US6165575A
Expired / Lapsed
US
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Adhesive fluororesin and laminate employing it
Assignee: AGC Inc
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Filing: 1999-05-14
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Granted: 2000-12-26
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Expires: 2019-05-14
Abstract
Abstract An adhesive fluororesin (A) comprising an ethylene-tetrafluoroethylene copolymer having at least one characteristic selected from the group consisting of a melt flow characteristic which is a melt flow rate of at least 40 and an infrared absorption characteristic which is a distinct absorption peak within a wavenumber range of from 1,720 to 1,800 cm -1 in its infrared absorption spectrum.
Inventors
- 👤 Eiichi Nishi
- 👤 Masayuki Saito
- 👤 Junko Asakura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:46
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/04; F16L11/12; F16L11/127; B; B32; B32B; B32B27/00; B32B27/32; C; C09; C09J; C09J123/00; C09J123/02; C09J123/04; C09J123/08; C09J127/00; C09J127/02; C09J127/12; C09J127/18; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0846; C08L23/0892; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1379; Y10T428/1383; Y10T428/139; Y10T428/31504; Y10T428/3154; Y10T428/31725; Y10T428/3175; Y10T428/31757
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
60 words
An adhesive fluororesin (A) comprising an ethylene-tetrafluoroethylene copolymer having at least one characteristic selected from the group consisting of a melt flow characteristic which is a melt flow rate of at least 40 and an infrared absorption characteristic which is a distinct absorption peak within a wavenumber range of from 1,720 to 1,800 cm -1 in its infrared absorption spectrum.
Claim 2
Dependent Claim
60 words
An adhesive fluororesin (A) comprising an ethylene-tetrafluoroethylene copolymer having at least one characteristic selected from the group consisting of a melt flow characteristic which is a melt flow rate of at least 40 and an infrared absorption characteristic which is a distinct absorption peak within a wavenumber range of from 1,720 to 1,800 cm -1 in its infrared absorption spectrum.
Claim 3
Dependent Claim
55 words
The adhesive fluororesin (A) according to claim 1, which comprises an ethylene-tetrafluoroethylene copolymer having a melt flow characteristic which is a melt flow rate of at least 40 and an infrared absorption characteristic which is a distinct absorption peak within a wavenumber range of from 1,720 to 1,800 cm -1 in its infrared absorption spectrum.
Claim 4
Dependent Claim
36 words
A laminate comprising a layer of the fluororesin (A) as defined in claim 2 and a layer of a thermoplastic resin (B) other than the fluororesin (A), said layers being in contact directly with each other.
Claim 5
Dependent Claim
15 words
The laminate according to claim 3, wherein the thermoplastic resin (B) is a polyamide resin.
Claim 6
Dependent Claim
42 words
The laminate according to claim 3, wherein on at least one of the fluororesin (A) layer side and the thermoplastic resin (B) layer side, a layer of a thermoplastic resin which is the same as or different from such resins, is present.
Claim 7
Dependent Claim
41 words
The laminate according to claim 5, wherein the layer of a thermoplastic resin present on the fluororesin (A) layer side is a layer of a fluororesin comprising an ethylene-tetrafluoroethylene copolymer which is the same as or different from the fluororesin (A).
Claim 8
Dependent Claim
26 words
The laminate according to claim 5, wherein the layer of a thermoplastic resin present on the fluororesin (A) layer side is a layer having electrical conductivity.
Claim 9
Dependent Claim
29 words
The laminate according to claim 7, wherein the layer having electrical conductivity is made of a material having a volume resistivity of from 1×10 0 to 1×10 9 Ωcm.
Claim 10
Dependent Claim
19 words
The laminate according to claim 3, wherein the layer of the fluororesin (A) is a layer having electrical conductivity.
Claim 11
Dependent Claim
25 words
The laminate according to claim 9, wherein the fluororesin (A) having electrical conductivity has a volume resistivity of from 1×10 0 to 1×10 9 Ωcm.
Claim 12
Dependent Claim
13 words
The laminate according to claim 3, wherein the laminate is a tubular laminate.
Claim 13
Dependent Claim
18 words
The laminate according to claim 11, wherein the tubular laminate is a tube for transporting a liquid fuel.
Claim 14
Dependent Claim
13 words
The laminate according to claim 3, wherein the laminate is a film laminate.
Claim 15
Dependent Claim
36 words
A laminate comprising a layer of the fluororesin (A) as defined in claim 1 and a layer of a thermoplastic resin (B) other than the fluororesin (A), said layers being in contact directly with each other.
Claim 16
Dependent Claim
30 words
A bonding method which comprises bonding a fluororesin other than the fluororesin (A) as defined in claim 1, to a substrate by means of the fluororesin (A) as an adhesive.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2003-12-26 | 2004-06-26 | 2004-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-12-26 | 2008-06-26 | 2008-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-12-26 | 2012-06-26 | 2012-12-26 | $7700.00 | Window Closed / Lapsed |