| abstract |
The utility model discloses a kind of composite membrane for blood product packaging bag, including body, body is by functional support layer, barrier layer and sealing layer are formed, functional support layer is connected by the first feature tack coat with barrier layer, barrier layer be connected by the second feature tack coat with sealing layer, and the first feature is cohesive and the second feature tack coat is the resin containing polyolefin or polyurethane, and the thickness of functional support is 200 microns.The utility model has the characteristics of reducing directly institute of contact blood institute band migration risk, reduction toxicity, stable performance, practicality is stronger. |