Resins-ka Phenolic ee ugu Fiican: Polymers-ka Heerkulka Kala Duwan ee loogu talagalay Codsiyada Waxqabadka Sare
Goobaha Codsiga ee ugu Muhiimsan
1. Codsiyada Muhiimka ah ee Wax-soo-saarka Warshadaha
Xabagta phenolic waxaa lagu qiimeeyaa awoodda ay u leeyihiin inay sameeyaan qaabab adag oo cabbir ahaan deggan kulaylka iyo cadaadiska:
Laminates-ka isku-dhafan iyo kuwa isku-dhafan:
Hawada Sare: Waxaa loo isticmaalaa muraayadaha gudaha ee diyaaradaha, qaybaha matoorka, iyo dahaarka kulaylka sababtoo ah qiiqa qiiqa oo hooseeya iyo iska caabbinta ololka (tusaale ahaan, u hoggaansanaanta FAR 25.853 ee diyaaradaha ganacsiga).
Badda: Qolalka doonyaha iyo sagxadaha, isku-dhafka phenolic-ga ayaa iska caabiya nuugista biyaha iyo miridhku, iyagoo ka sarreeya fiberglass-ka dhaqameed ee deegaannada biyaha cusbada leh.
Samaynta Macdanta iyo Caaryada:
Resins-ka Novolac, oo lagu daray hexamethylenetetramine, ayaa loo isticmaalaa shubidda ciidda ee qaybaha matoorka baabuurta (tusaale ahaan, madaxyada dhululubada). Xasiloonidooda kulaylka sare waxay hubinaysaa in caaryada si sax ah loo soo saaro heerkul ka badan 1,500°C.
2. Warshadaha Elektarooniga iyo Korontada
Looxyada Wareegga ee Daabacan (PCBs):
Resins-ka Resole-ka ayaa muhiim u ah laminates-ka epoxy-phenolic ee PCB-yada, iyagoo bixiya xoog dielectric sare iyo xasillooni cabbir ah oo loogu talagalay codsiyada soo noqnoqda sare (tusaale ahaan, qalabka isgaarsiinta 5G).
Dahaarka Korontada:
Qaybaha phenolic ee la qaabeeyey (tusaale ahaan, qaybaha qalabka wareejinta, baloogyada terminal-ka) waxay bixiyaan iska caabin heer sare ah iyo xasillooni kuleyl, iyagoo buuxinaya heerarka gubashada UL 94 V-0 ee badbaadada korantada.
3. Waaxda Gaadiidka iyo Gaadiidka
Qaybaha Hoos-u-yaalka:
Resins-ka phenolic waxaa loo isticmaalaa saxamada isku xidhka, bareegyada, iyo qaybaha gudbinta sababtoo ah iska caabbinta kulaylka (ilaa 250°C) iyo cadaadiska farsamada. Tusaale ahaan, warshadaha baabuurta ee Yurub, walxaha is jiidjiidka ku salaysan phenolic waxay yareeyaan libdhida biriiga ee baabuurta waxqabadka sare leh.
Isku-darka Fudud:
Iyada oo lagu xoojiyay galaas ama fiber kaarboon, isku-dhafka phenolic waxaa loo isticmaalaa qolalka gawaarida xamuulka qaada iyo gudaha tareenka si loo yareeyo miisaanka iyadoo la ilaalinayo hufnaanta qaab-dhismeedka iyo badbaadada dabka (tusaale ahaan, u hoggaansanaanta EN 45545-2 ee gaadiidka tareenka).
4. Qalabka Dhismaha iyo Dhismaha
Dahaarka Dab-damiska:
Resins-ka phenolic-ka waxaa loo sameeyay rinjiyo dhalaalaya oo fidsan si ay u sameeyaan lakab ilaalin ah heerkulka sare, taasoo dib u dhigaysa burburka dhismaha ee dhismayaasha (tusaale ahaan, dhismayaasha dhaadheer ee ganacsiga ee Aasiya).
Guddiyada dahaarka:
Xumbo phenolic ah, oo leh kuleyl gudbin ah oo ah 0.02 W/m·K, ayaa loo isticmaalaa dahaarka guryaha iyo warshadaha, taasoo bixisa iska caabin dab oo heer sare ah marka loo eego xumbo polyurethane ah.
Xabag iyo Shaab-qabeyaal:
Ku dhejiyeyaasha ku salaysan phenolic waxay ku xidhaan alwaax, bir, iyo dhoobo marka la isticmaalayo dhismaha (tusaale ahaan, alwaaxyo la dahaadhay oo ku jira guryaha modular), taasoo siinaysa cimri dherer iyo iska caabin qoyaan.
5. Alaabada Macaamiisha iyo Codsiyada Gaarka ah
Qalabka Jikada iyo Musqusha:
Resins-ka phenolic-ga ee la qaabeeyey waxay abuuraan miisasyo waara, oo u adkaysta kulaylka, saxanno, iyo qaybo ka mid ah qasabadaha. Dusha sare ee aan daloolada lahayn waxay iska caabisaa wasakhda iyo kiimikooyinka, taasoo ka dhigaysa kuwo ku habboon jikooyinka ganacsiga.
Badeecooyinka Xabagta leh:
Resole resins waxay isku xidhaa xabagta xoqidda (tusaale ahaan, aluminium oxide, silicon carbide) ee waraaqaha ciidda, giraangiraha shiidi, iyo saxannada jarista, taasoo hubinaysa waxqabad joogto ah oo ku saabsan alwaaxda iyo sameynta birta.
Tilmaamaha
| Magaca Badeecada | Asiidh Propionic ah | |||||||||
| Qaaciddada Kiimikada | C3H6O2 | |||||||||
| Miisaanka Molekulerka | 74.08 g/mol | |||||||||
| Muuqaalka | Dareere aan midab lahayn oo hufan | |||||||||
| Barta Dhalmada | -20.8℃ | |||||||||
| Barta Karkarinta | 141.1℃ | |||||||||
| Cufnaanta | 0.993 g/cm³ | |||||||||
| Lambarka CAS | 79 - 09 - 4 | |||||||||
| Koodhka HS | 29155000 | |||||||||
| Lambarka EINECS | 201 - 176 - 3 | |||||||||
| Codsiga | Waxaa lagu dabaqay balaastikada, farmashiyaha, cuntada, dareereyaasha iyo cadarka | |||||||||
Xaashida Xakamaynta Tayada
| Magaca Badeecada | Asiidh Propionic ah | ||||||
| SHAYGA | QIIMAHA CAADIGA AH (%) | QIIMAHA TIJAABADA (%) | |||||
| Waxyaabaha ku jira Propionic Acid, w/%≥ | 99.5 | 99.9 | |||||
| Cufnaanta (20/20℃) | 0.993-0.997 | 0.996 | |||||
| Karkarinta Kala Duwan / ℃ | 138.5-142.5 | 139.4-141.1 | |||||
| Hadhaaga uumiga, w/%≤ | 0.01 | 0.006 | |||||
| Biyo, w/%≤ | 0.15 | 0.02 | |||||
| Aldehyde, w/%≤ | ≤0.05 | 0.04 | |||||
| oksaydheyn fudud, w/%≤ | ≤0.05 | 0.01 | |||||
| Pb mg/kg≤ | 2.0 | ≤2.0 | |||||
| Sida mg/kg≤ | 3.0 | ≤3.0 | |||||
| Gunaanad | U hoggaansan heerarka GB 1886.210-2016 | ||||||
Tayada & U hoggaansanaanta
Dabacsanaanta Qaaciddada:
Loo habeyn karo guryaha gaarka ah:
Iska caabbinta Kulaylka Sare: Heerkulka kala-guurka galaaska (Tg) ilaa 300°C ee loogu talagalay codsiyada hawada sare.
Qiiqa Qiiqa Yar: Darajooyinka wax laga beddelay ee loogu talagalay deegaannada gaadiidka iyo badda (tusaale ahaan, IMO FTPC Qaybta 1aad waafaqsan tahay).
Heerarka Sharciyeynta:
Waxay buuxisaa heerarka UL, ASTM, iyo ISO 9001:2015. Heerarka taabashada cuntada (tusaale ahaan, resins phenolic ah oo ku jira gacanta qalabka) waxay u hoggaansamaan FDA 21 CFR 177.1020.
Waara:
Waxaa lagu soo saaray iyadoo la isticmaalayo phenol-ka ku salaysan bayoolojiga (tusaale ahaan, dareeraha qolofka looska cashew) ee qaar ka mid ah qaacidooyinka, taasoo yaraynaysa ku tiirsanaanta kiimikooyinka batroolka. Dib loo warshadayn karo iyada oo la gubayo iyadoo la soo celinayo tamarta.
Maxaad u Dooranaysaa Xabagtayada Fenolic?
Haddii aad u baahan tahay isku-darka u adkaysta dabka ee hawada sare, agabka is-jiidjiidka ee waxqabadka sare leh ee baabuurta, ama dahaarka waara ee dhismaha, resins-keena phenolic wuxuu bixiyaa isku-kalsooni aan la barbar dhigi karin. Iyada oo la adeegsanayo taageero farsamo iyo xarumo wax soo saar oo caalami ah oo ku yaal Waqooyiga Ameerika, Yurub, iyo Aasiya, waxaan bixinaa xalal loo habeeyey - laga bilaabo isku-darka novolac/resole ilaa darajooyin la xoojiyay - si loo daboolo baahiyaha saxda ah ee codsigaaga.
Mustaqbalka ku injineeri Resins-ka Phenolic-ka ee ugu Fiican - halkaas oo kulaylka, kiimikada, iyo iska caabbinta farsamada ay dib u qeexaan waxqabadka agabka.