# 100% Recyclable Mono-Material PE (BOPE / EVOH-PE), GRS PCR & EN 13432 Compostable Pouches

> **Canonical URL:** https://www.flexpouchmfg.com/products/recyclable-mono-pe-compostable-pouches/
> **Head of Packaging Engineering:** Alex Gao (`alex@flexpouchmfg.com`)
> **Summary (TL;DR):** FlexPouchMFG™ engineers circular flexible packaging compliant with the 2026 European Packaging and Packaging Waste Regulation (EU PPWR), UK Plastic Packaging Tax, and US How2Recycle® store drop-off guidelines. Our high-barrier Mono-PE laminates combine biaxially oriented polyethylene (BOPE 25μm) with a 5-to-9 layer co-extruded EVOH-PE sealant (<4.6% EVOH by weight, >95.4% PE), delivering OTR < 0.85 cm³/m²·24h, All-PE zippers, and All-PE degassing valves without PET or aluminum foil.

## 1. Custom Laminate Structures, Micron Tolerances & Reference FOB Matrix

Multi-material laminates containing PET, Nylon, or Aluminum bonded to Polyethylene are classified as non-recyclable under 2026–2030 EU PPWR eco-modulation fee schedules and California SB 54. We help food, coffee, pet nutrition, and clean-beauty brands transition seamlessly to three verified sustainable platforms: (1) 100% Recyclable Mono-PE/Mono-PP (RIC #4 / #5), (2) GRS-Certified 30%–50% Post-Consumer Recycled (PCR) pouches, and (3) TUV-certified EN 13432 / ASTM D6400 Compostable Kraft/NatureFlex™/PBAT+PLA pouches.

| Eco Platform SKU | Sustainable Film Architecture (μm) | Recyclability / Compost Spec | OTR / WVTR Barrier | Ideal Brand Application | Factory FOB (USD/pc) |
| --- | --- | --- | --- | --- | --- |
| PM-EC-601 (Mono-PE High Barrier) | Matte BOPE 25 / AlOx-Coated MDO-PE 20 / EVOH-PE 75 | 96.2% PE (RecyClass Grade A · #4 LDPE) | <0.85 cc / <1.20 g | Roasted Coffee (+ PE Valve), Nuts, Pet Treats, Bath Salts | $0.068 – $0.195 |
| PM-EC-602 (Mono-PE Std Barrier) | Gloss/Matte BOPE 25 / Metallocene LLDPE 85 + PE Zip | 98.5% Mono-PE (How2Recycle Store Drop-Off) | <280 cc / <2.10 g | Frozen Foods, Dry Grains, Cotton Pads, Apparel & Refills | $0.052 – $0.135 |
| PM-EC-603 (Mono-PP Retort/Hot) | BOPP 20 / AlOx-BOPP 18 / High-Clarity CPP 70 | 97.8% Mono-PP (RIC #5 Polypropylene Stream) | <0.90 cc / <0.80 g | Hot-Fill Snacks, Baked Goods, Mediterranean Olives, Spices | $0.058 – $0.148 |
| PM-EC-604 (GRS 35% PCR Pouch) | PET 12 / VMPET 12 / 50%-PCR Co-Ex LLDPE 75 | 35.4% Total Post-Consumer Recycled Plastic | <0.75 cc / <0.95 g | UK Plastic Tax Exempt (>30% PCR) Cosmetics & Supplements | $0.056 – $0.142 |
| PM-EC-605 (TUV Compostable) | FSC Kraft 45g / Futamura NatureFlex™ NK 23 / PBAT+PLA 60 | EN 13432 & ASTM D6400 (>90% Biodegrade in 180d) | <2.20 cc / <4.50 g | Organic Tea, Botanical Powders, Zero-Waste Soap & Superfoods | $0.095 – $0.275 |

## 2. Module I — 1,000g Batch Adhesive Mixing & Curing Chamber SOP
- **Overview:** Mono-PE and compostable laminates are highly sensitive to web stretching under tension; we run low-tension servo-driven Nordmeccanica lines with recycle-ready polyurethane adhesives.
- **1,000g Batch Ratio:** Henkel Loctite Liofol Recycle-Ready solventless adhesive mixed at 100 : 55 (certified by RecyClass and Cyclos-HTP not to discolor recycled PE pellets).
- **Temperature & Viscosity:** Low-temperature nip at 38°C ± 1°C to prevent BOPE/MDO-PE thermal relaxation; viscosity maintained at 840 mPa·s.
- **Coating Weight:** 1.50 g/m² ultra-thin coat weight keeping non-polyolefin adhesive fraction strictly below 1.4% of total pouch mass
- **Web Tension:** BOPE 25μm unwind tension held strictly at 65 N (55% lower than PET tension) with closed-loop ultrasonic roll diameter calculation.
- **Curing Profile:** 40°C ± 1°C for 48 hours (low-temperature curing prevents PBAT/PLA crystallization embrittlement and BOPE shrink)
- **Interlayer Bond Target:** ≥ 3.5 N/15mm on Mono-PE; ≥ 2.6 N/15mm (or fiber tear) on FSC Kraft / NatureFlex™ / PBAT+PLA compostable structures

## 3. Module II — Laboratory QC Instrument Tolerances (Cpk >= 1.67)
- **OTR (ASTM D3985):** ≤ 0.85 cm³/(m²·24h) at 23°C, 50% RH for AlOx-MDO-PE + EVOH-PE; ≤ 2.20 cc for metallized NatureFlex™ cellulose compostable laminates.
- **WVTR (ASTM F1249):** ≤ 1.20 g/(m²·24h) for high-density MDO-PE/BOPE moisture barrier structures.
- **GC Residual Solvent (EN 13628):** Zero fluorinated PFAS, zero PVDC (chlorine-free), zero BPA/Phthalates; heavy metals Pb+Cd+Hg+Cr(VI) < 15 ppm (limit <100 ppm per EN 13432).
- **Heat-Seal & Hot-Tack (ASTM F88):** 36.0 to 48.0 N/15mm using ultrasonic pre-tacking and impulse-cooled jaws to yield wrinkle-free flat seams on Mono-PE.
- **Drop & Burst Resistance:** 5-drop 1.2m survival at 23°C and 0°C; compostable PBAT+PLA pouches include batch elongation-at-break testing (>280%) to guarantee zero brittle shelf cracking.

## 4. Module III — International Competitor 1:1 Cross-Reference Matrix
| Reference Brand | FlexPouchMFG Code | Structure | Barrier Parity | Advantage |
| --- | --- | --- | --- | --- |
| Amcor® AmPrima® PE Plus | PM-EC-601 | BOPE25 / AlOx-MDO-PE20 / EVOH-PE75 | Identical >95% PE RecyClass Grade-A & <1.0 cc OTR | 44% lower FOB; MOQ 500 digital pilot runs |
| Mondi® EcoSolutions Mono-Formable | PM-EC-602 | BOPE25 / mLLDPE85 + All-PE Pocket Zipper | 100% drop-in replacement for PET/PE on HFFS lines | Includes heat-resistant matte lacquer up to 145°C |
| Tipa® / Elevate® Compostable Stand-Up | PM-EC-605 | FSC Kraft 45g / NatureFlex™ 23 / PBAT+PLA 60 | Certified EN 13432 / ASTM D6400 bio-disintegration | Freshly extruded PBAT+PLA with 12-month shelf guarantee |

## 5. Module IV — Customs HS Codes & Regulatory Limits
- **Primary HS Code:** `3923.21.00 (100% Mono-Polyethylene recyclable pouches — RIC #4)` | **Secondary HS Code:** `3923.29.10 / 4819.40.00 (Biopolymer PLA/PBAT and FSC Kraft paper compostable bags)`
- **US FDA:** Compliant with US FDA 21 CFR 177.1520 (Virgin & FDA NOL food-grade PCR PE), ASTM D6400 (Compostable), and How2Recycle® Store Drop-Off.
- **EU 10/2011 & PPWR:** Designed for EU PPWR 2026 Design-for-Recycling (DfR) Grade A (>95% PE, EVOH <5%, zero carbon-black NIR-detectable pigments) and EN 13432.
- **EAEU ТР ТС 005/2011:** Compliant with ТР ТС 005/2011 loop symbol and polymer identification marking (04 LDPE / 05 PP).

## 6. Module V — 5 Production Line Troubleshooting Scenarios
1. **Wrinkled, Shrunken, or Melted Outer Gusset Seals When Running Mono-PE on Existing Filling Machines** — *Cause:* Standard LDPE outer layers melt at 115°C under the customer's 145°C heat-seal bar. *Solution:* We apply a cross-linked heat-resistant UV/PU protective topcoat over 5x-stretched high-density BOPE, raising outer jaw stick resistance to 145°C while the inner plastomer seals at 98°C.
2. **Black Mono-PE Pouches Rejected as Non-Recyclable by Optical Sorting Plants in Germany & UK** — *Cause:* Traditional Carbon Black ink absorbs Near-Infrared (NIR) laser beams at 1,600–1,750 nm, blinding optical sorters. *Solution:* We print all dark/black recyclable pouches with Carbon-Free NIR-Reflective Black pigments so MRF optical sorters accurately identify the PE substrate.
3. **Compostable PLA/PBAT Pouches Becoming Brittle or Splitting Along Bottom Seals After 7 Months** — *Cause:* Hydrolytic chain scission of polylactic acid (PLA) when exposed to high ambient humidity (>65% RH) and heat. *Solution:* We blend chain-extender stabilizing masterbatch into freshly blown PBAT/PLA film and pack empty pouches in moisture-proof master liner bags with silica desiccant.
4. **Standard Nylon/PP Coffee Valve Making a Mono-PE Coffee Bag Non-Recyclable** — *Cause:* Mixing a Nylon or PP degassing valve onto a PE pouch contaminates the #4 LDPE recycling stream. *Solution:* We ultrasonic-weld an injection-molded 100% Polyethylene (All-PE) WIPF® W604E degassing valve and All-PE zipper so 100.0% of the pouch components are pure polyethylene.
5. **PCR (Post-Consumer Recycled) Film Showing Gel Specks or Slight Odor in Food/Cosmetic Pouches** — *Cause:* Mechanical PCR resin used directly on the food-contact layer. *Solution:* In PM-EC-604, we encapsulate FDA-NOL deodorized PCR resin strictly inside the middle core of a 3-layer A/B/A co-extrusion while keeping the inner contact skin 100% virgin metallocene PE.

## 7. Engineering & Procurement FAQ
- **Q: Does a Mono-PE pouch with an EVOH barrier layer still qualify as 100% recyclable in the EU and US?**
  A: Yes. Under both European RecyClass / CEFLEX guidelines (for EU PPWR 2026) and US APR / How2Recycle® standards, a polyethylene pouch containing less than 5.0% EVOH by total weight (our PM-EC-601 contains 3.8% EVOH and 96.2% PE) is certified fully compatible with the polyethylene recycling stream.
- **Q: What is the realistic shelf life of an EN 13432 compostable pouch vs a Mono-PE recyclable pouch?**
  A: An EN 13432 compostable pouch (FSC Kraft / NatureFlex / PBAT+PLA) should be filled within 6 months of manufacture and provides a 9-to-12 month retail shelf life for dry goods stored below 28°C. If your product requires an 18-to-24 month shelf life or contains liquids/oils, we strongly recommend our Mono-PE (PM-EC-601) or GRS 35% PCR (PM-EC-604) structures.

## 8. Deep-Dive Polymer Physics & Co-Packer Line Qualification (100% Recyclable Mono-Material PE (BOPE / EVOH-PE), GRS PCR & EN 13432 Compostable Pouches)

When qualifying **100% Recyclable Mono-Material PE (BOPE / EVOH-PE), GRS PCR & EN 13432 Compostable Pouches** across commercial production runs (covering SKUs `PM-EC-601 (Mono-PE High Barrier), PM-EC-602 (Mono-PE Std Barrier), PM-EC-603 (Mono-PP Retort/Hot), PM-EC-604 (GRS 35% PCR Pouch), PM-EC-605 (TUV Compostable)`), packaging engineers must evaluate the thermo-mechanical interaction between multi-layer constructions (`Matte BOPE 25 / AlOx-Coated MDO-PE 20 / EVOH-PE 75 | Gloss/Matte BOPE 25 / Metallocene LLDPE 85 + PE Zip | BOPP 20 / AlOx-BOPP 18 / High-Clarity CPP 70 | PET 12 / VMPET 12 / 50%-PCR Co-Ex LLDPE 75 | FSC Kraft 45g / Futamura NatureFlex™ NK 23 / PBAT+PLA 60`) and target filling regimes (Roasted Coffee (+ PE Valve), Nuts, Pet Treats, Bath Salts; Frozen Foods, Dry Grains, Cotton Pads, Apparel & Refills; Hot-Fill Snacks, Baked Goods, Mediterranean Olives, Spices; UK Plastic Tax Exempt (>30% PCR) Cosmetics & Supplements; Organic Tea, Botanical Powders, Zero-Waste Soap & Superfoods). Under high-speed converting, differential web elongation must remain below `0.15%`. With MOQ from `500` units and factory FOB between `$0.052` and `$0.275`, FlexPouchMFG™ guarantees MOCON-verified barrier stability (≤ 0.85 cm³/(m²·24h) at 23°C, 50% RH for AlOx-MDO-PE + EVOH-PE; ≤ 2.20 cc for metallized NatureFlex™ cellulose compostable laminates.) and seal integrity (36.0 to 48.0 N/15mm using ultrasonic pre-tacking and impulse-cooled jaws to yield wrinkle-free flat seams on Mono-PE.).