US3930104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-resistant polyolefin used as insulator for electrical conductors
Assignee: Vulkor Inc
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Filing: 1974-10-21
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Granted: 1975-12-30
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Expires: 1994-10-21
Abstract
Abstract An electrical conductor insulated with flame-resistant polyolefin compositions comprising the combination of phosphorylated Novolak-type phenol-formaldehyde condensate and triallyl cyanurate, and method of producing same.
Inventors
- 👤 Jr Burton Thornley Mackenzie
- 👤 Edward Vincent Wilkus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:29
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08G; C08G8/00; C08G8/28; C08K3/00; C08K3/02; C08K3/04; C08K3/34; C08K3/346; C08K5/3492; C08K5/34924; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L61/00; C08L61/04; C08L61/06; C08L61/14; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/441; H01B7/00; H01B7/17; H01B7/29; H01B7/295; C08K5/04; C08K5/14; C08L2201/00; C08L2201/02; C08L2203/00; C08L2203/20; C08L2203/202; C08L2312/00; C08L2666/00; C08L2666/02; C08L2666/14; C08L2666/16; Y; Y10; Y10S; Y10S260/00; Y10S260/24; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
26 words
AN INSULATED ELECTRICAL CONSUCTOR INCLUDING A METALLIC ELEMENT HAVING THEREABOUT AN INSULATION OF FLAME-RESISTANT POLYOLEFIN COMPOUND COMPRISING THE COMBINATION OF PHOSPHORYLATED NOVAK PHENOL-FORMALDEHYDE AND TRIALLYL CYANURATE.
Claim 2
Dependent Claim
26 words
AN INSULATED ELECTRICAL CONSUCTOR INCLUDING A METALLIC ELEMENT HAVING THEREABOUT AN INSULATION OF FLAME-RESISTANT POLYOLEFIN COMPOUND COMPRISING THE COMBINATION OF PHOSPHORYLATED NOVAK PHENOL-FORMALDEHYDE AND TRIALLYL CYANURATE.
Claim 3
Dependent Claim
47 words
THE INSULATED ELECTRICAL CONDUCTOR OF CLAIM 1, WHEREIN THE POLYOLEFIN COMPOUND OF THE INSULATION COMPRISES ABOUT 5 TO ANOUT 10 PARTS BY WEIGHT OF PHOSPHORYLATED NOVOK PHENOL-FORMALDEHYDE AND ABOUT 0.5 TO ABOUT 5 PARTS BY WEIGHT OF TRIALLYL CYANURATE PER 100 PARTS BY WEIGHT OF THE POLYOLEFIN.
Claim 4
Dependent Claim
36 words
The insulated electrical conductor of claim 1, wherein the polyolefin compound comprises at least one ethylene-containing polymer selected from the group consisting of polyethylene, copolymers of ethylene and other polymerizable materials, and blends of such polymers.
Claim 5
Dependent Claim
74 words
An insulated electrical conductor including a metallic element having thereabout an insulation of flame-resistant polyolefin compound comprising at least one ethylene-containing polymer selected from the group consisting of polyethylene, copolymers of ethylene and other polymerizable materials, and blends of such polymers, about 5 to about 20 parts by weight of phosphorylated novolak phenol-formaldehyde and about 0.5 to about 5 parts by weight of triallyl cyanurate per 100 parts by weight of the ethylene-containing polymer.
Claim 6
Dependent Claim
74 words
An insulated electrical conductor including a metallic element having thereabout an insulation of flame-resistant polyolefin compound comprising at least one ethylene-containing polymer selected from the group consisting of polyethylene, copolymers of ethylene and other polymerizable materials, and blends of such polymers, about 5 to about 20 parts by weight of phosphorylated novolak phenol-formaldehyde and about 0.5 to about 5 parts by weight of triallyl cyanurate per 100 parts by weight of the ethylene-containing polymer.
Claim 7
Dependent Claim
29 words
The insulated electrical conductor of claim 4, wherein the ethylene-containing polymer has been crosslink cured to a substantially thermoset condition with a free radical forming organic peroxide curing agent.
Claim 8
Dependent Claim
35 words
The insulated electrical conductor of claim 5, comprising about 10 parts by weight of phosphorylated novolak phenol-formaldehyde and about 1 part by weight of triallyl cyanurate per 100 parts by weight of the ethylene-containing polymer.
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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) | 1978-12-29 | 1979-06-30 | 1979-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-29 | 1983-06-30 | 1983-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-29 | 1987-06-30 | 1987-12-30 | $7700.00 | Window Closed / Lapsed |