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Pure Monomer Resins
Endex Resins
These resins are manufactured as a copolymer of modified styrenes, with softening points grades of 153° and 159°C (307° to 318°F). The specific molecular weight and solubility of these resins make them particularly suited to reinforce the styrenic domains of block copolymers in hot melt and pressure-sensitive adhesive applications.
Kristalex Resins
These resins are water-white and highly color stable, with softening points ranging from 70° to 139°C (158° to 284°F). They are manufactured as a copolymer of varying ratios of pure monomers. These aromatic resins find utility as reinforcing resins for the styrenic domain of block copolymer systems. Other uses include paints, caulking compounds, laminating and hot melt adhesives, textile dry sizes, coatings, and plastic modification.
Piccolastic Resins
These resins are manufactured from styrenic monomers, with softening points ranging from 5° to 125°C (41° to 257°F). The low molecular weight versions are useful as plasticizers and as paper saturants. Higher softening versions are used in adhesive formulations, shoe construction, hot melt applications, investment castings, and in xerographic applications. In block copolymer systems, they would be compatible with the styrenic phase but would not be expected to generate significant tack.
Piccotex Resins
These products are manufactured as a copolymer of modified styrenes that result in a range of softening points from 75° to 120°C (167°F to 248°F). Aliphatic solubility decreases proportionally as softening point increases. They are used in coatings and adhesives as well as dry size agents and in baking enamels.
General Product Characteristics
These are neutral resins with <1 acid number and <2 saponification number. The relative degree of unsaturation can vary, with bromine numbers ranging from 2 to 8. In general, the specific gravity as measured at 25°C (77°F) will be 1.04 to 1.10. Flash points as measured by COC are >232°C (>450°F) [except for Piccolastic AS at 166°C (330°F)]. Because of their inherent stability, these products do not contain an antioxidant. For specific data on individual products, refer to the product data sheet.
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