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Diethyl sebacate(CAS#110-40-7)

Āhuatanga matū:

Tātai rāpoi C14H26O4
Molar Mass 258.35
Kiato 0.963 g/mL i te 25 °C (marama)
Te Whakarewa 1-2 °C (marama)
Piro Pouri 312 °C (marama)
Tohu Kohiko >230°F
Nama JECFA 624
Wairewa wai paku wairewa
Kohu Kohu 0.018Pa i te 25 ℃
Te ahua wai
Tae kore tae ki te kowhai kowhai
Te kakara waina quince hua merengi ngawari
Merck 14,8415
BRN 1790779
Tikanga Rokiroki Whakaorangia ki raro +30°C.
Taurangi Refactive n20/D 1.436(marama)
Āhuatanga ā-tinana, matū hoki Ko tenei hua kaore he tae, he kowhai marama ranei he wai hinuhinu. He kakara motuhake moroiti-Ester. Ko te kiato whanaunga o 0.960~0.963 (20/4 C). Ira Whakarewa: 1-2 ℃, Ira Kohiko:> 110 ℃, Ira Kohua: 312 ℃(760mmHg), taupū whakaata: 1.4360, karekau i te wai, ka whakarewahia i te waipiro, te etera me etahi atu whakarewa pararopi.
Whakamahi Na te mea he pai te hototahi o tenei hua ki te nitrocellulose me te butyl acetate cellulose, he maha nga wa e whakamahia ana hei plasticizer mo nga rei me nga kapia vinyl, ka taea hoki te whakamahi i roto i te whakahiato pararopi, whakarewa, pigments me nga takawaenga rongoa.

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xi – Irritant
Waehere Morearea 38 – He whakapouri ki te kiri
Whakaahuatanga Haumaru S36 – Mau kakahu whakamarumaru tika.
S24/25 – A ape i te pa ki te kiri me nga kanohi.
WGK Tiamana 2
RTECS VS1180000
Waehere HS 29171390
Te paitini LD50 ā-waha i roto i te Rapeti: 14470 mg/kg

 

Kupu Whakataki

Diethyl sebacate. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, nga tikanga whakangao me nga korero haumaru:

 

Kounga:

- Ko te Diethyl sebacate he wai kore tae, he kakara.

- Ko te pūhui karekau ki te wai engari ka whakarewahia i roto i nga whakarewa pararopi noa.

 

Whakamahia:

- Ko te Diethyl sebacate te nuinga o te wa e whakamahia ana hei whakarewa, ka whakamahia i roto i nga waahi ahumahi penei i te paninga me te waituhi.

- Ka whakamahia ano he mea whakakikorua me te whakaurunga ki te whakarato i te rangi me te aukati matū.

- Ka taea hoki te whakamahi i te Diethyl sebacate hei rauemi mata mo nga antioxidants me te polyurethanes ngawari.

 

Tikanga:

- Ko te Diethyl sebacate te nuinga o te wa ka mahia e te hohenga o te octanol me te acetic anhydride.

- Tauhohehia te octanol ki te whakakorikori waikawa (hei tauira, te waikawa pungatara) hei whakaputa i te takawaenga whakahohe o te octanol.

- Na, ka taapirihia te anhydride acetic me te whakamaarama ki te whakaputa i te matehyl sebacate.

 

Mōhiohio Haumaru:

- He iti te paitini a Diethyl sebacate i raro i nga tikanga whakamahi noa.

- Heoi ano, ka uru ki roto ki te tinana o te tangata ma te ngongo, te pa ki te kiri, ki te horomia ranei, me karohia ona kohu ina whakamahia, me karo te pa ki te kiri, me karo te kai.

- Mau taputapu whakamarumaru e tika ana, penei i nga karapu me nga karaehe whakamarumaru, kia pai te hau.

- Me horoi rawa te kiri, kakahu ranei kua poke i muri i te mahi.

- Mena ka horomia, ka ngotea ranei i roto i te nui o te nui, rapu wawe i nga mahi hauora.


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