Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® PC11260
SiSiB® PC11260

Dimethicone And Trimethylsiloxysilicate

SiSiB® PC11260 is a crosslinked methyl silicone resin and its formed film with highhardness has good gas permeability and good heat, abrasion and aging resistance.  The film is also waterproof and breathable.

SiSiB® PC11260

Technical Data


Colorless transparent liquid

Specific gravity (25°C)


Viscosity (s, 25°C)




Active substance (%)



Xylene      Soluble

n-Butanol     Soluble

Isobutanol     Soluble

Cyclohexanone    Soluble

Ethylene glycol    Insoluble

2-Butoxyethanol    Soluble

Isopropanol     Soluble

Mineral spirits     Soluble

Methyl isobutyl ketone   Partially soluble


  • This product by SiSiB, a professional silicone and silane manufacturer, can be used as heat resistance coatings and waterproof coatings.

  • How to use:

    SiSiB®PC11260 can cure to form a film in 0.5 hour at 120℃-150℃. The application of catalyst can reduce the curing temperature to below 110℃ and shorten the time of curing, but the appearance of film could turn to yellowish.  It can also cure completely in 5 hours at room temperature.

  • Recommend Dosage:

    The recommended usage level of this silicone for resin product is 0.2-0.5% calculated and based on total formulation. It is strongly recommended carry out preliminary tests to determine the optimum quantity for particular application.

Packing and Storage

  • SiSiB® PC11260 is supplied in 50Kg plastic drum, or 200Kg steel drum.

  • In the original unopened packaging, SiSiB®PC11260 has a shelf life of six months in a dry and cool place at room temperature.

Sample? Literature? Pricing? Technical?
Recommended Silicone Resins Products
SiSiB® PC11260