description
polyTetrahydrofuran farin kakin zuma ne wanda yake narkewa cikin sauƙi a cikin alcohols, esters, ketones, da aromatic hydroCarbons da hydrocarbons masu sinadarin chlorine, amma ba ya narkewa a cikin hydrocarbons na aliphatic da ruwa. Yana rikidewa zuwa ruwa mai haske idan zafin ya wuce zafin ɗaki.
Aikace-aikace
Polytetrahydrofuran ana amfani dashi galibi azaman yanki mai laushi na polyurethane mai ɓarna ko polyester polyester mai ɓarna. Rubber polyurethane da aka raba da aka yi daga polytetrahydrofuran tare da matsakaicin nauyin kwayoyin halitta na 1000 ana iya amfani dashi azaman taya, bel na watsawa, gaskets, da sauransu; ana iya amfani dashi kuma sutturawa, fata na wucin gadi, fina-finai, da dai sauransu. Polyester polyester da aka raba shi ne elastomer na thermoplastic. Polytetrahydrofuran tare da matsakaicin nauyin kwayoyin halitta na 2000 za a iya amfani dashi don yin fibers na roba na polyurethane.
bayani dalla-dalla
Samfur | 250 | 650 | 1000 | 1400 | 1800 | 2000 | 3000 |
Nauyin kwayoyin halitta | 250 ± 25 | 650 ± 25 | 1000 ± 50 | 1400 ± 50 | 1800 ± 50 | 2000 ± 50 | 3000 ± 100 |
Danko (40ºCcp) | 50 | 205 | 270 | 660 | 1215 | 1225 | 1350 |
Fihirisar Refractive (nD25) | 1.462 | 1.462 | 1.463 | 1.463 | 1.464 | 1.464 | 1.464 |
Matsayin narkewa (TM,ºC) | -5 | 19 | 24 | 26 | 28 | 32 | 35 |
Lambar Hydroxyl (mgKOH/g) | 408.0-498.7 | 166.2-179.5 | 106.9-118.1 | 77.4-83.1 | 60.6-64.1 | 54.7-57.5 | 36.2-38.7 |
danshi (wt ppm) | 250max | 200max | 200max | 200max | 150max | 200max | 200max |
Chroma (APHA) | 40 max | 40 max | 40 max | 40 max | 40 max | 40 max | 40 max |
Acid darajar (MG KOH/g) | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max |
Peroxide (wt, ppm kamar H2O2) | 2 max | 2 max | 2 max | 2 max | 2 max | 2 max | 2 max |
volatility (wt ppm) | 0.1 max | 0.1 max | 0.1 max | 0.1 max | 0.1 max | 0.1 max | 0.1 max |
Stability (wt ppm a matsayin BHT) | 250 ± 50 | 250 ± 50 | 250 ± 50 | 250 ± 50 | 250 ± 50 | 250 ± 50 | 250 ± 50 |
Wurin walƙiya (buɗe kofi) | ≥260 | ≥260 | ≥260 | ≥260 | ≥260 | ≥260 | ≥260 |
Metal (wt ppm a matsayin Fe) | 1 max | 1 max | 1 max | 1 max | 1 max | 1 max | 1 max |
Nau'in Marufi:
200kg Karfe Drum
16 MT 20'FCL
22 MT Isotank
Certifications
ISO 9001. ISO 22716. cGMP bokan
Kosher, Halal bokan
shipping Information
MOQ: (Saboda yanayin jigilar sinadarai, da fatan za a tuntuɓi manajan cinikin teku don cikakkun bayanai!)
Tashar Jiragen Ruwa ta Lodawa: CHINA - Tashar Jiragen Ruwa ta Shanghai, Tashar Jiragen Ruwa ta Ningbo Zhoushan, Tashar Jiragen Ruwa ta Guangzhou, QinGDAo Tashar jiragen ruwa, Tashar jiragen ruwa ta Tianjin, Tashar jiragen ruwa ta Dalian, Tashar jiragen ruwa ta Xiamen, Tashar jiragen ruwa ta Lianyungang (ana iya tabbatar da ita bisa ga buƙatun abokan ciniki)
Lokacin Isarwa: makonni 4-6, ya danganta da girman tsari da wurin zuwa
biya Terms
L/C, D/P, T/T akan farashin mai siye
Samfurin samuwa akan buƙata
Sunaye Da yawa
PTMG
b2000
PTMEG
polifurt
hiprenemc532
Farashin 1400
terathane (R) 1400
poly (butyleneoxide)
Poly (tetrahydrofuran)
(2S)-2-butoxybutan-1-ol
glycols, polytetramethylene
poly (oxy-1.4-butylene) glycol
alpha-hydro-omega-hydroxy-poly (oxy-4-butanediyl)
terathane 2000 polyether glycol (poly-tetrahydrof
4-butanediyl),.alpha.-hydro-.omega.-hydroxy-poly(oxy-1).
- Bazuwar Abun ciki
- Abun ciki mai zafi
- Abin dubawa mai zafi
- China factory Sulfuric acid 98%
- Mai tarawa BLK-301/Haɗaɗɗen Matsaloli Mai Tafiya ≥60%
- Fadada AN abin fashewa
- acetone
- Sodium peroxide
- Calcium chloride anhydrous don abinci
- Lithium Carbonates 99.5% Matsayin Baturi ko 99.2% Matsayin masana'antu 99%
- 1Sodium Cyanide Rangwame (CAS: 143-33-9) don Ma'adinai - Babban Inganci & Farashin Gasa
- 2Sodium Cyanide 98.3% CAS 143-33-9 NaCN mai sanyaya zinare mai mahimmanci ga masana'antar sinadarai na hakar ma'adinai
- 3Sabbin ka'idojin kasar Sin game da fitar da sinadarin sodium Cyanide da jagora ga masu saye na kasa da kasa
- 4Sodium Cyanide (CAS: 143-33-9) Takaddun shaida na ƙarshe (Sinanci da Ingilishi)
- 5Cyanide na kasa da kasa (Sodium cyanide) Lambar Gudanarwa - Matsayin Karɓar Ma'adinan Zinare
- 6China factory Sulfuric acid 98%
- 7Anhydrous Oxalic acid 99.6% Matsayin Masana'antu
- 1Sodium Cyanide 98.3% CAS 143-33-9 NaCN mai sanyaya zinare mai mahimmanci ga masana'antar sinadarai na hakar ma'adinai
- 2Babban Tsafta · Tsayayyen Ayyuka · Babban farfadowa - sodium cyanide don leaching na gwal na zamani
- 3Kariyar Abincin Abinci Sarcosine Mai Cin Abinci 99% min
- 4Dokokin Shigo da Sodium Cyanide & Biyayya - Tabbatar da Amincewa da Shigowa a cikin Peru
- 5United ChemicalƘungiya ta Bincike tana Nuna Hukunci Ta Hannun Bayanan Bayanai
- 6AuCyan™ Mai Inganci Sodium Cyanide | Tsarkakakken 98.3% don Haƙar Zinare na Duniya
- 7Dijital Detonator (lokacin jinkiri 0 ~ 16000ms)
Tuntuɓar saƙon kan layi
Ƙara sharhi: