ʻO ka waiwai nui o ka mahana o keʻano o ka wela ma hydroxyprooparllose

1. Gel mahana (0.2% hoʻonā) 50-90 ° C.

2. E hoʻomoʻa i ka wai a me ka nui o ka polar c a me keʻano kūpono o ka ethanol, acetoone, a me ka nui, a me ka nui a iʻole ka nui ʻO ka hopena o ka aqueous ka hana i ka hana,ʻoi aku ke kiʻekiʻe o keʻano a me ka hana paʻa.

3 Hoʻoholoʻia ka hopena o ka huahana aqueous e hana i kahi gel a me nā mea kanu, a laila e hoʻokuʻuʻia ma hope o ka hoʻomaha. ʻOkoʻa ka mahana o nāʻano likeʻole o nā kiko'ī likeʻole. Hoʻololi nā mea hoʻonā me ka viscosity. Ka lalo o ka viscosity, ka mea nui loa. ʻO nā kiko'ī likeʻole o HPMC i loaʻa nāʻokoʻa i kā lākou mau waiwai, a me ka weheʻana o ka HPMC i ka wai i hoʻopilikiaʻia e ka nui o ka wai.

4 Bulk Density: 0.25-0.70G / (maʻamau a puni 0.4g /), helu helu 1.26-1.31. ʻO ka hoʻonuiʻana o ka hoʻololiʻana: 180-200 ° C, ke kālepa carbionization mahana: 280-300 ° C. ʻO ka waiwai methoxyl i nā makahiki he 19.0% a 30.0%, a me ka hydroxyproopsal waiwai mai 4% a 12%. Viscosity (22 ° C, 2%) 5 ~ 200000Mpa .s. Gel mahana (0.2%) 50-90 ° C

5.ʻO HPMC i loaʻa nā hiʻohiʻona o ka hiki, ka paʻakai, nā waiwai ākea, ka laulā nui, nā mea ākea ākea


Post Time: APR-17-2023