Patent US4195458A successfully refreshed from Google Patents.
US4195458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hardenable compositions of improved thermal stability
Assignee: Dynamit Nobel AG
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Filing: 1977-03-10
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Granted: 1980-04-01
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Expires: 1997-03-10
Abstract
Abstract A composition comprising a granular inorganic oxidic material other than glass powder and 1 to 30 weight percent, based on the weight of said material, of glass powder, especially a composition additionally containing a hardenable thermo- or cold-setting phenolic resin, which composition does not disintegrate at high temperatures and retains compressive strength.
Inventors
- 👤 Walter Hoppe
- 👤 Hans Junger
- 👤 Franz Weissenfels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:55
CPC Classifications
C; C04; C04B; C04B26/00; C04B26/02; C04B26/10; C04B26/12; C04B26/122
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
51 words
A building structure having an exterior wall, said exterior wall containing a hardened composition, said composition comprising a quartz sand material and 1 to 30 weight percent of glass powder and 1 to 20 weight percent, based upon the weight of said material, of a hardenable thermo- or cold-setting phenolic resin.
Claim 2
Dependent Claim
51 words
A building structure having an exterior wall, said exterior wall containing a hardened composition, said composition comprising a quartz sand material and 1 to 30 weight percent of glass powder and 1 to 20 weight percent, based upon the weight of said material, of a hardenable thermo- or cold-setting phenolic resin.
Claim 3
Dependent Claim
29 words
A structure according to claim 1 wherein said composition additionally contains 0.1 to 3.5%, based on the weight of said material, of an inorganic boron compound in powder form.
Claim 4
Dependent Claim
13 words
A structure according to claim 2 wherein said boron compound is sodium tetraborate.
Claim 5
Dependent Claim
27 words
A structure according to claim 1 wherein said composition additionally contains 0.1 to 5 weight percent, based on the weight of said material, of an alkali carbonate.
Claim 6
Dependent Claim
13 words
A structure according to claim 4 wherein said alkali carbonate is sodium carbonate.
Claim 7
Dependent Claim
18 words
A structure according to claim 1 wherein the glass powder has a particle size up to 100 microns.
Claim 8
Dependent Claim
13 words
A structure according to claim 1 wherein said resin is a novolak resin.
Claim 9
Dependent Claim
24 words
A structure according to claim 1 wherein said resin is present in a weight ratio of 3 to 8:97 to 92 to said material.
Claim 10
Dependent Claim
14 words
A structure according to claim 1 wherein said composition additionally contains a tar pitch.
Claim 11
Dependent Claim
21 words
A structure according to claim 1 wherein said glass powder is present in an amount of at least 10% by weight.
Claim 12
Dependent Claim
39 words
A structure according to claim 1 wherein said glass powder is present in an amount of at least 5 percent based upon the weight of said material and said glass powder has a particle size up to 100 microns.
Claim 13
Dependent Claim
52 words
A building structure having partition walls defining rooms, said partition walls containing a hardened composition, said composition comprising a quartz sand material and 1 to 30 weight percent of glass powder and 1 to 20 weight percent, based on the weight of said material, of a hardenable thermo- or cold-setting phenolic resin.
Claim 14
Dependent Claim
52 words
A building structure having partition walls defining rooms, said partition walls containing a hardened composition, said composition comprising a quartz sand material and 1 to 30 weight percent of glass powder and 1 to 20 weight percent, based on the weight of said material, of a hardenable thermo- or cold-setting phenolic resin.
Claim 15
Dependent Claim
29 words
A structure according to claim 12 wherein said composition additionally contains 0.1 to 3.5%, based on the weight of said material, of an inorganic boron compound in powder form.
Claim 16
Dependent Claim
13 words
A structure according to claim 13 wherein said boron compound is sodium tetraborate.
Claim 17
Dependent Claim
27 words
A structure according to claim 12 wherein said composition additionally contains 0.1 to 5 weight percent, based on the weight of said material, of an alkali carbonate.
Claim 18
Dependent Claim
13 words
A structure according to claim 15 wherein said alkali carbonate is sodium carbonate.
Claim 19
Dependent Claim
18 words
A structure according to claim 12 wherein the glass powder has a particle size up to 100 microns.
Claim 20
Dependent Claim
13 words
A structure according to claim 12 wherein said resin is a novolak resin.
Claim 21
Dependent Claim
24 words
A structure according to claim 12 wherein said resin is present in a weight ratio of 3 to 8:97 to 92 to said material.
Claim 22
Dependent Claim
14 words
A structure according to claim 12 wherein said composition additionally contains a tar pitch.
Claim 23
Dependent Claim
21 words
A structure according to claim 12 wherein said glass powder is present in an amount of at least 10% by weight.
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) | 1983-04-01 | 1983-10-01 | 1984-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-01 | 1987-10-01 | 1988-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-01 | 1991-10-01 | 1992-04-01 | $7700.00 | Window Closed / Lapsed |