Description

Suberin is a complex, hydrophobic biopolymer primarily found in the cell walls of cork and certain plant tissues, acting as a protective barrier. This natural macromolecule is valued for its unique properties of impermeability to water and gases, as well as its inherent durability and flexibility. It serves as a critical raw material for industries seeking sustainable, bio-based alternatives to synthetic polymers, particularly in advanced coatings, composites, and specialized barrier applications.

Application

• Sustainable Coatings & Films: Used as a bio-based component in protective coatings, paints, and films to enhance water resistance and durability.
• Advanced Composites: Incorporated into polymer composites to improve mechanical strength, flexibility, and moisture barrier properties.
• Barrier Materials: Serves as a key ingredient in creating impermeable layers for packaging, construction, and agricultural applications.
• Cosmetic & Personal Care: Utilized in formulations for skin-protective creams and lotions due to its film-forming and occlusive characteristics.
• Pharmaceutical Excipients: Explored for use in controlled-release drug delivery systems as a matrix-forming agent.
• Adhesives & Sealants: Acts as a natural modifier to improve the water resistance and adhesion of bio-based adhesives.
• Specialty Chemicals: A source for deriving suberic acid and other monomers for fine chemical synthesis.
• Research & Development: Employed in biochemical and material science research for studying plant defense mechanisms and developing novel biomaterials.

Basic Information

Product Name	Suberin
CAS No.	8072-95-5
Molecular Formula	Complex Biopolymer (Contact for details)
Molecular Weight	High Molecular Weight Polymer
Synonyms	Cork Suberin; Plant Suberin; Poly(aliphatic and phenolic) plant polymer; Suberin polymer; Natural cork polymer; Phellogen polymer; Bark suberin; Cas 8072-95-5
EINECS	Contact for details

Quality Control

Our Suberin is sourced and processed under strict quality protocols to ensure batch-to-batch consistency and performance. While it is a natural product with inherent variability, we characterize key parameters such as polymer composition, solubility profile, and functional group content. A detailed Certificate of Analysis (COA) is provided with each shipment, outlining relevant specifications for your application needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. The material is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Light tan to brown powder or flakes
Identification (IR)	Conforms to reference spectrum
Solubility	Partially soluble in organic solvents (e.g., chloroform, DMSO)
Loss on Drying	< 5.0 %
Ash Content	< 2.0 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.