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Stearyl methacrylate (SMA)

Stearyl methacrylate (SMA)

Nkọwa dị mkpirikpi:

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

Usoro:C20H38O2/C22H42O2

Ibu arọ molekụla:310.5/338.6

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

Mp:18~20℃

Bp:250 ℃

Ntụgharị ntụgharị:n20/D1.4502 (ọkụ)

Njupụta:0.864 g/ml na 25°C (ọkụ)

Ọdịnaya Ester: ≥98.0%

C16 ester: 20 ~ 25%

C18 ester: 70 ~ 80%

Agba (Pt-Co): ≤50

Uru acid (mg KOH/g): ≤0.5

Mmiri (m/m): ≤0.05%

Ihe mgbochi (MEHQ): 200± 50 ppm


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa:Stearyl methacrylate bụ ihe dị mkpa kemịkalụ akụrụngwa, homopolymer ya ma ọ bụ copolymer nke maleic anhydride na styrene, nwere ike imeziwanye mmiri nke ngwaahịa mmanụ ala na obere okpomọkụ.Stearyl acrylate polymers nwere usoro nhazi, nke ngwọta nwere ọtụtụ njirimara.A na-eji ya eme ihe n'ọtụtụ ebe dị ka ihe na-eme ihe na-emeghachi omume na crosslinker na usoro ọgwụgwọ radieshon.A na-ejikwa ya mee ihe dị ka plastik, ndị na-agbanwe rọba, ndị na-eme ka ihe na-eme ka ọ dị elu, ihe mkpuchi na ihe ndị na-emepụta ihe na-emepụta ihe, mmanụ na-agbanye ihe ndị na-akụda mmụọ, ihe dị iche iche.

 

Ngwa:

1. A na-eji crude wụsa ihe na-ada mbà n'obi, onye na-emecha ákwà, ihe enyemaka akpụkpọ anụ, plasticizer, mmanụ na-amịpụta resin.

2. Enwere ike iji ya mee ihe mkpuchi, adhesives, resins mkpuchi akwụkwọ, ihe mgbakwunye mmanụ na-ete mmanụ, karịsịa nke dabara adaba maka nhazi nke pulp textile, iji nyere aka ịmepụta ihe nkiri nke pulp, melite ike nke pulp, na ịbawanye ire ụtọ n'elu.

 

ngwugwu:170kg net arọ ma ọ bụ chọrọ dị ka ahịa.

 

Ụgbọ njem na nchekwa:

Zere mmiri ozuzo na-egbuke egbuke na oke okpomọkụ na njem;

Chekwaa ngwaahịa ndị ahụ na ọnọdụ dị jụụ, ndò na ikuku ventilashion, mee ka ọ dị anya na ọkụ;

12 ọnwa site na ụbọchị nnyefe na kacha nchekwa okpomọkụ nke 25 ℃.


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