US4675231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moldable and foamable reinforced laminate and process of making same
Assignee: Motors Liquidation Co
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Filing: 1986-07-11
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Granted: 1987-06-23
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Expires: 2006-07-11
Abstract
Abstract A laminated foamable and moldable sheet which contains a solid catalyst that is activated at the molding temperature of the laminate.
Inventors
- 👤 Hamid G. Kia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:17
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/0085; B; B29; B29C; B29C44/00; B29C44/02; B29C44/10; B29K; B29K2075/00; B29K2105/00; B29K2105/06; B29K2105/25; B29K2105/253; B29K2105/256; B29L; B29L2009/00; C08J2375/00; C08J2375/04; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249986; Y10T442/00; Y10T442/20; Y10T442/2361; Y10T442/25; Y10T442/2631; Y10T442/2926; Y10T442/2992
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
87 words
The method of making a moldable and foamable reinforced plastic laminate by compressing glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a multiplicity of glass fibers with a composition of urethane foam precursors containing a solid catalyst, (2) positioning said wetted glass fibers between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fibers between said layers of barrier sheet into a laminate.
Claim 2
Independent Claim
87 words
The method of making a moldable and foamable reinforced plastic laminate by compressing glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a multiplicity of glass fibers with a composition of urethane foam precursors containing a solid catalyst, (2) positioning said wetted glass fibers between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fibers between said layers of barrier sheet into a laminate.
Claim 3
Independent Claim
103 words
The method of making a moldable and foamable reinforced plastic laminate by compressing glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a multiplicity of glass fibers with a composition of urethane foam precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F., (2) positioning said wetted glass fibers between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fibers between said layers of barrier sheet into a laminate.
Claim 4
Independent Claim
103 words
The method of making a moldable and foamable reinforced plastic laminate by compressing glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a multiplicity of glass fibers with a composition of urethane foam precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F., (2) positioning said wetted glass fibers between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fibers between said layers of barrier sheet into a laminate.
Claim 5
Independent Claim
90 words
The method of making a moldable and foamable reinforced plastic laminate by compressing a glass fiber mat wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a glass fiber mat with a composition of urethane foam precursors containing a solid catalyst, (2) positioning said wetted glass fiber mat between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fiber mat between said layers of barrier sheet into a laminate.
Claim 6
Independent Claim
90 words
The method of making a moldable and foamable reinforced plastic laminate by compressing a glass fiber mat wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a glass fiber mat with a composition of urethane foam precursors containing a solid catalyst, (2) positioning said wetted glass fiber mat between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fiber mat between said layers of barrier sheet into a laminate.
Claim 7
Independent Claim
106 words
The method of making a moldable and foamable reinforced plastic laminate by compressing a glass fiber mat wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a glass fiber mat with a composition of urethane foam precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F., (2) positioning said wetted glass fiber mat between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fiber mat between said layers of barrier sheet into a laminate.
Claim 8
Independent Claim
106 words
The method of making a moldable and foamable reinforced plastic laminate by compressing a glass fiber mat wetted with a composition of urethane foam precursors containing a solid catalyst between two layers of barrier sheets, said method comprising the steps of: (1) wetting a glass fiber mat with a composition of urethane foam precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F., (2) positioning said wetted glass fiber mat between two layers of barrier sheet, (3) compressing under suitable pressure said wetted glass fiber mat between said layers of barrier sheet into a laminate.
Claim 9
Dependent Claim
29 words
A foamable and moldable reinforced plastic laminate comprising two barrier sheets and a multiplicity of glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst.
Claim 10
Dependent Claim
29 words
A foamable and moldable reinforced plastic laminate comprising two barrier sheets and a multiplicity of glass fibers wetted with a composition of urethane foam precursors containing a solid catalyst.
Claim 11
Dependent Claim
44 words
A foamable and moldable reinforced plastic laminate comprising two barrier sheets and a multiplicity of glass fibers wetted with a composition of urethane precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F.
Claim 12
Dependent Claim
44 words
A foamable and moldable reinforced plastic laminate comprising two barrier sheets and a multiplicity of glass fibers wetted with a composition of urethane precursors containing a catalyst, said catalyst being a solid at room temperature and having a melting temperature higher than 100° F.
Claim 13
Dependent Claim
14 words
A foamable and moldable reinforced plastic laminate prepared by the process of claim 3.
Claim 14
Dependent Claim
14 words
A foamable and moldable reinforced plastic laminate prepared by the process of claim 4.
References Cited (Backward Citations)
US3554851A
Cited
GB1168778A
Cited
US3533901A
Cited
US4386983A
Cited
US4175155A
Cited
US4346133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-06-22 | 1990-12-22 | 1991-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-06-22 | 1994-12-22 | 1995-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-06-22 | 1998-12-22 | 1999-06-23 | $7700.00 | Window Closed / Lapsed |