Patent US3062768A successfully refreshed from Google Patents.
US3062768A
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US
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Heat-sensitising polymer latices with a polyacetal
Assignee: Bayer AG
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Filing: 1958-10-07
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Granted: 1962-11-06
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Expires: 1978-10-07
Abstract
No abstract record available.
Inventors
- 👤 Brachel Hanswilli Von
- 👤 Esser Heinz
- 👤 Muller Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:21
CPC Classifications
C; C08; C08L; C08L31/00; C08L31/02; C08L31/04; C08C; C08C1/00; C08C1/14; C08C1/145; C08L57/00; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/936
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A PROCESS FOR HEAT-SENSITIZING LATICES OF HIGH POLYMERS SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, HOMOPOLYMERS OF CONJUGATED DIOLEFINS, COPOLYMERS OF CONJUGATED DIOLEFINS WITH POLYMERIZABLE VINYL MONOMERS, COPOLYMERS OF ISOOLEFINS WITH CONJUGATED DIOLEFINS, POLYCHLOROBUTADIENE, COPOLYMERS OF CHLOROBUTADIENE WITH POLYMERIZABLE VINYL MONOMERS, POLYVINYL ACETATE, POLYACRYLIC ACID ESTERS, AND POLYVINYL CHLORIDE, THE IMPROVEMENT COMPRISING ADDING TO THE AFORESAID LATICES AS THE HEAT-SENSITIZING AGENT 0.1-10% BY WEIGHT, BASED ON THE WEIGHT OF THE POLYMER, OF A WATER-SOLUBLE POLYACETAL OF AN ALDEHYDE AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF GLYCOLS AND HYDROXYALKYLATED GLYCOLS.
Claim 2
Dependent Claim
93 words
IN A PROCESS FOR HEAT-SENSITIZING LATICES OF HIGH POLYMERS SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, HOMOPOLYMERS OF CONJUGATED DIOLEFINS, COPOLYMERS OF CONJUGATED DIOLEFINS WITH POLYMERIZABLE VINYL MONOMERS, COPOLYMERS OF ISOOLEFINS WITH CONJUGATED DIOLEFINS, POLYCHLOROBUTADIENE, COPOLYMERS OF CHLOROBUTADIENE WITH POLYMERIZABLE VINYL MONOMERS, POLYVINYL ACETATE, POLYACRYLIC ACID ESTERS, AND POLYVINYL CHLORIDE, THE IMPROVEMENT COMPRISING ADDING TO THE AFORESAID LATICES AS THE HEAT-SENSITIZING AGENT 0.1-10% BY WEIGHT, BASED ON THE WEIGHT OF THE POLYMER, OF A WATER-SOLUBLE POLYACETAL OF AN ALDEHYDE AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF GLYCOLS AND HYDROXYALKYLATED GLYCOLS.
References Cited (Backward Citations)
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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) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |