US3898186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dishwashing compositions containing gel forming gelatin
Assignee: Procter and Gamble Co
•
Filing: 1973-04-09
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Granted: 1975-08-05
•
Expires: 1993-04-09
Abstract
Abstract Liquid detergent compositions containing gel-forming gelatin, said compositions being especially suitable for use on kitchen utensils. Said compositions minimize filming and spotting of utensil surfaces upon drying. A method for treating kitchen utensil surfaces with aqueous solutions of gel-forming gelatin is also disclosed.
Inventors
- 👤 Robert Mermelstein
- 👤 Richard W Benson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:46
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0008; C11D17/003; C11D1/00; C11D1/66; C11D1/75; C11D1/83; C11D3/00; C11D3/16; C11D3/38; C11D3/384
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
54 words
A composition in accordance with claim 1 which additionally contains from about 1 to 40% by weight of a stabilizing agent selected from the group consisting of sodium and potassium toluene sulfonate, sodium and potassium xylene sulfonate, sodium and potassium benzene sulfonate, sodium and potassium cumene sulfonate, methanol, ethanol, propanol, butanol and potassium chloride.
Claim 2
Dependent Claim
76 words
A composition in accordance with claim 1 which additionally contains A. from about 0.1 to 5 % by weight of a sudspromoting agent selected from the group consisting of water-soluble salts of calcium and magnesium; and B. from about 1 to 40% by weight of a hydrotrope stabilizing agent selected from the group consisting of sodium and potassium toluene sulfonate, sodium and potassium xylene sulfonate, sodium and potassium benzene sulfonate and sodium and potassium cumene sulfonate.
Claim 3
Dependent Claim
54 words
A composition in accordance with claim 1 wherein A. the surfactant system comprises from about 20 to 45% by weight of said composition, B. the gel-forming Type B gelatin comprises from about 0.5 to 3% by weight of said composition; and C. water comprises from about 50 to 75% by weight of said composition.
Claim 4
Dependent Claim
34 words
A composition in accordance with claim 4 which additionally contains from about 0.1 to 5 % by weight of a suds-promoting agent selected from the group consisting of water-soluble salts of calcium and magnesium.
Claim 5
Dependent Claim
49 words
A composition in accordance wtih claim 2 which additionally contains from about 0.1 to 5% by weight of a gel formation promoting agent selected from the group consisting of ferric chloride, ferric citrate, ferric nitrate, ferric sulfate, aluminum chloride, aluminum citrate, aluminum nitrate, aluminum sulfate, and stannic chloride pentahydrate.
Claim 6
Dependent Claim
34 words
A composition in accordance with claim 4 which additionally contains from about 0.1 to 5% by weight of a gel formation promoting agent selected from the group consisting of formaldehyde, acetaldehyde, propionaldehyde, and butyraldehyde.
Claim 7
Dependent Claim
73 words
A composition in accordance with claim 4 wherein A. the alkyl sulfate componenT of the surfactant system comprises from about 20 to 50% by weight of said surfactant system; B. the alkyl ether sulfate component of the surfactant system comprises from about 40 to 60% by weight of said surfactant system; and C. the amine oxide component of the surfactant system comprises from about 10 to 35% by weight of said surfactant system.
Claim 8
Dependent Claim
47 words
A composition in accordance with claim 8 which additionally contains from about 3 to 20% by weight of a builder salt selected from the group consisting of potassium pyrophosphate, sodium tripolyphosphate, sodium carbonate, sodium acetate, sodium silicate, sodium citrate, sodium nitrilotriacetate, sodium mellitate, triethanolamine and mixtures thereof.
Claim 9
Dependent Claim
161 words
A composition in accordance with claim 8 wherein A. the alkyl sulfate component of the surfactant system is selected from the group consisting of sodium dodecyl sulfate, sodium tallow alkyl sulfate, potassium tallow alkyl sulfate, treithanolamine tallow alkyl sulfate, potassium coconut alkyl sulfate, sodium coconut alkyl sulfate, ammonium coconut alkyl sulfate and triethanolamine coconut alkyl sulfate; B. the alkyl ether sulfate component of the surfactant system is selected from the group consisting of sodium coconut alkyl hexaoxyethylene sulfate, sodium coconut alkyl dodecaoxyethylene sulfate, potassium coconut alkyl dodecaoxyethylene sulfate, ammonium coconut alkyl dodecaoxyethylene sulfate, sodium tallow alkyl dodecaoxyethylene sulfate, potassium tallow alkyl dodecaoxyethylene sulfate, ammonium tallow alkyl dodecaoxyethylene sulfate, sodium tallow alkyl trioxyethylene sulfate, ammonium coconut alkyl hexaoxyethylene sulfate, triethanolamine coconut alkyl hexaoxyethylene sulfate and triethanolamine coconut alkyl dodecaoxyethylene sulfate; and C. the amine oxide component of the surfactant system is selected from the group consisting of dimethyldocecyl amine oxide, dimethyltetradecyl amine oxide, cetyldimethyl amine oxide and coconut alkyl dimethyl amine oxide.
Claim 10
Dependent Claim
22 words
A composition in accordance with claim 2 wherein the Type B gelatin has a Bloom strength of from about 225 to 275.
References Cited (Backward Citations)
US2766212A
Cited
US3317430A
Cited
US3192166A
Cited
US3281368A
Cited
US3393154A
Cited
US3548056A
Cited
US3793233A
Cited
US3775349A
Cited
US3707503A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-08-04 | 1979-02-03 | 1979-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-04 | 1983-02-03 | 1983-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-04 | 1987-02-03 | 1987-08-05 | $7700.00 | Window Closed / Lapsed |