Method of replacing solvent from in-home dry cleaning machine
Patent Information
- Authority / Receiving Office
- US ยท United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- WHIRLPOOL CORP
- Publication Date
- 2005-06-23
- Estimated Expiration
- Not applicable ยท inactive patent
Abstract
Description
FIELD OF THE INVENTION
[0001] The present invention relates to in-home dry cleaning machines and process and, in particular, to methods and kits for the home consumer to replace solvent lost during the dry cleaning process. BACKGROUND OF THE INVENTION
[0002] Dry cleaning process for cleaning laundry articles are those in which an organic solvent, rather than water, is used as the primary medium for cleaning articles. In general, dry cleaning helps avoid damage which may be associated with aqueous washing (e.g., shrinkage, dye transfer).
[0003] The prior art discloses dry cleaning process and machines, which can be used by a consumer in his or her home. (See for example, WO 01 / 94675, assigned to P&G). Typically such dry cleaning machines use a dry cleaning solvent (e.g., typically a non-flammable, non-chlorine containing organic dry cleaning solvent or mixture of solvents).
[0004] The dry cleaning solvent composition is typically a composition comprising, in addition to solvent, smal...