Multi-layer plastic fuel tank
US5441781A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1993 |
| Grant date | Aug 15, 1995 |
| Priority date | — |
| Expiry date | Aug 31, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/3175
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A multi-layer plastic fuel tank comprising (A) a gas barrier layer having on at least one side thereof (B) an adhesive layer and further thereon (C) a high-density polyethylene layer, the gas barrier layer (A) comprising a resin having gas barrier properties, the adhesive layer (B) comprising a resin having adhesiveness to both of the gas barrier layer (A) and the high-density polyethylene layer (C), the high-density polyethylene layer (C) comprising high-density polyethylene having an intrinsic viscosity of from 2 to 6 dl/g, a density of from 0.940 to 0.970 g/cm.sup.2, and a zero shear viscosity of from 2.0.times.10.sup.7 to 1.0.times.10.sup.8 poise at 190.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.