Description

Polyethylene-Block-Poly(Ethylene Glycol) is a non-ionic amphiphilic block copolymer, also known as a polymeric surfactant. This material is engineered to combine the hydrophobic properties of polyethylene with the hydrophilic characteristics of poly(ethylene glycol), creating a versatile surface-active agent. It is primarily utilized in advanced material science and formulation chemistry where precise control over surface tension, dispersion, and biocompatibility is required.

Application

• As a polymeric surfactant and dispersant in the preparation of nanoparticles and advanced composites.
• As a surface modifier and compatibilizer in polymer blends and coatings to improve material properties.
• As a key component in pharmaceutical formulations for drug delivery systems, including micelles and liposomes.
• In the development of biomedical materials and hydrogels due to its tunable hydrophilicity and potential biocompatibility.
• As an emulsifier and stabilizer in specialty chemical formulations and personal care products.
• For research and development in academic and industrial laboratories focusing on polymer science and colloid chemistry.

Basic Information

Product Name	Polyethylene-Block-Poly(Ethylene Glycol)
CAS No.	97953-22-5
Molecular Formula	(C₂H₄)ₙ(C₂H₄O)ₘ
Molecular Weight	Variable (Depends on block lengths)
Synonyms	PEG-PE Block Copolymer; Poly(ethylene glycol)-block-polyethylene; Polyoxyethylene-block-polyethylene; Amphiphilic PEG-PE Copolymer; Poly(ethylene oxide)-block-polyethylene; Hydrophilic-Lipophilic Block Copolymer; Non-ionic Polymeric Surfactant; PE-b-PEG
EINECS	Contact for details

Quality Control

Our Polyethylene-Block-Poly(Ethylene Glycol) is produced under a rigorous quality management system. Each batch is characterized to ensure consistency in molecular weight distribution, block ratio, and functional performance. Certificates of Analysis (COA) detailing key parameters such as average molecular weight, polydispersity index (PDI), and functional group content are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white waxy solid or powder
Identification (IR)	Conforms to structure
Average Molecular Weight (GPC)	As per customer grade requirement
Polyethylene Block Content	Specified range
Poly(ethylene glycol) Block Content	Specified range
Polydispersity Index (PDI)	< 1.3 (Typical)
Water Content (KF)	< 1.0 %
Residual Solvent (GC)	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.