Masana Kimiyya

Masu ɗaukar UV suna raba tare da ku manyan samfuran antioxidants

1. Antioxidant 1010. White ruwa foda, narkewa batu 120 ~ 125 digiri, low toxicity, shi ne mai kyau antioxidant. Ana amfani dashi sosai a cikin resins na polypropylene. Yana da ƙari tare da babban kwanciyar hankali na thermal kuma ya dace sosai don amfani a ƙarƙashin yanayin zafi mai girma. Zai iya tsawaita rayuwar sabis na samfurori. Bugu da ƙari, ana iya amfani dashi don yawancin sauran resins. Adadin kari na gaba ɗaya bai wuce 0.5% ba

2. Antioxidant 1076. Fari ko dan kadan rawaya crystalline foda, narkewa batu 50 ~ 55 digiri , non -mai guba, insoluble a cikin ruwa, mai narkewa a cikin kaushi kamar benzene, acetone, ethane da esters. Ana iya amfani dashi azaman antioxidant don resins kamar polyethylene, polypropylene, polystyrene, polyvinyl chloride, polyamide, ABS da acrylic. Yana da halaye na kyakkyawan juriya na iskar shaka, rashin ƙarfi, da juriya na wanka. Babban sashi bai wuce 0.5% ba; ana iya amfani da shi azaman mataimaki don kayan tattara kayan abinci.

3. Antioxidant CA. White crystalline foda, narkewa batu 180 ~ 188 digiri, low yawan guba, mai narkewa a acetone, ethanol, toluene da ethyl acetate. Ya dace da abubuwan da ake amfani da su na antioxidant a cikin polypropylene, polyethylene, polyvinyl chloride, ABS da polyamide resins, kuma ana iya amfani da su don wayoyi da igiyoyi a cikin hulɗa da iri ɗaya. Yawan adadin bai wuce 0.5% ba.

4. Antioxidant 164. Fari ko haske yellow crystalline foda ko flakes. Matsayin narkewa yana da digiri 70 , kuma wurin tafasa yana kusan digiri 260 . Ba shi da guba{{6}. Ana amfani dashi a cikin resins iri-iri kuma yana da fa'idar amfani. Ya fi dacewa da kayan gyare-gyaren abinci (polypropylene, polyethylene, polyvinyl chloride, ABS, polyester da polystyrene) guduro, babban sashi shine 0.01% ~ 0.5%

5. Antioxidant DNP. Hasken launin toka mai haske, wurin narkewa a kusa da digiri 230, mai narkewa a cikin aniline da nitrobenzene, amma maras narkewa cikin ruwa. Ya dace da polyethylene da polypropylene. Tasiri -polystyrene mai juriya da resin ABS, baya ga samun maganin oxidation Properties, kuma suna da mafi kyawun kwanciyar hankali da kuma hana tasirin ƙarfen jan karfe da lemo. Yawan adadin bai kamata ya wuce 2% ba.

6. Antioxidant DLTP. Farin lu'u-lu'u foda, wurin narkewa a kusa da digiri 40, ƙarancin guba, maras narkewa a cikin ruwa, mai narkewa a cikin benzene, tetrachloride carbon da acetone. An yi amfani da shi azaman antioxidant na taimako don polyethylene, polypropylene, ABS da polyvinyl chloride resins, wanda zai iya canza juriya na zafi da juriya na iskar oxygen. Babban sashi shine 0.05% ~ 1.5%

7. Antioxidant TNP. Ruwa mai haske rawaya danko, wurin daskarewa kasa da -digiri 5, wurin tafasa sama da digiri 105, mara wari, mai guba, mara narkewa cikin ruwa, mai narkewa a cikin acetone da ethanol. Benzene da carbon tetrachloride. Ya dace da polyvinyl chloride, polyethylene, polypropylene, polystyrene mai tasiri, ABS, polyester da sauran resins. Yana da babban juriya na iskar shaka a babban yanayin zafi kuma adadin amfani bai wuce 1.5%.

8. Antioxidant TPP. Hasken rawaya mai haske mai haske, maki mai daskarewa 19 ~ 24 digiri, maki mai tafasa 220, mai narkewa a cikin barasa, benzene da acetone. Mahimmin maganin antioxidant wanda ya dace da polyvinyl chloride, polystyrene, polypropylene da resin ABS, adadin amfanin kada ya wuce 3%.

9. Antioxidant MB. Hasken rawaya mai haske, mai narkewa fiye da digiri 285, mai narkewa a cikin ethanol, acetone, ethyl acetate, wanda ba zai iya narkewa a cikin ruwa da benzene, dace da antioxidants don polyethylene, polyamide da polypropylene resins; wannan samfurin baya ƙazanta, baya launi, kuma ana iya amfani dashi Don samfuran fararen fata ko masu launi masu haske. Sashi bai wuce 0.5% ba.

10. Antioxidant 264. Siffar farin lu'ulu'u ne. Matsayin narkewa 69{18}}71 digiri ; ƙarancin dangi 1.048 (digiri 20/4); Ma'anar refractive 1.4859 (digiri 75). Solubility a cikin masu kaushi masu zuwa a dakin da zafin jiki: 25% methanol; 26% ethanol; 30% isopropanol; 40% acetone; 50% man fetur ether; 40% benzene; wanda ba a iya narkewa a cikin ruwa, glycerin, da propylene glycol. Ba shi da wari, mara ɗanɗano, kuma yana da kyakkyawan kwanciyar hankali na thermal. A matsayin babban-manufa phenolic antioxidant. Ana amfani dashi sosai a cikin kayan polymer, samfuran man fetur da masana'antar sarrafa abinci.