Patent · US Expired

Process for producing spotted dyeings with pastes containing water-soluble resin or wax and particulate dyestuff

US3947246A · kind A · utility

3Cited by

2References

9Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Johannes Eibl
Karlheinz Wolf · Leverkusen, DE
Helmut P. Prochaska · Hackettstown, US

Key dates

Filing date	Nov 21, 1973
Grant date	Mar 30, 1976
Priority date	—
Expiry date	Nov 21, 1993

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD06P5/001
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A process for producing a spotted effect on synthetic fibre materials using dyestuff pastes which contain insoluble or scarcely soluble particles of one or a plurality of dyestuff preparations, said particles having a size of 10.mu. to 200.mu., preferable 40.mu. to 100.mu. and said dyestuff preparations consisting of a dyestuff, a resin or wax which is insoluble or scarcely soluble in water and optionally of a softener and/or tenside.

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