Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Momentive A-1630 Methyltrimethoxysilane

Momentive A-1630 Methyltrimethoxysilane is a high-purity organosilicon coupling agent from Momentive’s A-series silanes. It enhances adhesion between organic polymers and inorganic substrates like glass, metals, or fillers. Widely used in sealants, coatings, and composites, it hydrolyzes to form reactive silanol groups for covalent bonding. Low viscosity, excellent shelf stability, and rapid cure make it ideal for moisture-cured systems.
  • momentive a 1630 methyltrimethoxysilane_56f28641
  • momentive a 1630 methyltrimethoxysilane_56f28641

Features Of Momentive A-1630 Methyltrimethoxysilane

  1. Highly reactive methyltrimethoxysilane offering rapid hydrolysis and condensation kinetics.

  2. Low viscosity liquid enabling easy handling, metering, and homogeneous incorporation into formulations.

  3. Excellent compatibility with organic polymers, resins, and solvent-based systems.

  4. Acts as an effective coupling agent to enhance adhesion between inorganic substrates (e.g., glass, metals, minerals) and organic matrices.

  5. Hydrolytically stable under controlled storage conditions, supporting consistent shelf life and process reliability.

Typical Applications Of Momentive A-1630 Methyltrimethoxysilane

  1. Adhesion promoters in silicone-modified alkyd, acrylic, and polyurethane coatings.

  2. Coupling agent in mineral-filled composites and sealants for improved filler dispersion and interfacial bonding.

  3. Moisture-curable crosslinker in one-component RTV silicones and hybrid polymer sealants.

  4. Surface modifier for silica, glass fibers, and metal oxides in high-performance composites.

  5. Functional additive in water-repellent treatments for construction materials and masonry.

Specifications Of Momentive A-1630 Methyltrimethoxysilane

Chemical TypeMethyltrimethoxysilane
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
Primary ApplicationsAdhesion promotion, crosslinking, surface modification
Key FeaturesCoupling agent, moisture-curable, low viscosity, fast-reacting
BenefitsImproved adhesion, enhanced durability, better filler-matrix compatibility
Storage ConditionsStore in tightly sealed containers under dry, cool conditions (15–25°C)
Handling PrecautionsUse in well-ventilated areas; avoid contact with skin and eyes; refer to SDS


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