{"id":6124,"date":"2023-05-30T06:49:41","date_gmt":"2023-05-30T06:49:41","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=6124"},"modified":"2026-04-28T10:42:18","modified_gmt":"2026-04-28T10:42:18","slug":"nucleating-agent","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/nucleating-agent\/","title":{"rendered":"nukle\u00e1l\u00f3szer"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> In practical UV formulation work, resin and monomer selection starts with the end-use property target, then tunes viscosity and cure response around it. Buyers usually shortlist a few matched packages, not a single magic raw material.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>A nukle\u00e1l\u00f3szer meghat\u00e1roz\u00e1sa<\/p>\n<p>A nukle\u00e1l\u00f3szer egy \u00faj funkcion\u00e1lis adal\u00e9kanyag, amelyet polietil\u00e9nhez, polipropil\u00e9nhez \u00e9s m\u00e1s, nem teljesen krist\u00e1lyosodott m\u0171anyagokhoz alkalmaznak, hogy a gyanta krist\u00e1lyosod\u00e1si viselked\u00e9s\u00e9nek megv\u00e1ltoztat\u00e1s\u00e1val, a krist\u00e1lyosod\u00e1si sebess\u00e9g felgyors\u00edt\u00e1s\u00e1val, a krist\u00e1lyosod\u00e1si s\u0171r\u0171s\u00e9g n\u00f6vel\u00e9s\u00e9vel \u00e9s a szemcsem\u00e9ret mikroszerkezet\u00e9nek el\u0151seg\u00edt\u00e9s\u00e9vel ler\u00f6vid\u00edtse a form\u00e1z\u00e1si ciklust, jav\u00edtsa a term\u00e9kek \u00e1tl\u00e1that\u00f3s\u00e1g\u00e1t, szak\u00edt\u00f3szil\u00e1rds\u00e1g\u00e1t, merevs\u00e9g\u00e9t, sz\u00edv\u00f3ss\u00e1g\u00e1t \u00e9s egy\u00e9b fizikai \u00e9s mechanikai tulajdons\u00e1gait.<\/p>\n<p>&nbsp;<\/p>\n<p>Nukle\u00e1l\u00f3szer hat\u00e1smechanizmusa (PP term\u00e9kek)<\/p>\n<p>Amikor a nukle\u00e1l\u00f3 anyagot a m\u0171anyaghoz adj\u00e1k, a nukle\u00e1l\u00f3 anyag r\u00e9szecsk\u00e9i a krist\u00e1lymagok szerep\u00e9t t\u00f6ltik be, azaz t\u00f6bb magot adnak hozz\u00e1 k\u00edv\u00fclr\u0151l, ami j\u00f3 meleg\u00e1gyat biztos\u00edt a m\u0171anyag krist\u00e1lyosod\u00e1s\u00e1hoz, \u00edgy el\u0151seg\u00edtve a krist\u00e1lyosod\u00e1st.<\/p>\n<p>A nukle\u00e1l\u00f3szer-r\u00e9szecsk\u00e9knek \u00e1ltal\u00e1ban megfelel\u0151 m\u00e9retar\u00e1ny\u00fanak kell lenni\u00fck. A nukle\u00e1l\u00f3szerek azonban \u00e1ltal\u00e1ban hajlamosak arra, hogy er\u0151s \u00e9s anizotr\u00f3p krist\u00e1lyosod\u00e1si orient\u00e1ci\u00f3t induk\u00e1ljanak az anyagon bel\u00fcl, k\u00fcl\u00f6n\u00f6sen a lapos alkatr\u00e9szek hosszanti \u00e9s keresztir\u00e1ny\u00fa (MD\/TD) ir\u00e1ny\u00e1ban. Ez az elt\u00e9r\u0151 zsugorod\u00e1s \u00e9s kiegyens\u00falyozatlan orient\u00e1ci\u00f3 m\u00e9g jobban megmutatkozhat egyes elj\u00e1r\u00e1sokban, mint p\u00e9ld\u00e1ul a szil\u00e1rd f\u00e1zis\u00fa nyom\u00e1salak\u00edt\u00e1s (SPPF), ami a form\u00e1z\u00e1s ut\u00e1n vetemed\u00e9shez vezethet.<\/p>\n<p>Ez\u00e9rt egy j\u00f3 magk\u00e9pz\u0151 anyagnak k\u00e9pesnek kell lennie kiegyens\u00falyozott krist\u00e1lyos orient\u00e1ci\u00f3t el\u00e9rni a PP alkatr\u00e9sz hosszanti \u00e9s keresztir\u00e1ny\u00fa s\u00edkjaiban, \u00edgy kiv\u00e1l\u00f3 m\u00e9retstabilit\u00e1st biztos\u00edt, \u00e9s cs\u00f6kkenti a vetemed\u00e9si \u00e9s zsugorod\u00e1si probl\u00e9m\u00e1kat.<\/p>\n<p>A gyakori nukle\u00e1l\u00f3 anyagok oszt\u00e1lyoz\u00e1sa<\/p>\n<p>(1) Alfa krist\u00e1lyos nukle\u00e1l\u00f3szer:<\/p>\n<p>Els\u0151sorban jav\u00edtja a term\u00e9k \u00e1tl\u00e1that\u00f3s\u00e1g\u00e1t, fel\u00fcleti f\u00e9ny\u00e9t, merevs\u00e9g\u00e9t, h\u0151terjed\u00e9si h\u0151m\u00e9rs\u00e9klet\u00e9t, \u00e9s \u00e1tl\u00e1tsz\u00f3 szer, \u00e1tereszt\u0151k\u00e9pess\u00e9g-jav\u00edt\u00f3, merevs\u00e9gfokoz\u00f3 n\u00e9ven is ismert. F\u0151leg bele\u00e9rtve a bifurk\u00e1lt szorbitot (DBS) \u00e9s sz\u00e1rmaz\u00e9kai, arom\u00e1s foszf\u00e1t-s\u00f3k, benzoesav-s\u00f3k helyettes\u00edt\u00e9se stb., k\u00fcl\u00f6n\u00f6sen a DBS nukle\u00e1l\u00f3 \u00e1tl\u00e1tsz\u00f3 szer alkalmaz\u00e1sa a leggyakoribb.<\/p>\n<p>Az alfa-krist\u00e1lyos nukle\u00e1l\u00f3szerek szerkezet\u00fck szerint szervetlen \u00e9s szerves anyagokra oszthat\u00f3k.<\/p>\n<p>(1) Szervetlen oszt\u00e1ly<\/p>\n<p>A szervetlen nukle\u00e1l\u00f3 anyagok k\u00f6z\u00e9 els\u0151sorban talkum, kalcium-oxid, korom, kalcium-karbon\u00e1t, csill\u00e1m, szervetlen pigmentek, kaolin \u00e9s kataliz\u00e1tormaradv\u00e1nyok tartoznak. Ezek a legkor\u00e1bban kifejlesztett olcs\u00f3 \u00e9s praktikus nukle\u00e1l\u00f3szerek, a legink\u00e1bb kutatott \u00e9s alkalmazott anyagok a talkum, a csill\u00e1m stb.<\/p>\n<p>(2) Szerves<\/p>\n<p>(a) karbonsav f\u00e9ms\u00f3k: p\u00e9ld\u00e1ul n\u00e1trium-szukcin\u00e1t, n\u00e1trium-glutar\u00e1t, n\u00e1trium-hexano\u00e1t k\u00e1lium-benzo\u00e1t, l\u00edtium-benzo\u00e1t, n\u00e1trium-cinnam\u00e1t, n\u00e1trium \u03b2-nafto\u00e1t stb. K\u00f6z\u00fcl\u00fck a benzoesav alk\u00e1lif\u00e9m vagy alum\u00ednium s\u00f3, tert-butil-benzoesav alum\u00ednium s\u00f3 stb. A hat\u00e1s jobb, a felhaszn\u00e1l\u00e1si t\u00f6rt\u00e9net hosszabb, de az \u00e1tl\u00e1that\u00f3s\u00e1g gyenge.<\/p>\n<p>(b) foszf\u00e1tf\u00e9ms\u00f3k: a szerves foszf\u00e1tok f\u0151k\u00e9nt foszf\u00e1t\u00e9szter f\u00e9ms\u00f3kat \u00e9s foszf\u00e1t\u00e9szter alk\u00e1lif\u00e9m anyagokat \u00e9s komplexeiket stb. tartalmazz\u00e1k. Az ilyen t\u00edpus\u00fa nukle\u00e1l\u00f3szerekre jellemz\u0151 az \u00e1tl\u00e1tsz\u00f3s\u00e1g, merevs\u00e9g, krist\u00e1lyosod\u00e1si sebess\u00e9g stb., de gyenge diszperzi\u00f3.<\/p>\n<p>(c) szorbitol benzil villasz\u00e1rmaz\u00e9kok: az \u00e1tl\u00e1that\u00f3s\u00e1g, a fel\u00fcleti f\u00e9nyess\u00e9g, a merevs\u00e9g \u00e9s a term\u00e9kek egy\u00e9b termomechanikai tulajdons\u00e1gai jelent\u0151s jav\u00edt\u00f3 hat\u00e1ssal b\u00edrnak, \u00e9s j\u00f3 kompatibilit\u00e1ssal rendelkeznek a PP-vel, az \u00e1tl\u00e1tsz\u00f3 magk\u00e9pz\u0151 szerek oszt\u00e1lya jelenleg m\u00e9lyrehat\u00f3 vizsg\u00e1lat alatt \u00e1ll. A j\u00f3 teljes\u00edtm\u00e9ny, alacsony \u00e1r, v\u00e1lt a legakt\u00edvabb fejleszt\u00e9s itthon \u00e9s k\u00fclf\u00f6ld\u00f6n, a legt\u00f6bb fajta, a legnagyobb termel\u00e9s \u00e9s \u00e9rt\u00e9kes\u00edt\u00e9s egy oszt\u00e1ly nukle\u00e1l\u00f3 szerek. Vannak els\u0151sorban dibenzil villa szorbit (DBS), k\u00e9t (egy metil benzil villa) szorbit (P-M-DBS), stb.<\/p>\n<p>(d) magas olvad\u00e1spont\u00fa polimer t\u00edpus\u00fa nukle\u00e1l\u00f3szer: jelenleg f\u0151k\u00e9nt polivinil-ciklohex\u00e1n, polivinil-pent\u00e1n, etil\u00e9n\/akril\u00e1t kopolimer stb. van. Gyeng\u00e9n keverhet\u0151 a poliolefin gyant\u00e1val \u00e9s j\u00f3 diszperzi\u00f3val rendelkezik.<\/p>\n<p>(2) \u03b2-krist\u00e1lyok cs\u00edrak\u00e9pz\u0151 anyaga<\/p>\n<p>Ezeket \u00fagy tervezt\u00e9k, hogy magas \u03b2-krist\u00e1lyos polipropil\u00e9n term\u00e9keket kapjanak, \u00e9s el\u0151ny\u00fck, hogy a term\u00e9kek \u00fct\u00e9s\u00e1ll\u00f3s\u00e1g\u00e1t an\u00e9lk\u00fcl jav\u00edtj\u00e1k, hogy cs\u00f6kkenten\u00e9k vagy ak\u00e1r n\u00f6veln\u00e9k a term\u00e9kek h\u0151terjed\u00e9si h\u0151m\u00e9rs\u00e9klet\u00e9t, \u00edgy az \u00fct\u00e9s\u00e1ll\u00f3s\u00e1g \u00e9s a h\u0151terjed\u00e9s k\u00e9t ellent\u00e9tes szempontja egyens\u00falyba hozhat\u00f3.<\/p>\n<p>Az egyik csoportot a vastag gy\u0171r\u0171s vegy\u00fcletek kis sz\u00e1ma alkotja, amelyek kv\u00e1zi s\u00edkbeli szerkezet\u0171ek.<\/p>\n<p>A m\u00e1sik csoportot bizonyos dikarbonsavak alkotj\u00e1k a peri\u00f3dusos rendszer IIA. csoportj\u00e1ba tartoz\u00f3 f\u00e9mek oxidjaival, hidroxidjaival \u00e9s s\u00f3ival. A PP-t a k\u00fcl\u00f6nb\u00f6z\u0151 krist\u00e1lyos form\u00e1k ar\u00e1ny\u00e1nak megv\u00e1ltoztat\u00e1s\u00e1val m\u00f3dos\u00edthatja a polimerben.<\/p>\n<p>&nbsp;<\/p>\n<p>A nukle\u00e1l\u00f3szer hozz\u00e1ad\u00e1s\u00e1nak a k\u00f6vetkez\u0151 hat\u00e1sai vannak<\/p>\n<p>1\u3001Ler\u00f6vid\u00edti a PP \u00f6nt\u00e9si ciklust<\/p>\n<p>A nukle\u00e1l\u00f3szer hozz\u00e1ad\u00e1sa n\u00f6velheti a polipropil\u00e9n \u00e1tkrist\u00e1lyosod\u00e1si h\u0151m\u00e9rs\u00e9klet\u00e9t, felgyors\u00edthatja a krist\u00e1lyosod\u00e1si sebess\u00e9get \u00e9s r\u00f6vid h\u0171t\u00e9si id\u0151 alatt befejezheti a krist\u00e1lyosod\u00e1st. Az RQT-CH 0,2% hozz\u00e1ad\u00e1sa 7 m\u00e1sodperccel ler\u00f6vid\u00edtheti a PP form\u00e1z\u00e1si ciklus\u00e1t, \u00e9s 14%-vel n\u00f6velheti a munka hat\u00e9konys\u00e1g\u00e1t, ami nagyon jelent\u0151s a nagym\u00e9ret\u0171 fr\u00f6ccs\u00f6nt\u00e9si term\u00e9kek eset\u00e9ben.<\/p>\n<p>2\u3001A PP mechanikai tulajdons\u00e1gainak jav\u00edt\u00e1sa<\/p>\n<p>A krist\u00e1lyos polipropil\u00e9n krist\u00e1lyos f\u00e1zis s\u0171r\u0171s\u00e9ge nagyobb, mint a nem krist\u00e1lyos f\u00e1zis\u00e9, \u00e9s kiv\u00e1l\u00f3 szil\u00e1rds\u00e1ggal rendelkezik. Nukle\u00e1l\u00f3szer n\u00e9lk\u00fcl a krist\u00e1lyos polimerek krist\u00e1lyokat hoznak l\u00e9tre, amikor az olvadt \u00e1llapotban h\u0171t\u00e9skor, ami automatikus krist\u00e1lyosod\u00e1s, ez a g\u00f6mbkrist\u00e1ly nem egyenletes, hi\u00e1nyos, \u00edgy amikor az er\u0151 a g\u00f6mbkrist\u00e1ly krist\u00e1lyos r\u00e9sze \u00e9s a nem krist\u00e1lyos r\u00e9sz k\u00f6z\u00f6tti hat\u00e1rfel\u00fclet, a t\u00f6r\u00f6tt szemcs\u00e9k k\u00f6z\u00f6tti r\u00e9s az els\u0151, amely megsemmis\u00fcl; nukle\u00e1l\u00f3 szer hozz\u00e1ad\u00e1sakor a g\u00f6mbkrist\u00e1ly n\u00f6veked\u00e9se szab\u00e1lyozhat\u00f3, \u00edgy a mag n\u00f6vekszik, a krist\u00e1lyosod\u00e1s t\u00f6k\u00e9letesebb, az er\u0151 egyenletesebb, \u00edgy jav\u00edthatja a polimer foly\u00e1shat\u00e1r\u00e1t Ez\u00e9rt jav\u00edthatja a polimer foly\u00e1shat\u00e1r\u00e1t, \u00fct\u00e9s\u00e1ll\u00f3s\u00e1g\u00e1t \u00e9s fel\u00fcleti szil\u00e1rds\u00e1g\u00e1t, \u00e9s jav\u00edthatja a polipropil\u00e9n mechanikai tulajdons\u00e1gait.<\/p>\n<p>3\u3001N\u00f6veli a PP \u00e1tl\u00e1that\u00f3s\u00e1g\u00e1t \u00e9s fel\u00fcleti f\u00e9ny\u00e9t. Mivel a PP az olvad\u00e1si \u00e9s h\u0171t\u00e9si folyamatban a spont\u00e1n krist\u00e1lyosod\u00e1si magok sz\u00e1ma nagyon kicsi, a krist\u00e1lyosod\u00e1si sebess\u00e9g lass\u00fa, k\u00f6nnyen k\u00e9pz\u0151dnek nagy g\u00f6mb alak\u00fa krist\u00e1lyok, ezeknek a g\u00f6mb alak\u00fa krist\u00e1lyoknak az \u00e1tm\u00e9r\u0151je sokkal nagyobb, mint a l\u00e1that\u00f3 hull\u00e1mhossz, \u00e9s a t\u00f6r\u00e9smutat\u00f3 k\u00fcl\u00f6nbs\u00e9g a krist\u00e1ly \u00e9s az amorf ter\u00fcletek k\u00f6z\u00f6tt nagy, ami a fel\u00fcleti f\u00e9ny sz\u00f3r\u00f3d\u00e1s\u00e1t eredm\u00e9nyezi, ami az \u00e1tl\u00e1that\u00f3s\u00e1g cs\u00f6kken\u00e9s\u00e9t eredm\u00e9nyezi, \u00edgy a norm\u00e1l feldolgoz\u00e1si k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt k\u00e9sz\u00fclt polipropil\u00e9n term\u00e9kek t\u00f6bbs\u00e9ge \u00e1ttetsz\u0151. A j\u00f3 \u00e1tl\u00e1tsz\u00f3s\u00e1g\u00fa term\u00e9knek meg kell felelnie a magas krist\u00e1lyoss\u00e1g, a tiszta krist\u00e1lyos orient\u00e1ci\u00f3 \u00e9s a l\u00e1that\u00f3 f\u00e9ny hull\u00e1mhossz\u00e1n\u00e1l kisebb krist\u00e1lym\u00e9ret k\u00f6vetelm\u00e9nyeinek. A polipropil\u00e9n sz\u00fcks\u00e9ges mikrofinom g\u00f6mbszer\u0171 krist\u00e1lyosod\u00e1s\u00e1nak el\u00e9r\u00e9s\u00e9hez a nukle\u00e1l\u00f3szerek hozz\u00e1ad\u00e1sa rendk\u00edv\u00fcl versenyk\u00e9pes m\u00f3dszer [8].<\/p>\n<p>4. H\u0151tani tulajdons\u00e1gokra gyakorolt hat\u00e1s<\/p>\n<p>A magk\u00e9pz\u0151 anyagok hozz\u00e1ad\u00e1sa n\u00f6veli a krist\u00e1lyosod\u00e1si h\u0151m\u00e9rs\u00e9kletet felgyors\u00edtja a krist\u00e1lyosod\u00e1st, fokozza a krist\u00e1lyosod\u00e1s m\u00e9rt\u00e9k\u00e9t, n\u00f6veli a s\u0171r\u0171s\u00e9get \u00e9s n\u00f6veli a h\u0151terhel\u00e9si h\u0151m\u00e9rs\u00e9kletet, ami bizonyos m\u00e9rt\u00e9kig jav\u00edthatja a gyanta h\u0151\u00e1ll\u00f3s\u00e1g\u00e1t.<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>How buyers usually evaluate UV monomers and resin systems<\/h2>\n<p>Most successful UV formulations are built by choosing the backbone first and then tuning the reactive monomer package around the substrate, cure method, and end-use stress. That usually produces a more stable result than choosing materials by viscosity or price alone.<\/p>\n<ul>\n<li><strong>Start from the final property target:<\/strong> hardness, flexibility, adhesion, and shrinkage rarely point to exactly the same raw-material package.<\/li>\n<li><strong>Screen the reactive package as a whole:<\/strong> oligomer, monomer, and photoinitiator choices interact strongly in UV systems.<\/li>\n<li><strong>Use viscosity as a tool, not the only decision rule:<\/strong> the easiest-processing material is not always the one that performs best after cure.<\/li>\n<li><strong>Check the real substrate:<\/strong> plastic, metal, label film, gel systems, and coatings can reward very different polarity and cure-density balances.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/hpma-monomer-cas-27813-02-1\/\">CHLUMICRYL HPMA<\/a>:<\/strong> Useful when more polarity and adhesion support are needed in the reactive package.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/iboa-monomer-cas-5888-33-5\/\">CHLUMICRYL IBOA<\/a>:<\/strong> A strong low-viscosity monomer reference when hardness and good flow both matter.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/tmpta-cas-15625-89-5\/\">CHLUMICRYL TMPTA<\/a>:<\/strong> A standard reactive monomer benchmark when stronger crosslink density is required.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/eo3-tmpta-cas-28961-43-5\/\">CHLUMICRYL EO3-TMPTA<\/a>:<\/strong> Helpful when viscosity and cure behavior need to be tuned around the base package.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Can one UV monomer or resin solve every formulation problem?<\/strong><br \/>Usually no. Commercially strong formulas depend on how several components work together to balance cure, adhesion, flow, and durability.<\/p>\n<p><strong>Why should monomers be screened together with oligomers?<\/strong><br \/>Because monomers can change viscosity, cure rate, shrinkage, and substrate behavior enough to alter the final ranking of the same backbone resin.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>Definition of nucleating agent Nucleating agent is a new functional additive applied to polyethylene, polypropylene and other incompletely crystallized plastics to shorten molding cycle, improve transparency, tensile strength, rigidity, toughness<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-6124","post","type-post","status-publish","format-standard","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>nucleating agent - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"Definition of nucleating agent Nucleating agent is a new functional additive applied to polyethylene, polypropylene and other incompletely crystallized...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangchemical.com\/hu\/nucleating-agent\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"nucleating agent - Longchang Chemical\" \/>\n<meta property=\"og:description\" content=\"Definition of nucleating agent Nucleating agent is a new functional additive applied to polyethylene, polypropylene and other incompletely crystallized...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/longchangchemical.com\/hu\/nucleating-agent\/\" \/>\n<meta property=\"og:site_name\" content=\"Longchang Chemical\" \/>\n<meta property=\"article:published_time\" content=\"2023-05-30T06:49:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-28T10:42:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/logo-jpeg.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Longchang Chemical\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/longchangchemical.com\/nucleating-agent\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/longchangchemical.com\/nucleating-agent\/\"},\"author\":{\"name\":\"Longchang Chemical\",\"@id\":\"https:\/\/longchangchemical.com\/#\/schema\/person\/ecb1ad846136c6f1ca534b62978c6a8e\"},\"headline\":\"nucleating agent\",\"datePublished\":\"2023-05-30T06:49:41+00:00\",\"dateModified\":\"2026-04-28T10:42:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/longchangchemical.com\/nucleating-agent\/\"},\"wordCount\":1305,\"publisher\":{\"@id\":\"https:\/\/longchangchemical.com\/#organization\"},\"articleSection\":[\"Catalysts &amp; 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