Product
Supplier
Encyclopedia
Inquiry
PTMEG buy - large image1
PTMEG buy - image1
PTMEG buy - image2

PTMEG

8 Inquiries

Unit Price: Get Latest Price
CAS No.:

25190-06-1

Grade:

Industrial Grade

Content:

99%

Port:

Qingdao

Packaging:

200kg/drum

Price valid (until):

2025-01-19

Company Type:
Distributor
Location:
China
Qualification:
Main Products:

Furan Resin,Furfuryl Alcohol,Furfural,THFA,2-Methyl Furan

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    PTMEG mainly used as the soft segment of block polyurethane or block polyether polyester. Block polyurethane rubber made from polytetrahydrofuran with an average molecular weight of 1000 can be used for tires, transmission belts, gaskets, etc.; it can also be used for coatings, artificial leather, films, etc. The prepared block polyether polyester is a thermoplastic elastomer. Polytetrahydrofuran with an average molecular weight of 2000 can be used to make polyurethane elastic fibers. It has been reported that block polyurethane made of polytetrahydrofuran has good anticoagulant properties and can be used as medical polymer materials.

    100% safe fast delivery, high quality products with best service.

    Items Specifications

    Appearance

    Colorless transparent liquid

    Molecular weight(g/mol)

    1990-2010

    Hydroxyl Number

    (as KOH) mg/g

    55.8-56.4

    Viscosity mPa.s

    1260-1330

    Molecular weight ratio

    2.04-2.06

    Color--Hazen

    25max

    Water mg/kg

    100max

    Acid (as KOH) mg/g

    0.05max

    BHT  mg/kg

    150-250

    Basic Info
    Product Name:

    Poly(tetrahydrofuran)

    Other Name:

    alpha-hydro-omega-hydroxy-poly(oxy-4-butanediyl);b2000;glycols,polytetramethylene;hiprenemc532;polifurit;poly(butyleneoxide);poly(oxy-1,4-butylene)glycol;poly(oxybutylene)glycol

    CAS No.:

    25190-06-1

    Molecular Formula:

    (C4H8O)nH2O

    InChIKeys:

    BJZYYSAMLOBSDY-QMMMGPOBSA-N

    Molecular Weight:

    305.43

    Exact Mass:

    146.130676

    EC Number:

    607-637-9

    TSCA:

    TSCA listed

    HScode:

    3907 20 20

    Categories:

    Polymer

    Characteristics
    PSA:

    29.5 Ų

    XLogP3:

    1.67

    Appearance:

    Liquid

    Density:

    1 g/mL at 25 °C

    Melting Point:

    33-36 °C

    Boiling Point:

    >204

    Flash Point:

    >230 °F

    Refractive Index:

    n20/D1.465

    Water Solubility:

    <10g/L

    Storage Conditions:

    Store below +30°C.

    Vapor Pressure:

    <0.01 mm Hg ( 25 °C)

    Toxicity:

    LD50 orally in Rabbit: > 5000 mg/kg

    PH:

    7 (H2O, 20℃)Aqueous solution

    Critical Temperature & Pressure:

    Store below +30°C.

    Hazard Identification

    Classification of the substance or mixture

    Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 3

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    H412 Harmful to aquatic life with long lasting effects

    Precautionary statement(s)
    Prevention

    P273 Avoid release to the environment.

    Response

    none

    Storage

    none

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Distributor

    Main Products:

    Furan Resin,Furfuryl Alcohol,Furfural,THFA,2-Methyl Furan

    Location:

    ROOM 18F-D4 SIGO INTERNATIONL BUILDING, WEIYANG ROAD, XIAN, 710016 CHINA

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,O/A

    Average lead Time:

    100

    Total Annual Revenue:

    $5 million-$10 million

    Total Employees:

    5-10

    Year of Establishment:

    2003

    Welldon Chemical is a leading Distributor supplier of 2-Methylfuran, Furfural based in Xi'an, Shaanxi, China. With a commitment to quality and customer satisfaction, Welldon Chemical has become a trusted name in the industry. Our product line includes a range of high-quality 2-Methylfuran, Furfural, which are available at competitive prices. Welldon Chemical has established itself as a reliable supplier of chemical products on the echemi.com.

  • Inquiry History
    8 Inquiries
    Country Product Purchase Quantity Date Posted
    New Zealand

    Poly THF 1000 MW

    200 KG Mar 24, 2025
    United Arab Emirates

    Polytetra Methylene Glycol

    1 KG Dec 5, 2023
    South Africa

    PTMEG

    33 MT Apr 29, 2025
    South Africa

    PTMEG650

    300 MT Aug 25, 2024
    Germany

    PTMEG 250/650/1000/2000/3000 Polytetramethylene Ether Glycol from Korea PTG

    100 MT Sep 11, 2025
    Mexico

    Polytetramethylene Glycol

    20000 KG May 16, 2025
    Pakistan

    Polytetrahydrofuran

    2 TON May 13, 2025
    India

    Polytetrahydrofuran CAS NO.25190-06-1

    54 L Oct 3, 2023
    Post an enquiry for this product
pic ×

Scan the QR Code to Share

All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.

According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.

The information shown above is provided by the enterprise itself, and the authenticity, accuracy and legitimacy of the content are the responsibility of the publishing company. ECHEMI does not bear any guarantee responsibility for this. Please be aware that risks in internet transactions objectively exist.

Feedback & Suggestions
Send Message

Thank you for your feedback. If you require further assistance, please contact us by email at info@echemi.com or call us at +86-532-55729510.