US4147650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slurried detergent and method
Assignee: Diversey Corp Canada
•
Filing: 1977-10-25
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Granted: 1979-04-03
•
Expires: 1997-10-25
Abstract
Abstract The invention disclosed provides a new improved slurry detergent and to a method of using same. The slurry detergent may be formulated with alkali metal hydroxides and/or silicates, condensed phosphates, sodium hypochlorite and sodium polyacrylate, or the like. The new improved slurry is found to have significant advantages over both liquid detergents and powder detergents in dispensing as well as in use.
Inventors
- 👤 Philip M. Sabatelli
- 👤 Denny E. Daugherty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:51
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0008; C11D17/003; C11D17/0047; C11D17/0052; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3757; C11D3/3765; C11D3/395; C11D3/3956; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
49 words
A slurry detergent composition consisting essentially of: ______________________________________
Solids, dry basis
Wt. %
______________________________________
Water 50-70
Sodium or potassium
hydroxide 5-15
Sodium or potassium
metasilicate, anhydrous
0-10
Sodium or potassium
silicate (20%), 1:2.50 ratio
0-4
Sodium hypochlorite 0-3.0
Sodium tripolyphosphate
15-25
Sodium polyacrylate, avg. mol. wt.
85,000-95,000 1.0-2.0
______________________________________
Claim 2
Dependent Claim
49 words
A slurry detergent composition consisting essentially of: ______________________________________
Solids, dry basis
Wt. %
______________________________________
Water 50-70
Sodium or potassium
hydroxide 5-15
Sodium or potassium
metasilicate, anhydrous
0-10
Sodium or potassium
silicate (20%), 1:2.50 ratio
0-4
Sodium hypochlorite 0-3.0
Sodium tripolyphosphate
15-25
Sodium polyacrylate, avg. mol. wt.
85,000-95,000 1.0-2.0
______________________________________
Claim 3
Dependent Claim
24 words
Composition according to claim 1 in which the hydroxide is sodium hydroxide, 10%; the sodium polyacrylate is 2%; and the sodium hypochlorite is 2.25%.
References Cited (Backward Citations)
US3671490A
Cited
US3491028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-04-02 | 1982-10-02 | 1983-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-04-02 | 1986-10-02 | 1987-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-04-02 | 1990-10-02 | 1991-04-03 | $7700.00 | Window Closed / Lapsed |