Bisphenol A/BPA Bisphenol A (BPA) Furakɛcogo ɲɛfɔli sɛbɛn
Fɛn dilannenw ka ɲɛfɔli kunbaba
Fɛn dilannenw ɲɛfɔli
Fura tɔgɔ: Bisphenol A (A surunyalen: BPA)
Furakɛcogo kemikali: C15H12O2
CAS nimɔrɔ: 80-05-7
EINECS nimɔrɔ: 201-245-8
Fɛn dilannenw suguya: Oleochimiques; Sintetiki fɛnɲɛnamaw
A yecogo: Kristali finman minnu bɛ i n’a fɔ pikirijikɛlan walima mugu finman finman (industri grade bɛ se ka ye i n’a fɔ fɛn gɛlɛnw granulaire)
Fɛnɲɛnɛma ni kemikɛlifɛnw
| Ta | Kɛrɛnkɛrɛnnenya la |
|---|---|
| Molecules (molecules) girinya | 228,29 g/mol |
| Fɛn min bɛ kɛ ka fɛnw wuli | 158–159 °C (316–318 °F) ye. |
| Tobilikɛyɔrɔ | 220 °C (428 °F) ni milimɛtɛrɛ 4 ye (a bɛ kɛ ni fɛnɲɛnamafagalan ye) . |
| Hakɛ | 1,195 g/cm3 (25 °C) ye . |
| Solubilité (Solu ye) ye | A tɛ wuli ji la; a bɛ se ka wuli fɛnɲɛnamafagalanw na (misali la, etanɔli, asetɔni, bɛnzɛni, toluyɛni, ani etili asetati) . |
| Flash Point (Flash Point) ye | 227 °C (tasa dagalen) . |
| Basigi sabatili | A bɛ sabati funteni ni degun bɛnnen kɔrɔ; a bɛ se ka kɛ yeelen ultraviolet (UV) ye (a bɛ se ka tiɲɛ walima ka a kulɛri wuli ni a bɛ UV la waati jan kɔnɔ); aw kana maga oksidan barikamaw, asidiw ani alkaliw la |
Aplikasi jɔnjɔnw
Bisfenɔli A ye cɛmancɛ nafama ye polimɛriw ni izinifɛnw dilanni na minnu bɛ baara kɛ kosɛbɛ, ni nin baarakɛcogo jɔnjɔn ninnu ye :
Polikarbonati (PC) Plastiki dilanni
I n’a fɔ PC plastiki fɛnɲɛnamafagalan fɔlɔ, BPA bɛ se ka kɛ sababu ye ka fɛnw dilan minnu tɛ tiɲɛ, minnu tɛ funteni kɛlɛ i n’a fɔ ɛntɛrinɛti minɛnw sow (ɔridinatɛriw, telefɔni seleke naani), mobili yɔrɔw (ɲɛnamayalanw datugulanw, kɔnɔna panɛriw), ani dumunifɛnw minɛnw (minnu labɛnna lakana kama mara fanba la).
Epoksi Resin Sintezi
A bɛ kɛ ka epoyi resinw dilan ka kɛ finimuguw ye (misali la, bidon kɔnɔna finiw, izini finiw minnu bɛ sɔgɔli kɛlɛ), nɔrɔlanw (nɛgɛw jɔli fanga ka bon sanfɛla ni jɔli kama), ani kuran fɛnɲɛnamafagalanw (circuit boards, transformer windings).
Baara wɛrɛw kɛli iziniw kɔnɔ
Poliyetiri poliyɔliw ka fɛn fɔlɔw (u bɛ kɛ poliyuritan fomuw la)
Fɛn min bɛ fara plastiki kan, tasuma balilanw, ani UV sabatilifɛnw na polimɛri fɛnw na
Cɛmancɛ min bɛ furakisɛ kɛrɛnkɛrɛnnenw dilanni na (misali la, farikolo tangalanw, kalalifɛnw).
Jogoɲumanya sariyaw
An ka Bisphenol A ka fɛn dilannenw bɛ diɲɛ izini ni lakana sariyaw labato, ni saniya ni nɔgɔ kɔlɔsili taamasiɲɛw ye minnu bɛ kɛ i n’a fɔ ninnu:
| Index (Index) ye | Industrie Grade (Typique) ye . | Reactif Grade (Saniyaba) . |
|---|---|---|
| Saniya (HPLC) . | ≥ 99,5% ye . | ≥ 99,8% ye . |
| Ji hakɛ min bɛ sɔrɔ a la | ≤ 0,1% ye . | ≤ 0,05% ye . |
| Ash Kɔnɔkow | ≤ 0,01% ye . | ≤ 0,005% ye . |
| Nɔgɔ gɛlɛnw (Pb, Cd, Hg) . | ≤ 10 ppm ye | ≤ 1 ppm ye |
| Fenɔli Tolen | ≤ 0,2% ye . | ≤ 0,05% ye . |
Sɛgɛsɛgɛli minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye, olu bɛ sɔrɔ izini mago kɛrɛnkɛrɛnnenw kama (misali la, nɔgɔ dɔgɔyalen hakɛw dumunifɛnw dilanni na).
Ladilikanw marali ni a minɛcogo
Walasa ka fɛn dilannenw sabati ani ka baarakɛcogo lakana, aw bɛ nin maracogo ni a minɛcogo sariyaw labato:
A maracogo cogoyaw
Funteni : Aw bɛ a mara yɔrɔ nɛnɛma ni jalen na, a hakɛ ye 15–25°C ye; aw kana funteni jugumanba (>30 °C) walima nɛnɛba (
Yeelen : Aw bɛ baara kɛ ni minɛnw ye minnu tɛ ye (misali la, gilasi buteli bulamaw, HDPE plastiki dununw ni UV lakanani bɛ minnu na) walasa ka UV ka tiɲɛni bali
Nɛnɛ : Aw bɛ nɛnɛ hakɛ danfaralen mara
Siginidenw ka wajibiw
Aw bɛ minɛnw datugu ka ɲɛ baara kelen-kelen bɛɛ kɔfɛ walasa ji kana don u la ani ka u nɔgɔ. Aw bɛ aw yɛrɛ tanga waati dɔɔni dasiri fɛɛrɛw ma (misali la, plastiki sirili) minnu bɛ se ka kɛ sababu ye ka ɲɔgɔn nɔgɔ
Lakanali fɛɛrɛw
Aw bɛ aw yɛrɛ tangalanw don (PPE): Bugun masike, ganw minnu tɛ se ka furakisɛw kɛlɛ, ani lakana ɲɛkisɛw don ni aw bɛ u minɛ (kɛrɛnkɛrɛnnenya la mugu/granular cogoyaw).
Fiɲɛ bilali: Aw bɛ aw jija fiɲɛ ka don u la ka ɲɛ u marayɔrɔw ni u minɛyɔrɔw la walasa buguri walima fiɲɛ kana dalajɛ
Fɛnɲɛnamafagalanw tali : Aw bɛ jibɔyɔrɔw saniya ni fɛnw ye minnu tɛ se ka fɛnw minɛ (dugukolo diatomɛsi, carbone activé); ka nɔgɔw fili ka kɛɲɛ ni sigida ka sariyaw ye minnu bɛ se ka kɛ kemikoro faratilenw ye
Sariyasunw labatoli
Duniya dantigɛliw : A bɛ EU REACH sariyasen (Annexe XVII) ka dantigɛliw labato BPA kan dumunifɛnw na (misali la, a dagalen don denmisɛnninw ka balo buteliw kɔnɔ).
Ameriki FDA: A bɛ FDA ka laadilikanw dafa BPA tali kan dumunifɛnw ni plastikiw la (21 CFR 175.300).
Sinuwa sariyaw: A bɛ GB 4806.6 (lakanani sariyaw labato plastiki resinw na minnu bɛ se ka maga dumuni na)
Foroko & A marali waati
Foroko suguya minnu bɛ se ka kɛ:
Industri Grade : HDPE plastiki bɔrɔ kilo 25 (ni kɔnɔna poliyetilɛni finiw bɛ u kɔnɔ) walima kilo 500 fibre dunun (u datugulen don ni aluminiyɔmu papiye ye).
Reagent Grade : kilo 1 amber galasi buteliw (u datugulen don ni teflon-lined caps) ye
A mara waati : kalo 24 ka bɔ a dilanni don na (ni a maralen don ka kɛɲɛ ni sanfɛla sariyaw ye, a ma dabɔ).
Bisphenol A ka jogoɲini sɛbɛn
| Analyte (banakisɛfagalan). | Inite | Kɛrɛnkɛrɛnnenya la | Jaabi | Kɔrɔbɔli Fɛɛrɛ |
| Yecogo | / . | Fini granular walima flaky, Ni masin nɔgɔ tɛ a la | Granular blanc, Ni nɔgɔ masin tɛ a la | GB/T 28113-2011. Bamako, Mali |
| Bisfenɔli A | Kɔnɔ/% | ≥99,85 ye | 99,925 ye | GB/T 28113-2011. Bamako, Mali |
| Fenɔli | Kɔnɔ/% | ≤0,005 ye | 0,001 ye | GB/T 28113-2011. Bamako, Mali |
| 2,4-Izomɛri (Isomer) ye | Kɔnɔ/% | ≤0,050 ye | 0,01 ye | GB/T 28113-2011. Bamako, Mali |
| Point Kristali ye | °C | ≥156,6 ye | 157.2 | GB/T 28113-2011. Bamako, Mali |
| Chroma min bɛ wuli | Kulɛri, Pt-Co (Unité Hazen) | ≤20 ye | 10. Ɲɛjirali dɔw | GB/T 28113-2011. Bamako, Mali |
| Furakɛcogo Chroma | Kulɛri, Pt-Co (Unité Hazen) | / . | 5. 5. | GB/T 28113-2011. Bamako, Mali |
| Bugun | Kɔnɔ/% | ≤0,08 ye | 0,02 ye | GB/T 6283-2008 kɔnɔ |