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ROSECO® CSB S1

1 of 30 products in this brand
ROSECO® CSB S1 is a bio-compostable starch compound resin crafted from tapioca starch and biopolymers. This resin, featuring warm beige pellets, boasts high bio-content and remarkable mechanical properties, making it an ideal choice for blown film applications. With its excellent strength and modulus, it effectively reduces the carbon footprint in end products, while enhancing functionality and mechanical performance. Plus, it's easily processed on conventional extrusion machinery.

Polymer Name: Thermoplastic Starch (TPS)

Processing Methods: Blown Film Extrusion, Extrusion, Film Extrusion

Labeling Claims: Bio-based, Biodegradable, Low Carbon Footprint (PCF)

Density: 1250.0 - 1450.0 kg/m³

Technical Data Sheet
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Identification & Functionality

Plastics & Elastomers Functions
Technologies

Features & Benefits

Benefits & Features

Roseco CSB S1 offers good strength and modulus for blown film applications. With high content of renewable materials, CSB S1 can reduce carbon footprint in final products with a functional and mechanical improvement; meanwhile, processable on conventional extrusion machinery.

Applications & Uses

Plastics & Elastomers Processing Methods
Processing

This material can be used without drying. In case of broken packaging, it is recommended to be dried at 60°C for 4 hours prior to the processing.

Properties

Color
Appearance
Warm beige pellet
Physical Properties
ValueUnitsTest Method / Conditions
Moisture Contentmax. 1%ASTM D6980
Density1.25 - 1.45g/cm³ASTM D792
Melt Flow Index (190°C, 2.16 kg)max. 4g/10 minASTM D1238
Mechanical Properties
ValueUnitsTest Method / Conditions
Modulus (MD)min. 225MPaASTM D882
Modulus (TD)min. 145MPaASTM D882
Tensile Strength (MD)min. 14MPaASTM D882
Tensile Strength (TD)min. 14MPaASTM D882
Elongation (at break, MD)min. 300%ASTM D882
Elongation (at break, TD)min. 480%ASTM D882
Dart Dropmin. 300gASTM D5628
Note

The value listed have measured mechanical properties from 40 μm thickness film sample with BUR of 4.

Technical Details & Test Data

Temperature Profile
Barrel temperature 150°C
Die temperature 155°C

 

Packaging & Availability

Packaging Type
Packaging Information

This product is packed in sealed-moisture proof 25 kg bag.

Storage & Handling

Shelf Life
12 Months
Storage Conditions

Well-sealed package should be stored under cool and dry place out of direct sunlight.