An san masu amfani da hasken ultraviolet ga masu samar da filastik, na ɗan lokaci, a matsayin abin da ake buƙata don kare robobi daga mummunan tasirin hasken rana na dogon lokaci.An san masu ɗaukar infrared kawai ga ƙaramin rukuni na masu samar da filastik.Koyaya, yayin da Laser ya sami ƙarin aikace-aikacen wannan rukunin abubuwan da ba a san shi ba yana ƙaruwa cikin amfani.
Yayin da lasers ya zama mafi ƙarfi, a ƙarshen shekarun sittin da farkon saba'in, ya bayyana cewa dole ne a kare masu aikin laser daga tasirin makanta na infrared radiation.Dangane da iko, da kusancin Laser zuwa ido, ko dai na wucin gadi ko na dindindin na iya haifar da makanta.A daidai wannan lokacin, tare da sayar da polycarbonate, masu ƙira sun koyi amfani da infrared absorbers a cikin faranti don garkuwar fuskar walda.Wannan sabon abu ya ba da ƙarfin tasiri mai girma, kariya daga radiation infrared da ƙananan farashi fiye da faranti na gilashin da ake amfani da su.
Idan mutum yana son toshe duk infrared radiation, kuma bai damu da ganin ta na'urar ba, zai iya amfani da baƙar fata na carbon.Koyaya, aikace-aikace da yawa suna buƙatar watsawar haske mai ganuwa tare da toshe tsawon raƙuman infrared.Wasu daga cikin waɗannan aikace-aikacen sun haɗa da:
Tufafin Idon Soja -Sojoji suna amfani da Laser masu ƙarfi don gano kewayo da ganin makamai.An bayar da rahoton cewa, a lokacin yakin Iran-Iraki na shekaru tamanin, Iraqin sun yi amfani da na'ura mai karfin gaske na Laser a kan tankunansu a matsayin makamin makantar abokan gaba.An yi ta rade-radin cewa wani abokin gaba yana samar da Laser mai karfi da za a yi amfani da shi a matsayin makami, da nufin makantar da sojojin abokan gaba.Laser Neodynium/YAG yana fitar da haske a 1064 nanometers (nm), kuma ana amfani dashi don gano kewayo.Sakamakon haka, a yau sojoji suna sanye da tabarau tare da ruwan tabarau na polycarbonate da aka ƙera wanda ke haɗa ɗaya ko fiye da Infrared Absorbers, wanda ke ɗaukar ƙarfi a 1064 nm, don kare su daga fallasa kwatsam ga Laser Nd/YAG.
Kayan Ido na Likita - Tabbas, yana da mahimmanci ga sojoji su sami kyakkyawar watsa haske a cikin tabarau, waɗanda ke toshe Radiation Infrared.Yana da mahimmanci ma'aikatan kiwon lafiya da ke amfani da laser suna da kyakkyawar watsa haske na bayyane, yayin da ake kiyaye su daga bayyanar da ba zato ba tsammani ga lasers da suke amfani da su.Mai ɗaukar infrared ɗin da aka zaɓa dole ne a haɗa shi ta yadda zai sha haske a tsawon watsin Laser da aka yi amfani da shi.Yayin da amfani da Laser a cikin magani yana ƙaruwa, buƙatar kariya daga illar infrared radiation kuma zai karu.
Filayen Fuskar Welder da Gilashin Gilashin – Kamar yadda aka ambata a sama, wannan shine ɗayan tsoffin aikace-aikace na Infrared Absorbers.A baya, kauri da ƙarfin tasiri na farantin fuska an ƙayyade ta daidaitattun masana'antu.An zaɓi wannan ƙayyadaddun ƙayyadaddun abubuwa da farko saboda masu ɗaukar infrared da aka yi amfani da su a lokacin za su ƙone idan an sarrafa su a yanayin zafi mafi girma.Tare da zuwan Infrared Absorbers tare da mafi girman kwanciyar hankali na thermal, an canza ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai a bara don ba da damar gashin ido na kowane kauri.
Ma'aikatan wutar lantarki suna fuskantar garkuwa - Ma'aikatan wutar lantarki za su iya fallasa su zuwa matsanancin radiation infrared idan akwai arcing na igiyoyin lantarki.Wannan radiation na iya zama makanta, kuma a wasu lokuta yakan yi kisa.Garkuwan fuska da suka haɗa da infrared absorbers sun taimaka wajen rage mummunan tasirin wasu daga cikin waɗannan hadurran.A baya, dole ne a yi waɗannan garkuwar fuska da cellulose acetate propionate, saboda infrared absorber zai ƙone idan an yi amfani da polycarbonate.Kwanan nan, saboda zuwan mafi ƙarancin infrared absorbers, ana gabatar da garkuwar fuska na polycarbonate, yana ba wa waɗannan ma'aikata kariya mafi girma da ake buƙata.
Gilashin kankara mai tsayi - Hasken rana da ke haskakawa daga dusar ƙanƙara da ƙanƙara na iya yin tasiri mai rufewa a kan skis.Baya ga rini, don yin tint da tabarau, da masu ɗaukar hasken ultraviolet don kariya daga UVA da UVB radiation, wasu masana'antun yanzu suna ƙara infrared absorbers don kariya daga illar infrared radiation.
Akwai wasu aikace-aikace masu ban sha'awa da yawa waɗanda ke amfani da kaddarorin na musamman na masu ɗaukar infrared.Waɗannan sun haɗa da farantin bugu na lithographic na Laser, walda na fim ɗin filastik, masu rufe idanu, da tawada masu tsaro.
Manyan rukunonin sinadarai guda uku da ake amfani da su azaman masu ɗaukar infrared sune cyanines, salts aminium da ƙarfe dithiolenes.Cyanines ƙananan ƙwayoyin cuta ne don haka ba su da kwanciyar hankali da za a yi amfani da su a cikin polycarbonate da aka ƙera.Gishiri na aminium sun fi girma ƙwayoyin ƙwayoyin cuta kuma sun fi ƙarfin zafin jiki fiye da cyanines.Sabbin abubuwan da ke faruwa a cikin wannan sinadari sun ƙaru matsakaicin zafin gyare-gyaren waɗannan abubuwan sha daga 480oF zuwa 520oF.Dangane da sinadarai na gishirin aminium, waɗannan na iya samun nau'ikan shayarwar infrared, wanda ke tsakanin faɗuwa zuwa kunkuntar.Dithiolenes na ƙarfe sune mafi kwanciyar hankali na thermal, amma suna da lahani na kasancewa masu tsada sosai.Wasu suna da spectra na sha, waɗanda suke da kunkuntar sosai.Idan ba a haɗa shi da kyau ba, ƙarfe dithiolenes na iya ba da ƙamshin sulfur mara kyau yayin sarrafawa.
Kaddarorin masu amfani da infrared, waɗanda suke da mahimmanci ga ƙirar polycarbonate, sune:
Ƙarfafawar thermal - dole ne a kula sosai a cikin ƙirƙira da sarrafa polycarbonate wanda ke ɗauke da infrared infrared na gishirin aminiya.Dole ne a lissafta adadin abin da ake buƙata don toshe adadin da ake so na radiation la'akari da kauri na ruwan tabarau.Dole ne a ƙayyade matsakaicin zafin jiki da lokaci kuma a kiyaye a hankali.Idan infrared absorber ya kasance a cikin injin gyare-gyare a lokacin "kyakkyawan hutun kofi", abin sha zai ƙone kuma ƴan na farko da aka ƙera bayan hutun za a ƙi.Wasu sabbin na'urori masu ɗaukar infrared na gishiri na aminiya sun ƙyale matsakaicin matsakaicin matsakaicin yanayin gyare-gyaren gyare-gyare daga 480oF zuwa 520oF, don haka rage adadin sassan da aka ƙi saboda kuna.
Absorptivity - shine ma'aunin toshe ikon infrared na mai ɗaukar raka'a na nauyi, a takamaiman tsayin raƙuman ruwa.Mafi girma da sha, da ƙarin tarewa ikon.Yana da mahimmanci cewa mai samar da infrared absorber yana da daidaitaccen tsari-zuwa-tsalle na sha.In ba haka ba, za ku yi reformulating da kowane batch na absorber.
Fitar da Hasken Ganuwa (VLT) - A mafi yawan aikace-aikace kana so ka rage watsa hasken infrared, daga 800nm zuwa 2000nm, kuma ƙara girman watsawar haske daga 450nm zuwa 800nm.Idon dan adam ya fi sanin haske a cikin yanki na 490nm zuwa 560nm.Abin baƙin ciki, duk samuwan infrared absorbers suna ɗaukar wani haske mai iya gani da hasken infrared, kuma suna ƙara wasu launi, yawanci kore zuwa ɓangaren da aka ƙera.
Haze - Mai alaƙa da Canjin Hasken Ganuwa, hazo abu ne mai mahimmanci a cikin kayan ido saboda yana iya rage gani sosai.Haze na iya haifar da datti a cikin IR Dye, wanda ba ya narke a cikin polycarbonate.Ana samar da sabbin riniyoyin IR na aminiya ta yadda za a cire waɗannan ƙazanta gaba ɗaya, ta yadda za a kawar da hazo daga wannan tushe, kuma a kwatankwacin inganta yanayin zafi.
Ingantattun Samfura da Ingantaccen Ingantaccen - Zaɓin daidaitaccen zaɓi na Infrared Absorbers, yana ba da damar mai sarrafa filastik don ba da samfuran tare da ingantattun kaddarorin aiki kuma tare da daidaiton darajar inganci.
Kamar yadda masu ɗaukar infrared sun fi tsada fiye da sauran abubuwan da ake buƙata na filastik ($/gram maimakon $/lb), yana da matukar mahimmanci cewa mai tsarawa ya kula sosai don tsarawa daidai don guje wa sharar gida, da kuma samun aikin da ake bukata.Hakanan yana da mahimmanci cewa mai sarrafawa a hankali ya haɓaka yanayin sarrafawa masu dacewa don gujewa samar da samfuran da ba su dace ba.Yana iya zama aiki mai wuyar gaske, amma yana iya haifar da ƙarin ƙimar samfuran inganci.
Lokacin aikawa: Dec-22-2021