Overview
SN-242A is a mercaptan-modified chloroprene rubber characterized by its exceptional adhesive qualities and fast crystallization rate. Adhesive cements formulated using SN-242 are notable for their light color, high bonding strength, rapid grip development, and ease of application, while maintaining a long-lasting adhesion layer.
Order(MOQ) :
Flexible MOQ to suit your needsPayment :
Flexible payment optionsColor :
White thin chipsShipping Port :
Shipping to major ports globallyLead Time :
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Tailored solutions for your projectsSafety :
International safety compliant with detailed MSDS/SDSGeneral properties
Chemical Name: 2-CHLORO-1,3-BUTADIENE POLYMERS
Grade：SN242A
CAS NO.: 9010-98-4
Molecular formula: (C4H5Cl)n
Technical Data:
|
Items |
Index |
|
Appearance |
White thin chips |
|
Molecular Weight |
100,000～600,000 |
|
Density |
1.23 |
|
Softening Temperature (℃) |
80 |
|
Tg(℃) |
-38～-40 |
|
Specific Heat (KJ/kg•℃) |
2.18 |
|
Volume Resistance (Ω•cm) |
109 ～1012 |
|
Crystallization Rate |
Fast |
|
Brookfield Solution Viscosity (mpa.s, 10% toluene solution at 25℃) |
400-650 |
|
Volatiles(wt.%) |
≤0.8 |
|
Ash(wt.%) |
≤1.0 |
Applications:
1. SN-242 serves as a fundamental raw material in the development of adhesive formulations, especially those requiring elevated viscosity. It can be utilized independently or blended with other grades.
2. It is recognized as the primary grade for crafting adhesives designed for adhering materials within the footwear sector, in addition to rubberized leather, wood, metals, and various construction materials.
Package:
Packed in 25kg kraft-plastic bag.
Storage:
Maintain the storage environment at a cool and well-ventilated location, keeping it shielded from direct sunlight. An ideal temperature for storage is recommended to be under 25℃.
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