Patent · US Expired

Product and process

US4144027A · kind A · utility

60Cited by
1References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 22, 1977
Grant dateMar 13, 1979
Priority date
Expiry dateAug 22, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/2385
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to a process for modifying the characteristics of structures containing keratin fibers and, more particularly, to processes for reducing the relaxation and felting shrinkage of a structure containing keratin fibers and for setting said fibers in a given configuration if desired, and to the structures so improved.

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