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

Domestic D-91 Vinyl Mixed Ketoxime Crosslinker

Domestic D-91 Vinyl Mixed Ketoxime Crosslinker is a high-performance silane-based crosslinking agent from Domestic’s D-Series, specifically engineered for one-component moisture-curing RTV silicone sealants. It delivers rapid surface cure, excellent storage stability, and low VOC emission. Widely used in construction, automotive, and electronics sealing applications where reliable adhesion and weather resistance are critical.
  • domestic d 91 vinyl mixed ketoxime crosslinker_24dd6266
  • domestic d 91 vinyl mixed ketoxime crosslinker_24dd6266

Features Of Domestic D-91 Vinyl Mixed Ketoxime Crosslinker

  1. Fast room-temperature curing with excellent storage stability in formulated systems.

  2. Low volatility and reduced odor compared to traditional ketoxime crosslinkers.

  3. High compatibility with vinyl-based polymers and silicone-modified acrylic resins.

  4. Provides superior adhesion to diverse substrates including metals, glass, and plastics.

  5. Hydrolysis-resistant structure ensures consistent performance under humid conditions.

Typical Applications Of Domestic D-91 Vinyl Mixed Ketoxime Crosslinker

  1. One-component moisture-curing sealants for construction and automotive assembly.

  2. High-performance architectural coatings requiring rapid film formation and durability.

  3. Industrial protective coatings for metal substrates exposed to outdoor environments.

  4. Electrical insulation encapsulants where low shrinkage and thermal stability are critical.

  5. Flexible elastomeric adhesives used in solar panel lamination and LED packaging.

Specifications Of Domestic D-91 Vinyl Mixed Ketoxime Crosslinker

Chemical TypeVinyl-functional mixed ketoxime silane
Product FormClear, low-viscosity liquid
AppearanceColorless to pale yellow transparent liquid
Density (25°C)0.98–1.02 g/cm³
Refractive Index (25°C)1.410–1.430
Flash Point (COC)≥ 95°C
Shelf Life (unopened, 25°C)12 months
Primary ApplicationsRTV-1 sealants, high-durability coatings, flexible adhesives


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