messages: On distingue principalement les dérivés de cellulose comme l'hydroxypropylméthylcellulose (HPMC), l'éthylcellulose, les carboxyméthylcelluloses, l'hydroxypropylméthylcellulose phtalate ou les mélanges de ces produits.
  
  Hé, mets ça en anglais.
messages: user
messages: They include mainly cellulose derivatives such as hydroxypropylmethylcellulose (HPCM), ethylcellulose, carboxymethylcelluloses, hydroxypropylmethylcellulose phthalate or mixes of these products.
messages: assistant