US4559269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite puffed borax particles
Assignee: GLCC Technologies Inc
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Filing: 1984-04-13
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Granted: 1985-12-17
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Expires: 2004-04-13
Abstract
Abstract A composite particle is provided which comprises a matrix of puffed borax having a porous surface, with the matrix having retained on the porous surface thereof a plurality of individual grains of metal oxide. A method of producing such a composite particle is also provided.
Inventors
- 👤 Sidney C. Beach
- 👤 Gary W. Loar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:11
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/0081; C09C1/0084; C08; C08K; C08K9/00; C08K9/12; C09B; C09B63/00; C01; C01P; C01P2004/00; C01P2004/50; C01P2004/60; C01P2004/80; C01P2006/00; C01P2006/10; C01P2006/60; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2991; Y10T428/2993
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
48 words
A composite particle comprising a matrix of puffed borax having a porous surface and a bulk density ranging from about 2 to about 44 pounds per cubic foot, with said matrix having directly adsorbed on the porous surface thereof a plurality of individual grains of a metal oxide.
Claim 2
Dependent Claim
48 words
A composite particle comprising a matrix of puffed borax having a porous surface and a bulk density ranging from about 2 to about 44 pounds per cubic foot, with said matrix having directly adsorbed on the porous surface thereof a plurality of individual grains of a metal oxide.
Claim 3
Dependent Claim
32 words
The composite particle of claim 1 wherein said matrix comprises from about 10 to about 99 percent by weight of said composite particle with the remainder being at least one metal oxide.
Claim 4
Dependent Claim
24 words
The composite particle of claim 1 wherein the bulk density of said matrix ranges from about 4 to about 30 pounds per cubic foot.
Claim 5
Dependent Claim
44 words
The composite particle of claim 1 wherein said metal oxide is selected from the group consisting of zinc oxide, lead monoxide, cobalt oxide, cuprous and cupric oxide, titanium oxide, ferric oxide, molybdenum oxide, aluminum oxide, antimony oxide, lead oxide, chromium oxide and mixtures thereof.
Claim 6
Dependent Claim
13 words
The composite particle of claim 4 wherein the metal oxide is antimony oxide.
Claim 7
Dependent Claim
24 words
The composite article of claim 1 wherein the grains of metal oxide have a particle size ranging from about 0.1 to about 100 microns.
Claim 8
Dependent Claim
81 words
A composite particle comprising a matrix of puffed borax having a porous surface and a bulk density ranging from about 2 to about 44 pounds per cubic foot, with said matrix having directly adsorbed on the porous surface thereof a plurality of individual particles of at least one colorant, with said composite particle having been obtained by mixing puffed borax particles and colorant particles and subjecting them to a gentle rolling or tumbling action in the interior of a mixing vessel.
Claim 9
Dependent Claim
81 words
A composite particle comprising a matrix of puffed borax having a porous surface and a bulk density ranging from about 2 to about 44 pounds per cubic foot, with said matrix having directly adsorbed on the porous surface thereof a plurality of individual particles of at least one colorant, with said composite particle having been obtained by mixing puffed borax particles and colorant particles and subjecting them to a gentle rolling or tumbling action in the interior of a mixing vessel.
Claim 10
Dependent Claim
22 words
The composite particle of claim 7 wherein said colorant is selected from the group consisting of inorganic and organic dyes or pigments.
Claim 11
Dependent Claim
28 words
The composite particle of claim 8 wherein said organic dye is selected from the group consisting of pigment blue 27, acid blue 80, prussian blue and ultramarine blue.
Claim 12
Dependent Claim
12 words
The composite particle of claim 8 wherein said pigment is carbon black.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-12-16 | 1989-06-17 | 1989-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-12-16 | 1993-06-17 | 1993-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-12-16 | 1997-06-17 | 1997-12-17 | $7700.00 | Window Closed / Lapsed |