Patent US4226626A successfully refreshed from Google Patents.
US4226626A
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Binder composition containing alcohol
Assignee: Ashland LLC
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Filing: 1977-12-27
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Granted: 1980-10-07
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Expires: 1997-12-27
Abstract
Abstract A binder composition comprising aluminum phosphate, water, material containing an alkaline earth metal and an oxide, and certain solid polyhydric alcohols.
Inventors
- 👤 Richard H. Toeniskoetter
- 👤 John J. Spiwak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:11
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/34; B; B22; B22C; B22C1/00; B22C1/16; B22C1/167; B22C1/18; B22C1/181; B22C1/185; C04B2111/00; C04B2111/00474; C04B2111/0087; C04B2111/00939
Claims Analysis
Total Claims: 52
Claim 1
Independent Claim
251 words
Binder composition which comprises: (A) aluminum phosphate containing from 0 up to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1; (B) nonpolymeric normally solid polyhydric alcohol soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; (C) oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide, and capable of reacting with the aluminum phosphate; wherein said alkaline earth metal compound includes a free alkaline earth metal oxide or a free alkaline earth metal hydroxide and wherein said oxide or hydroxide has a surface area no greater than about 8.5 m 2 /gram (measured by the BET procedure); and (D) water; wherein the amount of aluminum phosphate is from about 50 to about 95% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, the amount of water is from about 15 to about 50% by weight based upon the total weight of aluminum phosphate and water; and the amount of said alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and alcohol.
Claim 2
Dependent Claim
251 words
Binder composition which comprises: (A) aluminum phosphate containing from 0 up to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1; (B) nonpolymeric normally solid polyhydric alcohol soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; (C) oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide, and capable of reacting with the aluminum phosphate; wherein said alkaline earth metal compound includes a free alkaline earth metal oxide or a free alkaline earth metal hydroxide and wherein said oxide or hydroxide has a surface area no greater than about 8.5 m 2 /gram (measured by the BET procedure); and (D) water; wherein the amount of aluminum phosphate is from about 50 to about 95% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, the amount of water is from about 15 to about 50% by weight based upon the total weight of aluminum phosphate and water; and the amount of said alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and alcohol.
Claim 3
Dependent Claim
30 words
The binder composition of claim 1 wherein the aluminum phosphate contains a mole ratio of phosphorus to total moles of aluminum and boron of from about 2.5:1 to about 3.5:1.
Claim 4
Dependent Claim
65 words
The binder composition of claim 1 wherein the amount of said aluminum phosphate is from about 65 to about 90% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, and the amount of alkaline earth metal compound is from about 10 to about 35% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound.
Claim 5
Dependent Claim
20 words
The binder composition of claim 1 wherein said solid polyhydric alcohol contains from about 2 to about 10 carbon atoms.
Claim 6
Dependent Claim
20 words
The binder composition of claim 1 wherein said solid polyhydric alcohol contains from about 2 to about 10 hydroxyl groups.
Claim 7
Dependent Claim
13 words
The binder composition of claim 1 wherein said solid polyhydric alcohol is sorbitol.
Claim 8
Dependent Claim
15 words
The binder composition of claim 1 wherein said solid polyhydric alcohol is dihydroxy succinic acid.
Claim 9
Dependent Claim
32 words
The binder composition of claim 1 wherein the amount of polyhydric alcohol is from about 2 to about 15% by weight based upon the total weight of the aluminum phosphate and alcohol.
Claim 10
Dependent Claim
31 words
The binder composition of claim 1 wherein said free alkaline earth metal oxide or free alkaline earth metal hydroxide has a surface area no greater than about 3 m 2 /gram.
Claim 11
Dependent Claim
57 words
The binder composition of claim 1 wherein said alkaline earth metal metal compound is a mixture of a free alkaline earth metal oxide and a material which contains the alkaline earth metal and oxide in combination with another constituent and wherein said alkaline earth material has a surface area no greater than about 8.5 m 2 /gram.
Claim 12
Dependent Claim
15 words
The binder composition of claim 10 wherein said alkaline earth metal oxide is magnesium oxide.
Claim 13
Dependent Claim
48 words
The binder composition of claim 10 wherein said mixture contains from about 2 to about 8 parts by weight of the free alkaline earth metal oxide per part by weight of the material containing constituents in combination with the free metal oxide and/or hydroxide and alkaline earth metal.
Claim 14
Dependent Claim
31 words
The binder composition of claim 1 wherein the amount of water is from about 20 to about 40% by weight based upon the total weight of the aluminum phosphate and water.
Claim 15
Dependent Claim
32 words
Molding composition which comprises: (A) a major amount of aggregate; and (B) an effective bonding amount up to about 40% by weight of the aggregate of the binder composition of claim 1.
Claim 16
Dependent Claim
248 words
The binder composition of claim 1 which consists essentially of: (A) aluminum phosphate containing between about 10 and about 25 mole % boron based upon the moles of aluminum, and containing a mole ratio of phosphorus to total moles of aluminum and boron of from about 2.5:1 to about 3.5:1; (B) solid polyhydric alcohol is selected from the group consisting of sorbitol, sucrose, invert sugar, D-glucose, β-glucose, dihydroxy succinic acid, gluconic acid, 1,2,6-hexanetriol, and mixtures thereof; (C) oxygen-containing alkaline earth metal compound being a mixture of from about 2 to about 8 parts by weight of magnesium oxide having a surface area no greater than about 3 m 2 /gram (measured by the BET procedure) per part by weight of calcium aluminate having a surface area no greater than about 8.5 m 2 /gram (measured by the BET procedure); and (D) water; wherein the amount of aluminum phosphate is from about 65 to about 90% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, the amount of alkaline earth metal compound is from about 10 to about 35% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of water is from about 20 to about 40% by weight based upon the total weight of aluminum phosphate and water; and the amount of said alcohol is from about 2 to about 15% by weight based upon the total weight of the aluminum phosphate and alcohol.
Claim 17
Dependent Claim
24 words
The molding composition of claim 14 being an ordinary foundry shape wherein the amount of binder composition is up to about 10% by weight.
Claim 18
Dependent Claim
41 words
The molding composition of claim 16 wherein at least about 90% by weight of the aggregate has an average particle size between about 50 and about 150 mesh and wherein at least 85% by weight of the aggregate is silicon sand.
Claim 19
Dependent Claim
50 words
The molding composition of claim 16 wherein said aluminum phosphate contains boron in an amount between about 10 and about 25 mole % based upon the moles of aluminum, and wherein the mole ratio of phosphorus to total moles of aluminum and boron is between about 2.5:1 to about 3.5:1.
Claim 20
Dependent Claim
116 words
The molding composition of claim 16 wherein the amount of said aluminum phosphate is from about 65 to about 90% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, and the amount of alkaline earth metal compound is from about 10 to about 35% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of polyhydric alcohol is from about 2 to about 15% by weight based upon the total weight of the aluminum phosphate and alcohol; and wherein the amount of water is from about 20 to about 40% by weight based upon the total weight of the aluminum phosphate and water.
Claim 21
Dependent Claim
32 words
The molding composition of claim 16 wherein said polyhydric alcohol is selected from the group consisting of sorbitol, sucrose, invert sugar, D-glucose, β-glucose, dihydroxy succinic acid, gluconic acid, 1,2,6-hexanetriol, and mixtures thereof.
Claim 22
Dependent Claim
57 words
The molding composition of claim 16 wherein said alkaline earth metal compound is a mixture of a free alkaline earth metal oxide and a material which contains the alkaline earth metal and oxide in combination with another constituent and wherein said alkaline earth metal compound has a surface area no greater than about 8.5 m 2 /gram.
Claim 23
Dependent Claim
43 words
A method for preparing the molding composition of claim 14 which comprises admixing the alkaline earth metal compound with said aggregate; and then admixing the aluminum phosphate, solid polyhydric alcohol and water with the composition containing the aggregate and alkaline earth metal compound.
Claim 24
Dependent Claim
59 words
A two-package system capable of curing at ambient temperature consisting essentially of: containing in a first packet a curable composition of: (A) aluminum phosphate containing 0 to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1,
Claim 25
Dependent Claim
59 words
A two-package system capable of curing at ambient temperature consisting essentially of: containing in a first packet a curable composition of: (A) aluminum phosphate containing 0 to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1,
Claim 26
Dependent Claim
180 words
(B) nonpolymeric normally solid polyhydric alcohol being soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; and (C) water; wherein the amount of aluminum phosphate is from about 50 to about 85% by weight based upon the total weight of aluminum phosphate and water; the amount of water is from about 15 to about 50% by weight based upon the total weight of the aluminum phosphate and water; and the amount of the solid polyhydric alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and solid polyhydric alcohol; and containing in a second package a hardening agent for the curable composition in said first package being an oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide wherein the amount of the alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of the aluminum phosphate and alkaline earth metal compound.
Claim 27
Dependent Claim
180 words
(B) nonpolymeric normally solid polyhydric alcohol being soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; and (C) water; wherein the amount of aluminum phosphate is from about 50 to about 85% by weight based upon the total weight of aluminum phosphate and water; the amount of water is from about 15 to about 50% by weight based upon the total weight of the aluminum phosphate and water; and the amount of the solid polyhydric alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and solid polyhydric alcohol; and containing in a second package a hardening agent for the curable composition in said first package being an oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide wherein the amount of the alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of the aluminum phosphate and alkaline earth metal compound.
Claim 28
Dependent Claim
207 words
Binder composition which comprises: (A) aluminum phosphate containing from 3 up to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1; (B) normally solid polyhydric alcohol soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; (C) oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide, and capable of reacting with the aluminum phosphate; and (D) water; wherein the amount of aluminum phosphate is from about 50 to about 95% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, the amount of water is from about 15 to about 50% by weight based upon the total weight of aluminum phosphate and water; and the amount of said alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and alcohol.
Claim 29
Dependent Claim
207 words
Binder composition which comprises: (A) aluminum phosphate containing from 3 up to about 40 mole % of boron based upon the moles of aluminum and containing a mole ratio of phosphorus to total moles of aluminum and boron of about 2:1 to about 4:1; (B) normally solid polyhydric alcohol soluble in aqueous solutions of the aluminum phosphate, and containing at least 2 adjacent carbon atoms each having directly attached thereto one alcoholic hydroxyl group; and keto tautomers thereof; (C) oxygen-containing alkaline earth metal compound containing alkaline earth metal and an oxide, and capable of reacting with the aluminum phosphate; and (D) water; wherein the amount of aluminum phosphate is from about 50 to about 95% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound; the amount of alkaline earth metal compound is from about 50 to about 5% by weight based upon the total weight of aluminum phosphate and alkaline earth metal compound, the amount of water is from about 15 to about 50% by weight based upon the total weight of aluminum phosphate and water; and the amount of said alcohol is from about 0.5 to about 25% by weight based upon the total weight of aluminum phosphate and alcohol.
Claim 30
Dependent Claim
29 words
The binder composition of claim 24 wherein said aluminum phosphate contains boron in an amount from about 3 to about 30 mole % based upon the moles of aluminum.
Claim 31
Dependent Claim
29 words
The binder composition of claim 24 wherein said aluminum phosphate contains boron in an amount from about 5 to about 30 mole % based upon the moles of aluminum.
Claim 32
Dependent Claim
29 words
The binder composition of claim 24 wherein said aluminum phosphate contains boron in an amount from about 10 to about 25 mole % based upon the moles of aluminum.
Claim 33
Dependent Claim
30 words
The binder composition of claim 24 wherein the aluminum phosphate contains a mole ratio of phosphorus to total moles of aluminum and boron of from about 2.5:1 to about 3.5:1.
Claim 34
Dependent Claim
30 words
The binder composition of claim 24 wherein the aluminum phosphate contains a mole ratio of phosphorus to total moles of aluminum and boron of from about 2.8:1 to about 3.2:1.
Claim 35
Dependent Claim
50 words
The binder composition of claim 24 wherein said aluminum phosphate contains boron in an amount between about 10 and about 25 mole % based upon the moles of aluminum, and wherein the mole ratio of phosphorus to total moles of aluminum and boron is between about 2.8:1 to about 3.2:1.
Claim 36
Dependent Claim
62 words
The binder composition of claim 24 wherein the amount of said aluminum phosphate is from about 65 to about 90% by weight based upon the total weight of aluminum phosphate and alkaline earth material, and the amount of alkaline earth material is from about 10 to about 35% by weight based upon the total weight of aluminum phosphate and alkaline earth material.
Claim 37
Dependent Claim
18 words
The binder composition of claim 24 wherein said solid polyhydric alcohol contains 2 to about 20 carbon atoms.
Claim 38
Dependent Claim
19 words
The binder composition of claim 24 wherein said polyhydric alcohol contains from about 2 to about 10 carbon atoms.
Claim 39
Dependent Claim
19 words
The binder composition of claim 24 wherein said polyhydric alcohol contains from about 2 to about 20 hydroxyl groups.
Claim 40
Dependent Claim
20 words
The binder composition of claim 24 wherein said solid polyhydric alcohol contains from about 2 to about 10 hydroxyl groups.
Claim 41
Dependent Claim
32 words
The binder composition of claim 24 wherein the amount of polyhydric alcohol is from about 2 to about 15% by weight based upon the total weight of the aluminum phosphate and alcohol.
Claim 42
Dependent Claim
48 words
The binder composition of claim 24 wherein said alkaline earth material includes a free alkaline earth metal oxide or a free alkaline earth metal hydroxide and wherein said oxide or hydroxide has a surface area no greater than about 8.5 m 2 /gram (measured by the BET procedure).
Claim 43
Dependent Claim
30 words
The binder composition of claim 37 wherein said alkaline earth metal oxide or free alkaline earth metal hydroxide has a surface area no greater than about 3 m 2 /gram.
Claim 44
Dependent Claim
56 words
The binder composition of claim 24 wherein said alkaline earth metal material is a mixture of a free alkaline earth metal oxide and a material which contains the alkaline earth metal and oxide in combination with another constituent and wherein said alkaline earth material has a surface area no greater than about 8.5 m 2 /gram.
Claim 45
Dependent Claim
15 words
The binder composition of claim 39 wherein said alkaline earth metal oxide is magnesium oxide.
Claim 46
Dependent Claim
48 words
The binder composition of claim 39 wherein said mixture contains from about 2 to about 8 parts by weight of the free alkaline earth metal oxide per part by weight of the material containing constituents in combination with the free metal oxide and/or hydroxide and alkaline earth metal.
Claim 47
Dependent Claim
31 words
The binder composition of claim 24 wherein the amount of water is from about 20 to about 40% by weight based upon the total weight of the aluminum phosphate and water.
Claim 48
Dependent Claim
32 words
Molding composition which comprises: (A) a major amount of aggregate; and (B) an effective bonding amount up to about 40% by weight of the aggregate of the binder composition of claim 24.
Claim 49
Dependent Claim
50 words
The molding composition of claim 43 wherein said aluminum phosphate contains boron in an amount between about 10 and about 25 mole % based upon the moles of aluminum, and wherein the mole ratio of phosphorus to total moles of aluminum and boron is between about 2.5:1 to about 3.5:1.
Claim 50
Dependent Claim
14 words
The binder composition of claim 1 wherein said solid polyhydric alcohol is invert sugar.
Claim 51
Dependent Claim
14 words
The binder composition of claim 1 wherein said solid polyhydric alcohol is 1,2,6-hexane triol.
Claim 52
Dependent Claim
13 words
The binder composition of claim 1 wherein said solid polyhydric alcohol is sucrose.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-10-07 | 1984-04-07 | 1984-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-10-07 | 1988-04-07 | 1988-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-10-07 | 1992-04-07 | 1992-10-07 | $7700.00 | Window Closed / Lapsed |