ʻO keʻano synthesis onaphthalene ʻO ka wai momona kiʻekiʻe e hōʻemi ana i ka makahiki:
(1).Naphthalene ua kauʻia ma ke kiʻekiʻe kiʻekiʻe (160 ~ 165 ℃)
(2). Hoʻohui i ka wai e make ai α-naphthalene sulfonic sulfonic acid hydrolyze off
(3). β-Naphthalene Sulfonic sulfonic AcID lāuaʻo Formaldehyded;
(4) neuteralization.
ʻO kaʻenehana noi oʻO Naphthalene kiʻekiʻe e hōʻemi ana i ka waipine:
1. Ua hoʻomākaukauʻia ka ikaika mua a me ka ikaika ikaika kiʻekiʻe. I ka wā e kāwili ai i ka 0.5% ~ 1%naphthalene ʻO ka wai momona kiʻekiʻe e hōʻemi ana i ka makahikiWahi a ke kaumaha o ka cement, hiki ke hoʻemiʻia ka wai e 16% ~ 25%, a ua hoʻonuiʻia ka ikaika o ka pāʻoihana e hoʻonuiʻia e 20% 4. 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50%
2.ʻO ka hoʻomākaukauʻana i ka nui o nā kahe nui, i ka wāʻO Naphthalene kiʻekiʻe e hōʻemi ana i ka waipineNo ka loaʻaʻana o 0.2% ~ 0.5%, hiki ke hoʻonuiʻia ka ikaika
3.ave cement, ma lalo o keʻano o ka mālamaʻana i ka ikaika o ka pale o ka paleʻana,ʻaʻole i emi iki, e hoʻohui ana i ka 0.5%naphthalene e lawa ai ka wai e hōʻemi aihiki ke mālama i ka cement ma kahi o 20%.
ʻO keʻano synthesis onaphthalene ʻO ka wai momona kiʻekiʻe e hōʻemi ana i ka makahiki:
(1). Naphthaleneua kauʻia ma ke kiʻekiʻe kiʻekiʻe (160 ~ 165 ℃)
(2). Hoʻohui i ka wai e make ai α-naphthalene sulfonic sulfonic acid hydrolyze off
(3). β-Naphthalene Sulfonic sulfonic AcID lāuaʻo Formaldehyded;
(4) neuteralization.
ʻO kaʻenehana noi oʻO Naphthalene kiʻekiʻe e hōʻemi ana i ka waipine :
1. Ua hoʻomākaukauʻia ka ikaika mua a me ka ikaika ikaika kiʻekiʻe. I ka wā e kāwili ai i ka 0.5% ~ 1%naphthalene ʻO ka wai momona kiʻekiʻe e hōʻemi ana i ka makahikiWahi a ke kaumaha o ka cement, hiki ke hoʻemiʻia ka wai e 16% ~ 25%, a ua hoʻonuiʻia ka ikaika o ka pāʻoihana e hoʻonuiʻia e 20% 4. 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50% ~ 50%
2.ʻO ka hoʻomākaukauʻana i ka nui o nā kahe nui, i ka wāʻO Naphthalene kiʻekiʻe e hōʻemi ana i ka waipineNo ka loaʻaʻana o 0.2% ~ 0.5%, hiki ke hoʻonuiʻia ka ikaika
3.ave cement, ma lalo o keʻano o ka mālamaʻana i ka ikaika o ka pale o ka paleʻana,ʻaʻole i emi iki, e hoʻohui ana i ka 0.5%naphthalene e lawa ai ka wai e hōʻemi ai hiki ke mālama i ka cement ma kahi o 20%.
Post Time: Nov-15-2021
