Polytetramethylene / PTMG / Polybutylene glycolpicture1
Polytetramethylene / PTMG / Polybutylene glycolpicture2
Polytetramethylene / PTMG / Polybutylene glycolpicture3
Polytetramethylene / PTMG / Polybutylene glycolpicture4
Polytetramethylene / PTMG / Polybutylene glycolpicture5

Polytetramethylene / PTMG / Polybutylene glycol

(CAS: 25190-06-1)
CAS25190-06-1
MFC16H33O5X2
oru nkọwa≥99.50%
  • Ọkwa nke ihe egwu:3
  • Nọmba UN:2056
  • Koodu HS:39072020
  • MW:305.43
  • Njupụta:1g / ml
  • Ọdịdị:mmiri adịghị acha

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Details:

Description

poliTetrahydrofuran bụ ihe siri ike ọcha nke na-agbaze ngwa ngwa na mmanya, esters, ketones, na aromatic hydrocarbons na hydrocarbons a chlorine, mana ọ naghị agbaze na hydrocarbons aliphatic na mmiri. Ọ na-aghọ mmiri doro anya mgbe okpomọkụ gafere okpomọkụ ụlọ.

ngwa

A na-ejikarị Polytetrahydrofuran eme ihe dị ka akụkụ dị nro nke polyurethane ma ọ bụ polyester nke nwere akụkụ. A na-eji rọba polyurethane nke kewara ekewa nke sitere na polytetrahydrofuran nwere ike ịdị arọ nke 1000 dị ka taya, eriri nnyefe, gaskets, wdg; enwere ike iji ya mee ihe mkpuchi, Akpụkpọ anụ arụrụ arụ, ihe nkiri, wdg. Polyether polyester nke a na-ekewa nke a na-emepụta bụ thermoplastic elastomer. Enwere ike iji polytetrahydrofuran nwere nkezi molecular arọ nke 2000 mee eriri polyurethane elastic fibers.

nkọwa

Product

250

650

1000

1400

1800

2000

3000

Ibu molekụla ngwaahịa

250 ± 25

650 ± 25

1000 ± 50

1400 ± 50

1800 ± 50

2000 ± 50

3000 ± 100

Viscosity

(40ºCcp)

50

205

270

660

1215

1225

1350

Ntụgharị ntụgharị (nD25)

1.462

1.462

1.463

1.463

1.464

1.464

1.464

Ebe mgbaze (Tm,ºC)

-5

19

24

26

28

32

35

Nọmba 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

mmiri

(wt ppm)

Onyinye

Onyinye

Onyinye

Onyinye

Onyinye

Onyinye

Onyinye

Chroma

(APHA)

40 max

40 max

40 max

40 max

40 max

40 max

40 max

Uru acid 

(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 ka 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

kwụsie ike 

(wt ppm dị ka BHT)

250 ± 50

250 ± 50

250 ± 50

250 ± 50

250 ± 50

250 ± 50

250 ± 50

Ebe Flash (iko mepere emepe)

≥260

≥260

≥260

≥260

≥260

≥260

≥260

metal 

(wt ppm dị ka Fe)

1 max

1 max

1 max

1 max

1 max

1 max

1 max

Ụdị nkwakọ ngwaahịa:

200kg Steel Drum

16 MT 20'FCL

22 MT Isotank

certifications

ISO 9001. ISO 22716. cGMP kwadoro

Kosher, Halal kwadoro

Mbupu Ozi

MOQ: (N'ihi ọdịdị nke ụgbọ njem kemịkalụ, biko kpọtụrụ onye njikwa ahia oké osimiri maka nkọwa!)

Ọdụ ụgbọ mmiri nke Ibu: CHINA - Ọdụ ụgbọ mmiri Shanghai, Ọdụ ụgbọ mmiri Ningbo Zhoushan, Ọdụ ụgbọ mmiri Guangzhou, QinGDAo Ọdụ ụgbọ mmiri, Ọdụ ụgbọ mmiri Tianjin, Ọdụ ụgbọ mmiri Dalian, Ọdụ ụgbọ mmiri Xiamen, Ọdụ ụgbọ mmiri Lianyungang (enwere ike ijide n'aka dịka ihe ndị ahịa chọrọ si dị)

Oge nnyefe: 4-6 izu, dabere n'usoro nha na ebe aga

Ịkwụ ụgwọ Okwu

L/C, D/P, T/T na ọnụ ahịa onye zụrụ ya

Sample dị na arịrịọ

Otutu aha

  • PTMG

  • b2000

  • PTMEG

  • polifurit

  • hiprenemc532

  • Terathane 1400

  • terathane (R) 1400

  • poly (butylene oxide)

  • Poly (tetrahydrofuran)

  • (2S)-2-butoxybutan-1-ol

  • glycol, polytetramethylene

  • poly (oxy-1.4-butylene) glycol

  • Alfa-hydro-omega-hydroxy-poly (oxy-4-butanediyl)

  • terathane 2000 polyether glycol (poly-tetrahydrof

  • 4-butanediyl),.alpha.-hydro-.omega.-hydroxy-poly(oxy-1)

  • Ọdịnaya enweghị usoro
  • Ọdịnaya na-ekpo ọkụ
  • Ọdịnaya nyochaa na-ekpo ọkụ

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