What Are the Top Biodegradable Polymer Products Available for Packaging?

Are you a packaging manufacturer, brand owner, sustainability manager, or startup founder looking for eco-friendly alternatives to plastic?

If yes, you’re likely facing increasing pressure from consumers and regulations to reduce plastic waste, carbon emissions, and microplastic pollution. Traditional plastics take 400–500 years to degrade, and globally we generate over 400 million tonnes of plastic waste annually. A significant portion ends up in landfills and oceans.

The good news? Biodegradable Polymers are transforming the packaging industry. In this guide, we’ll break down the top biodegradable polymers used in packaging, supported by data, real-world applications, and practical insights—so you can make informed decisions.

Why Biodegradable Polymers Are Reshaping Packaging

Before we discuss specific products, let’s understand why biodegradable polymers matter.

Key Market Data

• The global bioplastics market is projected to exceed 7.5 million tonnes by 2028
• Packaging accounts for ~45% of total bioplastic consumption
• Consumer preference for sustainable packaging has increased by over 60% in the last 5 years

What Makes Biodegradable Polymers Different?

Biodegradable polymers:

• Break down through microbial action
• Decompose into water, CO₂, and biomass
• Reduce long-term microplastic accumulation
• Can be compostable under industrial or home conditions

At NovoEarth, we focus on developing advanced biodegradable polymers that are not only compostable but engineered to reduce microplastic formation during degradation.

Top Biodegradable Polymer Products Used in Packaging

Below are the most widely used biodegradable polymers in packaging today.

1. Polylactic Acid (PLA)

Overview

PLA is one of the most commercially successful biodegradable polymers. It is derived from renewable sources like corn starch or sugarcane.

Key Features

• Industrial compostable (90–180 days)
• Transparent and rigid
• Good printability
• Lower carbon footprint (up to 60% lower than conventional plastics)

Packaging Applications

• Food containers
• Disposable cutlery
• Clamshell packaging
• Shrink films

Limitation

• Requires industrial composting conditions (55–60°C)
• Brittle compared to traditional plastics

PLA remains one of the most scalable biodegradable polymers for packaging.

2. Polyhydroxyalkanoates (PHA)

PHA is considered next-generation biodegradable polymers.

Why PHA Stands Out

• 100% bio-based
• Marine biodegradable
• Degrades in soil and compost
• Minimal microplastic residue

Applications

• Flexible packaging films
• Coatings
• Single-use packaging
• Agricultural films

Studies show PHA can degrade in marine conditions within 6–12 months, unlike conventional plastics.

At NovoEarth, we are actively exploring polymer innovations that reduce environmental persistence and microplastic risks—moving beyond conventional bioplastics.

3. Starch-Based Biodegradable Polymers

Starch blends are among the most cost-effective biodegradable polymers.

Key Benefits

• Affordable
• Good compostability
• Flexible when blended

Used In

• Carry bags
• Compostable mailers
• Food wrapping films

However, pure starch-based biodegradable polymers have moisture sensitivity and limited strength, so they are often blended with PLA or PBAT.

4. Polybutylene Succinate (PBS)

PBS is gaining traction among high-performance biodegradable polymers.

Key Properties

• Good heat resistance
• Flexible
• Compostable
• Better mechanical strength than PLA

Applications

• Mulch films
• Flexible packaging
• Disposable food trays

PBS-based biodegradable polymers are suitable where higher temperature resistance is required.

5. Cellulose-Based Packaging

Derived from plant fibers, cellulose films are natural biodegradable polymers.

Applications

• Transparent packaging films
• Window films in paper packaging
• Coatings

They decompose naturally and are often home-compostable.

Comparison Table of Top Biodegradable Polymers

Environmental Impact Data

• Traditional plastics emit ~2.5 kg CO₂ per kg
• PLA emits ~1.3–1.8 kg CO₂ per kg
• Compostable packaging reduces landfill volume by up to 30%

But here’s the honest truth:
Not all biodegradable polymers are equal. If they end up in landfills without oxygen, degradation slows drastically. That’s why material innovation and waste system integration matter.

NovoEarth is working on circular solutions, combining biodegradable polymers with recycling technologies for multilayer plastics to eliminate microplastics at scale.

Key Factors to Consider Before Choosing Biodegradable Polymers

1. End-of-Life Infrastructure

• Is industrial composting available in your region?

2. Mechanical Requirements

• Does your packaging require flexibility or rigidity?

3. Moisture & Heat Resistance

• PLA softens above 60°C
• PBS performs better in heat

4. Certification

Look for:

• EN 13432
• ASTM D6400
• IS/ISO compostability standards

Challenges in the Biodegradable Polymers Industry

Let’s be realistic.

• Cost is 1.5x–2x higher than conventional plastic
• Composting infrastructure is limited
• Greenwashing is common
• Some biodegradable polymers require specific environments

The solution?
Material innovation + waste ecosystem integration.

That’s exactly where NovoEarth.co positions itself—engineering biodegradable polymers that minimize microplastic formation and enable circularity in multilayer plastic systems.

Future of Biodegradable Polymers in Packaging

By 2030:

• Regulations in Europe and India will tighten single-use plastic bans
• Brands will shift 25–40% packaging to biodegradable polymers
• Microplastic regulations will become stricter

Companies that switch early gain brand equity, regulatory compliance, and investor confidence.

How NovoEarth Is Leading the Change

NovoEarth is not just producing biodegradable polymers.

We are:

• Designing advanced circular materials
• Reducing microplastic generation
• Innovating in multilayer plastic recycling
• Making sustainable polymers commercially viable

If your brand is serious about sustainable packaging, collaboration is no longer optional—it’s necessary.

Frequently Asked Questions (FAQ)

1. Are biodegradable polymers completely eco-friendly?

They are significantly better than conventional plastics, but proper disposal systems are necessary.

2. Do biodegradable polymers break down in oceans?

Some like PHA do. PLA requires industrial composting.

3. Are biodegradable polymers food safe?

Yes, many are certified for food contact.

4. Are biodegradable polymers expensive?

Currently 20–100% more costly than conventional plastics.

5. Can biodegradable polymers replace all plastics?

Not yet. Performance and infrastructure limitations exist.

Ready to transition to high-performance biodegradable polymers?

Visit NovoEarth.co today and explore how our sustainable polymer innovations can help your brand eliminate microplastics and achieve true circular packaging.

Let’s build packaging that doesn’t harm the planet.

About the Author

Sarthak Gupta
Mechanical Engineer | Founder, NovoEarth

Sarthak Gupta is a Mechanical Engineer and the founder of NovoEarth, a cleantech venture specialising in circular material innovation and sustainable polymer solutions. His expertise lies in biodegradable polymer technologies and recycling systems for multilayer plastics—complex waste streams traditionally considered non-recyclable. With prior Research and Development experience in renewable energy and wind turbine design, Sarthak focuses on translating engineering innovation into scalable, commercially viable climate solutions.