US3748201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thickening compositions containing xanthomonas gum and hydroxyalkyl ether of guar gum
Assignee: General Mills Chemicals Inc
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Filing: 1971-10-08
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Granted: 1973-07-24
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Expires: 1991-10-08
Abstract
Abstract A blend of xanthomonas gum and hydroxyalkyl ether of guar gum which has unique thickening properties. The blend is particularly useful in printing paste and explosive slurries.
Inventors
- 👤 W Jordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:21
CPC Classifications
C; C08; C08L; C08L5/00; C08L5/14; B; B01; B01J; B01J19/00; B01J19/06; C06; C06B; C06B47/00; C06B47/14; C09; C09D; C09D7/00; C09D7/40; C09D7/43; C09D7/44
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
29 words
The thickener blend of claim 1 wherein the thickener blend comprises about 90 to 40 percent hydroxyalkyl ether of guar gum and about 10 to 60 percent xanthomonas gum.
Claim 2
Dependent Claim
29 words
The thickener blend of claim 1 wherein the thickener blend comprises about 10 to 30 percent hydroxyalkyl ether of guar gum and about 90 to 70 percent xanthomonas gum.
Claim 3
Dependent Claim
16 words
The thickener blend of claim 1 wherein the hydroxyalkyl ether of guar gum is hydroxypropyl guar.
Claim 4
Dependent Claim
31 words
The thickener blend of claim 1 wherein said xanthomonas gum has the hydratability in water and aqueous solutions of 3 percent potassium hydroxide by weight of about 2,000 to 3,000 centipoise.
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) | 1976-07-23 | 1977-01-22 | 1977-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-23 | 1981-01-22 | 1981-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-23 | 1985-01-22 | 1985-07-24 | $7700.00 | Window Closed / Lapsed |