US3773702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-component adhesive compositon
Assignee: Sumitomo Chemical Co Ltd
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Filing: 1971-02-09
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Granted: 1973-11-20
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Expires: 1991-02-09
Abstract
Abstract WHEREIN R1 and R2 are each hydrogen, methyl or ethyl and n is an integer of 1 to 20, 0.05 to 10 parts by weight of at least one of organic peroxides, 0.5 to 15 parts by weight of acrylonitrilebutadiene-styrene terpolymer or acrylonitrile-butadiene rubber and 2 to 120 parts by weight of at least one of vinylic monomers (but each vinylic monomer not exceeding 40 parts by weight) and an accelerator composition comprising 0.01 to 10 parts by weight of at least one of thiourea derivatives, 0.01 to 10 parts by weight of Alpha , Alpha ''-dipyridyl, 0.001 to 5 parts by weight of at least one of metal salts of organic or inorganic acids and 100 to 75 parts by weight of at least one of volatile organic solvents. A two-component adhesive composition consisting of a main composition comprising 50 to 80 parts by weight of at least one of divinyl compounds of the formula:
Inventors
- 👤 K Ohashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:11
CPC Classifications
C; C09; C09J; C09J5/00; C09J5/04; C08; C08F; C08F290/00; C08F290/02; C08F290/06; C08F290/064; C08F299/00; C08F299/02; C08F299/026; C09J4/00; C09J4/06; Y; Y10; Y10S; Y10S525/00; Y10S525/922
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
143 words
The two-component adhesive composition according to claim 1, wherein the main composition comprises 50 to 60 parts by weight of at least one of the divinyl compounds, 0.5 to 5 parts by weight of at least one of the organic peroxides, 1 to 10 parts by weight of acrylonitrile-butadiene-styrene terpolymer or acrylonitrile-butadiene rubber and 10 to 120 parts by weight of at least one of the vinylic monomers (but each vinylic monomer not exceeding 40 parts by weight) and the accelerator composition comprises 0.1 to 7 parts by weight of at least one of the thiourea derivatives, 0.05 to 5 parts by weight of Alpha , Alpha ''-dipyridyl, 0.001 to 3 parts by weight of at least one of the metal salts of organic or inorganic acids and 100 to 75 parts by weight of at least one of the volatile organic solvents.
Claim 2
Dependent Claim
29 words
The two-component adhesive composition according to claim 1, wherein at least one of the main composition and the accelerator composition comprises at least one coloring material, plasticizer and propellant.
Claim 3
Dependent Claim
23 words
The two-component adhesive composition according to claim 1, wherein the organic hydroperoxide is cumene hydroperoxide, methylethylketone hydroperoxide, 2-methylbutene-1-hydroperoxide, 2,5-dimethylhexane dihydroperoxide or t-butyl hydroperoxide.
Claim 4
Dependent Claim
21 words
The two-component adhesive composition according to claim 1, wherein the vinylic monomer is acrylic acid, vinyl acetate or Beta -hydroxyethyl methacrylate.
Claim 5
Dependent Claim
18 words
The two-component adhesive composition according to claim 1, wherein the thiourea derivative is trimethylthiourea, dipropionylthiourea, diacetylthiourea or tetramethylthiourea.
Claim 6
Dependent Claim
34 words
The two-component adhesive composition according to claim 1, wherein the metal salts of organic or inorganic acids are hydrochlorides, sulfates, nitrates, phosphates, aliphatic carboxylates or aromatic carboxylates of copper, cobalt, manganese, vanadium and chromium.
Claim 7
Independent Claim
31 words
A method for adhering a material to another material which comprises applying a main composition comprising 40 to 80 parts by weight of at least one divinyl compound of the formula:
Claim 8
Dependent Claim
32 words
The method according to claim 8, wherein the material to which the accelerator composition is applied, is dried and then contacted with the material to which the main composition has been Applied.
Claim 9
Dependent Claim
25 words
The two-component adhesive composition according to claim 1, wherein the organic solvent is selected from the group consisting of alcohols, ketones, esters and halogenated hydrocarbons.
Claim 10
Dependent Claim
28 words
The method according to claim 8, wherein at least one of the main compositions and the accelerator composition comprises at least one pf coloring materials, plasticizers and propellants.
Claim 11
Dependent Claim
21 words
The method according to claim 8, wherein the organic hydroperoxide is cumene hydroperoxide, methylethylketone hydroperoxide, 2-methylbutene-1-hydroperoxide, 2,5-dimethylhexane dihydroproperoside or t-butyl hydroperoxide.
Claim 12
Dependent Claim
19 words
The method according to claim 8, wherein the vinylic monomer is acrylic acid, vinyl acetate or Beta -hydroxyethyl methacrylate.
Claim 13
Dependent Claim
16 words
The method according to claim 8, wherein the thioruea derivative is trimethylthiourea, dipropionylthiourea, diacetylthiourea or tetramethylthiourea.
Claim 14
Dependent Claim
32 words
The method according to claim 8, wherein the metal salts of organic or inorganic acids are hydrochlorides, sulfates, nitrates, phosphates, aliphatic carboxylates or aromatic carboxylates of copper, cobalt, manganese, vanadium and chromium.
Claim 15
Dependent Claim
24 words
The method according to claim 8, wherein the volatile organic solvent is selected from the group consisting of alcohols, ketones, esters and halogenated hydrocarbons.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-19 | 1977-05-21 | 1977-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-19 | 1981-05-21 | 1981-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-19 | 1985-05-21 | 1985-11-20 | $7700.00 | Window Closed / Lapsed |