Multilayer structure and tank consisting of this structure, which has a barrier layer in direct contact with the fluid contained
申请人:Atofina
公开号:EP1122060A1
公开(公告)日:2001-08-08
The present invention relates to a structure comprising, successively:
a first layer of high density polyethylene (HDPE),
a layer of binder,
a second layer of EVOH or of a mixture based on EVOH,
optionally a third layer of polyamide (A) or of a mixture of polyamide (A) and polyolefin (B).
The present invention also relates to devices for transferring or storing fluids and more particularly tubes, tanks, chutes, bottles and containers consisting of the above structure and in which the barrier layer (the second or the combination of the second and the third layer) is in direct contact with the fluid contained or transported.
本发明涉及一种结构,该结构先后包括
第一层高密度聚乙烯 (HDPE)
一层粘结剂
第二层 EVOH 或以 EVOH 为基础的混合物、
第三层聚酰胺(A)或聚酰胺(A)与聚烯烃(B)的混合物。
本发明还涉及输送或储存流体的装置,特别是由上述结构组成的管子、罐子、槽子、瓶子和容器,其中阻隔层(第二层或第二层和第三层的组合)与所装或所输送的流体直接接触。