US4714754A
Expired / Lapsed
US
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Polyetherimide esters
Assignee: General Electric Co
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Filing: 1986-11-10
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Granted: 1987-12-22
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Expires: 2006-11-10
Abstract
Abstract A polyetherimide ester composition comprising the reaction products of: (i) a mixture of at least one high molecular weight diol and at least one low molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid. Also a polyetherimide ester composition comprising the reaction products of: (i) at least one high molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid.
Inventors
- 👤 Russell J. McCready
- 👤 John A. Tyrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:04
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/10; C08G73/16
Claims Analysis
Total Claims: 49
Claim 1
Independent Claim
68 words
A polyetherimde ester composition comprising the reaction products of: (i) a mixture of at least one low molecular weight diol and at least one high molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid.
Claim 2
Dependent Claim
68 words
A polyetherimde ester composition comprising the reaction products of: (i) a mixture of at least one low molecular weight diol and at least one high molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid.
Claim 3
Dependent Claim
27 words
The composition of claim 1 wherein the high molecular weight diol present in the diol mixture (i) has an average molecular weight of at least about 400.
Claim 4
Dependent Claim
21 words
The composition of claim 2 wherein said high molecular weight diol has an average molecular weight of at least about 600.
Claim 5
Dependent Claim
21 words
The composition of claim 3 wherein said high molecular weight diol has an average molecular weight of at least about 900.
Claim 6
Dependent Claim
25 words
The composition of claim 1 wherein said high molecular weight diol is selected from saturated aliphatic dihydroxy compounds, unsaturated aliphatic dihydroxy compounds, or mixtures thereof.
Claim 7
Dependent Claim
21 words
The composition of claim 5 wherein said high molecular weight diol is selected from poly(alkylene)glycols, poly(alkenylene)glycols, poly(alkylene ether)glycols, or mixtures thereof.
Claim 8
Dependent Claim
20 words
The composition of claim 6 wherein said poly(alkylene)glycols are selected from fully hydrogenated poly(butadiene)glycol, poly(ethylene) glycol, poly(propylene)glycol, or mixtures thereof.
Claim 9
Dependent Claim
20 words
The composition of claim 6 wherein said poly(alkyenylene)glycols are selected from poly (butadiene)glycol, partially hydrogenated poly (butadiene)glycol, and mixtures thereof.
Claim 10
Dependent Claim
16 words
The composition of claim 6 wherein said high molecular weight diol is selected from poly(alkylene ether)glycols.
Claim 11
Dependent Claim
21 words
The composition of claim 2 wherein said low molecular weight diol has an average molecular weight of about 300 or less.
Claim 12
Dependent Claim
24 words
The composition of claim 10 wherein the diol mixture (i) contains from about 5 to about 70 weight percent of high molecular weight diol.
Claim 13
Dependent Claim
23 words
The composition of claim 11 wherein the diol mixture contains from about 10 to about 60 weight percent of high molecular weight diol.
Claim 14
Dependent Claim
24 words
The composition of claim 12 wherein the diol mixture contains from about 15 to about 50 weight percent of the high molecular weight diol.
Claim 15
Dependent Claim
9 words
The composition of claim 1 wherein (ii) is (a).
Claim 16
Dependent Claim
53 words
The composition of claim 14 wherein said high molecular weight poly(oxy alkylene)diamine is represented by the formula H 2 N-G-NH 2 wherein G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 600 to about 12,000.
Claim 17
Dependent Claim
21 words
The composition of claim 15 wherein said poly(oxy alkylene)diamine has an average molecular weight of from about 900 to about 4,000.
Claim 18
Dependent Claim
49 words
The composition of claim 15 wherein said tricarboxylic acid (ii) (a) (ii) is represented by the formula ##STR4## wherein R is C 2 to C 20 aliphatic, cycloaliphatic or aromatic trivalent organic radical, and R' selected from hydrogen or a C 1 to C 6 aliphatic or cycloaliphatic radical.
Claim 19
Dependent Claim
12 words
The composition of claim 17 wherein said tricarboxylic acid is trimellitic anhydride.
Claim 20
Dependent Claim
9 words
The composition of claim 1 wherein (ii) is (b).
Claim 21
Dependent Claim
83 words
The composition of claim 19 wherein said high molecular weight polyoxyalkylene diimide diacid is represented by the formula ##STR5## wherein: G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 600 to about 12,000; R is a C 2 to C 20 aliphatic, cycloaliphatic or aromatic trivalent organic radical; and R' is hydrogen or a C 1 to C 6 aliphatic or cycloaliphatic monovalent organic radical.
Claim 22
Dependent Claim
58 words
The composition of claim 20 wherein the polyoxyalkylene diimide diacid is such that each R is a C 6 trivalent aromatic hydrocarbon radical, each R' is hydrogen, and G is the radical remaining after removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 900 to about 4,000.
Claim 23
Dependent Claim
110 words
A polyetherimide ester polymer comprised of at least the following recurring structural units: ##STR6## wherein: each R is independently selected from C 2 to C 20 aliphatic and cycloaliphatic trivalent organic radicals or C 6 to C 20 aromatic trivalent organic radicals; G is the radical remaining after after removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 600 to about 12,000; D is the radical remaining after the removal of the hydroxy groups of a low molecular weight diol; and B is the radical remaining after the removal of the hydroxy groups of a high molecular weight diol.
Claim 24
Dependent Claim
110 words
A polyetherimide ester polymer comprised of at least the following recurring structural units: ##STR6## wherein: each R is independently selected from C 2 to C 20 aliphatic and cycloaliphatic trivalent organic radicals or C 6 to C 20 aromatic trivalent organic radicals; G is the radical remaining after after removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 600 to about 12,000; D is the radical remaining after the removal of the hydroxy groups of a low molecular weight diol; and B is the radical remaining after the removal of the hydroxy groups of a high molecular weight diol.
Claim 25
Dependent Claim
37 words
The polymer of claim 22 wherein G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 900 to about 4,000.
Claim 26
Dependent Claim
21 words
The polymer of claim 22 wherein said low molecular weight diol has an average molecular weight of about 300 or less.
Claim 27
Dependent Claim
21 words
The polymer of claim 24 wherein said high molecular weight diol has an average molecular weight of at least about 400.
Claim 28
Dependent Claim
21 words
The polymer of claim 25 wherein said high molecular weight diol has an average molecular weight of at least about 600.
Claim 29
Dependent Claim
21 words
The polymer of claim 26 wherein said high molecular weight diol has an average molecular weight of at least about 900.
Claim 30
Dependent Claim
19 words
The polymer of claim 25 wherein said high molecular weight diol is selected from saturated and unsaturated aliphatic diols.
Claim 31
Dependent Claim
22 words
The polymer of claim 28 wherein said high molecular weight aliphatic diol is selected from poly(alkylene)diols, poly(alkenylene)diols, poly(alkylene etherdiols, or mixtures thereof.
Claim 32
Dependent Claim
13 words
The polymer of claim 29 wherein R is an aromatic trivalent organic radical.
Claim 33
Dependent Claim
20 words
The polymer of claim 22 which contains from about 5 to about 70 weight percent of recurring structural unit II.
Claim 34
Dependent Claim
20 words
The polymer of claim 31 which contains from about 10 to about 60 weight percent of recurring strcutural units II.
Claim 35
Dependent Claim
20 words
The polymer of claim 32 which contains from about 15 to about 60 weight percent of recurring structural units II.
Claim 36
Dependent Claim
57 words
A polyetherimide ester polymer comprising the reaction products of: (i) at least one high molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid.
Claim 37
Dependent Claim
57 words
A polyetherimide ester polymer comprising the reaction products of: (i) at least one high molecular weight diol; and (ii) a set of reactants selected from (a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or (b) at least one high molecular weight polyoxyalkylene diimide diacid.
Claim 38
Dependent Claim
21 words
The polymer of claim 34 wherein said high molecular weight diol has an average molecular weight of at least about 400.
Claim 39
Dependent Claim
14 words
The polymer of claim 35 wherein said high molecular weight diol is a poly(alkylene)glycol.
Claim 40
Dependent Claim
16 words
The polymer of claim 35 wherein said high molecular weight diol is a poly(alkylene oxide) glycol.
Claim 41
Dependent Claim
21 words
The polymer of claim 35 wherein said high molecular weight diol has an average molecular weight of at least about 600.
Claim 42
Dependent Claim
21 words
The polymer of claim 38 wherein said high molecular weight diol has an average molecular weight of at least about 900.
Claim 43
Dependent Claim
9 words
The polymer of claim 34 wherein (ii) is (a).
Claim 44
Dependent Claim
52 words
The polymer of claim 40 wherein said high molecular weight poly(oxy alkylene)diamine is represented by the formula H.sub.2 N-G-NH.sub.2 wherein G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine as has an average molecular weight of from about 600 to about 12,000.
Claim 45
Dependent Claim
22 words
The polymer of claim 41 wherein said poly (oxy alkylene)diamine has an average molecular weight of from about 900 to about 4,000.
Claim 46
Dependent Claim
12 words
The polymer of claim 41 wherein said tricarboxylic acid is trimellitic anhydride.
Claim 47
Dependent Claim
9 words
The polymer of claim 35 wherein (ii) is (b).
Claim 48
Dependent Claim
94 words
The polymer of claim 44 wherein said high molecular weight polyoxyalkylene diimide diacid is represented by the formula ##STR7## wherein: each R is independently selected from C 2 to C 20 aliphatic or cycloaliphatic trivalent organic radicals or C 6 to C 20 aromatic trivalent organic radicals; G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 600 to about 12,000; and R' is hydrogen or a C 1 to C 6 alipahtic or cycloaliphatic organic radical.
Claim 49
Dependent Claim
59 words
The polymer of claim 45 wherein the polyoxyalkylene diimide diacid is such that each R is a C 6 tirvalent aromatic hydrocarbon radical, each R' is hydrogen, and G is the radical remaining after the removal of the amino groups of a long chain alkylene ether diamine having an average molecular weight of from about 900 to about 4,000.
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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) | 1990-12-21 | 1991-06-22 | 1991-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-21 | 1995-06-22 | 1995-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-21 | 1999-06-22 | 1999-12-22 | $7700.00 | Window Closed / Lapsed |