US2783166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-sensitive adhesive sheet materials prepared from butadiene polymer emulsions
Assignee: Honeywell International Inc
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Filing: 1953-12-16
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Granted: 1957-02-26
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Expires: 1973-12-16
Abstract
No abstract record available.
Inventors
- 👤 Rudolph D Deanin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:59
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/30; C09J7/38; C09J7/381; C09J7/383; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2852; Y10T428/2857; Y10T428/2878; Y10T428/2883; Y10T428/2887
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PRESSURE-SENSITIVE ADHESIVE SHEET MATERIAL HAVING SUPERIOR AGEING CHARACTERISTICS COMPRISING A FLEXIBLE BACKING SHEET HAVING APPLIED THERETO A PRESSURE-STICKY LAYER OF A LOW MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF EMULSION POLYMERZED BUTADIENE POLYMER AND COPOLYMERS THEREOF WITH AT LEAST ONE MONOMER SELECTED FROM THE GROUP CONSISTING OC ACRYLONITRILE, METHACRYLONITRILE, STYRENE, ALPHA METHYL STYRENE AND METHYL METHACRYLATE, OBTAINED BY EMULSION POLYMERIZATION OF THE MONOMERIC CHARGE IN CONTACT WITH BETWEEN ABOUT 2% AND ABOUT 8% DODECYL MERCAPTAN BASED ON THE WEIGHT OF THE MONOMER CHARGE.
Claim 2
Dependent Claim
86 words
A PRESSURE-SENSITIVE ADHESIVE SHEET MATERIAL HAVING SUPERIOR AGEING CHARACTERISTICS COMPRISING A FLEXIBLE BACKING SHEET HAVING APPLIED THERETO A PRESSURE-STICKY LAYER OF A LOW MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF EMULSION POLYMERZED BUTADIENE POLYMER AND COPOLYMERS THEREOF WITH AT LEAST ONE MONOMER SELECTED FROM THE GROUP CONSISTING OC ACRYLONITRILE, METHACRYLONITRILE, STYRENE, ALPHA METHYL STYRENE AND METHYL METHACRYLATE, OBTAINED BY EMULSION POLYMERIZATION OF THE MONOMERIC CHARGE IN CONTACT WITH BETWEEN ABOUT 2% AND ABOUT 8% DODECYL MERCAPTAN BASED ON THE WEIGHT OF THE MONOMER CHARGE.
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) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |