{"id":5430,"date":"2022-08-02T13:35:03","date_gmt":"2022-08-02T13:35:03","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5430"},"modified":"2026-04-28T10:42:05","modified_gmt":"2026-04-28T10:42:05","slug":"basic-theory-of-surfactants-2","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/basic-theory-of-surfactants-2\/","title":{"rendered":"A fel\u00fcletakt\u00edv anyagok alapelm\u00e9lete (2)"},"content":{"rendered":"<h1>A fel\u00fcletakt\u00edv anyagok alapelm\u00e9lete (2)<\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> For wetting, leveling, defoaming, and dispersing topics, formulators usually compare performance and side effects together because over-correcting one surface issue can easily create another.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>A hab fontos szerepet j\u00e1tszik a mos\u00e1si folyamatban. A hab a folyad\u00e9kban vagy szil\u00e1rd anyagban diszperg\u00e1lt g\u00e1z diszperzi\u00f3s rendszere, ahol a g\u00e1z a diszperg\u00e1lt f\u00e1zis \u00e9s a folyad\u00e9k vagy szil\u00e1rd anyag a diszperg\u00e1l\u00f3 k\u00f6zeg, az el\u0151bbit foly\u00e9kony habnak, m\u00edg az ut\u00f3bbit szil\u00e1rd habnak nevezik, mint p\u00e9ld\u00e1ul hab, hab\u00fcveg, habcement stb.<\/p>\n<p>I. A habk\u00e9pz\u0151d\u00e9s. Az itt t\u00e1rgyalt hab a bubor\u00e9kok folyad\u00e9kfilmmel elv\u00e1lasztott aggreg\u00e1tumaira utal. Ez a hab a diszperg\u00e1lt f\u00e1zis (g\u00e1z) \u00e9s a diszperg\u00e1lt k\u00f6zeg (folyad\u00e9k) k\u00f6z\u00f6tti nagy s\u0171r\u0171s\u00e9gk\u00fcl\u00f6nbs\u00e9gnek, valamint a folyad\u00e9k alacsony viszkozit\u00e1s\u00e1nak k\u00f6sz\u00f6nhet\u0151, \u00edgy a bubor\u00e9kok mindig gyorsan fel tudnak emelkedni a folyad\u00e9k felsz\u00edn\u00e9re. A habk\u00e9pz\u0151d\u00e9s folyamata az, hogy nagy mennyis\u00e9g\u0171 g\u00e1zt juttatunk a folyad\u00e9kba, a bubor\u00e9kok a folyad\u00e9kban \u00e9s gyorsan visszat\u00e9rnek a folyad\u00e9k fel\u00fclet\u00e9re, a bubor\u00e9kaggreg\u00e1tumok kialakul\u00e1sa kis mennyis\u00e9g\u0171 folyad\u00e9kg\u00e1z \u00e1ltal elv\u00e1lasztva.<\/p>\n<p>Hab form\u00e1j\u00e1ban k\u00e9t jelent\u0151s jellemz\u0151je van: Ez az\u00e9rt van, mert a bubor\u00e9k metsz\u00e9spontja, van egy tendencia, hogy v\u00e9kony a folyad\u00e9kfilm, hogy a bubor\u00e9k lesz poli\u00e9deres, amikor a folyad\u00e9kfilm v\u00e9kony lesz egy bizonyos m\u00e9rt\u00e9kig, ez vezet a szakad\u00e1s a bubor\u00e9k; M\u00e1sodszor, a tiszta folyad\u00e9k nem k\u00e9pezhet stabil habot, a folyad\u00e9k k\u00e9pezhet habot, legal\u00e1bb k\u00e9t vagy t\u00f6bb komponens. A fel\u00fcletakt\u00edv anyag vizes oldata tipikus rendszer, amely k\u00f6nnyen habot hoz l\u00e9tre, \u00e9s a habk\u00e9pess\u00e9g m\u00e1s tulajdons\u00e1gokkal is \u00f6sszef\u00fcgg.<\/p>\n<p>A j\u00f3 habk\u00e9pz\u0151 k\u00e9pess\u00e9ggel rendelkez\u0151 fel\u00fcletakt\u00edv anyagokat habk\u00e9pz\u0151knek nevezz\u00fck. B\u00e1r a habk\u00e9pz\u0151 szer j\u00f3 habk\u00e9pz\u0151 k\u00e9pess\u00e9ggel rendelkezik, a k\u00e9pz\u0151d\u00f6tt hab nem felt\u00e9tlen\u00fcl marad meg hosszabb ideig, azaz a stabilit\u00e1sa nem felt\u00e9tlen\u00fcl j\u00f3. A hab stabilit\u00e1s\u00e1nak fenntart\u00e1sa \u00e9rdek\u00e9ben gyakran a habk\u00e9pz\u0151 anyaghoz adva n\u00f6velhetik a habk\u00e9pz\u0151 anyagok stabilit\u00e1s\u00e1t, az ilyen anyagokat stabiliz\u00e1toroknak nevezik, az \u00e1ltal\u00e1nosan haszn\u00e1lt stabiliz\u00e1torok a lauroil-dietanolamin \u00e9s a dodecil-dimetilamin-oxid.<\/p>\n<p>M\u00e1sodszor, a hab stabilit\u00e1sa. A hab egy termodinamikailag instabil rendszer, a v\u00e9gs\u0151 tendencia a bubor\u00e9k felszakad\u00e1sa, miut\u00e1n a rendszerben l\u00e9v\u0151 folyad\u00e9k teljes fel\u00fclete cs\u00f6kken, a szabad energia cs\u00f6kken. A habmentes\u00edt\u0151 folyamat a folyad\u00e9kfilm elv\u00e1lasztja a g\u00e1zt a vastagt\u00f3l a v\u00e9konyig, eg\u00e9szen a szakad\u00e1s folyamat\u00e1ig. Ez\u00e9rt a hab stabilit\u00e1s\u00e1nak m\u00e9rt\u00e9k\u00e9t els\u0151sorban a folyad\u00e9kkis\u00fcl\u00e9s sebess\u00e9ge \u00e9s a folyad\u00e9kfilm szil\u00e1rds\u00e1ga hat\u00e1rozza meg. Befoly\u00e1sol\u00f3 t\u00e9nyez\u0151i a k\u00f6vetkez\u0151k is.<\/p>\n<p>1\u3001 Fel\u00fcleti fesz\u00fclts\u00e9g. Energetikai szempontb\u00f3l az alacsony fel\u00fcleti fesz\u00fclts\u00e9g kedvez\u0151bb a habk\u00e9pz\u0151d\u00e9shez, de nem garant\u00e1lja a hab stabilit\u00e1s\u00e1t. A fel\u00fcleti fesz\u00fclts\u00e9g alacsony, a nyom\u00e1sk\u00fcl\u00f6nbs\u00e9g kicsi, a ki\u00e1raml\u00e1si sebess\u00e9g lassabb\u00e1 v\u00e1lik, a folyad\u00e9kfilm lassabban v\u00e9konyodik, ami el\u0151seg\u00edti a hab stabilit\u00e1s\u00e1t.<\/p>\n<p>2\u3001Fel\u00fcleti viszkozit\u00e1s. A hab stabilit\u00e1s\u00e1nak meghat\u00e1roz\u00e1s\u00e1hoz kulcsfontoss\u00e1g\u00fa t\u00e9nyez\u0151 a folyad\u00e9kfilm szil\u00e1rds\u00e1ga, a folyad\u00e9kfilm szil\u00e1rds\u00e1g\u00e1t pedig els\u0151sorban a fel\u00fcleti adszorpci\u00f3s film szil\u00e1rds\u00e1ga hat\u00e1rozza meg, amelyet a fel\u00fcleti viszkozit\u00e1ssal m\u00e9r\u00fcnk. A nagyobb fel\u00fcleti viszkozit\u00e1s\u00fa oldat \u00e1ltal l\u00e9trehozott hab hosszabb \u00e9lettartam\u00fa. Ennek oka, hogy a fel\u00fcleti adszorpci\u00f3s molekul\u00e1k k\u00f6z\u00f6tti k\u00f6lcs\u00f6nhat\u00e1s a filmszil\u00e1rds\u00e1g n\u00f6veked\u00e9s\u00e9hez vezet, ez\u00e1ltal a hab \u00e9lettartama megn\u0151.<\/p>\n<p>3\u3001Az oldat viszkozit\u00e1sa. Ha maga a folyad\u00e9k viszkozit\u00e1sa n\u0151, a folyad\u00e9k a folyad\u00e9kfilmben nem k\u00f6nnyen \u00fcr\u00fcl ki, a folyad\u00e9kfilm vastags\u00e1ga lassabban v\u00e9konyodik, lass\u00edtja a filmszakad\u00e1s idej\u00e9t, n\u00f6veli a hab stabilit\u00e1s\u00e1t.<\/p>\n<p>4\u3001A fel\u00fcleti fesz\u00fclts\u00e9g \"jav\u00edt\u00f3\" hat\u00e1sa. A fel\u00fcletakt\u00edv anyag adszorbe\u00e1l\u00f3dik a folyad\u00e9kfilm fel\u00fclet\u00e9n, a k\u00e9pess\u00e9g, hogy ellen\u00e1lljon a folyad\u00e9kfilm fel\u00fclet\u00e9nek t\u00e1gul\u00e1s\u00e1nak vagy \u00f6sszeh\u00faz\u00f3d\u00e1s\u00e1nak, ezt a k\u00e9pess\u00e9get nevezik jav\u00edt\u00f3 hat\u00e1snak. Mivel a folyad\u00e9kfilm fel\u00fclet\u00e9n adszorbe\u00e1lt fel\u00fcletakt\u00edv anyag van, a fel\u00fclet\u00e9nek kiterjed\u00e9se cs\u00f6kkenti az adszorbe\u00e1lt molekul\u00e1k koncentr\u00e1ci\u00f3j\u00e1t a fel\u00fcleten, \u00e9s n\u00f6veli a fel\u00fcleti fesz\u00fclts\u00e9get. A fel\u00fclet tov\u00e1bbi t\u00e1gul\u00e1sa nagyobb munk\u00e1t ig\u00e9nyel. Ezzel szemben a fel\u00fclet \u00f6sszeh\u00faz\u00f3d\u00e1sa n\u00f6veli a fel\u00fcleti adszorpci\u00f3s molekul\u00e1k koncentr\u00e1ci\u00f3j\u00e1t, azaz cs\u00f6kkenti a fel\u00fcleti fesz\u00fclts\u00e9get, ami nem kedvez a tov\u00e1bbi \u00f6sszeh\u00faz\u00f3d\u00e1snak.<\/p>\n<p>5, a g\u00e1z diff\u00fazi\u00f3ja a folyad\u00e9kfilmben. A kapill\u00e1ris nyom\u00e1s megl\u00e9te miatt a habban l\u00e9v\u0151 kis bubor\u00e9k nyom\u00e1sa nagyobb, mint a nagy bubor\u00e9k nyom\u00e1sa, ami a kis bubor\u00e9kban l\u00e9v\u0151 g\u00e1z diff\u00fazi\u00f3j\u00e1t okozza a folyad\u00e9kr\u00e9tegen kereszt\u00fcl az alacsony nyom\u00e1s\u00fa nagy bubor\u00e9kba, ami a kis bubor\u00e9k kisebb\u00e9 v\u00e1l\u00e1s\u00e1nak \u00e9s a nagy bubor\u00e9k nagyobb\u00e1 v\u00e1l\u00e1s\u00e1nak jelens\u00e9g\u00e9t, \u00e9s v\u00e9g\u00fcl a hab szakad\u00e1s\u00e1t eredm\u00e9nyezi. Ha fel\u00fcletakt\u00edv anyagot adunk hozz\u00e1, a hab egyenletes \u00e9s finom lesz, \u00e9s nem k\u00f6nny\u0171 habmentes\u00edteni. Mivel a fel\u00fcletakt\u00edv anyag szorosan elrendez\u0151dik a folyad\u00e9kfilmre, nehezen l\u00e9legzik, \u00e9s a hab stabilabb.<\/p>\n<p>6\u3001A fel\u00fcleti t\u00f6lt\u00e9s hat\u00e1sa. Ha a habos\u00edtott folyad\u00e9kfilm azonos jelk\u00e9pes t\u00f6lt\u00e9ssel rendelkezik, a folyad\u00e9kfilm k\u00e9t fel\u00fclete tasz\u00edtja egym\u00e1st, megakad\u00e1lyozva a folyad\u00e9kfilm elv\u00e9konyod\u00e1s\u00e1t vagy ak\u00e1r megsemmis\u00fcl\u00e9s\u00e9t. Az ionos fel\u00fcletakt\u00edv anyagok j\u00e1tszhatj\u00e1k ezt a stabiliz\u00e1l\u00f3 szerepet.<\/p>\n<p>Harmadszor, a hab megsemmis\u00edt\u00e9se. A hab megsemmis\u00edt\u00e9s\u00e9nek alapelve a habk\u00e9pz\u0151d\u00e9s felt\u00e9teleinek megv\u00e1ltoztat\u00e1sa vagy a hab stabiliz\u00e1l\u00f3 t\u00e9nyez\u0151inek megsz\u00fcntet\u00e9se, k\u00e9tf\u00e9le fizikai \u00e9s k\u00e9miai habtelen\u00edt\u00e9si m\u00f3dszer l\u00e9tezik. A fizikai habtelen\u00edt\u00e9s a haboldat k\u00e9miai \u00f6sszet\u00e9tel\u00e9nek fenntart\u00e1sa a habk\u00e9pz\u0151d\u00e9s k\u00f6r\u00fclm\u00e9nyeinek megv\u00e1ltoztat\u00e1sa mellett, p\u00e9ld\u00e1ul a k\u00fcls\u0151 zavar\u00e1s, a h\u0151m\u00e9rs\u00e9klet- vagy nyom\u00e1sv\u00e1ltoz\u00e1sok \u00e9s az ultrahangos kezel\u00e9s hat\u00e9kony fizikai m\u00f3dszerek a hab megsz\u00fcntet\u00e9s\u00e9re. A k\u00e9miai habtelen\u00edt\u00e9si m\u00f3dszer bizonyos anyagok \u00e9s habk\u00e9pz\u0151 szerek hozz\u00e1ad\u00e1sa a habban l\u00e9v\u0151 foly\u00e9kony film szil\u00e1rds\u00e1g\u00e1nak cs\u00f6kkent\u00e9se \u00e9s ez\u00e1ltal a hab stabilit\u00e1s\u00e1nak cs\u00f6kkent\u00e9se a habtelen\u00edt\u00e9s c\u00e9lj\u00e1nak el\u00e9r\u00e9se \u00e9rdek\u00e9ben, az ilyen anyagokat habtelen\u00edt\u0151knek nevezik. A legt\u00f6bb habz\u00e1sg\u00e1tl\u00f3 fel\u00fcletakt\u00edv anyag. Ez\u00e9rt a habz\u00e1sg\u00e1tl\u00e1s hat\u00e1smechanizmusa szerint a habz\u00e1sg\u00e1tl\u00f3nak er\u0151s fel\u00fcleti fesz\u00fclts\u00e9gcs\u00f6kkent\u0151 k\u00e9pess\u00e9ggel kell rendelkeznie, k\u00f6nnyen adszorbe\u00e1l\u00f3dnia kell a fel\u00fcleten, \u00e9s a fel\u00fcleti adszorpci\u00f3s molekul\u00e1ris k\u00f6lcs\u00f6nhat\u00e1s gyenge, az adszorpci\u00f3s molekul\u00e1k laz\u00e1bb szerkezetbe rendez\u0151dnek.<\/p>\n<p>A habz\u00e1sg\u00e1tl\u00f3knak k\u00fcl\u00f6nb\u00f6z\u0151 t\u00edpusai vannak, de alapvet\u0151en mind nemionos tenzidek. A nem ionos tenzidek habz\u00e1sg\u00e1tl\u00f3 tulajdons\u00e1gai a felh\u0151pont k\u00f6zel\u00e9ben vagy a felh\u0151pont felett vannak, \u00e9s gyakran haszn\u00e1lj\u00e1k \u0151ket habz\u00e1sg\u00e1tl\u00f3k\u00e9nt. Az alkoholok, k\u00fcl\u00f6n\u00f6sen az el\u00e1gaz\u00f3 szerkezet\u0171 alkoholok, a zs\u00edrsavak \u00e9s zs\u00edrsav\u00e9szterek, a poliamidok, a foszf\u00e1t\u00e9szterek, a szilikonolaj stb. szint\u00e9n \u00e1ltal\u00e1ban kiv\u00e1l\u00f3 habz\u00e1sg\u00e1tl\u00f3k\u00e9nt haszn\u00e1latosak.<\/p>\n<p>Negyedszer, a hab \u00e9s a mos\u00e1s. A hab \u00e9s a mos\u00e1si hat\u00e1s k\u00f6z\u00f6tt nincs k\u00f6zvetlen kapcsolat, \u00e9s a hab mennyis\u00e9ge nem jelzi a j\u00f3 vagy rossz mos\u00e1si hat\u00e1st. P\u00e9ld\u00e1ul a nem ionos tenzidek habz\u00e1si teljes\u00edtm\u00e9nye messze elmarad a szappan\u00e9t\u00f3l, de a mos\u00f3erej\u00fck sokkal jobb, mint a szappan\u00e9. Bizonyos esetekben a habz\u00e1s hasznos lehet a szennyez\u0151d\u00e9sek elt\u00e1vol\u00edt\u00e1s\u00e1ban. P\u00e9ld\u00e1ul otthoni mosogat\u00e1skor a mos\u00f3szer habja el tudja t\u00e1vol\u00edtani az olajcseppeket; sz\u0151nyegs\u00farol\u00e1skor a hab seg\u00edt elt\u00e1vol\u00edtani a port, port \u00e9s m\u00e1s szil\u00e1rd szennyez\u0151d\u00e9seket. Ezenk\u00edv\u00fcl a hab n\u00e9ha a mos\u00f3szer hat\u00e9konys\u00e1g\u00e1nak jelek\u00e9nt is haszn\u00e1lhat\u00f3, mivel a zs\u00edros olajok g\u00e1tl\u00f3 hat\u00e1ssal vannak a mos\u00f3szer habz\u00e1s\u00e1ra, \u00e9s ha t\u00fal sok az olaj \u00e9s t\u00fal kev\u00e9s a mos\u00f3szer, akkor nem keletkezik hab, vagy az eredeti hab elt\u0171nik. A hab n\u00e9ha annak mutat\u00f3jak\u00e9nt haszn\u00e1lhat\u00f3, hogy az \u00f6bl\u00edt\u00e9s tiszta-e, mivel az \u00f6bl\u00edt\u0151oldatban l\u00e9v\u0151 hab mennyis\u00e9ge a mos\u00f3szer mennyis\u00e9g\u00e9vel egy\u00fctt cs\u00f6kken, \u00edgy a hab mennyis\u00e9ge felhaszn\u00e1lhat\u00f3 az \u00f6bl\u00edt\u00e9s m\u00e9rt\u00e9k\u00e9nek \u00e9rt\u00e9kel\u00e9s\u00e9re.<\/p>\n<h2>Ugyanazon sorozat term\u00e9kei<\/h2>\n<table style=\"border-collapse: collapse; width: 318.02pt;\" border=\"0\" width=\"424\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt; width: 87.00pt;\" width=\"116\" height=\"18\">Term\u00e9k neve<\/td>\n<td class=\"et2\" style=\"width: 129.75pt;\" width=\"173\">K\u00e9miai n\u00e9v<\/td>\n<td class=\"et2\" style=\"width: 101.25pt;\" width=\"135\">CAS-sz\u00e1m<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"> IPP<\/td>\n<td class=\"et2\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/isopropyl-palmitate-cas-142-91-6\/\"><span style=\"color: #00ccff;\">Izopropil-palmit\u00e1t<\/span><\/a><\/td>\n<td class=\"et2\">CAS 142-91-6<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"> IPL<\/td>\n<td class=\"et2\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/isopropyl-laurate-cas-10233-13-3\/\"><span style=\"color: #00ccff;\">Izopropil-laur\u00e1t<\/span><\/a><\/td>\n<td class=\"et2\">CAS 10233-13-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"> 2-EHP<\/td>\n<td class=\"et2\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/isooctyl-palmitate-cas-1341-38-4\/\"><span style=\"color: #00ccff;\">Izooktil-palmit\u00e1t<\/span><\/a><\/td>\n<td class=\"et2\">CAS 1341-38-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"> IPM<\/td>\n<td class=\"et2\"><a href=\"https:\/\/longchangchemical.com\/hu\/product\/isopropyl-myristate-cas-110-27-0\/\"><span style=\"color: #00ccff;\">Izopropil- miriszt\u00e1t<\/span><\/a><\/td>\n<td class=\"et2\">CAS 110-27-0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><\/h2>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical selection checklist for wetting, leveling, and defoaming additives<\/h2>\n<p>Additive selection is usually most effective when the team defines the defect first and then screens compatibility, dosage range, and process stage. That is often much more reliable than choosing only by chemistry family or by a single dramatic lab result.<\/p>\n<ul>\n<li><strong>Start from the defect, not the additive name:<\/strong> wetting loss, crater, microfoam, and instability often need different solutions even inside the same formula.<\/li>\n<li><strong>Check compatibility at the intended dosage:<\/strong> the strongest additive can still be the wrong commercial choice if it narrows the process window too much.<\/li>\n<li><strong>Review the stage of use:<\/strong> some products are most useful during grind, while others matter more during let-down, filling, or final application.<\/li>\n<li><strong>Balance cure or film quality with defect control:<\/strong> the right additive fixes the problem without sacrificing adhesion, gloss, or appearance.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\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<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-3062\/\">CHLUMIAF 3062<\/a>:<\/strong> Useful when printing-ink and UV-ink compatibility matter in the defoaming screen.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> A stronger process-defoaming option when persistent foam survives harsher conditions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> A strong wetting-agent reference for inks, coatings, and difficult substrate wetting.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why does an additive that looks powerful in a beaker sometimes fail in production?<\/strong><br \/>Because shear, temperature, substrate, and the full formula can all change the way the additive performs under real process conditions.<\/p>\n<p><strong>Should the most aggressive additive always be preferred?<\/strong><br \/>Not usually. The best additive is the one that solves the real defect while preserving the broadest safe operating window.<\/p>\n<p><!-- lc-commercial-end --><\/p>\n<h2><strong><b>L\u00e9pjen kapcsolatba vel\u00fcnk most!<\/b><\/strong><\/h2>\n<h4><strong><b>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 <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a><\/span> munkaid\u0151ben ( 8:30-18:00 UTC+8 H.-Szombat ) vagy haszn\u00e1lja a weboldal \u00e9l\u0151 chatj\u00e9t, hogy azonnali v\u00e1laszt kapjon.<\/b><\/strong><\/h4>","protected":false},"excerpt":{"rendered":"<p>Foam plays an important role in the washing process. Foam is a dispersion system of gas dispersed in liquid or solid, with gas as the dispersed phase and liquid or<\/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-5430","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>Basic theory of surfactants (2) - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"Foam plays an important role in the washing process. 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