US4224430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous composition
Assignee: Resonac Corp
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Filing: 1977-04-28
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Granted: 1980-09-23
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Expires: 1997-04-28
Abstract
Abstract A resinous composition comprising (1) 40-90 parts by weight of one or more oligomers obtained by reacting a polyhydric alcohol or its derivative with a monobasic acid of the formula, ##STR1## wherein X is an α,β-unsaturated hydrocarbon group having 2 or 3 carbon atoms, and (2) 10-60 parts by weight of one or more polymerizable monomers having at least one polymerizable double bond in the molecule, has high solid content and gives molded articles excellent in water resistance, chemical resistance and hardness rise in addition to excellent properties of conventional unsaturated polyester resins.
Inventors
- 👤 Iwao Maekawa
- 👤 Isao Uchigasaki
- 👤 Shouzi Takamizawa
- 👤 Akira Kageyama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:51
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/52; C08G63/54; C08G63/553; C08F; C08F299/00; C08F299/02; C08F299/04; C08F299/0478; C08G18/00; C08G18/06; C08G18/83; C08G63/66; C08G63/668; C08G63/676
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
75 words
A resinous composition comprising: (1) 40-90 parts by weight of one or more oligomers obtained by reacting by a condensation reaction 0.8 to 1.2 moles of a polyhydric alcohol with 1 mole of a monobasic acid of the formula, ##STR4## wherein X is an α,β-unsaturated hydrocarbon group having 2 or 3 carbon atoms, and (2) 10-60 parts by weight of one or more polymerizable monomers having at least one polymerizable double bond in the molecule.
Claim 2
Dependent Claim
75 words
A resinous composition comprising: (1) 40-90 parts by weight of one or more oligomers obtained by reacting by a condensation reaction 0.8 to 1.2 moles of a polyhydric alcohol with 1 mole of a monobasic acid of the formula, ##STR4## wherein X is an α,β-unsaturated hydrocarbon group having 2 or 3 carbon atoms, and (2) 10-60 parts by weight of one or more polymerizable monomers having at least one polymerizable double bond in the molecule.
Claim 3
Dependent Claim
24 words
A resinous composition according to claim 1, wherein the polyhydric alcohol is a compound having two or more alcoholic hydroxyl groups in the molecule.
Claim 4
Dependent Claim
15 words
A resinous composition according to claim 1, wherein the polyhydric alcohol is a dihydric alcohol.
Claim 5
Dependent Claim
15 words
A resinous composition according to claim 1, wherein the polyhydric alcohol is a trihydric alcohol.
Claim 6
Dependent Claim
20 words
A resinous composition according to claim 1, wherein the monobasic acid is a reaction product of dicyclopentadiene and maleic anhydride.
Claim 7
Dependent Claim
20 words
A resinous composition according to claim 1, wherein the monobasic acid is prepared by using waste fluid containing maleic anhydride.
Claim 8
Dependent Claim
25 words
A resinous composition according to claim 1, wherein the monobasic acid is prepared by reacting waste fluid containing maleic acid with dicyclopentadiene under azeotropical reflux.
Claim 9
Dependent Claim
31 words
A resinous composition according to claim 1, wherein the polymerizable monomer is an aromatic vinyl compound, an acrylate of polyhydric alcohol, a methacrylate of polyhydric alcohol, or an aromatic allyl compound.
Claim 10
Dependent Claim
13 words
A resinous composition according to claim 1, wherein the polymerizable monomer is styrene.
Claim 11
Dependent Claim
14 words
A resinous composition according to claim 1, wherein the polymerizable monomer is trimethylolpropane triacrylate.
Claim 12
Dependent Claim
27 words
A resinous composition according to claim 1, wherein the one or more polymerizable monomers having at least one polymerizable double bond in the molecule is a liquid.
Claim 13
Dependent Claim
37 words
The resinous composition of claim 1, wherein said polyhydric alcohol is selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol, dipropylene glycol, butylene glycol, neopentyl glycol, 1,3-butanediol, 1,4-butanediol, 1,6-hexanediol, trimethylolpropane, trimethylolethane, glycerin and pentaerythritol.
Claim 14
Dependent Claim
92 words
The resinous composition of claim 1, wherein the polymerizable monomer is selected from the group consisting of styrene, divinylbenzene, vinyltoluene, lauryl acrylate, lauryl methacrylate, methyl acrylate, methyl methacrylate, ethyl acrylate, ethyl methacrylate, carbitol acrylate, carbitol methacrylate, diallyl phthalate, triallyl cyanurate; diacrylates of ethylene glycol, diethylene glycol, polyethylene glycol, propylene glycol, dipropylene glycol, 1,4-butylenediol, 1,3-butanediol, 1,4-butanediol, 1,6-hexanediol, and neopentyl glycol; dimethacrylates of ethylene glycol, diethylene glycol, polyethylene glycol, propylene glycol, dipropylene glycol, 1,4-butylenediol, 1,3-butanediol, 1,4-butanediol, 1,6-hexanediol, and neopentyl glycol; triacrylates of trimethylolpropane, trimethylolethane, pentaerythritol, and glycerin; trimethacrylates of trimethylolpropane, trimethylolethane, pentaerythritol, and glycerin.
Claim 15
Dependent Claim
23 words
A resinous composition according to claim 7, wherein substantially equimolar amounts of maleic acid and dicyclopentadiene are reacted in forming the monobasic acid.
Claim 16
Dependent Claim
27 words
A resinous composition according to claim 1, wherein the polyhydric alcohol is a derivative of a polyhydric alcohol, said derivative having at least two alcoholic hydroxyl groups.
Claim 17
Dependent Claim
18 words
A resinous composition according to claim 15 wherein the alcohol derivative of polyhydric alcohol is a polyester polyol.
Claim 18
Dependent Claim
18 words
A resinous composition according to claim 15, wherein the alcohol derivative of polyhydric alcohol is a polyurethane polyol.
Claim 19
Dependent Claim
63 words
The resinous composition of claim 15, wherein the derivative of polyhydric alcohol is selected from the group consisting of polyester polyols obtained by reacting n moles of a dibasic acid with (n+1) moles of a polyhydric alcohol, polyether polyols obtained by ring opening alkylene oxides, and polyurethane polyols obtained by reacting n moles of a diisocyanate with (n+1) moles of a polyhydric alcohol.
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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) | 1983-09-23 | 1984-03-24 | 1984-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-09-23 | 1988-03-24 | 1988-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-09-23 | 1992-03-24 | 1992-09-23 | $7700.00 | Window Closed / Lapsed |