description
Poly Tetrahydrofuran wani farin kakin zuma ne mai kauri wanda yake narkewa cikin sauƙi a cikin alcohols, esters, ketones, aromatic hydrocarbons da hydrocarbons masu chlorine, amma ba ya narkewa a cikin aliphatic hydrocarbons da ruwa. Yana rikidewa zuwa ruwa mai haske idan zafin ya wuce zafin ɗaki.
Aikace-aikace
Ana amfani da Polytetrahydrofuran galibi a matsayin ɓangaren laushi na polyurethane mai rarrabuwa ko polyester mai rarrabuwa. Robar polyurethane da aka raba da aka yi da polytetrahydrofuran mai matsakaicin nauyin kwayoyin halitta na 1000 za a iya amfani da ita azaman tayoyi, bel ɗin watsawa, gaskets, da sauransu; ana iya amfani da ita don shafa , fata ta wucin gadi, fina-finai, da sauransu. Polyester ɗin polyester da aka raba da aka samar shine elastomer na thermoplastic. Polytetrahydrofuran mai matsakaicin nauyin kwayoyin halitta na 2000 za a iya amfani da shi don yin zare 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, Tashar Jiragen Ruwa ta Qin GDA o 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
- Mai tarawa BLK-301/Haɗaɗɗen Matsaloli Mai Tafiya ≥60%
- Featured Poducts Sodium Cyanide
- Dodecylbenzenesulfonic acid
- Ammonium sulfate darajar abinci
- Manganese sulfate
- butyl vinyl ether
- Lithium chloride, 99.0%, 99.5%
- 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
- 4United ChemicalƘungiya ta Bincike tana Nuna Hukunci Ta Hannun Bayanan Bayanai
- 5AuCyan™ Mai Inganci Sodium Cyanide | Tsarkakakken 98.3% don Haƙar Zinare na Duniya
- 6Dijital Detonator (lokacin jinkiri 0 ~ 16000ms)
- 7Babban ƙarfi, Babban Madaidaicin Shock Tube Detonator
Tuntuɓar saƙon kan layi
Ƙara sharhi: