Patent · US Expired

Foam conditioner for fabrics

US4252656A · kind A · utility

25Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1978
Grant dateFeb 24, 1981
Priority date
Expiry dateMar 21, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S516/07
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A composition for conditioning fabrics in a laundry drier is contained in a pressurized dispensing container and is dispensed as a stable foam. The composition comprises, by weight, 0.2 to 10% of one or more of a group of polymeric conditioning agents, such as polyvinyl pyrrolidone; 1 to 25% of a softening agent, such as a betaine; 0.5 to 10% of foaming agent; 0.2 to 3% of foam stabilizer; 0.5 to 10% of humectant; 10 to 60% of water; and 10 to 80% of liquified gas propellant.

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