Polyhydroxyalkanoates (PHA)

PHA

Polyhydroxyalkanoate (PHA) is a thermoplastic, bio-based polyester that is compostable and naturally degradable in a variety of environments. These include industrial and home composting as well as degradability in soil and water.

ADVANTAGES AND PROPERTIES OF PHA:

Biodegradability:

PHAs are biodegradable under suitable environmental conditions, e.g. in soil, in the sea and in composting. Microorganisms in these environments can enzymatically degrade PHAs to carbon dioxide and water.

Renewable resource:

PHAs can be produced from renewable carbon sources such as plant sugars, vegetable oils and waste streams from agriculture and food processing, reducing dependence on fossil fuels.

Biocompatibility:

PHAs are generally non-toxic and biocompatible, making them suitable for various medical and pharmaceutical applications such as drug delivery systems, tissue engineering scaffolds and surgical implants.

Versatility in processing:

PHAs can be tailored to a wide range of physical and mechanical properties such as flexibility, toughness and elasticity by adjusting the monomer composition, molecular weight and crystallinity of the polymer.

APPLICATIONS:

Packaging:

PHAs can be used in the production of biodegradable packaging materials such as films, bags, bottles and foam packaging.

Biomedical applications:

PHAs are used in various biomedical applications, including scaffolds for tissue engineering, drug delivery systems, sutures, implants and wound dressings.

Industrial:

PHA can be used in industrial applications such as coatings, adhesives and additives for lubricants and paints.

Consumer goods:

PHAs can be used in the manufacture of disposable products such as cutlery, cups, plates and shopping bags.

Agriculture:

PHA can be used in agricultural applications such as mulch films, agricultural nets and biodegradable pots for seedlings.

Overall, polyhydroxyalkanoates (PHAs) offer significant potential as sustainable alternatives to conventional petroleum-based plastics in various applications, contributing to efforts to reduce pollution and promote a circular economy.

PHA GRADES:

Corvay has PHA in various specifications for different applications in its portfolio in order to be able to offer its customers customized solutions:

  • Injection molding

  • 3D printing

  • Coatings

  • and many more

CHEMICALS ORDINANCE:

  • Raw materials are REACH registered.

STORAGE:

  • Store in a cool and dark place. Protect from moisture.

DISCLAIMER
This information and all technical and other advice is based on the current knowledge and experience of Corvay Specialty Chemicals GmbH, Hannover, Germany. Corvay Specialty Chemicals GmbH assumes no liability for this information or advice, including the extent to which this information or advice may relate to intellectual property rights of third parties. Corvay Specialty Chemicals GmbH reserves the right to make changes to the information or advice at any time without prior or subsequent notice. Corvay Specialty Chemicals GmbH disclaims all representations and warranties, express or implied, and assumes no liability for the merchantability of the product or its fitness for any particular purpose, even if Corvay Specialty Chemicals GmbH is aware of such purpose or any other purpose. Corvay Specialty Chemicals GmbH shall not be liable for consequential, indirect or incidental damages, including lost profits of any kind. It is the sole responsibility of the customer to ensure that all products are inspected and tested by qualified experts.