Description

Trimethoxysilyl Modified Polyethylene is a specialty polymer functionalized with trimethoxysilyl groups, offering a unique combination of polyethylene's properties with the reactivity of organosilanes. This modification is crucial for enhancing adhesion, compatibility, and crosslinking capabilities in composite materials. It is primarily needed by manufacturers in the plastics, adhesives, and coatings industries seeking to improve the performance of their products.

Application

• As a coupling agent and compatibilizer in mineral-filled polyolefin composites (e.g., talc, calcium carbonate).
• For improving the adhesion and moisture resistance of polyethylene-based adhesives and sealants.
• As a key component in crosslinkable polyethylene systems for wire and cable insulation.
• To enhance the paintability and printability of polyethylene films and molded parts.
• In the formulation of reactive polymer blends to create materials with tailored mechanical properties.
• As a surface-modifying additive for glass fiber-reinforced polyolefins.

Basic Information

Product Name	Trimethoxysilyl Modified Polyethylene
CAS No.	35312-82-4
Molecular Formula	(C₂H₄)ₙ with (CH₃O)₃Si- side groups
Molecular Weight	Varies (Polymer)
Synonyms	Polyethylene, trimethoxysilyl-modified; Silane-modified Polyethylene; PE-g-MPS; Polyethylene grafted with 3-(Trimethoxysilyl)propyl methacrylate; Vinyltrimethoxysilane-grafted Polyethylene; Trimethoxysilane-functionalized Polyethylene; Reactive Polyethylene; Adhesion Promoter for Polyolefins
EINECS	Contact for details

Quality Control

Our Trimethoxysilyl Modified Polyethylene undergoes rigorous quality testing to ensure batch-to-batch consistency and performance reliability. Quality parameters are monitored against internal specifications focusing on silane content, melt flow index, and thermal stability. A Certificate of Analysis (COA) detailing key specifications is 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. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which can affect product performance. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Silane Content	0.5 - 2.0 % (w/w)
Melt Flow Rate (MFR)	1 - 10 g/10 min (190°C/2.16 kg)
Density	0.91 - 0.94 g/cm³
Melting Point (DSC)	105 - 125 °C
Moisture Content	< 0.5 %

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