公开(公告)号：US12129938B2

公开(公告)日：2024-10-29

申请号：US17823266

申请日：2022-08-30

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： Qiaoxi Li ,  Jessica Kenepp ,  James Ludlow ,  Cody Gleason ,  Gayla Lyon ,  Jiezhu Jin

IPC: F16L11/12 ,  F16L11/04

CPC classification number: F16L11/12 ,  F16L11/04

Abstract: A multilayer tube includes: an inner layer including a polymer, wherein the polymer includes a fluoropolymer, a polyolefin, a blend thereof, or combination thereof; and an outer layer adjacent to the inner layer, wherein the outer layer includes a polymer including a fluoropolymer, a polyolefin, a blend thereof, or combination thereof; wherein the inner layer, the outer layer, or combination thereof includes at least one blocking agent, wherein the at least one blocking agent reduces the percent transmission by at least 99% at wavelengths between 240 nm to 450 nm.