Laundry scent additive

• US 7,871,976 B1
• Filed: 03/30/2010
• Issued: 01/18/2011
• Est. Priority Date: 11/05/2009
• Status: Active Grant

• Current Assignee: The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Aouad, Yousef Georges
• Primary Examiner(s): Hardee; John R
• Application Number:
  US12/749,747
• Time in Patent Office: 294 Days
• Field of Search: 512/2
• US Class Current: 512/2
• CPC Class Codes: C08K 7/22 Expanded, porous or hollow particles
• CPC Class Codes: C08K 9/10 Encapsulated ingredients
• CPC Class Codes: C08L 71/02 Polyalkylene oxides
• CPC Class Codes: C11D 11/0082 one or more of the detergent ingredients being in a liquefied state, e.g. slurry, paste or melt, and the process resulting in solid detergent particles such as granules, powders or beads
• CPC Class Codes: C11D 17/0039 Coated compositions or coated components in the compositions, (micro)capsules
• CPC Class Codes: C11D 17/04 combined with or containing other objects
• CPC Class Codes: C11D 3/3707 Polyethers, e.g. polyalkyleneoxides
• CPC Class Codes: C11D 3/50 Perfumes
• CPC Class Codes: C11D 3/505 encapsulated or adsorbed on a carrier, e.g. zeolite or clay

Abstract

A laundry scent additive having polyethylene glycol and perfume. The laundry scent additive enables consumers to control the amount of scent imparted to their laundry.

Claims

1. A composition consisting essentially of:

(a) from about 80% to about 91% by weight of said composition of polyethylene glycol, wherein said polyethylene glycol has a molecular weight from about 5,000 to about 11,000; and

(b) from about 9% to about 20% by weight of said composition of a friable perfume microcapsule, wherein said perfume microcapsule comprises encapsulated perfume;

wherein said composition is essentially free of free perfume; and

wherein said composition is shaped in a pastille having a mass from about 0.95 mg to about 2 g.