Patent ID: 8900205
Filing Date: 2014-12-02
Classification: A61M,B32B,C08F,C09D

Abstract:
1. A syringe for prefilled syringe comprising: a plunger in which a gasket is attached to a top; and a syringe barrel in which the plunger is slidably stored, wherein the syringe barrel includes an inner wall subjected to surface modification with a polymer containing zwitterion, wherein the polymer containing zwitterion is at least one selected from the group consisting of the following chemical formula (2) and chemical formula (3): wherein X X Y n1 and n2 which are a polymerization degree are each independent; n1 is an integer of 1 to 100,000; n2 is an integer of 1 to 100,000; and R wherein A A A L represents an alkylene group having 1 to 6 carbon atoms; wherein X X Y n1 which is a polymerization degree is an integer of 1 to 100,000; and R