Fabric Care Compositions
An ironing aid fabric treatment composition comprising: a) a nanoparticle dispersion comprising particles having an average particle size in the range 5 to 500 nm, b) a lubricant phase comprising a lubricant selected from silicone oil, sucrose polyester oil and mixtures thereof, and c) water wherein the weight ratio of a):b) is in the range 4:1 to 1:4, with the proviso that when the colloidal nanoparticle dispersion comprises a silicone resin the composition is not delivered through an iron.
1 . An ironing aid fabric treatment composition comprising:
a) a nanoparticle dispersion comprising particles having an average particle size in the range 5 to 500 nm,
b) a lubricant phase comprising a lubricant selected from silicone oil, sucrose polyester oil and mixtures thereof, and
c) water
wherein the weight ratio of a):b) is in the range 4:1 to 1:4.
with the proviso that when the colloidal nanoparticle dispersion comprises a silicone resin the composition is not delivered through an iron.
2 . An ironing aid fabric treatment composition as claimed in claim 1 in which all the particles of the nanoparticle dispersion have a particle size less than 500 nm.
3 . An ironing aid fabric treatment composition as claimed in claim 2 in which all the particles of the nanoparticle dispersion have a particle size less than 100 nm.
4 . An ironing aid fabric treatment composition as claimed in claim 1 in which the particles of the nanoparticle dispersion have an average particle size in the range 15 to 50 nm.
5 . An ironing aid fabric treatment composition as claimed in claim 1 in which the nanoparticles are selected from silica, titania, alumina, zinc oxide and silicone resin.
6 . An ironing aid fabric treatment composition as claimed in claim 5 in which the nanoparticle dispersion is a cationic, anionic or neutral colloidal dispersion of silica.
7 . An ironing aid fabric treatment composition as claimed in claim 5 in which the particles of the colloidal nanoparticle dispersion comprise silicone resin.
8 . An ironing aid fabric treatment composition as claimed in claim 1 in which the silicone oil comprises polydimethyl siloxane.
9 . An ironing aid fabric treatment composition as claimed in claim 1 in which the-weight ratio of a):b) is in the range 3:1 to 1:3.
10 . An ironing aid fabric treatment composition as claimed in claim 9 in which the weight ratio of a):b) is in the range 2:1 to 1:2.
11 . An ironing aid fabric treatment composition as claimed in claim 1 which comprises:
0.1 to 50 weight percent of component a),
0.1 to 50 weight percent of component b)
up to 99.8 weight percent water.
12 . An ironing aid fabric treatment composition as claimed in claim 10 which comprises:
0.5 to 20 weight percent component a),
0.5 to 20 weight percent component b),
0.1 to 15 weight percent surfactant,
0.1 to 5 weight percent perfume, and
up to 70 percent deionised water.
13 . An ironing aid fabric treatment product comprising a reservoir containing a composition as claimed in claim 1 and a spray dispensing valve.
14 . A cartridge for insertion into a steam iron comprising a reservoir containing a formulation as claimed in claim 1 , with the proviso that the colloidal nanoparticle dispersion does not comprise a silicone resin.
15 . A method of treating a fabric which comprises applying to the fabric an iron aid fabric treatment composition comprising:
a) a colloidal nanoparticle dispersion comprising particles having an average particle size in the range 1 to 500nm,
b) a lubricant phase,
c) water
wherein the ratio of a):b) is in the range 4:1 to 1:4, and
simultaneously with said application or thereafter, ironing said fabric under elevated temperature and pressure, with the proviso that when the colloidal nanoparticle dispersion comprises a silicone resin the fabric treatment composition is not delivered through an iron.
16 . A method as claimed in claim 15 in which the composition is applied in an amount to deposit from 0.25 to 2 percent by weight of the total of the particulate phase and lubricant phase.
17 . A method as claimed in claim 16 in which the composition is applied in an amount to deposit from 0.5 to 1 percent by weight of the total of the particulate phase and lubricant phase.
18 . (canceled)
19 . A method as claimed in claim 15 in which the composition is applied from a steam iron, with the proviso the composition does not comprise a nanoparticle dispersion comprising silicone resin particles.
20 . A method as claimed in claim 15 in which the composition is applied by spraying prior to ironing.
21 . The use of a composition as claimed in claim 1 to treat fabric to provide anti-wrinkle benefit.