Labaran samfur

  • Warware Wanke-wanke Wasannin Kwayoyi Masu Maganin Kwayoyi: Cikakken Jagora Ga Magungunan Kashe Kwayoyin Cuta Masu Sauƙin Daidaitawa

    Warware Wanke-wanke Wasannin Kwayoyi Masu Maganin Kwayoyi: Cikakken Jagora Ga Magungunan Kashe Kwayoyin Cuta Masu Sauƙin Daidaitawa

    Manyan manufofin ƙara ƙwayoyin cuta a cikin kayayyakin wanke-wanke sun haɗa da: don kare masaku da kuma hana lalacewar fata da ƙwayoyin cuta ke haifarwa. A halin yanzu, ƙwayoyin cuta da ake amfani da su a cikin sabulun wanki sun haɗa da waɗannan rukunoni: 1. Triclocarban Mai ɗauke da ƙwayoyin cuta Saboda...
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  • Menene rarrabuwar magungunan hana kumburi? -Maganin hana kumburin kumburi na musamman daga NANJING REBORN

    Menene rarrabuwar magungunan hana kumburi? -Maganin hana kumburin kumburi na musamman daga NANJING REBORN

    Magungunan hana hana shiga jiki suna ƙara zama dole don magance matsaloli kamar shaƙar lantarki a cikin filastik, gajerun da'irori, da fitarwar lantarki a cikin na'urorin lantarki. Dangane da hanyoyin amfani daban-daban, ana iya raba magungunan hana shiga jiki zuwa rukuni biyu: ƙarin abubuwa na ciki da kuma...
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  • MABUƊIN KAI GA MASU POLYMER: MAI SHAYAR DA UV

    MABUƊIN KAI GA MASU POLYMER: MAI SHAYAR DA UV

    Tsarin kwayoyin halitta na masu shaƙar UV yawanci yana ƙunshe da haɗin gwiwa biyu ko zoben ƙamshi, waɗanda zasu iya shaƙar haskoki na ultraviolet na takamaiman raƙuman ruwa (galibi UVA da UVB). Lokacin da haskoki na ultraviolet suka haskaka ƙwayoyin da ke shaƙar, electrons ɗin da ke cikin ƙwayoyin suna canzawa daga ƙasa...
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  • Rarrabawa da wuraren amfani da wakilan matakin rufi

    Ana rarraba sinadaran daidaita nauyi da ake amfani da su a cikin marufi zuwa gauraye masu narkewa, acrylic acid, silicone, fluorocarbon polymers da cellulose acetate. Saboda ƙarancin yanayin tashin hankali a saman, masu daidaita nauyi ba wai kawai suna taimakawa marufin ya daidaita ba, har ma suna iya haifar da illa. A lokacin amfani, ...
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  • Menene sifar daidaita shafi?

    Ma'anar daidaita ma'auni Ana bayyana darajar daidaita ma'auni na shafi a matsayin ikon da murfin ke da shi na gudana bayan an shafa shi, ta haka ne zai kawar da duk wani rashin daidaito a saman da tsarin amfani da shi ya haifar. Musamman ma, bayan an shafa ma'auni, akwai tsarin kwarara da...
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  • Me ke shafar lalata rufin rufi?

    Rufewa shine ikon shafa kumfa da ake samu yayin samarwa da kuma shafa shi. Rufewa wani nau'in ƙari ne da ake amfani da shi don rage kumfa da ake samarwa yayin samarwa da/ko amfani da shafa shi. To wadanne abubuwa ne ke shafar rufewa da shafa shi? 1. Rufewa...
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  • Nau'ikan masu sha UV

    Gabatar da na'urar shaƙar UV Hasken rana yana ɗauke da hasken ultraviolet mai yawa wanda ke cutar da abubuwa masu launi. Tsawonsa yana da kusan 290 ~ 460nm. Waɗannan haskoki masu cutarwa na ultraviolet suna sa ƙwayoyin launi su ruɓe kuma su ɓace ta hanyar halayen sinadarai na rage oxidation. Amfani da hasken ultraviolet abs...
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  • Maganin hana tsufa na shafi

    Gabatarwa Antioxidants (ko masu daidaita zafi) ƙari ne da ake amfani da su don hana ko jinkirta lalacewar polymers saboda iskar oxygen ko ozone a cikin sararin samaniya. Su ne ƙarin da aka fi amfani da su a cikin kayan polymer. Rufin zai fuskanci lalacewar thermal oxidation bayan an gasa shi a babban ...
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  • Maganin tsaftace fata na APG (Alkyl Polyglycoside)

    APG, a takaice ga Alkyl Polyglycoside, wani sinadari ne mai hana ruwa shiga jiki. A takaice dai, yana kama da wani sihirtaccen "sihiri mai tsaftacewa" wanda zai iya sa kayayyakin tsaftacewa su yi aiki sosai. Tauraro ne mai tasowa a cikin sinadaran kula da fata. Daga yanayi Kayan APG duk sun fito ne daga yanayi. Galibi ...
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  • Ci gaban masu rarrabawa (2)

    A cikin labarin da ya gabata, mun gabatar da bayyanar masu rarrabawa, wasu hanyoyi da ayyukan masu rarrabawa. A cikin wannan nassi, za mu bincika nau'ikan masu rarrabawa a cikin lokaci daban-daban tare da tarihin ci gaban masu rarrabawa. Maganin riƙon ruwa da rarrabawa na gargajiya mai ƙarancin nauyin kwayoyin halitta ...
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  • Ci gaban masu rarrabawa (1)

    Masu rarrabawa su ne ƙarin abubuwa na saman da ake amfani da su don daidaita barbashi masu ƙarfi a cikin kafofin watsa labarai kamar manne, fenti, robobi da gaurayen filastik. A da, rufin ba ya buƙatar masu rarrabawa. Tsarin kamar alkyd da nitro paints ba sa buƙatar masu rarrabawa. Masu rarrabawa ba su bayyana ba har sai da acrylic r...
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  • Aiki da tsarin mai haɓaka mannewa

    Aiki da tsarin mai haɓaka mannewa Gabaɗaya masu haɓaka mannewa suna da hanyoyi guda huɗu na aiki. Kowannensu yana da aiki da tsari daban-daban. Tsarin Aiki Inganta haɗin injina Ta hanyar inganta iskar shaka da danshi na murfin zuwa ga substrate, murfin na iya...
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123Na gaba >>> Shafi na 1/3