\/\" target=\"_blank\" rel=\"noreferrer noopener\">Optischer Aufheller FP-127<\/a><\/strong><\/td><td><strong>40470-68-6<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<!-- lc-commercial-start -->\n<h2>How buyers usually evaluate specialty additives in compliance-sensitive plastics<\/h2>\n<p>Food-contact and compliance-sensitive additive projects usually need a tighter screen than general industrial formulations. The strongest path usually combines specification review, migration thinking, and validation in the real polymer system.<\/p>\n<ul>\n<li><strong>Start from the regulatory boundary:<\/strong> customer and market requirements often decide the screening route before formulation optimization begins.<\/li>\n<li><strong>Check the polymer and processing route:<\/strong> the same additive can behave differently across resin systems, temperatures, and contact conditions.<\/li>\n<li><strong>Review appearance together with compliance:<\/strong> visual performance still needs to be balanced against safety and documentation needs.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why do compliance-sensitive plastic additives need more than a basic specification check?<\/strong><br \/>Because end-use exposure, migration limits, and customer requirements can change whether an additive is commercially acceptable.<\/p>\n<p><strong>Is visual effect enough to justify additive selection in food-contact plastics?<\/strong><br \/>Usually no. Appearance needs to be reviewed together with processing, documentation, and compliance fit.<\/p>\n<!-- lc-commercial-end -->","protected":false},"excerpt":{"rendered":"<p>1. Optical brightener OB and Optical brightener OB-1 are completely different chemicals 2. Optical brightener OB and Optical brightener OB-1, these two look like brothers. When many people hear Optical<\/p>","protected":false},"author":1,"featured_media":3113,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-3120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to distinguish between fluorescent whitening agent OB and fluorescent whitening agent OB-1\uff1f - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"How to distinguish between fluorescent whitening agent OB and fluorescent whitening agent OB-1\uff1fLongchang Chemical is china fluorescent whitening agent OB and fluorescent whitening agent OB-1 manufacturer.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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