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Patent US4004932A successfully refreshed from Google Patents.
US4004932A
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Isocyanated polyvalent metal salts of oxidized waxes
Assignee: Baker Petrolite LLC
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Filing: 1974-12-20
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Granted: 1977-01-25
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Expires: 1994-12-20
Abstract
Abstract This invention relates to isocyanated polyvalent metal salts of oxidized non-benzenoid hydrocarbon waxes; and to uses thereof, particularly in carbon paper inks.
Inventors
- 👤 Joseph O. Bienvenu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:47
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08; B; B41; B41M; B41M5/00; B41M5/10; C09D; C09D11/00; C09D11/02; C09D11/12
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
46 words
An isocyanated polyvalent metal salt of an oxidized non-benzenoid hydrocarbon wax characterized as follows: 1. Said wax having a melting point of 120°-230° F prior to oxidation; 2. Said wax having an acid number of about 5-20 and/or a saponification number of about 10-60 after oxidation.
Claim 2
Dependent Claim
46 words
An isocyanated polyvalent metal salt of an oxidized non-benzenoid hydrocarbon wax characterized as follows: 1. Said wax having a melting point of 120°-230° F prior to oxidation; 2. Said wax having an acid number of about 5-20 and/or a saponification number of about 10-60 after oxidation.
Claim 3
Dependent Claim
19 words
The composition of claim 1 where the wax prior to oxidation has a melting point of about 160°-220° F.
Claim 4
Dependent Claim
25 words
The composition of claim 2 where the polyvalent metal is a member of the following groups of the Periodic Table: II, IIA, IIIA, and IV.
Claim 5
Dependent Claim
20 words
The composition of claim 1 where the polyvalent metal is calcium, zinc or aluminum and the polyisocyanate is a diisocyanate.
Claim 6
Dependent Claim
25 words
The composition of claim 4 where the wax is a microcrystalline wax, an alpha-olefin wax, a Fischer-Tropsett wax, a polyethylene type wax or mixtures thereof.
Claim 7
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 1.
Claim 8
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 2.
Claim 9
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 3.
Claim 10
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 4.
Claim 11
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 5.
Claim 12
Dependent Claim
22 words
The composition of claim 3 where the isocyanated product is that obtained by reacting the polyvalent metal salt with an organic polyisocyanate.
Claim 13
Dependent Claim
10 words
A carbon paper ink containing the composition of claim 11.
Claim 14
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 1, a pigment and an oil.
Claim 15
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 2, a pigment and an oil.
Claim 16
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 3, a pigment and an oil.
Claim 17
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 4, a pigment and an oil.
Claim 18
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 5, a pigment and an oil.
Claim 19
Dependent Claim
15 words
A carbon paper ink containing the composition of claim 11, a pigment and an oil.
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) | 1980-01-25 | 1980-07-26 | 1981-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-25 | 1984-07-26 | 1985-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-25 | 1988-07-26 | 1989-01-25 | $7700.00 | Window Closed / Lapsed |