US3935173A
Expired / Lapsed
US
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Curable compositions
Assignee: Toagosei Co Ltd
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Filing: 1974-03-18
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Granted: 1976-01-27
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Expires: 1994-03-18
Abstract
Abstract A low viscous and solvent-free curable composition comprising a polyester type oligo(meth)acrylate having a plurality of (meth)acryloyl groups, and a polyol poly(meth)acrylate.
Inventors
- 👤 Takahisa Ogasawara
- 👤 Yorimasa Kobayashi
- 👤 Kiyokazu Mizutani
- 👤 Teruo Nakagawa
- 👤 Noboru Hisanaga
- 👤 Hidemaro Tatemichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:34
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/20
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
89 words
A curable composition comprising (A) an oligo(meth)acrylate having a (meth)acroyl group equivalent of not more than 1000 and being prepared by esterifying (1) a polyhydric alcohol, (2) a polycarboxylic compound selected from the group consisting of a polycarboxylic acid and the anhydride thereof, said polyhydric alcohol and polycarboxylic compound not being a dihydric alcohol and dicarboxylic compound respectively at the same time, and (3) (meth)acrylic acid to produce the oligo(meth)acrylate and (B) a polyol poly(meth)acrylate prepared by esterifying a polyhydric alcohol and (meth)acrylic acid to produce the polyol poly(meth)acrylate.
Claim 2
Dependent Claim
89 words
A curable composition comprising (A) an oligo(meth)acrylate having a (meth)acroyl group equivalent of not more than 1000 and being prepared by esterifying (1) a polyhydric alcohol, (2) a polycarboxylic compound selected from the group consisting of a polycarboxylic acid and the anhydride thereof, said polyhydric alcohol and polycarboxylic compound not being a dihydric alcohol and dicarboxylic compound respectively at the same time, and (3) (meth)acrylic acid to produce the oligo(meth)acrylate and (B) a polyol poly(meth)acrylate prepared by esterifying a polyhydric alcohol and (meth)acrylic acid to produce the polyol poly(meth)acrylate.
Claim 3
Dependent Claim
62 words
A curable composition according to claim 1, wherein the polycarboxylic compound is a member selected from the group consisting of (a) a 4,5-unsaturated alicyclic polycarboxylic acid, (b) an anhydride thereof, and (c) a mixture of said alicyclic polycarboxylic compound with a member selected from the group consisting of dicarboxylic and higher polycarboxylic acids and anhydrides thereof other than said alicyclic polycarboxylic compound.
Claim 4
Dependent Claim
28 words
A curable composition according to claim 2, wherein said oligo(meth)acrylate is reacted with a modifying compound selected from the group consisting of isocyanates, epoxy compounds and acid chlorides.
Claim 5
Dependent Claim
27 words
A curable composition according to claim 2, wherein the acryloyl groups are contained in amounts of 50-100 mol% of the total of the acryloyl and methacryloyl groups.
Claim 6
Dependent Claim
21 words
A curable composition according to claim 2, wherein the (meth)acryloyl group equivalent of the component A is not more than 600.
Claim 7
Dependent Claim
45 words
A curable composition according to claim 2, wherein the polyhydric alcohol used in the production of the oligo(meth)acrylate is a member selected from the group consisting of trihydric and higher polyhydric alcohols, and dihydric and higher polyhydric alcohols containing such trihydric and higher polyhydric alcohols.
Claim 8
Dependent Claim
20 words
A curable composition according to claim 6, wherein the trihydric and higher polyhydric alcohols are trihydric, tetrahydric and hexahydric alcohols.
Claim 9
Dependent Claim
23 words
A curable composition according to claim 6, wherein the trihydric and higher polyhydric alcohols are trimethylolethane, trimethylolpropane, glycerine, 1,2,6-hexanetriol, pentaerithritol, erithritol and sorbitol.
Claim 10
Dependent Claim
57 words
A curable composition according to claim 2, wherein the polycarboxylic compound used in the production of the oligo(meth)acrylate is selected from the group consisting of 4,5-unsaturated alicyclic tricarboxylic and higher polycarboxylic acids, mixtures of these alicyclic polycarboxylic acids with dicarboxylic and higher polycarboxylic acids, and mixtures of 4,5-unsaturated alicyclic dicarboxylic acids with tricarboxylic and higher polycarboxylic acids.
Claim 11
Dependent Claim
19 words
A curable composition according to claim 9, wherein the tricarboxylic and higher polycarboxylic acids are tricarboxylic and tetracarboxylic acids.
Claim 12
Dependent Claim
27 words
A curable composition according to claim 2, wherein the 4,5-unsaturated alicyclic polycarboxylic acid is selected from the group consisting of tetrahydrophthalic acid, Himic acid and Het acid.
Claim 13
Dependent Claim
16 words
A curable composition according to claim 2, wherein the 4,5-unsaturated alicyclic polycarboxylic acid is 6-methyl-cyclohexene-4-1,2,3-tricarboxylic acid.
Claim 14
Dependent Claim
41 words
A curable composition according to claim 2, wherein the dicarboxylic and higher polycarboxylic acids other than the 4,5-unsaturated alicyclic polycarboxylic acid are phthalic, tetrachlorophthalic, tetrabromophthalic, hexahydrophthalic, malonic, succinic, maleic, fumaric, itaconic, glutaric, adipic, sebacic, 1,12-dodecanedioic, polybutadienedicarboxylic acid, trimellitic and pyromellitic acids.
Claim 15
Dependent Claim
50 words
A curable composition according to claim 2, wherein the polyhydric alcohol used in the production of the oligo(meth)acrylate is selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, 1,3-butanediol, 1,6-hexanediol, neopentyl glycol, hydrogenated bisphenol A, bisphenol dioxyethyl ether, bisphenol dioxypropyl ether and polybutadienediol.
Claim 16
Dependent Claim
40 words
A curable composition according to claim 2, wherein the polyol poly(meth)acrylate is a member selected from the group consisting of tri(meth)acrylate and di(meth)acrylate of a trihydric alcohol selected from the group consisting of trimethylolmethane, trimethylolethane, trimethylolpropane and 1,2,6-hexanetriol and glycerine.
Claim 17
Dependent Claim
53 words
A curable composition according to claim 2, wherein the polyol poly(meth)acrylate is a di(meth)acrylate of a dihydric alcohol selected from the group consisting of ethanediol, 1,2-propanediol, 1,3-butanediol, 1,4-butanediol, neopentyl glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, dipropylene glycol, polyethylene glycol, polypropylene glycol, hydrogenated bisphenol A, bisphenol dioxyethyl ether, bisphenol dioxypropyl ether and 1,6-hexanediol.
Claim 18
Dependent Claim
36 words
A curable composition according to claim 2, wherein the polyol poly(meth)acrylate is a member selected from the group consisting of tetra(meth)acrylate, tri(meth)acrylate and di(meth)acrylate of a member selected from the group consisting of pentaerithritol and erithritol.
Claim 19
Dependent Claim
21 words
A curable composition according to claim 2, wherein the oligo(meth)acrylate is contained in amounts of 10-99% by weight of the composition.
Claim 20
Dependent Claim
21 words
A curable composition according to claim 2, wherein the oligo(meth)arcylate is contained in amounts of 30-99% by weight of the composition.
Claim 21
Dependent Claim
17 words
A curable composition according to claim 2, containing a photoinitiator in amounts of 0.001-10% by weight thereof.
Claim 22
Dependent Claim
17 words
A curable composition according to claim 2, containing a photoinitiator in amounts of 0.01-5% by weight thereof.
Claim 23
Dependent Claim
19 words
A curable composition according to claim 2, containing with an organic peroxide in amounts of 0.001-10% by weight thereof.
Claim 24
Dependent Claim
19 words
A curable composition according to claim 2, containing with an organic peroxide in amounts of 0.01-5% by weight thereof.
Claim 25
Dependent Claim
30 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of trimethylolpropane, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
Claim 26
Dependent Claim
30 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of trimethylolpropane, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
Claim 27
Dependent Claim
30 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of pentaerithritol, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
Claim 28
Dependent Claim
30 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of pentaerithritol, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
Claim 29
Dependent Claim
32 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of pentaerithritol, diethylene glycol, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
Claim 30
Dependent Claim
32 words
A curable composition comprising an oligoacrylate having an acryloyl group equivalent of about 120-600 and being prepared by the esterification of pentaerithritol, diethylene glycol, tetrahydrophthalic anhydride and acrylic acid, and trimethylolpropane triacrylate.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-01-26 | 1979-07-28 | 1980-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-26 | 1983-07-28 | 1984-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-26 | 1987-07-28 | 1988-01-27 | $7700.00 | Window Closed / Lapsed |