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MPEG Methoxypolyethylene glycols CAS 9004-74-4

MPEG Methoxypolyethylene glycols CAS 9004-74-4

Name: MPEG Methoxypolyethylene glycols CAS 9004-74-4
Brand: TRUNNANO
SKU: Tr-MPEG
Availability: InStock
Rating: 5 (1 reviews)

Item No.: Tr-MPEG

MPEG Methoxypolyethylene glycols is a nonionic surfactant, soluble in water, ethanol and organic solvents. It has low vapor pressure and is stable to heat.

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Description

MPEG Methoxypolyethylene glycols Properties

Overview of MPEG Methoxypolyethylene Glycols

MPEG has the property of stability under normal temperature and pressure. The polycarboxylic acid superplasticizer synthesized from this raw material has a strong ability to maintain the dispersion of cement particles so that the product has the advantages of low dosage, high water reduction rate, good enhancement effect, durability, no corrosion of steel bars and environmental friendliness.

MPEG Methoxypolyethylene glycols

Chemical Properties of MPEG Methoxypolyethylene Glycols

Model	Hydroxyl value (mgKOH/g)	Molecular weight	pH	Appearance
MPEG-200	255~312		≤0.5	Colorless to light yellow transparent liquid
MPEG-350	140~160	330~370
MPEG-450	115~137	410~490
MPEG-500	108~117	480~520
MPEG-550	93~113			White paste
MPEG-600	88~100	560~640		Viscous liquid
MPEG-750	70~80	700~800		White paste
MPEG-1000	47~56	1000~1200		White paste
MPEG-1500	34~42			White flake
MPEG-2000	25.5~31	1800~2200		White flake

Application of MPEG Methoxypolyethylene Glycols

In the building materials industry, MPEG can be used as a cement water reducer and raw material enhancer, applied in the mixing and long-distance transportation of high-performance, high-strength (C60 or above) commercial concrete.

Application of MPEG Methoxypolyethylene Glycols

In the textile printing and daily chemical industry, MPEG is used as a thickener and lubricant.
MPEG-200 has a low freezing point and can be used as an antifreeze for various oil products.
MPEG-350, MPEG-550, MPEG-750, and MPEG-1500 are widely used in the cosmetics and skincare industry as creams, ointments, cream matrices, and thickeners, and can achieve thickening effects.
MPEG-2000 reacts with acrylic acid or methacrylic acid to prepare MPEG (methyl) acrylate, which is the main polymer monomer for producing carboxylic acid high-efficiency cement water reducer.
The polycarboxylate high-efficiency cement water reducer synthesized from this raw material has the ability to maintain the dispersion of cement particles.

Application of MPEG Methoxypolyethylene Glycols

Company Profile

Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality MPEG Methoxypolyethylene glycols, please feel free to contact us or click on the needed products to send an inquiry.

Company Profile

Packing of MPEG Methoxypolyethylene Glycols

We have many different kinds of packing which depend on MPEG Methoxypolyethylene glycols quantity.
MPEG Methoxypolyethylene glycols packing: 1kg/bottle, 25kg/barrel, or 200kg/ barrel.

Packing of MPEG Methoxypolyethylene Glycols

Payment methods of MPEG Methoxypolyethylene Glycols

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment of MPEG Methoxypolyethylene Glycols

By sea, by air or by express as soon as possible once payment is received.

FAQs of MPEG Methoxypolyethylene Glycols

Q: What are the main applications of Methoxypolyethylene Glycols?

A: MPEG finds application in several key areas: Pharmaceuticals: Used as excipients in drug formulations to enhance solubility, stability, and bioavailability of poorly soluble drugs. Also employed in targeted drug delivery systems. Cosmetics and Personal Care: Incorporated into creams, lotions, shampoos, and conditioners for their moisturizing, emulsifying, and conditioning properties. Helps in improving product texture and stability. Industrial Applications: Utilized as surfactants, dispersants, and wetting agents in coatings, paints, inks, and adhesives. Also used in metalworking fluids for lubrication and corrosion protection. Polymer Science: Serves as a reactive intermediate in polymer synthesis, contributing to the creation of block copolymers with tailored properties for specific applications. Agricultural Formulations: Acts as an emulsifier and dispersant in pesticide formulations, ensuring stable suspensions and enhancing the effectiveness of active ingredients.

Q: What are the advantages of using Methoxypolyethylene Glycols over other polyethylene glycols?

A: The advantages of using Methoxypolyethylene Glycols include: Enhanced Solubility: The methoxy end-cap improves solubility in both polar and non-polar solvents, broadening its application possibilities. Improved Stability: Provides better chemical and thermal stability compared to hydroxy-terminated PEGs, making it suitable for more demanding applications. Reduced Hydrophilicity: The methoxy group reduces overall hydrophilicity, which can be beneficial for certain formulations where moderate water solubility is desired. Customizable Properties: Available in a wide range of molecular weights, allowing for optimization of specific performance attributes such as viscosity, solubility, and surface activity. Biocompatibility: Generally recognized as safe (GRAS) for use in pharmaceutical and cosmetic products due to its biocompatibility and low toxicity.

Q: Are there any safety or environmental considerations regarding Methoxypolyethylene Glycols?

A: Safety and environmental considerations for MPEG include: Toxicity: MPEG is generally considered to have low toxicity; however, it should be handled according to established guidelines to minimize potential risks. Skin and Eye Irritation: May cause mild skin or eye irritation; appropriate personal protective equipment (PPE) such as gloves and goggles should be worn. Environmental Impact: While MPEG itself has relatively low environmental impact, the disposal of large quantities should follow local regulations for chemical waste management. Regulatory Compliance: Adhere to relevant safety data sheets (SDS) and comply with local and international regulations concerning chemical use and disposal. Biodegradability: Depending on the molecular weight, MPEG may not degrade readily in the environment, so its use in environmentally sensitive applications should be carefully considered.

Q: How should Methoxypolyethylene Glycols be stored and handled?

A: Proper storage and handling practices for Methoxypolyethylene Glycols include: Storage Conditions: Store in a cool, dry place away from direct sunlight and heat sources to prevent degradation and maintain quality. Sealed Containers: Keep in tightly sealed containers to avoid contamination and evaporation, preserving the product's integrity. Compatibility: Be aware of potential incompatibilities with certain materials; always test formulations for stability and compatibility. Personal Protection: Wear appropriate PPE including gloves, goggles, and protective clothing to prevent direct contact and inhalation. Disposal: Dispose of any unused product according to local regulations for chemical waste management, ensuring responsible environmental practices.

MPEG Methoxypolyethylene glycols Properties

Other Names

N/A

CAS No.

9004-74-4

Compound Formula

CH₃O(C₂H₄O)_nH

Molecular Weight

1800~2200

Appearance

Colorless to light yellow transparent liquid, White paste, White flake

Melting Point

N/A

Boiling Point

N/A

Density

N/A

Solubility in H2O

N/A

Exact Mass

N/A

MPEG Methoxypolyethylene glycolsHealth& Safety Information

Signal Word

N/A

Hazard Statements

N/A

Hazard Codes

N/A

Risk Codes

N/A

Safety Statements

N/A

Transport Information

N/A