US4472287A — Particulate fabric softening composition, fabric …

Claim 1

Independent Claim 79 words

A particulate composition for addition to a detergent composition to increase fabric softening action thereof, which detergent composition is suitable for use in hand washing laundry, which comprises a swelling bentonite and a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, with the proportion of bentonite to water insoluble soap being in the range of about 1:1.5 to 40:1.

Claim 2

Dependent Claim 79 words

A particulate composition for addition to a detergent composition to increase fabric softening action thereof, which detergent composition is suitable for use in hand washing laundry, which comprises a swelling bentonite and a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, with the proportion of bentonite to water insoluble soap being in the range of about 1:1.5 to 40:1.

Claim 3

Dependent Claim 33 words

A particulate composition according to claim 1 wherein the swelling bentonite is a sodium bentonite and the proportion of bentonite to water insoluble soap is in the range of about 1:1.5 to 20:1.

Claim 4

Dependent Claim 32 words

A composition according to claim 2 which is an agglomerate of the bentonite and the water insoluble soap, of particle sizes in the range of Nos. 10 to 100, U.S. Sieve Series.

Claim 5

Dependent Claim 35 words

A composition according to claim 3 wherein the water insoluble soap is a stearate, and which composition comprises from 0.3 to 5% of sodium silicate, which helps to bind together the bentonite and the stearate.

Claim 6

Dependent Claim 33 words

A composition according to claim 4 wherein the bentonite is a Wyoming bentonite and the insoluble soap is aluminum stearate, and the proportion thereof is in the range of about 1:1 to 15:1.

Claim 7

Dependent Claim 45 words

A composition according to claim 4 comprising about 70 to 90% of bentonite, 4 to 15% of water insoluble stearate, 0.5 to 3% of sodium silicate of Na 2 O:SiO 2 ratio in the range of 1:1.6 to 1:2.8, and 5 to 15% of moisture.

Claim 8

Dependent Claim 44 words

A composition according to claim 5 comprising about 70 to 90% of bentonite, 4 to 15% of aluminum stearate, 0.5 to 3% of sodium silicate of Na 2 O:SiO 2 ratio in the range of 1:1.6 to 1:2.8, and 5 to 15% of moisture.

Claim 9

Dependent Claim 80 words

A process for improving fabric softening properties of a particulate detergent composition to produce a composition suitable for hand washing laundry, which comprises mixing with such detergent composition a total amount from 10 to 40% thereof of swelling bentonite and water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, with the bentonite:soap proportion being in the range of 1:1.5 to 40:1.

Claim 10

Dependent Claim 80 words

A process for improving fabric softening properties of a particulate detergent composition to produce a composition suitable for hand washing laundry, which comprises mixing with such detergent composition a total amount from 10 to 40% thereof of swelling bentonite and water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, with the bentonite:soap proportion being in the range of 1:1.5 to 40:1.

Claim 11

Dependent Claim 85 words

A process according to claim 8 wherein the bentonite is a swelling bentonite, the water insoluble soap is a stearate selected from the group consisting of aluminum, calcium, magnesium, barium and zinc stearates and mixtures thereof, the proportion of bentonite to water insoluble stearate is in the range of 1:1 to 15:1, the bentonite and water insoluble stearate are agglomerated to particle sizes in the range of Nos. 10 to 100, U.S. Sieve Series, and the particulate detergent is of particles in such size range.

Claim 12

Dependent Claim 78 words

A particulate fabric softening detergent composition, suitable for hand washing laundry, comprising from 5 to 35% of synthetic organic detergent selected from the group consisting of anionic and nonionic detergents, 5 to 75% of builder salt for the detergent, 2 to 30% of bentonite and 0.5 to 20% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 13

Dependent Claim 78 words

A particulate fabric softening detergent composition, suitable for hand washing laundry, comprising from 5 to 35% of synthetic organic detergent selected from the group consisting of anionic and nonionic detergents, 5 to 75% of builder salt for the detergent, 2 to 30% of bentonite and 0.5 to 20% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 14

Dependent Claim 36 words

A detergent composition according to claim 10 wherein at least a portion of the composition is spray dried and the bentonite is a swelling bentonite, in particles separate from the spray dried portion of the composition.

Claim 15

Dependent Claim 26 words

A detergent composition according to claim 11 wherein the bentonite is agglomerated into particles of sizes like those of the spray dried portion of the composition.

Claim 16

Dependent Claim 22 words

A detergent composition according to claim 12 wherein the bentonite and the water insoluble soap are present in the agglomerated bentonite particles.

Claim 17

Dependent Claim 52 words

A detergent composition according to claim 13 comprising from 10 to 25% of synthetic anionic organic detergent, 10 to 50% of a phosphate builder for such detergent, 5 to 30% of swelling bentonite, 0.5 to 15% of the insoluble soap, 0 to 40% of filler salt and 3 to 15% of water.

Claim 18

Dependent Claim 52 words

A detergent composition according to claim 14 wherein the anionic detergent is higher alkylbenzene sulfonate in which the higher alkyl thereof is of 12 to 18 carbon atoms, the phosphate is sodium tripolyphosphate, the bentonite is a sodium bentonite, the insoluble soap is a stearate, and the filler salt is sodium sulfate.

Claim 19

Dependent Claim 90 words

A detergent composition according to claim 15 wherein the alkylbenzene sulfonate is selected from the group consisting of sodium linear dodecylbenzene sulfonate, sodium linear tridecylbenzene sulfonate and mixtures thereof and is 12 to 22%, the sodium tripolyphosphate is 20 to 30%, the bentonite is 8 to 25%, the insoluble soap is 1 to 5%, the sodium sulfate is 5 to 25%, and the water is 7 to 12% of the composition, and which composition comprises from 3 to 20% of sodium carbonate and from 2 to 12% of sodium silicate.

Claim 20

Dependent Claim 88 words

A bar or cake of fabric softening detergent composition suitable for hand washing laundry comprising a particulate fabric softening detergent composition comprising from 5 to 35% of synthetic organic detergent selected from the group consisting of anionic and nonionic detergents, 5 to 75% of builder salt for the detergent, 2 to 30% of bentonite and 0.5 to 20% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 21

Dependent Claim 88 words

A bar or cake of fabric softening detergent composition suitable for hand washing laundry comprising a particulate fabric softening detergent composition comprising from 5 to 35% of synthetic organic detergent selected from the group consisting of anionic and nonionic detergents, 5 to 75% of builder salt for the detergent, 2 to 30% of bentonite and 0.5 to 20% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 22

Dependent Claim 92 words

A process for making a composition which is useful for increasing fabric softening action of detergent compositions to make compositions suitable for hand washing laundry which comprises spraying an aqueous solution of a binder onto moving surfaces of a mixture of finely divided bentonite and finely divided water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, to produce agglomerates thereof of particle sizes in the Nos. 10 to 100 range, U.S. Sieve Series.

Claim 23

Dependent Claim 92 words

A process for making a composition which is useful for increasing fabric softening action of detergent compositions to make compositions suitable for hand washing laundry which comprises spraying an aqueous solution of a binder onto moving surfaces of a mixture of finely divided bentonite and finely divided water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof, to produce agglomerates thereof of particle sizes in the Nos. 10 to 100 range, U.S. Sieve Series.

Claim 24

Dependent Claim 67 words

A process according to claim 18 wherein the bentonite is a swelling bentonite, the water insoluble soap is a stearate, the binder is sodium silicate of Na 2 O:SiO 2 ratio in the range of 1:1.6 to 1:2.8 and the agglomerate comprises about 70 to 90% of bentonite, 4 to 15% of water insoluble soap, 0.5 to 3% of sodium silicate and 5 to 15% of moisture.

Claim 25

Dependent Claim 57 words

A process according to claim 19 wherein the bentonite is a Wyoming bentonite, the water insoluble stearate is aluminum stearate, the sodium silicate is of Na 2 O:SiO 2 ratio of about 1:2.4 and the agglomerated particles comprise about 81% of bentonite, about 8% of aluminum stearate, about 1% of sodium silicate and about 10% of moisture.

Claim 26

Dependent Claim 89 words

A process for washing and softening laundry which comprises washing such laundry in wash water containing a built heavy duty synthetic organic detergent composition, suitable for hand washing laundry, at a concentration in the range of 0.05 to 1.0%, exclusive of any bentonite and insoluble soap present in it, about 0.005 to 0.3% of bentonite and 0.001 to 0.2% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 27

Dependent Claim 89 words

A process for washing and softening laundry which comprises washing such laundry in wash water containing a built heavy duty synthetic organic detergent composition, suitable for hand washing laundry, at a concentration in the range of 0.05 to 1.0%, exclusive of any bentonite and insoluble soap present in it, about 0.005 to 0.3% of bentonite and 0.001 to 0.2% of a water insoluble soap selected from the group consisting of aluminum, calcium, magnesium, barium and zinc soaps of fatty acids of 8 to 20 carbon atoms, and mixtures thereof.

Claim 28

Dependent Claim 83 words

A process according to claim 21 wherein the built heavy duty synthetic organic detergent comprises a synthetic anionic organic detergent and a phosphate builder salt, the concentration thereof in the wash water is in the range of 0.3 to 0.7%, the bentonite is a sodium bentonite, the water insoluble soap is aluminum stearate, the proportions of bentonite and aluminum stearate are within the ranges of 0.03 to 0.2% and 0.003 to 0.02%, respectively, and the washing of the laundry is hand washing thereof.

Claim 29

Dependent Claim 132 words

A process for washing and softening laundry which comprises washing such laundry in wash water containing a built heavy duty synthetic organic detergent at a concentration in the range of 0.05 to 1.0%, exclusive of any bentonite present in it and exclusive of any heavy metal salt and soluble soap in stoichiometric proportions for producing a water insoluble soap on reaction thereof, about 0.005 to 0.3% of bentonite, and water soluble soap and metal salt reacted therewith in sufficient quantity to produce about 0.001 to 0.2% of water insoluble soap, wherein the metal of such soap is selected from the group consisting of aluminum, calcium, magnesium, barium, zinc and mixtures thereof and the soluble soap is a soap of a fatty acid or fatty acid mixture of 8 to 20 carbon atoms.

Claim 30

Dependent Claim 132 words

A process for washing and softening laundry which comprises washing such laundry in wash water containing a built heavy duty synthetic organic detergent at a concentration in the range of 0.05 to 1.0%, exclusive of any bentonite present in it and exclusive of any heavy metal salt and soluble soap in stoichiometric proportions for producing a water insoluble soap on reaction thereof, about 0.005 to 0.3% of bentonite, and water soluble soap and metal salt reacted therewith in sufficient quantity to produce about 0.001 to 0.2% of water insoluble soap, wherein the metal of such soap is selected from the group consisting of aluminum, calcium, magnesium, barium, zinc and mixtures thereof and the soluble soap is a soap of a fatty acid or fatty acid mixture of 8 to 20 carbon atoms.

Claim 31

Dependent Claim 15 words

A process according to claim 23 wherein the washing of the laundry is hand washing.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1987-09-18	1988-03-19	1988-09-18	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1991-09-18	1992-03-19	1992-09-18	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1995-09-18	1996-03-19	1996-09-18	$7700.00	Window Closed / Lapsed

Particulate fabric softening composition, fabric softening detergent useful for hand washing laundry and process for manufacture and use thereof

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