Tushewar Tasirin Injiniyan
Polyphthamale (aka na terephthals (TPA) da isophthlic (iPa) acid. A musanwawar aliphatic yanke ta hanyar kaipomic yanke shawara a cikin polymer baya yana ƙara ma'anar narkewar mayya, zazzabi mai zazzagewa, juriya na sinadarai da tauri.
PPA tushen resins suna da alaƙa da sassan cikin aikace-aikacen jirgin ruwa, gidaje don masu haɗin kaifin zazzabi da sauran amfani.
Gilashin zazzage zafin jiki na PPA yana ƙaruwa yayin da adadin TPA ya karu. Idan sama da 55% na acid na acid na ppa an yi shi daga Ipa, to copymer shine amorphous. Abubuwan kadarorin Semi Crystalline V Amorphous polymers an bayyana a wani wuri daki-daki. A takaice, lu'ulu'u yana taimakawa tare da juriya na sunadarai da kayan aikin na sama da zazzabi na gilashin (amma a ƙasa melting Point). Amorphous polymers suna da kyau a cikin warpage da nuna gaskiya.
PPA fasali
Kayan PPA yana da kyakkyawan haɗin kadarori, wanda ke yin kyau a thermal, lantarki, jiki da sunadarai. Musamman a ƙarƙashin zafin zafin jiki har yanzu yana da tsayayyen ƙarfi da ƙarfi, tare da kyakkyawan daidaitaccen yanayi da kwanciyar hankali.
PPA Babban filin aikace-aikacen
Musamman ta amfani da aji don Babban Taro na Kaya na Komputasaive
| Fili | Karatun aikace-aikacen |
| Sassan motoci | Mazajin zafin ruwa na mota na mota, sashin jikin zafin rana, ɓangaren yanki, ɓangarorin juzu'i, ɓangare mai ƙarfi, partch sashi, famfon mai da sauransu, famfo mai tsauri, famfo mai ƙarfi, famfo da sauransu. |
| Lantarki da lantarki | Mai haɗawa, mai haɗawa na SMT, ƙungiya, soket, bobons da dai dai. |
| Masana'antu da kayayyaki da yawa | Power Storing Parfunds, Steam Rour Steam, Masu Samun ruwa mai ruwan sanyi, kayan haɗi na ruwan humaka |
Siko PPA maki kuma bayanin
| Siko GASKIYA A'a. | Filler (%) | FR (UL-94) | Siffantarwa |
| SPA90G33 / g40-hrt | 33% -40% | HB | PPA, watau ce na semi-lu'uluji mai ƙanshi, wanda aka saba da shi azaman zafin jiki na ruwa, da 290 ℃ a cikin zafin jiki na lokaci mai tsawo, kuma Kamar yadda babban modulus, babban aiki-farashin-farashin walwala, da sauransu kayan masarufi da kuma kayan aikin lantarki, na lantarki, na jiki da sunadarai. Musamman a ƙarƙashin zafin zafin jiki har yanzu yana da tsayayyen ƙarfi da ƙarfi, tare da kyakkyawan daidaitaccen yanayi da kwanciyar hankali. |
| SPA90G30 / g35/0 / 45/50 | 30%, 35%, 40 %, 45%, 50% | HB | |
| SPA90G30F / G35F / 40F / 45F / 50F | 30%, 35%, 40 %, 45%, 50% | V0 | |
| SPA90G35F-GN | 35% | V0 | |
| SPA90G35-W | 35% | HB | |
| SPA90C35 / C40 | 35%, 40% | HB |
Aji daidai jerin
| Abu | Gwadawa | Siko aji | Daidai da na hali iri & daraja |
| PPA | PPA + 33% gf, zafi ya tsage, hydrolysis, hb | SPA90G33-HSLR | Solvay As-4133hs, Dupont HTN 51G35HSlr |
| PPA + 50% gf, zafi ya tsage, HB | SPA90G50-HLSL | EMS GV-5H, Dupont HTN 51G50HSL | |
| PPA + 30% gf, FR v0 | SPA90G30F30f | Solvay Aka-6133v0z, Dunpont HTN FR52G0NH |
