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Stirene

Stirene

ʻO ka wehewehe pōkole:

CAS NO.:100-42-5

KumukumuC8H8

Kaumaha molekula104.15

Mp-31 °C

ʻO Bp145-146 °C(māmā)

Hōʻike hōʻiken20/D 1.546(māmā)

Pumi mahu12.4 mm Hg ( 37.7 °C)

ʻO ka mānoanoa0.906 g/mL ma 20 °C

Maʻemaʻe: ≥99.5%

Kala (Pt-Co): ≤20

ethylbenzene (%): ≤0.08

Kāohi (MEHQ): 10~15

Ka helu heheʻe: -31°C(kukui.)

Ka helu hoʻolapalapa: 145-146°C(kukui.)

Māmā: 0.906g/mL ma 25°C

Māmā māhu: 3.6 (vsair)

Pumi mahu: 12.4mmHg (37.7°C)

Hōʻike manaʻo hoʻohālikelike: n20/D1.546(lit.) wahi uila 88°F

Nā kūlana mālama: Hale kūʻai<=20°C.

Solubility: 0.24g/l

ʻAkika helu helu (pKa): >14 (Schwarzenbac hetal., 1993)

ʻAno: Wai

kala: kala ole

Kaumaha kikoʻī: 0.909

Ka palena pahū: 1.1-8.9% (V)

Pae ʻAla (PapaʻAla): 0.035ppm

Hiki i ka wai: 0.3g/L (20ºC)

Kekahi hau: -30.6 ℃

Nani: AirSensitive

Merck: 14,8860

BRN: 1071236


Huahana Huahana

Huahana Huahana

wehewehe:ʻO Styrene (C8H8), he mea waiwai nui ka wai kemika, he monocyclic aromatic hydrocarbon me kahi kaulahao ʻaoʻao olefin a me kahi ʻōnaehana conjugated me ke apo benzene.ʻO ia ka lālā maʻalahi a koʻikoʻi o nā hydrocarbons aromatic unsaturated.Hoʻohana nui ʻia ʻo Styrene ma ke ʻano he mea maka no ka hana ʻana i nā resins synthetic a me ka synthetic rubber.
He wai waihoʻoluʻu ʻole ʻo Styrene ma ka lumi wela, ʻaʻole hiki ke hoʻoheheʻe ʻia i ka wai, akā hiki ke hoʻoheheʻe ʻia i loko o nā mea hoʻoheheʻe kūlohelohe e like me ka ʻaila, ethanol a me ka etera, a he mea ʻawaʻawa a he ʻala kūikawā.No ka mea, loaʻa i ka styrene nā paʻa pālua unsaturated a hoʻokumu i kahi ʻōnaehana hoʻohui ʻia ʻo Chemicalbook me ke apo benzene, loaʻa iā ia ka reactivity kemika ikaika a maʻalahi hoʻi i ka polymerize a me ka polymerize.ʻO ka mea maʻamau, ua hoʻopololei ʻia ka styrene e ka hoʻomehana a i ʻole ka catalyst.Hiki ke puhi ʻia ʻo Styrene a hiki ke hana i nā hui pahū me ka ea.

 

Nā hiʻohiʻona:Volatility ikaika

 

Noi:

1. Hoʻohana nui ʻia e like me ka mea maka no ka polystyrene, ka lāʻau synthetic, ka ʻenekinia plastics, ka resin exchange ion, etc.

2. ʻO ka hoʻohana nui ʻana he monomer no ka ʻōpala synthetic a me nā plastics e hana i ka styrene-butadiene rubber, polystyrene, a me ka polystyrene foamed;Hoʻohana pū ʻia ia e copolymerize me nā monomers ʻē aʻe e hana i nā plastics ʻenekinia no nā kumu like ʻole.

3. No ka hoʻohuihui organic a me ka resin synthesis

4. Hoʻohana ʻia ia no ka hoʻokumu ʻana i ka mea hoʻonaninani keleawe plating, e pāʻani ana i ka hana o ka pae a me ka hoʻomālamalama

 

Pūʻolo:170kg upena paona, a koi 'ia e like me Customer.

 

Ka lawe ʻana a me ka mālama ʻana:

1. Ma muli o kāna mau mea kemika ikaika, mālama ʻia ka styrene i loko o kahi hale kūʻai ʻoluʻolu a me ka makani.

2. E mālama i ke ahi a me nā kumu wela, a ʻaʻole pono ka mahana o ka mālama ʻana ma mua o 25 ℃

3. No ka pale ʻana i ka polymerization ponoʻī o styrene, hoʻohui pinepine ʻia ka TBC polymerization inhibitor i ka wā mālama a me ka lawe ʻana.


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