EP0535942A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Perfume particles
Assignee: Unilever PLC
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Filing: 1992-09-30
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Granted: —
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Expires: 2012-09-30
Abstract
Abstract A porous inorganic carrier particle having at least a pore volume of 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle. The invention also comprises a detergent composition, a deodorant and/or antiperspirant composition comprising porous inorganic carrier particles having a pore volume of at least 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle.
Inventors
- 👤 Peter F. Unilever Res. Port Sunl.Lab Garner-Gray
- 👤 Alexander Unilever Res. Port Sunlight Lab Martin
- 👤 John R. Unilever Res. Port Sunlight Lab. Martin
- 👤 Maurice Unilever Res. Port Sunlight Lab. Webb
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-28 02:07
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/50; C11D3/502; C11D3/505; A; A23; A23L; A23L27/00; A23L27/70; A23L27/77; A61; A61K; A61K8/00; A61K8/02; A61K8/0241; A61K8/0279; A61K8/18; A61K8/19; A61K8/25; A61Q; A61Q13/00; C11D17/00; C11D17/0034; A61K2800/00; A61K2800/40; A61K2800/56; A61Q15/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
32 words
A porous inorganic carrier particle having at least a pore volume of 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle.
Claim 2
Dependent Claim
32 words
A porous inorganic carrier particle as claimed in claim 1 wherein the particle has at least a pore volume of 0.2 ml/g consisting of pores with a diameter of 7 to 50Å.
Claim 3
Dependent Claim
35 words
A porous inorganic carrier particle as claimed in claim 1 or claim 2 wherein the particle has at least a pore volume of 0.1 ml/g consisting of pores with a diameter of 11 to 40Å.
Claim 4
Dependent Claim
26 words
A porous inorganic carrier particle as claimed in any preceding claim wherein the particle has a carrier to perfume ratio by weight of less than 25:1.
Claim 5
Dependent Claim
17 words
A porous inorganic carrier particle as claimed in any preceding claim in which the particle comprises silica.
Claim 6
Dependent Claim
47 words
A detergent composition comprising at least one surfactant and from 0.1% to 60% by weight of porous inorganic carrier particles having a pore volume of at least 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle.
Claim 7
Dependent Claim
46 words
A fabric softener composition comprising a fabric softener and 0.1 to 60% by weight of porous inorganic carrier particles having a pore volume of at least 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle.
Claim 8
Dependent Claim
37 words
A deodorant and/or antiperspirant composition comprising porous inorganic carrier particles having a pore volume of at least 0.1 ml/g consisting of pores with a diameter of 7 to 50Å and having a perfume absorbed into said particle.
References Cited (Backward Citations)
No citation records indexed.
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