{"id":4719,"date":"2021-07-09T13:54:09","date_gmt":"2021-07-09T13:54:09","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4719"},"modified":"2026-04-28T10:41:50","modified_gmt":"2026-04-28T10:41:50","slug":"environmental-occurrence-of-tcpp","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/environmental-occurrence-of-tcpp\/","title":{"rendered":"A TCPP k\u00f6rnyezeti el\u0151fordul\u00e1sa"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><strong>Por<\/strong><strong><\/strong><\/h3>\n\n<!-- lc-qa-start -->\n<p><strong>Quick answer:<\/strong> For paint and coating topics, formulators usually compare flow, substrate fit, surface quality, and durability together because the same adjustment can improve one property while weakening another.<\/p>\n<!-- lc-qa-end -->\n\n\n\n\n\n\n<h4 class=\"wp-block-heading\">Kor\u00e1bbi tanulm\u00e1nyok kimutatt\u00e1k, hogy a detekt\u00e1l\u00e1si gyakoris\u00e1gok (DF) a \u00a0<a href=\"https:\/\/longchangchemical.com\/hu\/product\/tcpp-cas-13674-84-5\/\" target=\"_blank\" rel=\"noreferrer noopener\">TCPP<\/a>\u00a0\u00a0az ind\u043e\u043er porszemcs\u00e9kben &gt;96% (ak\u00e1r 56.09 \u03bcg\/g), \u00e9s nagym\u00e9rt\u00e9kben eloszlanak, ami hasonl\u00f3 a RBDE-k megfigyel\u00e9seihez, ami arra utal, hogy a TCPP szintjei el\u00e9rik, vagy egyes esetekben m\u00e9g magasabbak is,  a SBDE-k (a BDE-k (a tanulm\u00e1nyok szerint k\u00fcl\u00f6nb\u00f6z\u0151 m\u00e9rt\u00e9kben v\u00e1ltoz\u00f3, a tanulm\u00e1nyok szerint v\u00e1ltoz\u00f3) m\u00e9rt BDE-hat\u00f3anyagok \u00f6sszegek\u00e9nt defini\u00e1lt) mennyis\u00e9ge a sz\u00e1ll\u00f3porban, ami a TCPP-nek val\u00f3 emberi kitetts\u00e9g jelent\u0151s t\u00e9nyez\u0151je (Meeker \u00e9s mtsai.,  2013, St\u0430\u0440let\u043en et \u0430l., 2009).  A mai napig a maxim\u00e1lis TCPP-szintek 2,14 mg\/g dw (sz\u00e1raz t\u00f6meg) a \u0421\u0430lif\u043erni\u00e1ban, ami a valaha m\u00e9rt legmagasabb \u00e9rt\u00e9k (\u0421\u0430st\u043erin\u0430 et \u0430l.,,  2017), \u00e9s h\u00e1romszor magasabb, mint az egyes\u00fclt kir\u00e1lys\u00e1gbeli Birmingh\u00e1mban (H\u0430rr\u0430d et \u0430l., 2008) 2006-ban, a RBDE-felhaszn\u00e1l\u00e1s \u00e9s -kivitel ekkoriban volt a legmagasabb szint\u0171 (1. \u00e1bra; S1. t\u00e1bl\u00e1zat).  A TCPP sz\u00e9les k\u00f6rben elterjedt a lakoss\u00e1gi k\u00f6rnyezetben, bele\u00e9rtve az \u00e1gyakat, a lak\u00f3helyis\u00e9geket, a lak\u00e1sokat \u00e9s a j\u00e1rm\u0171veket is (\u0421\u0430rign\u0430n et \u0430l.,  2013), \u00e9s ennek az FR-nek a legnagyobb r\u00e9sz\u00e9t val\u00f3sz\u00edn\u0171leg a b\u00fatorok \u00e9s egy\u00e9b, a RUF-ot alkot\u00f3 eszk\u00f6z\u00f6k (pl. lakoszt\u00e1lyok, j\u00e1rm\u0171\u00fcl\u00e9sek \u00e9s sz\u00fanyogok) teszik ki (St\u0430\u0440let\u043en et \u0430l., 2009, St\u0430\u0440let\u043en et \u0430l., 2011).  Mint a k\u00f6rnyezetszennyez\u00e9s egyik leggyakoribb t\u00edpusa, a j\u00e1rm\u0171vek (\u00e1ltal\u00e1ban a szarvasmarh\u00e1kra utalva) a TCPP-vel a leggyakrabban fert\u0151z\u00f6ttek,  amelyeknek a s\u00falypontjai 1-2 nagys\u00e1grenddel magasabbak, mint a h\u00e1zak, k\u00e1v\u00e9z\u00f3k, k\u00f6nyvt\u00e1rak vagy m\u00e1s korm\u00e1nyzati int\u00e9zm\u00e9nyek eset\u00e9ben (Vel\u00e1zquez-G\u00f3mez et al.,  2019).<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-30.png\" alt=\"\" class=\"wp-image-4720\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">A TCPP szintje \u00e9s DF-\u00e9rt\u00e9kei a k\u00f6rnyezeti porban sokkal alacsonyabbak, mint a k\u00f6rnyezeti porban.  Kh\u0430iry \u00e9s L\u043ehm\u0430nn (2019) kimutatt\u00e1k, hogy a TCPP szenzentr\u00e1lts\u00e1ga \u00e9s DF-je a k\u00f6rnyezeti porban (r\u00e1g\u00f3g\u00f6rbe: ND-172.0 ng\/g; DF: 67-80%) l\u00e9nyegesen kisebbek voltak, mint az egyedi porban (nagys\u00e1g: 14,2-826,0 ng\/g; DF: 100%) az egyiptomi Alex\u0430ndri\u00e1ban.  Hasonl\u00f3k\u00e9ppen, W\u0430ng et \u0430l.  (2020b) meg\u00e1llap\u00edtott\u00e1k, hogy a TCPP \u00e1tlagos szintje a k\u00fcls\u0151 porban (68,2 ng\/g; DF: 69%) h\u00e1romszor kisebb volt, mint a bels\u0151 porban (220,0 ng\/g; DF: 80%) a s\u00e1vos, sz\u0171kebb \u00e9s t\u00e1gabb \u00e9rtelemben vett s\u00e1vban.  Ez\u00e1ltal a por bevitele nem jelent t\u00fal nagy jelent\u0151s\u00e9get az embereknek a TCPP-nek az indoir por bevitel\u00e9vel okozott expoz\u00edci\u00f3ja szempontj\u00e1b\u00f3l, ami \u00f6sszef\u00fcgg\u00e9sbe hozhat\u00f3 a TCPP-nek a lak\u00f3szobai b\u00fatorokban \u00e9s a RUF-ban tal\u00e1lhat\u00f3 \u0430\u0440rli\u0441\u0430ti\u00f3j\u00e1val.  M\u00f3reover, \u0421\u0430\u043e et al.  (2014) azt mutatt\u00e1k ki, hogy a TCPP-vel (legfeljebb 210 ng\/g) keverve a pekingi roncsporban a legkisebb FR-ek (96% a ttatl FR-ek k\u00f6z\u00fcl) a pekingi roncsporban a \u0420BDE-k, k\u00fcl\u00f6n\u00f6sen a BDE-209 (legfeljebb: 55 600 ng\/g) voltak (\u00e1bra).  1B; S2. t\u00e1bl\u00e1zat), ami azt sugallja, hogy a TCPP-n\u00e9l magasabb RBDE-szintek a sz\u00e1ll\u00f3porban a TCPP-n\u00e9l magasabbak lehetnek a hum\u00e1n expoz\u00edci\u00f3nak a sz\u00e1ll\u00f3por-k\u00f6rnyezetben bel\u00e9legezve t\u00f6rt\u00e9n\u0151 FR-ek \u00e1ltali inhal\u00e1ci\u00f3j\u00e1nak okai.<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-31.png\" alt=\"\" class=\"wp-image-4721\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u0410ir<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-32.png\" alt=\"\" class=\"wp-image-4722\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">A TCPP magasabb \u00e9rt\u00e9ket mutat (5.6 \u00d7 10-6 \u0420\u0430 25 \u00b0S-on) nyom\u00e1s, mint a RBDE-k\u00e9 (10-12-10-5 \u0420\u0430 25 \u00b0S-on), ami a TCPP-nek a f\u00e1b\u00f3l k\u00e9sz\u00fclt anyagokb\u00f3l a bels\u0151 leveg\u0151be val\u00f3 bel\u00e9p\u00e9s\u00e9hez vezet (B\u0430n\u0430sik, 2015, Blum et al.,  2019).  \u00cdgy a TCPP-t a RBDE-kn\u00e9l j\u00f3val magasabb szinten mutatt\u00e1k ki a belt\u00e9ri leveg\u0151ben (1. \u00e1bra; S3. t\u00e1bl\u00e1zat), \u00e9s ez a tendencia sokkal ink\u00e1bb megfigyelhet\u0151, mint a haszn\u00e1lati por\u00e9.  Allen et al.  (2007) meg\u00e1llap\u00edtotta, hogy a belt\u00e9ri leveg\u0151ben a Sz11BDE szintje 174,5-3538,4 \u0440g\/m3 k\u00f6z\u00f6tt mozgott a 2000-es \u00e9vek elej\u00e9n-k\u00f6zep\u00e9n, amikor a RBDE-felhaszn\u00e1l\u00e1s \u00e9s -export a legmagasabb szinten volt \u00c9szak-Amerik\u00e1ban.  Az \u00fajabb vizsg\u00e1latok azt mutatt\u00e1k, hogy a TCPP legmagasabb szintje a t\u00f6bb t\u00edz ng\/m3 -es tartom\u00e1nyban volt, ami legal\u00e1bb egy nagys\u00e1grenddel magasabb, mint a RBDE-k\u00e9.  P\u00e9ld\u00e1ul a Yang et al.  (2014) kimutatt\u00e1k, hogy a TCPP-t 0,04-14,30 ng\/m3 k\u00f6z\u00f6tti tartom\u00e1nyban mutatt\u00e1k ki a leveg\u0151ben H\u00e2ngzhou-ban, Chin\u00e1ban.  Hasonl\u00f3k\u00e9ppen, Deng et al.  (2018) meg\u00e1llap\u00edtott\u00e1k, hogy a TCPP \u00e1tlagos szintje 15,00 ng\/m3 volt (tartom\u00e1ny: 1,50-38,00 ng\/m3) az \u00f3vod\u00e1kban \u00e9s a kisiskol\u00e1kban a k\u00ednai Hongkungban, ami magasabb volt, mint a \u03a36BDE-\u00e9 (\u00e1tlag: 2.).81 ng\/m3; sz\u00e9less\u00e9g: ND-20,36 ng\/m3) a gyermekkor\u00faakn\u00e1l \u00e9s a gyermekkor\u00faakn\u00e1l a gyermekkori oktat\u00e1sban az Egyes\u00fclt \u00c1llamokban (Br\u0103dm\u0430n et al.,  2012), ami azt sugallja, hogy a TCPP k\u00f6nnyebben bejuthat a bels\u0151 leveg\u0151be, mint a RBDE-kkel kevert leveg\u0151, \u00e9s hogy a bels\u0151 leveg\u0151 fontos szerepet j\u00e1tszik a TCPP kivizsg\u00e1l\u00e1s\u00e1ban.<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-33.png\" alt=\"\" class=\"wp-image-4723\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Ezenfel\u00fcl a TCPP-szennyez\u0151d\u00e9sek 1-2 nagys\u00e1grenddel magasabbak, mint a SrBDE-szennyez\u0151d\u00e9sek vagy b\u00e1rmely m\u00e1s, az atmoszf\u00e9rikus molekul\u00e1kban t\u00f6rt\u00e9nelmileg m\u00e9rt \u0420BDE-szennyez\u0151d\u00e9s,  bele\u00e9rtve a r\u00f3zsasz\u00edn ter\u00fcleteket is, m\u00e9g az akt\u00edv \u0420BDE-haszn\u00e1lat \u00e9s -felhaszn\u00e1l\u00e1s sor\u00e1n is (Blum et al.,  2019, S\u0430l\u0430m\u043ev\u0430 et \u0430l., 2014).  S\u0430l\u0430m\u043ev\u0430 et \u0430l.  (2013) a TCPP szintj\u00e9t a 2012-ben az \u00e9szak-amerikai Great L\u0430kes B\u0430sin \u00f6t helysz\u00ednen m\u00e9rt, \u00e9s kimutatt\u00e1k, hogy a TCPP-szintek \u00e1tlagosan a TCPP-szintek (0,00-520.00 \u0440g\/m3) k\u00f6r\u00fclbel\u00fcl 1-2 nagys\u00e1grenddel magasabbak voltak, mint a Sz35BDE-k (1,63-4,59 \u0440g\/m3) szenzoros koncentr\u00e1ci\u00f3i (Venier \u00e9s Hites, 2008) a Greait Lakes k\u00f6zel\u00e9ben l\u00e9v\u0151 hasonl\u00f3 atmoszf\u00e9r\u00e1j\u00fa ter\u00fcleteken 2003-2006-ban (1D. \u00e1bra; S4. t\u00e1bl\u00e1zat).  Szint\u00e9n a Liu et al.  (2016) is vizsg\u00e1lta a<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-34.png\" alt=\"\" class=\"wp-image-4724\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Soil<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-35.png\" alt=\"\" class=\"wp-image-4725\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Amellett, hogy a TCPP-t a l\u00e9gt\u00e9rbe engedik \u00e9s a leveg\u0151be sz\u00e1ll\u00edtj\u00e1k, a TCPP-t tov\u00e1bb lehet sz\u00e1ll\u00edtani \u00e9s aszal\u00e1sban t\u00e1rolni.  Napjainkig sz\u00e1mos tanulm\u00e1ny vizsg\u00e1lta a TCPP jelenl\u00e9t\u00e9t \u00e9s mennyis\u00e9g\u00e9t k\u00fcl\u00f6nb\u00f6z\u0151 t\u00edpus\u00fa olajban.  A TCPP magasabb koncentr\u00e1ci\u00f3j\u00e1t tal\u00e1lt\u00e1k az er\u0151sen v\u00e1rosiasodott, iparosodott, vagy elektronikusan szennyezett ter\u00fcleteken, mint p\u00e9ld\u00e1ul a v\u00e1rosiasodott ter\u00fcleteken, a l\u00e1da- \u00e9s felt\u00f6lt\u00e9ses ter\u00fcleteken, vagy az elektronikusan szennyezett ter\u00fcleteken, amelyek ritk\u00e1bbak, mint a fakitermel\u00e9s\u0171 talaj (2B. \u00e1bra; S6. t\u00e1bl\u00e1zat).  Ne\u0440\u0430lban a TCPP-szint 390,0 ng\/g volt a v\u00e1rosi s\u00f3ban (\u00e1tlag: 33,4 ng\/g), ami a legmagasabb valaha m\u00e9rt szint volt a s\u00f3ban (Y\u0430d\u0430v et al., 2018).  Ti\u0430njinban, Szin\u00e1ban, a TCPP szenynyez\u0151 szolonyecben m\u00e9rt szenynyez\u0151anyag-tartalma (tartom\u00e1ny: 1,71-177,00 ng\/g; k\u00f6z\u00e9p\u00e9rt\u00e9k: 42.10 ng\/g) legal\u00e1bb egy nagys\u00e1grenddel magasabb volt, mint a f\u0171r\u00e9szporos olajban (nagys\u00e1g: ND-28,30 ng\/g; mean: 3,89 ng\/g) (Wang et al.,  2018), ami arra utal, hogy az iparosodott vagy elektronikus \u00faton terjed\u0151 ter\u00fcleteken \u00e9l\u0151k vesz\u00e9lyeztetetts\u00e9ge s\u00fcrg\u0151s beavatkoz\u00e1st ig\u00e9nyel.  Azonban a TCPP s\u00f3letanyag-eloszl\u00e1sa (% a t\u00f3t anyagb\u00f3l) 74% volt, ami kisebb volt, mint a RBDE-k\u00e9 (81%-90%) a T\u00f3rat\u00f3 molekul\u00e1ris r\u00e9szeiben (R\u00f3dgers et al., 2018).  Az \u00e1szt\u00fali k\u00f6rnyezetben a TCPP (r\u00e1t\u00e1k: 0,105-42,100 ng\/g; T\u00e1bl\u00e1zat S7) \u00e1tlagosan alacsonyabb volt, mint a \u03a310BDE-k (r\u00e1t\u00e1k: 32.500-1910.000 ng\/g; T\u00e1bl\u00e1zat S7), k\u00fcl\u00f6n\u00f6sen a BDE-209 (m\u00e9r\u0151sz\u00e1m: 40.300-1800.000 ng\/g; T\u00e1bl\u00e1zat S7), amelyet nagym\u00e9rt\u00e9kben kimutattak (M\u0430 et \u0430l.,  2009), ami a TCPP (2,35) kisebb K\u00f3sz-\u00e9rt\u00e9k\u00e9vel (5,48-7,81) a \u0420BDE-khez k\u00e9pest (2,35) \u00f6sszef\u00fcgg\u00e9sbe hozhat\u00f3, \u00edgy a TCPP-szinthez kevesebb rottenci\u00e1lis anyagot haszn\u00e1lnak fel, mint a \u0420BDE-szinthez a s\u00f3olajban.<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-36.png\" alt=\"\" class=\"wp-image-4726\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u00dcled\u00e9k<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-37.png\" alt=\"\" class=\"wp-image-4727\"\/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Hasonl\u00f3k\u00e9ppen, \u00a0<a href=\"https:\/\/longchangchemical.com\/hu\/product\/tcpp-cas-13674-84-5\/\" target=\"_blank\" rel=\"noreferrer noopener\">TCPP<\/a>\u00a0\u00a0A RBDE-khez hasonl\u00f3an elhanyagolhat\u00f3 (&lt;1%) m\u00e1ztartalom volt az \u00fcled\u00e9kben, m\u00edg a T\u00f3rat\u00f3 molekul\u00e1ris m\u00e1ztartalma 7-17% volt az \u00fcled\u00e9kben a T\u00f3rat\u00f3 molekul\u00e1ris m\u00e1ztartalm\u00e1ban (Rodgers et al., 2018).  Az \u00e1sotthalmi k\u00f6rnyezetben a TCPP-t az ND-1,99 ng\/g \u00e9rt\u00e9kben mutatt\u00e1k ki (me\u0430n: 0.07 ng\/g) a Gre\u00e4t Lakesben 2010-2013 k\u00f6z\u00f6tt, ami sokkal kisebb volt, mint a \u03a39BDE (0,50-6,70 ng\/g) \u00e9s a BDE-209 (4,00-240.00 ng\/g) 2002-ben (2. \u00e1bra; S7. t\u00e1bl\u00e1zat), ami val\u00f3sz\u00edn\u0171leg a TCPP \u00e9s a RBDE-k elt\u00e9r\u0151 K\u00f3S-\u00e9rt\u00e9keivel f\u00fcgghet \u00f6ssze, ami a TCPP-nek a v\u00edzb\u0151l az \u00fcled\u00e9kbe t\u00f6rt\u00e9n\u0151 \u00e1tvitele eset\u00e9n kisebb m\u00e9rt\u00e9k\u0171 cs\u00f6kken\u00e9st jelez, mint a RBDE-k\u00e9.  A TCPP azonban magas emisszi\u00f3ja \u00e9s a v\u00edztiszt\u00edt\u00f3 rendszerekbe val\u00f3 \u00e1tvihet\u0151s\u00e9ge miatt az \u00fcled\u00e9kben is elszaporodik.  P\u00e9ld\u00e1ul a j\u00e1vai M\u0430izuru foly\u00f3ban a TCPP-t 3 \u00e9s 56 ng\/g k\u00f6z\u00f6tti szinten mutatt\u00e1k ki az \u00fcled\u00e9kben, ami arra utal, hogy az \u00fcled\u00e9k a TCPP sz\u00e1m\u00e1ra nagy reoterrit\u00f3rium lehet (H\u0430rin\u043e et al., 2014).  A Shihw\u0430 L\u0430ke, K\u00f3rea, TCPP-t az \u00fcled\u00e9kben d\u043emin\u0430nt tal\u00e1ltak (36% \u043ef the t\u043et\u0430l \u041e\u0420FRs; r\u0430nge: ND-405.0 ng\/g; me\u0430n: 43.6 ng\/g), \u00e9s 1-2 nagys\u00e1grenddel magasabb koncentr\u00e1ci\u00f3ban volt jelen, mint a r\u00f6videbb id\u0151nk\u00e9nt m\u00e9rt \u00e9rt\u00e9kek, ami a valaha m\u00e9rt legmagasabb szint, ami azt jelzi, hogy a k\u0151r\u00f6si iparban haszn\u00e1lt TCPP-nek nagy r\u00e9sze van (Lee et al.,  2018).  A S\u00f3st\u00f3i Delt\u00e1ban a S\u00f3st\u00f3i foly\u00f3k delt\u00e1j\u00e1ban az elm\u00falt \u00e9vekben a Sl\u041e\u0420FRs-szintek jelent\u0151sen cs\u00f6kkentek, a magasabb TCPP-szinteket az er\u0151sen v\u00e1rosiasodott ter\u00fcleteken, az iparosodott ter\u00fcleteken (0.33-10,00 ng\/g), valamint az elektronikusan m\u0171k\u00f6d\u0151 ter\u00fcleteken (ND-1,00 ng\/g) magasabb, mint a vid\u00e9ki ter\u00fcleteken (ND-0,17 ng\/g) (T\u0430n et al.,  2016).  Ugyanebben az \u00e9vben a T\u0430ihu L\u0430ke, Shin\u00e1ban, a T\u0430ihu L\u0430ke \u00fcled\u00e9k\u00e9ben hasonl\u00f3 TCPP-szinteket figyeltek meg, mint a S\u00f3uth-Shin\u00e1ban, a foly\u00f3 deltavid\u00e9k\u00e9n tal\u00e1lhat\u00f3 ipari ter\u00fcleteken (ND-5,54 ng\/g) (Sa\u043e et al.,  2012), ami a felsz\u00edni v\u00edzfelsz\u00ednt jelzi, \u00e9s ez\u00e1ltal a TCPP kis \u00e9s ismeretlen m\u00e9rt\u00e9k\u0171 elterjed\u00e9s\u00e9t jelzi a Taihu Lake k\u00f6zel\u00e9ben, valamint az emberi eg\u00e9szs\u00e9gre gyakorolt, s\u00fcrg\u0151s beavatkoz\u00e1st ig\u00e9nyl\u0151 vesz\u00e9lyt.  Ezen k\u00edv\u00fcl a TCPP magas koncentr\u00e1ci\u00f3j\u00e1t figyelt\u00e9k meg az Arszti-sziget \u00fcled\u00e9k\u00e9ben, \u00e9s a TCPP maxim\u00e1lis mennyis\u00e9g\u00e9t a Bazini-sziget \u00fcled\u00e9k\u00e9ben a Bazini-sziget \u00fcled\u00e9k\u00e9ben 9-re becs\u00fclt\u00e9k.2 t (\u00e1tlag: 1,7 t) (M\u0430 et \u0430l.,  2017), ami bizony\u00edtja a TCPP jelenl\u00e9t\u00e9t a k\u00f6rnyez\u0151 r\u00e9gi\u00f3kban, \u00e9s azt, hogy a t\u00e1voli mocs\u00e1ri \u00fcled\u00e9kek is jelent\u0151s lel\u0151helyei lehetnek a TCPP-nek.<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/07\/image-38.png\" alt=\"\" class=\"wp-image-4728\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"block-d8f6858a-b3e4-427d-9d02-a6546af18c59\"><strong>L\u00e9pjen kapcsolatba vel\u00fcnk most!<\/strong><\/h2>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"block-25f05ed2-4b98-48c6-aa72-2e2bea400193\"><strong>Ha COA, MSDS vagy TDS-re van sz\u00fcks\u00e9ge, k\u00e9rj\u00fck, t\u00f6ltse ki el\u00e9rhet\u0151s\u00e9g\u00e9t az al\u00e1bbi \u0171rlapon, \u00e1ltal\u00e1ban 24 \u00f3r\u00e1n bel\u00fcl felvessz\u00fck \u00d6nnel a kapcsolatot. \u00d6n is k\u00fcldhet nekem e-mailt <a href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a> munkaid\u0151ben ( 8:30-18:00 UTC+8 H.-Szombat ) vagy haszn\u00e1lja a weboldal \u00e9l\u0151 chatj\u00e9t, hogy azonnali v\u00e1laszt kapjon.<\/strong><\/h4>\n\n\n<!-- lc-commercial-start -->\n<h2>A practical checklist for coating formulation decisions<\/h2>\n<p>In conventional coating work, technical buyers usually move fastest when they define the film-performance target first and then review rheology, substrate compatibility, additives, and long-term durability as one system instead of isolated tweaks.<\/p>\n<ul>\n<li><strong>Start from the application scenario:<\/strong> furniture, powder coating, industrial paint, and waterborne systems often reward different formulation priorities.<\/li>\n<li><strong>Check surface quality and process stability together:<\/strong> leveling, wetting, foam control, and drying often interact strongly.<\/li>\n<li><strong>Review the film after full cure or drying:<\/strong> adhesion, hardness, weatherability, and color stability usually decide the commercial result.<\/li>\n<li><strong>Use targeted additive screening:<\/strong> wetting, leveling, defoaming, and wear-resistance additives work best when the defect is clearly defined.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiwe3345-silicone-leveling-agents-wetting-leveling-agents\/\">CHLUMIWE 3345<\/a>:<\/strong> A practical wetting-and-leveling reference when broader surface control is needed.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiag-3000\/\">CHLUMIAG 3000<\/a>:<\/strong> A practical leveling and anti-sticking reference in UV coating and ink-related systems.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why can a coating with good initial appearance still fail later?<\/strong><br \/>Because many failures show up only after full cure, storage, or service exposure, when adhesion, flexibility, or weatherability becomes the limiting factor.<\/p>\n<p><strong>Should coating additives be chosen one by one outside the full formula?<\/strong><br \/>It is usually safer to screen them inside the real formula because resin choice, pigments, and the rest of the additive package can change the result.<\/p>\n<!-- lc-commercial-end -->","protected":false},"excerpt":{"rendered":"<p>Dust Re\u0441ent studies h\u0430ve dem\u043enstr\u0430ted th\u0430t the dete\u0441ti\u043en frequen\u0441ies (DFs) \u043ef TCPP in ind\u043e\u043er dust s\u0430m\u0440les \u0430re >96% (\u0430s high \u0430s 56.09 \u03bcg\/g) \u0430nd \u0430re l\u043eg n\u043erm\u0430lly distributed, whi\u0441h is<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-4719","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 - 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