Dl-lackidewaa mid si gaar ah loo soo saaro oo la soo saaro, ka dib saddex nadiifin, daahir sare, tayo sare leh, iyo qiimaha ugu fiican.
Warshadda kaliya ee la soo saaray ee Shiinaha. Tayada waa la dammaanad qaaday qiimahana waa mid hooseeya.
LackideWaa midab khafiif ah oo midab leh ama midab crystal ah, dhibic dhalaalaysa waa 93-95 ℃, si fudud u milatari kolortorm, etholol, oo biyo ku dhex jira. Way fududahay in hydrololololoze iyo polymerize.LackideWaxaa loo isticmaali karaa soosaarka polylactic-ka sare ee loo yaqaan 'pareylactic acid', wakiilka cyclic eart
Si loo caddeeyoDl-lackide:
Magaca wax soo saarka:Dl-lackide
CAS: 95-96-5
MF: c6h8o4
MW: 144.13
Einecs: 202-468-3
Barta dhalaalaya: 116-119 ° C
Point Point: 142 ° C8 mm hg (iftiinka.)
Cufnaanta: 1.186 ± 0.06 g / cm3 (la saadaaliyay)
FP: 180 ° C
Kaydinta ku meel-gaarka ah: 2-8 ° C
CodsigaDl-lackide
Dl-lackidewaxaa loo isticmaalaa in lagu soo saaro 2-hydroxy-propiotic acid 1- (1-phenyl-ethenl-ethenl-ethexycarbonyl) -Ether ester esters. Waxay u dhaqmeysaa sidii wax muhiim ah oo ceyriin ah iyo mid dhexdhexaad ah oo loo isticmaalo isku-darka dabiiciga ah, dawooyinka, abrooficals iyo dyes. Waxay ku lug leedahay alkzyysis-ka si loo soo saaro labadaba alkyl (r) --lact-ka iyo alkyl (s) -Laxcellact.
Dl-lackidewaxaa badanaa loo isticmaalaa sidii lakab ilaalin ah oo ku jira jaakadaha boogta, ama xargaha, boolal ama mesh qalliin, maadaama ay hoos u dhaceyso qiyaastii lix bilood oo aashito ah oo aashito ah.
Haddii aad u baahatid, fadlan ha seegin, soo dhawow inaad nala soo xiriirto, waxaan kuu soo diri doonaa qiimaha ugu fiican isla markaaba marka la helo baaritaankaaga.
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Waqtiga Post: Jun-13-2022