cysteamine (Cysteamine, CS), ??????????????? β-merhydrylethylamine, ???? crystalline ?????, ??? melting 99 ~ 100 ℃, ??????????????, ????????????????????, ????????????????. ????????????????????? sulfhydryl ??? amino ?????????????????, ?????????????????????????????????. ???????????????????????????????????????????????????????????????. ??????? Cysteamine ??? thiol, ????? oxidation ??????????? disulfide ???????? hydrochloride ?????? (CysteamineHydrochloride, CSH) ??????. ???????????????? CSH ??????????????, ????????????????????, hygroscopicity ???????????, oxidation ????????????????????, ??? melting ??? 70.2 ~ 70.7 ℃.

CS ??? hydrochloride ?????? (CSH) ????????????????????????????????????????????, ??????????????????????????????? perm ???, ???????????????????????????????????????????????????.

?????????????????? perms ???, CSH ???????????????????????? CA (cysteamine hydrochloride).

?????? logP ????????????? cysteamine hydrochloride (CA) ???? lipophilic ???????????????????????????????????????? hydrophobic ???????? (octamer/microfibril).

Cysteamine hydrochloride (CA) ???????????????????? sulfhydryl ?????????????????, ??????????????????? disulfide ?????, cystine ?????????????? cysteine ??????? sulfhydryl, ??????????????, ?????????????????? curler ???, ?????????????? oxidized ????????? oxidizing ?????????????????????????????? curling ?????????. ???????????????????????????????????????????, ???????????, ??????????????????????????. ?????????????????????????????????????????????????, ?????????????????????????????????? CA ???????????????????????????????????? (?????????????????????????????????????), ??????????????????????????????????, ??????????????, ???????????????????????????!

?????????????????????? cysteamine hydrochloride (CA) ???????????????? thioglycollic, ???????????????????????????????? curling ???????????????????????? curling. ?????????????? PH ???????????????????????????????????? thioglycollic, ???????????????????????????? cysteamine hydrochloride (CA) curly hair is that it don't need to be heated for a long time, and the curl degree of 5 minutes with a high-alkaline and high concentration cysteamine hydrochloride perm is equal to the effect of using a thiog acid 5 minutes.

Cysteamine hydrochloride ??????????????????????????????????????????????????????????????????????????????????????????????????????, ?????????????????????????????????????. ?????????????????????????????????????????????, ?????????????????????????????????????????? keratin ??????, ???????????????????????, ????????????????????? perm.

Cysteamine hydrochloride perm ????????????? perm, ?????????????????????????????????????? crosslinking ????, ??? keratin ?????????????????????? crosslinking ???????????????, ?????????? curl ??????. ????????????????????????????????, ????????????????????????????????????????????????, ?????????????? perm ?????????????????????.