Focus on Cellulose ethers

Isakhiwo Samakhemikhali Nomkhiqizi We-Cellulose Ethers

Isakhiwo Samakhemikhali Nomkhiqizi We-Cellulose Ether

Ama-cellulose ethersziwumndeni wama-polymers ancibilika emanzini atholakala ku-cellulose, i-polymer yemvelo etholakala ezindongeni zamaseli ezitshalo.Isakhiwo samakhemikhali se-cellulose ethers sifinyelelwa ngokuguqulwa kwamakhemikhali e-cellulose ngokwethula amaqembu e-ether ahlukahlukene.Ama-cellulose ether ajwayelekile ahlanganisa iHydroxyethyl Cellulose (HEC), Hydroxypropyl Methylcellulose (HPMC), Methyl Cellulose (MC), Carboxymethyl Cellulose (CMC), nabanye.Izakhiwo zamakhemikhali zalawa ma-cellulose ethers zimi kanje:

  1. I-Hydroxyethyl Cellulose (HEC):
    • Amaqembu e-Hydroxyethyl angeniswa esakhiweni se-cellulose.
    • Isakhiwo Sekhemikhali: [Cellulose] – [O-CH2-CH2-OH]
  2. IHydroxypropyl Methylcellulose (HPMC):
    • Amaqembu e-Hydroxypropyl kanye ne-methyl angeniswa esakhiweni se-cellulose.
    • Isakhiwo Samakhemikhali: [Cellulose] – [O-CH2-CHOH-CH3] kanye ne-[O-CH3]
  3. I-Methyl Cellulose (MC):
    • Amaqembu e-Methyl angeniswa esakhiweni se-cellulose.
    • Isakhiwo Samakhemikhali: [Cellulose] – [O-CH3]
  4. I-Carboxymethyl Cellulose (CMC):
    • Amaqembu e-Carboxymethyl angeniswa esakhiweni se-cellulose.
    • Isakhiwo Sekhemikhali: [Cellulose] – [O-CH2-COOH]

Isakhiwo samakhemikhali esiqondile singahluka ngokuya ngezinga lokushintshwa (DS) nezinye izici ezihlobene nenqubo yokukhiqiza.Ukwethulwa kwala maqembu e-ether kunikeza izici ezithile ku-ether ye-cellulose ngayinye, njengokuncibilika kwamanzi, ikhono lokuqina, amandla okwenza ifilimu, nokunye.

Abakhiqizi be-cellulose ethers bahlanganisa izinkampani zomhlaba jikelele nezesifunda.Abanye abakhiqizi abavelele embonini ye-cellulose ethers bafaka:

  1. I-Kima Chemical:
    • I-Kima Chemical yinkampani yamakhemikhali e-cellulose ether yamazwe ngamazwe ekhiqiza imikhiqizo ehlukahlukene yamakhemikhali, kuhlanganise ne-cellulose ethers.
  2. I-Shin-Etsu:
    • I-Shin-Etsu, ezinze e-Japan, yaziwa ngokukhiqiza imikhiqizo ehlukene yamakhemikhali, okuhlanganisa nokuphuma kwe-cellulose.
  3. I-Ashland Inc.:
    • I-Ashland yinkampani yomhlaba wonke yamakhemikhali akhethekile ekhiqiza ama-cellulose ether phakathi kweminye imikhiqizo.
  4. CP Kelco:
    • U-CP Kelco ungumkhiqizi ohamba phambili emhlabeni wonke wama-hydrocolloid akhethekile, okuhlanganisa nama-cellulose ethers.
  5. AkzoNobel:
    • I-AkzoNobel yinkampani yamazwe ngamazwe eyenza uhla lwamakhemikhali akhethekile, kuhlanganise nama-cellulose ethers.
  6. I-Nouryon (ngaphambili eyayaziwa nge-AkzoNobel Specialty Chemicals):
    • I-Nouryon ingumkhiqizi omkhulu wamakhemikhali akhethekile, futhi iqhubeka nefa le-AkzoNobel Specialty Chemicals.

Lezi zinkampani zinobukhona obubalulekile emakethe ye-cellulose ethers futhi zihlinzeka ngebanga lamabanga nokuhluka ukuze kuhlangatshezwane nezidingo ezahlukahlukene zezimboni nezentengiso.Uma usebenzisa ama-cellulose ethers, kubalulekile ukubhekisela kumadokhumenti athile omkhiqizo anikezwe umenzi ngolwazi oluningiliziwe mayelana nezakhiwo, amazinga okusetshenziswa anconyiwe, neminye imininingwane yobuchwepheshe.

 

Isikhathi sokuthumela: Jan-20-2024
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