Patent · US Expired

Functionally enhanced protective shrink-wrap coverings and methods for their manufacture and use

US6495224B1 · kind B1 · utility

7Cited by
2References
19Claims
0Family size

Inventor

Key dates

Filing dateSep 12, 2000
Grant dateDec 17, 2002
Priority date—
Expiry dateSep 12, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31587
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Functionally enhanced shrink-wrap materials having protective coatings composed of mixtures of a water-compatibilized, modified polyolefin resins (Component A) and a mixture of a water-compatibilized acrylic resin (Component B) and a water-compatibilized polyurethane resin (Component C) wherein said mixture contains from approximately 100% to 50% by weight Component B and from approximately 50% to 0% by weight of Component C are provided. Moreover, methods and materials are disclosed for providing protective shrink-wrap covering with enhanced, long-term durability and improved resistance to chemical contamination, biological agents, radiation, pollutants, physical stress and structural deformation among other environmental factors are also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.