Aluminum Foil Overprint Varnish: Formulation & Testing Guide

07/04/2026

In flexible packaging printing, aluminum foil — whether the harder 0.2–0.25 mm variety or the softer 0.07–0.09 mm grade — receives what the industry calls overprint varnish (OP varnish), also known as gloss coating or OP protective agent...

Cold-Form Aluminum Blister Packaging: BOPA/Al/PVC Guide

06/22/2026

Pharmaceutical aluminum-plastic blister packaging, commonly known as PTP (Press-Through-Pack) packaging, works by forming cavities in a packaging film via heated vacuum forming or cold forming, filling each cavity with a tablet or capsul...

Non-PVC Multi-Chamber IV Infusion Film: Structure, Formula, Production

06/22/2026

During clinical IV infusion therapy, 1鈥? drugs are typically added to a base infusion solution. The mixing process 鈥?involving punctures and blending 鈥?alters the physicochemical properties of the solution, generating substantial amou...

Oxygen Scavenger for Amino Acid Non-PVC IV Soft Bag Packaging

06/21/2026

Amino acid IV infusion solutions require extremely high oxygen barrier protection. Non-PVC soft bag infusion packaging has become the preferred format due to its light weight, environmental friendliness, and transport convenience. Howeve...

Paper-Aluminum-Plastic Pharma Film: Gravure, Solvent-Free Lamination

06/21/2026

Paper-aluminum-plastic composite films are widely used in pharmaceutical packaging for powders and granules. Compared to plastic-aluminum-plastic structures common in the market, the paper-aluminum-plastic structure offers three key adva...

Pharmaceutical Blister Packaging: Materials, Process, Equipment Guide

06/13/2026

Blister packaging for pharmaceuticals comes in various sizes and shapes — blister cavities, trays, and cartons of different dimensions depending on the packaged product. Some use backing substrates while others do not. Blister pack...

Benzene-Free Pharma Packaging: Solventless Lamination Guide

05/30/2026

China's new pharmaceutical packaging standard YBB20162012 sets the tightest solvent residue limits the industry has seen: total residue ≤5.0 mg/m², benzene-class solvents undetectable (detection limit ≤0.01 mg/m² individually), tested at...

Pharma Packaging Eye Mark Control: Tension, Friction, Setup

05/26/2026

When a pharmaceutical packaging line rejects an entire batch of composite film because the eye marks won't track, the problem almost always traces back to one of four things: tension history, thermal shrinkage, friction coefficient drift...

Pharmaceutical PTP Aluminum Foil Printing Process Guide

05/24/2026

Pharmaceutical PTP (Press-Through-Pack) aluminum foil printing is one of those processes where precision manufacturing and regulatory compliance collide head-on. Every foil sheet coming off a converting line needs to protect drug effica...