Patent EP0409503A2 successfully refreshed from Google Patents.
EP0409503A2
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EP
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Fabric softening composition
Assignee: Unilever PLC
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Filing: 1990-07-13
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Granted: —
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Expires: 2010-07-13
Abstract
Abstract Environmentally acceptable liquid fabric softening compositions are provided which comprise a combination of an amine softening material, a fatty acid material and preferably a buffer acid.
Inventors
- 👤 Sabine Dagmer Tandela
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-28 14:08
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/001; C11D3/0015; C11D1/00; C11D1/38; C11D1/40; C11D3/16; C11D3/20; C11D3/2075; C11D3/2079
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
24 words
A liquid fabric softening composition in the form of a dispersion in aqueous medium comprising an amine softener material and a fatty acid material.
Claim 2
Dependent Claim
24 words
A liquid fabric softening composition in the form of a dispersion in aqueous medium comprising an amine softener material and a fatty acid material.
Claim 3
Dependent Claim
45 words
A liquid fabric softening composition as claimed in claim 1 wherein the amine softener material is of the formula: wherein R₁₅ is a C₆ to C₂₄ hydrocarbyl group, R₁₆ is a C₁ to C₂₄ hydrocarbyl group, and R₁₇ is a C₁ to C₁₀ hydrocarbyl group.
Claim 4
Dependent Claim
20 words
A liquid fabric softening composition as claimed in claim 1 or 2 wherein the composition further comprises a buffer acid.
Claim 5
Dependent Claim
25 words
A liquid fabric softening composition as claimed in any preceding claim wherein the composition further comprises a nonionic material of HLB between 7.0 and 21.0.
Claim 6
Dependent Claim
27 words
A liquid fabric softening composition as claimed in any preceding claim wherein the composition further comprises an ester of a fatty acid and a short chain polyol.
Claim 7
Dependent Claim
58 words
A liquid fabric softening composition in the form of a dispersion in aqueous medium comprising: (i) from 3 to 20% by weight of an amine softener material; (ii) from 0.5% to 10% by weight of a fatty acid material; and (iii)a buffer acid the molar ratio of amine softener material to buffer acid being from 5:1 to 1:10.
Claim 8
Dependent Claim
58 words
A liquid fabric softening composition in the form of a dispersion in aqueous medium comprising: (i) from 3 to 20% by weight of an amine softener material; (ii) from 0.5% to 10% by weight of a fatty acid material; and (iii)a buffer acid the molar ratio of amine softener material to buffer acid being from 5:1 to 1:10.
Claim 9
Dependent Claim
23 words
A liquid fabric softening composition as a claimed in claim 6 which further comprises a nonionic material of HLB between 7.0 and 10.0.
Claim 10
Dependent Claim
41 words
A liquid fabric softening composition as claimed in any preceding claim providing upon dilution in water to a total concentration of amine materials and fatty acid materials of between 30 and 1000ppm a liquor having a pH of less than 6.5
References Cited (Backward Citations)
No citation records indexed.
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