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Stearyl methacrylate (SMA)

Stearyl methacrylate (SMA)

Kufotokozera Kwachidule:

CAS NO.: 2495-27-4 (C16)
32360-05-7 (C18)

Fomula:C20H38O2/C22H42O2

Kulemera kwa maselo:310.5/338.6

EINECS NO.:219-672-3 (C16) 251-013-5 (C18)

Mp:18~ 20 ℃

Bp:250 ℃

Refractive index:n20/D1.4502 (lit.)

Kuchulukana:0.864 g/mL pa 25°C(lit.)

Zolemba za Ester: ≥98.0%

C16 ester: 20-25%

C18 ester: 70-80%

Mtundu (Pt-Co): ≤50

Mtengo wa asidi (mg KOH/g): ≤0.5

Madzi (m/m): ≤0.05%

Inhibitor (MEHQ): 200±50 ppm


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kufotokozera:Stearyl methacrylate ndi chinthu chofunikira kwambiri chamankhwala, homopolymer kapena copolymer ya maleic anhydride ndi styrene, imatha kupititsa patsogolo kutulutsa kwamafuta amafuta pa kutentha kochepa.Ma polima a Stearyl acrylate ali ndi mawonekedwe a zisa, yankho lomwe lili ndi mawonekedwe ambiri.Amagwiritsidwa ntchito kwambiri ngati njira yochepetsera komanso yodutsa munjira yochiritsa ma radiation.Amagwiritsidwanso ntchito ngati mapulasitiki, zosinthira mphira, zokutira zoyala, zokutira ndi zotulutsa utoto, zotsitsa mafuta, zomangira zosiyanasiyana.

 

Ntchito:

1. Amagwiritsidwa ntchito mu crude kutsanulira point depressant, nsalu kumaliza wothandizira, chikopa chothandizira, plasticizer, mafuta kuyamwa utomoni.

2. Itha kugwiritsidwa ntchito popanga zokutira, zomatira, utomoni wopaka mapepala, zopangira mafuta opaka mafuta, makamaka oyenera kuphatikizika kwa nsalu zamkati, kuthandizira kupanga filimu ya zamkati, kukonza kulimba kwa zamkati, ndikuwonjezera kusalala kwa pamwamba.

 

Phukusi:170kg kulemera ukonde kapena chofunika monga Makasitomala.

 

Mayendedwe ndi kusungirako:

Pewani kunyezimira mvula ndi kutentha kwakukulu mumayendedwe;

Sungani zinthuzo pamalo ozizira, amthunzi ndi mpweya wabwino, khalani kutali ndi moto;

Miyezi 12 kuyambira tsiku lobadwa pa kutentha kwakukulu kosungirako 25 ℃.


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