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ISIVIKELI SE-POLYMER: ISINYATHELI SE-UV.
Isakhiwo sama-molecule sama-UV absorbers ngokuvamile siqukethe ama-double bond ahlanganisiwe noma ama-aromatic rings, angamunca imisebe ye-ultraviolet yama-wavelength athile (ikakhulukazi i-UVA ne-UVB). Lapho imisebe ye-ultraviolet ikhanyisa ama-molecule amuncayo, i-ele...Funda kabanzi -
Ama-Optical Brighteners—Isilinganiso Esincane, Kodwa Umphumela Omuhle
Ama-Optical Brightening Agents ayakwazi ukumunca ukukhanya kwe-UV futhi akubonise ekukhanyeni okubonakalayo okuluhlaza okwesibhakabhaka kanye ne-cyan, okungagcini nje ngokulwa nokukhanya okuphuzi okuncane endwangu kodwa futhi kwandisa ukukhanya kwayo. Ngakho-ke, ukwengeza insipho ye-OBA kungenza izinto ezihlanziwe...Funda kabanzi -
Ukumelana Nesimo Sezulu Okubi? Kukhona okudingeka ukwazi nge-PVC
I-PVC iyipulasitiki evamile evame ukwenziwa ibe amapayipi nezinto zokufakelwa, amashidi namafilimu, njll. Ishibhile futhi iyakwazi ukubekezelela amanye ama-asidi, ama-alkali, usawoti, kanye nezinyibilikisi, okwenza ifaneleke kakhulu ukuthintana nezinto ezinamafutha. Ingenziwa ibe yi-trans...Funda kabanzi -
Isayensi Yesikrini Sokuvikela Ilanga: Isivikelo Esibalulekile Emisebeni Ye-UV!
Izifunda eziseduze ne-equator noma ezindaweni eziphakeme zinemisebe enamandla ye-ultraviolet. Ukuchayeka isikhathi eside emisebeni ye-ultraviolet kungaholela ezinkingeni ezifana nokushiswa yilanga kanye nokuguga kwesikhumba, ngakho-ke ukuvikelwa kwelanga kubaluleke kakhulu. I-sunscreen yamanje itholakala kakhulu ngokusebenzisa imishini...Funda kabanzi -
Imakethe yomhlaba wonke ye-Nucleating Agent ikhula kancane kancane: igxile kubaphakeli abasafufusa baseShayina
Ngonyaka odlule (2024), ngenxa yentuthuko yezimboni ezifana nezimoto nokupakisha, imboni ye-polyolefin ezifundeni zase-Asia Pacific naseMpumalanga Ephakathi ikhule kancane kancane. Isidingo sama-nucleating agents sikhule ngokufanayo. (Iyini i-Nucleating Agent?) Ukuthatha iShayina njenge...Funda kabanzi -
Yiziphi izinhlobo zama-Antistatic Agents? -Izixazululo ze-Antistatic ezenziwe ngokwezifiso ezivela ku-DEBORN
Ama-antistatic agents aya ngokuya edingeka ukuze kuxazululwe izinkinga ezifana nokumuncwa kwe-electrostatic kupulasitiki, ama-short circuits, kanye nokukhishwa kwe-electrostatic kuma-electronics. Ngokwezindlela ezahlukene zokusebenzisa, ama-antistatic agents angahlukaniswa ngezigaba ezimbili: izithasiselo zangaphakathi kanye ne-external...Funda kabanzi -
Ukusetshenziswa kwezinto ezincane ku-Modified Waterborne Polyurethane Adhesive
I-polyurethane ethwala amanzi uhlobo olusha lwesistimu ye-polyurethane esebenzisa amanzi esikhundleni sezinyibilikisi eziphilayo njengendlela yokuhlakaza. Inezinzuzo zokungangcolisi, ukuphepha nokuthembeka, izakhiwo ezinhle kakhulu zemishini, ukuhambisana okuhle, kanye nokuguqulwa okulula.Funda kabanzi -
izibani zokukhanya ze-OB zamapende nezingubo zokugqoka
Ama-optical brighteners OB, aziwa nangokuthi i-fluorescent whitening agent (FWA), i-fluorescent brightening agent (FBA), noma i-optical brightening agent (OBA), uhlobo lwedayi elikhanyayo noma idayi elimhlophe, elisetshenziswa kabanzi ekwenzeni mhlophe futhi kukhanye amapulasitiki, upende,...Funda kabanzi -
Ukuqonda izibani zokukhanyisa zepulasitiki: Ingabe ziyafana ne-bleach?
Emikhakheni yokukhiqiza kanye nesayensi yezinto zokwakha, ukuphishekela ukuthuthukisa ukukhanga kobuhle kanye nokusebenza kwemikhiqizo akupheli. Enye into entsha ethola ukuthandwa okukhulu ukusetshenziswa kwezibani zokukhanya, ikakhulukazi kumapulasitiki. Kodwa-ke, into evamile ...Funda kabanzi -
Iyini ukusetshenziswa kwe-optical brightener yepulasitiki?
I-Optical brightener iyisengezo samakhemikhali esisetshenziswa embonini yepulasitiki ukuthuthukisa ukubukeka kwemikhiqizo yepulasitiki. Lawa ma-brightener asebenza ngokumunca imisebe ye-UV nokukhipha ukukhanya okuluhlaza okwesibhakabhaka, okusiza ukufihla noma yikuphi ukuphuzi noma ukufiphala kwepulasitiki ukuze kubonakale kugqamile futhi kugqamile. Ukusetshenziswa kwe...Funda kabanzi -
Iyini i-Nucleating agent?
I-Nucleating agent uhlobo lwesithasiselo esisha esisebenzayo esingathuthukisa izakhiwo zomzimba nezemishini zemikhiqizo efana nokucaca, ukucwebezela kobuso, amandla okudonsa, ukuqina, izinga lokushisa lokuphambuka kokushisa, ukumelana nokushayisana, ukumelana nokuqhekeka, njll. ngokushintsha indlela yokwenza ikristalu...Funda kabanzi -
Uhlobo Lwezithiyo Zokulwa Nokugqwala II
I. Amafutha Emvelo (okungukuthi Amafutha Esoya, Amafutha Ommbila, njll.) II. Utshwala Ophezulu Wekhabhoni III. Ama-Polyether Antifoamers IV. I-Polyether Modified Silicone ...Isahluko esedlule ukuthola imininingwane. V. I-Organic Silicon Antifoamer I-Polydimethylsiloxane, eyaziwa nangokuthi uwoyela we-silicone, iyisakhi esiyinhloko ...Funda kabanzi