Patent US3864201A successfully refreshed from Google Patents.
US3864201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic resins loaded with filler bonded to cover layers
Assignee: Lion Fat and Oil Co Ltd
•
Filing: 1971-09-30
•
Granted: 1975-02-04
•
Expires: 1991-09-30
Abstract
Abstract A flame retardant laminated material which gives out no poisonous gas even if it should burn, prepared by bonding a member consisting of any material other than a resin composition as defined below to at least one side of a molding of thermoplastic homopolymer resin, a copolymer of thermoplastic resins, or a mixture of thermoplastic resin and copolymer, incorporated with either or both of calcium sulfite and gypsum as a filler.
Inventors
- 👤 Rinnosuke Susuki
- 👤 Hiroshi Hoshi
- 👤 Jiro Saito
- 👤 Koichi Takano
- 👤 Kiyoshi Yoshikawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:18
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/06; B32B15/00; B32B15/04; B32B15/046; B32B15/08; B32B15/20; B32B21/00; B32B21/04; B32B21/047; B32B21/08; B32B27/18; B32B27/20; B32B5/00; B32B5/18; B32B2307/00; B32B2307/30; B32B2307/306; B32B2307/3065; B32B2323/00; B32B2323/04; B32B2323/10; B32B2327/00; B32B2327/06; B32B2419/00; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24066; Y10T428/249921; Y10T428/249953; Y10T428/249982; Y10T428/249985; Y10T428/249986; Y10T428/249987; Y10T428/24999
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
71 words
A LAMINATED MATERIAL COMPRISING AT LEAST ONE LAYER OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF WOODY MATERIAL AND METALLIC MATERIAL, AND BONDED THERETO IN LAMINATED RELATIONSHIP AT LEAST ONE LAYER OF A FILLED RESINOUS COMPOSITION OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF THERMOPLASTIC HOMOPOLYMER RESINS, COPOLYMERS THEREOF AND MIXTURES THEREOF, CONTAINING A FILLER SELECTED FROM THE GROUP CONSISTING OF CALCIUM SULFITE, GYPSUM, AND MIXTURES THEREOF.
Claim 2
Dependent Claim
71 words
A LAMINATED MATERIAL COMPRISING AT LEAST ONE LAYER OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF WOODY MATERIAL AND METALLIC MATERIAL, AND BONDED THERETO IN LAMINATED RELATIONSHIP AT LEAST ONE LAYER OF A FILLED RESINOUS COMPOSITION OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF THERMOPLASTIC HOMOPOLYMER RESINS, COPOLYMERS THEREOF AND MIXTURES THEREOF, CONTAINING A FILLER SELECTED FROM THE GROUP CONSISTING OF CALCIUM SULFITE, GYPSUM, AND MIXTURES THEREOF.
Claim 3
Dependent Claim
30 words
The laminated material according to claim 1, wherein said filled resinous composition layer is a foamed surface layer, bonded on at least one side of a substrate of woody material.
Claim 4
Dependent Claim
27 words
The laminated material according to claim 1, wherein said filled resinous composition layer is a substrate on one or both sides of which is bonded metallic material.
Claim 5
Dependent Claim
39 words
The laminate material according to claim 1, wherein said member of woody materIal is any one selected from the group consisting of wood board, plywood board, flexible or rigid fiber board, particle board, woodfiber cement board, and woody chips.
Claim 6
Dependent Claim
27 words
The laminated material according to claim 1, wherein said member of metallic material is any one selected from the group consisting of iron, aluminum and copper plate.
Claim 7
Dependent Claim
31 words
The laminated material according to claim 3, wherein said filled resinous composition layer is a foamed, substrate on one or both sides of which is bonded said member of metallic material.
Claim 8
Dependent Claim
27 words
The laminated material according to claim 6, wherein said member of metallic material is any one selected from the group consisting of iron, aluminum and copper plate.
Claim 9
Dependent Claim
28 words
The laminated material according to claim 1, wherein said filled resinous composition layer is a foamed substrate on one or both sides of which is bonded woody material.
Claim 10
Dependent Claim
39 words
The laminated material according to claim 8, wherein said member of woody material is any one selected from the group consisting of wood board, plywood board, flexible or rigid fiber board, particle board, woodfiber cement board, and woody chips.
Claim 11
Dependent Claim
28 words
The laminated material according to claim 1, wherrein said filled resinous composition layers are surface ones bonded on at least one side to a substrate of metallic material.
Claim 12
Dependent Claim
27 words
The laminated material according to claim 10, wherein said member of metallic material is any one selected from the group consisting of iron, aluminum and copper plate.
Claim 13
Dependent Claim
13 words
The laminated material according to claim 1, wherein said copolymers consist of ethylene-vinylacetate.
Claim 14
Dependent Claim
40 words
The laminated material according to claim 1, wherein said filled resinous composition further contains a blowing agent selected from the group consisting of benzene sulfonyl hydrozide, toluene sulfonyl hydrazide and azodicarbonamide at a range of 0.1 - 5% by weight.
References Cited (Backward Citations)
US3104196A
Cited
US3451842A
Cited
US3411967A
Cited
US3389196A
Cited
US3630820A
Cited
US3697366A
Cited
US3691003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |