US4566980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet treating composition
Assignee: Creative Products Resource Inc
•
Filing: 1985-01-16
•
Granted: 1986-01-28
•
Expires: 2005-01-16
Abstract
Abstract A dry-type carpet treating composition is disclosed which comprises a blend of base particles comprising an inorganic carrier salt and an agglomerating agent, said base particles having adhered thereto an amount of a waxy polymeric coating effective to maintain the structural integrity of the base particles after they have been contacted with aqueous soil.
Inventors
- 👤 James A. Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:19
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0031; C11D17/00; C11D17/0039
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
60 words
A dry-type carpet treating composition comprising base particles of an inorganic carrier salt and an agglomerating agent, said base particles having applied thereto a polymeric coating comprising a film-forming latex and an amount of wax effective to substantially maintain the structural integrity of the base particles upon contact with water while not substantially inhibiting their ability to absorb said water.
Claim 2
Dependent Claim
60 words
A dry-type carpet treating composition comprising base particles of an inorganic carrier salt and an agglomerating agent, said base particles having applied thereto a polymeric coating comprising a film-forming latex and an amount of wax effective to substantially maintain the structural integrity of the base particles upon contact with water while not substantially inhibiting their ability to absorb said water.
Claim 3
Dependent Claim
13 words
The composition of claim 1 wherein said coating further comprises an acrylic polymer.
Claim 4
Dependent Claim
13 words
The composition of claim 1 wherein said composition further comprises an anti-static agent.
Claim 5
Dependent Claim
17 words
The composition of claim 3 wherein the anti-static agent comprises aluminum oxide, aluminum stearate or mixtures thereof.
Claim 6
Dependent Claim
17 words
The composition of claim 4 wherein said anti-static agent comprises the organic acid salt of a (higher)alkylamido(lower)alkylene-tert-amine.
Claim 7
Dependent Claim
11 words
The composition of claim 1 which further comprises an odoriferous agent.
Claim 8
Dependent Claim
17 words
The composition of claim 1 wherein the wax comprises polyethylene, an ethylene-acrylic acid copolymer or mixtures thereof.
Claim 9
Dependent Claim
12 words
The composition of claim 1 which further comprises a silicon fluid. PG,20
Claim 10
Dependent Claim
18 words
The composition of claim 1 wherein said inorganic carrier salt comprises sodium sulfate, sodium bicarbonate and mixtures thereof.
Claim 11
Dependent Claim
11 words
The composition of claim 1 wherein the agglomerating agent comprises starch.
Claim 12
Dependent Claim
77 words
A dry-type carpet treating composition comprising a blend of base particles comprising about 40-85% of one or more inorganic carrier salts and about 1-25% of a solid agglomerating agent, said base particles having adhered thereto a polymeric coating comprising about 1-10% wax and about 1-10% of a film-forming latex, said polymeric coating being effective to substantially maintain the integrity of the base particles upon contact with water while not substantially inhibiting their ability to absorb said water.
Claim 13
Dependent Claim
77 words
A dry-type carpet treating composition comprising a blend of base particles comprising about 40-85% of one or more inorganic carrier salts and about 1-25% of a solid agglomerating agent, said base particles having adhered thereto a polymeric coating comprising about 1-10% wax and about 1-10% of a film-forming latex, said polymeric coating being effective to substantially maintain the integrity of the base particles upon contact with water while not substantially inhibiting their ability to absorb said water.
Claim 14
Dependent Claim
26 words
The composition of claim 11 wherein said wax comprises polyethylene or a copolymer of polyethylene with acrylic acid and said film-forming latex comprises an acrylic polymer.
Claim 15
Dependent Claim
13 words
The composition of claim 11 wherein said agglomerating agent comprises about 2-10% starch.
Claim 16
Dependent Claim
17 words
The composition of claim 11 wherein said carrier salt comprises sodium sulfate, sodium bicarbonate or mixtures thereof.
Claim 17
Dependent Claim
15 words
The composition of claim 11 which further comprises about 1-10% of a particulate anti-static agent.
Claim 18
Dependent Claim
17 words
The composition of claim 15 wherein said anti-static agent comprises aluminum oxide, aluminum stearate or mixtures thereof.
Claim 19
Dependent Claim
14 words
The composition of claim 11 further comprising about 0.1-5% of an amine anti-static agent.
Claim 20
Dependent Claim
17 words
The composition of claim 17 wherein the amine anti-static agent comprises an acid salt of a (higher)alkylamido-(lower)alkylene-(dialkyl)amine.
Claim 21
Dependent Claim
10 words
The composition of claim 11 further comprising about 0.01-10% fragrance.
Claim 22
Dependent Claim
18 words
The composition of claim 11 wherein said latex comprises an effective amount of a metal salt curing agent.
Claim 23
Dependent Claim
58 words
A flowable, powdered carpet treating composition formed by a process comprising: (a) forming a dry blend of inorganic carrier salt particles and starch; and (b) mixing and coating said blend with a liquid polymeric coating composition comprising fragrance, a wax and a film-forming latex; said coated particles being capable of absorbing water while substantially retaining their structural integity.
Claim 24
Dependent Claim
58 words
A flowable, powdered carpet treating composition formed by a process comprising: (a) forming a dry blend of inorganic carrier salt particles and starch; and (b) mixing and coating said blend with a liquid polymeric coating composition comprising fragrance, a wax and a film-forming latex; said coated particles being capable of absorbing water while substantially retaining their structural integity.
Claim 25
Dependent Claim
23 words
The composition of claim 21 wherein the liquid coating composition comprises an aqueous emulsion or solution comprising the wax and the film-forming latex.
Claim 26
Dependent Claim
24 words
The composition of claim 21 which is formed by a process further comprising, after step (b), mixing said polymer-coated particles with an anti-static agent.
Claim 27
Dependent Claim
28 words
The composition of claim 21, which is formed by a process further comprising incorporating aluminum oxide, aluminum stearate or mixtures thereof into the dry blend of step (a).
Claim 28
Dependent Claim
30 words
The composition of claim 22 which is formed by a process comprising incorporating an aqueous emulsion of polyethylene, a polyethylene-acrylic acid copolymer or mixtures thereof into said polymeric coating composition.
Claim 29
Dependent Claim
27 words
The composition of claim 22 which is formed by a process comprising incorporating an aqueous solution or dispersion of an acrylic polymer into said polymeric coating composition.
Claim 30
Dependent Claim
21 words
The composition of claim 22 wherein said liquid polymeric coating composition is sprayed onto a moving bed of said blended particles.
Claim 31
Dependent Claim
22 words
The composition of claim 22 wherein said coated particles are heated for a period of time effective to cross-link said polymeric coating.
Claim 32
Dependent Claim
20 words
The composition of claim 22 wherein a portion of said fragrance is mixed with said coated particles after step (b).
Claim 33
Independent Claim
36 words
A method of deodorizing and conditioning carpeting soiled with aqueous soil comprising contacting the surface of said carpeting with an effective amount of the compositions of claims 6, 19, or 21, and thereafter removing said composition.
Claim 34
Dependent Claim
31 words
The method of claim 30 wherein said composition is contacted with said aqueous soil for a period of time effective for the composition to become substantially saturated with said aqueous soil.
References Cited (Backward Citations)
US433707A
Cited
US2789953A
Cited
US3242092A
Cited
US3533953A
Cited
USB433707I5
Cited
US4035148A
Cited
US4161449A
Cited
US4194993A
Cited
US4244834A
Cited
US4395347A
Cited
US4493781A
Cited
US4434067A
Cited
US4440661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-01-27 | 1989-07-29 | 1990-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-01-27 | 1993-07-29 | 1994-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-01-27 | 1997-07-29 | 1998-01-28 | $7700.00 | Window Closed / Lapsed |