Products

Professional OBP PP products manufacturer for international buyers

Synsoly, as an OBP PP Products supplier and exporter, has specially developed high-end recycled new materials for global brands that attach great importance to marine ecological protection and ESG carbon reduction compliance. Through high-molecular physical modification, multi-level salt and sand purification, high-temperature top-space deodorization, and micrometer-level melt filtration technology, we transformed it into high-quality modified resins with physical properties extremely close to the original PP. This solved the problems of equipment corrosion caused by high salt content in coastal waste, severe degradation of molecular chains due to long-term exposure of waste, and the risk of greenwashing due to opaque source certificates.


Technical Specifications

Test Items Test Method Test Condition Typical Value Unit
OBP Recycled Content GRS / OBP Standard — 30 – 100 (PCR) %
Density ISO 1183 23 °C 0.91 – 0.93 g/cm³
Melt Flow Rate (MFR) ISO 1133 230 °C, 2.16 kg 10.0 – 18.0 g/10min
Tensile Strength ISO 527 50 mm/min ≥ 25.0 MPa
Flexural Modulus ISO 178 2 mm/min ≥ 1150 MPa
Simply Supported Beam Notched Impact Strength ISO 179 23 °C ≥ 7.0 kJ/m²
Heat Deflection Temperature (HDT) ISO 75 0.45 MPa ≥ 85.0 °C
Color Difference Control ISO 7724 Spectrophotometer ΔE < 1.0 —


Our authenticity and professionalism

1. We have an engineering team that has been deeply engaged in the field of physical modification of plastic recycling along the coast for many years. They have precisely mastered the pre-treatment and polymer reconstruction rules for waste materials degraded by high salt, high sand, and strong ultraviolet radiation along the coast.

2. The factory testing center is equipped with spectrophotometers, high-precision melt index testers (MFR), simply supported beam impact testing machines, ash content testers and DSC thermal analyzers, strictly monitoring the purity and mechanical properties of each batch of OBP resin.

3. Our OBP PP Products cover the GRS Scope Certificate and pass the REACH 2.0, RoHS, PAHs and Food-contact Food Contact safety screenings of international institutions such as SGS and TUV.

4. From the factory packaging diagram of raw materials, the photos of the modification and granulation production line in the factory, the actual photos of the shipping containers, and the third-party test reports, the entire process is kept transparent and open.


Commonly used related model and series references

OBP-PP-INJ100 series: General injection molding grade, suitable for marine environmental protection theme home storage, stationery shells and daily necessities.

OBP-PP-HI200 series: High impact resistance modified grade, specifically used for consumer electronics packaging inner linings with high drop test requirements and toolbox bodies.

OBP-PP-UV300 series: High weather resistance bathroom grade, with added anti-ultraviolet and anti-saponification additives, suitable for the same shower head pressing components of Nine-Mu.

OBP-PP-BM400 series: Hollow blow molding grade, used for shampoo bottles, shower gel bottles and daily chemical packaging containers.


FAQ

What are the differences between OBP and ordinary PCR?

Compared with ordinary PCR (post-consumer recycled plastic), OBP has a social public welfare attribute, higher traceability requirements, and can provide stronger environmental protection story endorsement for brands.

The waste plastic collected from the coastlines has a high salt content, will it corrode our injection molding machine screws and molds?

No. Synsoly has added a proprietary multi-stage desalination and powerful washing system in the pretreatment stage, reducing the trace salt and sand particles inside the material to an extremely low level, which will not cause corrosion to your injection molding screws or molds at all.

Does OBP PP Products meet the environmental requirements of EU REACH and RoHS?

Yes. All products undergo regular inspections by SGS to ensure compliance with the EU REACH (SVHC high-concern substances screening), RoHS, and PAHs environmental regulations. This enables them to smoothly enter the demanding markets of Europe, North America, and Japan.

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OBP PP Shoe Box

OBP PP Shoe Box

In China, Synsoly is a OBP PP shoe boxes manufacturing factory. We have over a decade of experience in precision mold making and have provided mold/structural component services to leading enterprises such as Ningde Times, Jinlong Automobile, and Hongfa Co., Ltd. Our main product is GRS-certified post-consumer recycled plastic (PCR PE/HDPE/PET), featuring high toughness, resistance to drops, and chemical resistance, and meeting the compliance requirements for plastic reduction and carbon neutrality in overseas markets.
OBP PP Pencil Case

OBP PP Pencil Case

Synsoly is a professional manufacturer and supplier of OBP PP pencil cases. Made from polypropylene (PP) material, these cases are available in transparent, frosted, and solid matte finishes. They feature secure snap closures and optional internal dividers, offering ample capacity for pens, rulers, erasers, and other stationery. Lightweight, waterproof, and dustproof, the rigid PP structure protects stationery from scratches and damage during daily use and transport.
Synsoly is a professional OBP PP Products manufacturer and supplier in China. We warmly welcome you to wholesale high quality products at competitive price from our factory.
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