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Pre-dispersed desiccant CaO-80
The pre-dispersed desiccant CaO-80 is a pre-dispersed granular desiccant combined with EPDM/EVA blending carrier. Its combined elastomer has processing thermoplasticity, which is compatible with general rubber and rubber. The combined elastomer and its surface active dispersing additive ensure that the product can be rapidly absorbed and dispersed in rubber. Calcium oxide absorbs water vapor to generate calcium hydroxide, which enables the product to be continuously extruded and vulcanized under pressureless conditions, to avoid spongy defects due to the presence of water vapor, the product is particularly suitable for extrusion compounds that need to be continuously vulcanized in hot air, vulcanizing bed, salt bath or microwave equipment; because the cell structure can be more uniform, The pre-dispersed desiccant CaO-80 can also be used for foamed products, especially microporous sponge rubber products.
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Pre-dispersed vulcanizing agent DTDM-80
DTDM-80 pre-dispersed vulcanizing agent can release free sulfur under normal vulcanization conditions. Different from ordinary sulfur, it mainly forms mono-sulfur bond and di-sulfur bond, and vulcanizate has excellent heat aging resistance. As a crosslinking agent, this product will not appear similar to the blooming phenomenon when using thiuram dithio; The acidic component in the formula will cause the pre-dispersed vulcanizing agent DTDM-80 to decompose prematurely and reduce the scorch safety; usually this product is used for low compression deformation and heat aging properties of high rubber.
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R-80 is one of the components of resorcinol/formaldehyde/silica adhesive system. The resorcinol-formaldehyde-resin system can be used during processing with a formaldehyde donor such as HEXA-80 or RA-65 to form a rubber-to-fabric or steel cord bond; this system is suitable for bonding various rubbers to reinforcing materials, for example, fibers, glass fibers and metals such as steel cords.
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Pre-Dispersed Brightener TiO2-80
Pre-dispersed whitening agent is TiO2-80 suitable for printing plates, printing rollers, copier tapes and other light-colored rubber products with strict surface requirements and no defects. At the same time, it also has the function of protecting the surface of white or light-colored rubber products from sunlight and ultraviolet light.
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