Patent US4309560A successfully refreshed from Google Patents.
US4309560A
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Modifier for fibers or fibrous structures
Assignee: Kanebo Synthetic Fibers Ltd
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Filing: 1980-06-20
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Granted: 1982-01-05
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Expires: 2000-06-20
Abstract
Abstract A compound represented by the general formula ##STR1## wherein R 1 and R 2 represent H or CH 3 ; A and A' represent ##STR2## B represents ##STR3## X represents H, NH 4 or an alkali metal; and m and n represent numerals determined by the following formulae, 0≦m≦25, 5≦n≦50 and 5≦(m+n)≦50, can impart to fibers or fibrous structures durable excellent antistatic property, water absorption property, softness and pollution-resistant property in a simple heat treatment.
Inventors
- 👤 Kiyoshi Aoki
- 👤 Saburo Ohara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:47
CPC Classifications
D; D06; D06M; D06M14/00; D06M14/08; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2965; Y10T428/2967; Y10T428/2969; Y10T442/00; Y10T442/20; Y10T442/2352; Y10T442/2418; Y10T442/2434; Y10T442/2484; Y10T442/2549
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
63 words
A modifier for fibers or fibrous structures, which consists of a compound represented by the general formula (I) ##STR28## wherein R 1 and R 2 represent H or CH 3 ; A and A' represent ##STR29## B represents ##STR30## X represents H, NH 4 or an alkali metal; and m and n represent numerals determined by the following formulae, 0≦m≦25, 5≦n≦50 and 5≦(m+n)≦50.
Claim 2
Dependent Claim
63 words
A modifier for fibers or fibrous structures, which consists of a compound represented by the general formula (I) ##STR28## wherein R 1 and R 2 represent H or CH 3 ; A and A' represent ##STR29## B represents ##STR30## X represents H, NH 4 or an alkali metal; and m and n represent numerals determined by the following formulae, 0≦m≦25, 5≦n≦50 and 5≦(m+n)≦50.
Claim 3
Dependent Claim
30 words
A modifier according to claim 1, wherein the number of repeating units (n) of ethylene glycol residues is larger than the number of repeating units (m) of propylene glycol residues.
Claim 4
Dependent Claim
16 words
A modifier according to claim 1 or 2, which is represented by the general formula: ##STR31##
Claim 5
Dependent Claim
14 words
A modifier according to claim 3, which is represented by the general formula: ##STR32##
Claim 6
Dependent Claim
14 words
A modifier according to claim 4, which is represented by the general formula: ##STR33##
Claim 7
Dependent Claim
14 words
A modifier according to claim 4, which is represented by the general formula: ##STR34##
Claim 8
Dependent Claim
16 words
A modifier according to claim 1 or 2, which is represented by the general formula: ##STR35##
Claim 9
Dependent Claim
14 words
A modifier according to claim 7, which is represented by the general formula: ##STR36##
Claim 10
Dependent Claim
14 words
A modifier according to claim 7, wherein said X represents H, Na or K.
Claim 11
Dependent Claim
16 words
A modifier according to claim 1 or 2, which is represented by the general formula: ##STR37##
Claim 12
Dependent Claim
14 words
A modifier according to claim 10, which is represented by the general formula: ##STR38##
Claim 13
Dependent Claim
16 words
A modifier according to claim 1 or 2, which is represented by the general formula: ##STR39##
Claim 14
Dependent Claim
14 words
A modifier according to claim 12, which is represented by the general formula: ##STR40##
References Cited (Backward Citations)
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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) | 1985-01-04 | 1985-07-06 | 1986-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-01-04 | 1989-07-06 | 1990-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-01-04 | 1993-07-06 | 1994-01-05 | $7700.00 | Window Closed / Lapsed |