Amfanin MCA:
- Ƙananan guba da ƙananan lalata.
LD50 na melamine cyanurate ya fi 4000 mg/kg. Idan aka kwatanta da tsarin hana harshen wuta na X-Sb, tsatsa ta MCA ta yi ƙasa sosai. Misali, PA66 da ke ɗauke da MCA, a yanayin narkewa (300 °C) da kuma hulɗar bakin ƙarfe bayan sa'o'i 100, tsarin MCA akan tsatsa ta bakin ƙarfe, 1/50 kawai na tsarin X-Sb.
- Yawan hayakin da aka haifar yana da ƙasa.
MCA tana sakin CO2, N2 da NH3 lokacin da zafin jiki ya lalace, kuma ba a samar da HX ba, don haka adadin hayaki da kayan guba da lalata da ake samarwa yayin fashewar thermal da konewa yana da ƙasa sosai. Misali, matsakaicin yawan hayaki (Dm) na PA6 (UL94 V-0), wanda ba shi da ƙarfi, wanda ke riƙe da harshen wuta tare da MCA, shine 190 da 80 bi da bi lokacin da aka auna ta akwatin hayaki na NITS (NBS). Don PA6 (UL94 V-0), wanda ke da ƙarfin wuta tare da tsarin X-Sb, waɗannan dabi'u biyu sun kai 790 da 390 bi da bi, watau tsohon yana kusan 1/4 na ƙarshen.
(3) Babban kwanciyar hankali na thermal MCA yana iya jure yanayin zafi sama da 320°C. Saboda haka, yana iya jure yanayin yanayin aiki na robobi na gaba ɗaya.
Amfani da melamine cyanurate
- Fuskar wuta
MCA tana da adadi mai mahimmanci na atom ɗin nitrogen a cikin kwayoyin halitta kuma ya dace musamman don amfani azaman mai hana wuta. Misalan aikace-aikacen sune kamar haka.
(1) Ana amfani da MCA azaman mai kare harshen wuta don shirya abubuwan haɗin wuta na PA-6. Ana amfani da MCA sosai a cikin PA mara ƙarfi, kuma bisa ga kididdigar, kusan kashi 40% na ƙarancin wutar da ba a ƙarfafa PA da aka yi amfani da su a cikin robobin lantarki da na lantarki a Yammacin Turai sune samfuran MCA masu ɗaukar wuta a cikin 2003.
Inorganic harshen wuta retardant magnesium hydroxide (MH) da nitrogen tushen harshen wuta retardant melamine cyanurate yawanci amfani da halogen-free harshen retardants ga PA6 a halin yanzu. Nazarin ya nuna cewa ana amfani da MCA da MH azaman masu kare wuta don shirya abubuwan da ke hana wuta na PA6 bi da bi. Lokacin da adadin MCA da MH ya kasance sassa 20, madaidaicin iskar oxygen na PA6/MCA composite zai iya kaiwa 30.5, yayin da ma'aunin iskar oxygen na PA6/MH composite ya kasance 23.5 kawai, wanda ke nuna cewa ingancin wutar lantarki na MCA ya fi girma.
A halin yanzu, ƙarfin jujjuyawar fili na PA6/MCA ya kasance 66.8 MPa, sau 1.14 fiye da na hadafin PA6/MH. Matsakaicin narkar da narkar da kayan aikin PA6/MCA ya kai 74 g/10 min, 4. 9 sau fiye da na PA6/MH composite.
(2) MCA a matsayin mai ɗaukar wuta don resin epoxy. MCA a matsayin mai riƙe da wuta na iya ƙara ma'aunin iskar oxygen na resin epoxy daga 24-28 zuwa 46-48. Bincike ya nuna cewa MCA yana da kyakkyawan sakamako mai hana harshen wuta akan sinadarin epoxy resin anhydride curing fili (EP), lokacin da kashi 5 ne kawai zai iya sa EP ya kai matakin kashe kansa.
MCA ta rage zafin bazuwar yanayin zafi da matsakaicin asarar nauyi na thermal na EP, kuma ya inganta yanayin zafi na EP a babban yanayin zafi.
(3) MCA za a iya ƙara zuwa vinyl acetate emulsions, acrylate emulsions da roba emulsions don yin harshen wuta retardant coatings. Bincike ya nuna cewa mannewar fim ɗin mai rufi da santsi suna da kyau, kuma babu gurɓataccen launi.
(4) PBT mai hana wuta. 100 sassa na PBT, 5 sassa na fluorinated roba mica, 5 sassa na MCA, harshen retardant yi har zuwa UL94V-0 matakin. MCA harshen retardant aikace-aikace kewayon ne in mun gwada da fadi, za a iya amfani da a polyamide 6 (66), PET (polyethylene terephthalate), TPE (thermoplastic elastomer na USB), PU (polyurethane), POM (polyformaldehyde), PET (polyethylene terephthalate), phenolic guduro, phenolic guduro, PT polyethylene resin, Eposinfely resin resin. acrylic emulsion, PPO / PS da sauran kayan.
- Man shafawa Additives
Ana iya ƙirƙira MCA azaman mai mai na tushen ruwa kuma azaman ƙari ga ingantaccen mai da mai mai mai, tare da tasirin ceton mai a bayyane. Ana iya amfani dashi ko'ina a cikin nau'ikan lubrication na inji a ƙarƙashin babban zafin jiki, ƙarancin zafin jiki da yanayin matsa lamba, kuma yana da kyakkyawan juriya na lalacewa. A matsayin mai mai, MCA yana da kaddarori da yawa kama da na ƙaƙƙarfan mai mai molybdenum disulphide, amma a farashi mai rahusa fiye da molybdenum disulphide, yana mai da shi madaidaicin madadin. Samfurin yana da fari, mara guba, mara wari kuma mai sauƙin tsaftacewa, don haka yana da fa'idar hana gurɓataccen gurɓataccen ruwa da canza launi a cikin lubrication na bidiyo, sinadarai na gida, ɗinki da injin marufi.
- Sauran amfani
(1) Maganin matting na zare mai sinadarai don shafa.
MCA da resin adhesion yana da kyau, ba sauƙin faɗuwa ba, amma kuma ba sauƙin haifar da gurɓatacce ba, ana amfani da shi azaman sakamako na matting fiber matting fiye da Chinbai da silica gel ya fi kyau.
- Plating sa filastik additives.
MCA a matsayin ƙari infiltrated a cikin nailan filastik, zai iya inganta mannewa lokacin plating. A baya, ƙarfin mannewa tsakanin filastik da murfin ƙarfe bai cika buƙatun ba kuma an iyakance shi zuwa plating na ABS, yayin da filastik nailan ba shi da sauƙin sakawa. A zamanin yau, ƙari na MCA zuwa nailan yana ba da kyakkyawar mannewa ta interlayer bayan plating. Ana iya amfani da wannan filastik filastik a ko'ina a cikin na'urorin haɗi masu tsayayya da zafi, harsashi kumfa, jan kofa, da dai sauransu.
- Polymer kankare Additives.
Ƙara MCA na iya inganta ƙarfin siminti kuma ya tsawaita rayuwar sabis na siminti.
- Danyen abu don kayan kwalliyar fata.
Kamar yadda MCA yana da rawar da ba ƙetare ayyuka na ilimin lissafi da kuma kare fata, ana iya amfani da shi azaman aske kore, foda foda, da dai sauransu Na al'ada kayan shafawa shafi fata, mafi saboda gumi, hawaye, sebum da sauran mutane secretions, kazalika da ruwan sama, dusar ƙanƙara, ruwan teku da sauran ruwa lalacewa ta hanyar rawar denaturation, detachment, don haka kula da fata sosai rage sakamako. MCA, a gefe guda, yana manne da kyau kuma yana da ɗanɗano, mai santsi ga fata, don haka yana da kyakkyawan ƙari na kwaskwarima. Lokacin da aka ƙara, zai iya inganta mannewa ga fata sosai, yana sa fata ta yi kyau, mai yawa da santsi.
Ƙarin bayani ko samfura kyauta ko farashin da aka ƙiyasta, da fatan za a tuntuɓe mu ta imel: [email protected] , ko a yi mana magana a: +86-28-8411-1861.
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