US2567719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspension of vinyl chloride polymer in polymerizable liquid
Assignee: General Electric Co
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Filing: 1948-03-18
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Granted: 1951-09-11
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Expires: 1968-03-18
Abstract
No abstract record available.
Inventors
- 👤 John A Loritsch
- 👤 Cerbo Patrick M Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:56
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/443; C; C08; C08F; C08F259/00; C08F259/02; C08F259/04; C08L; C08L67/00; C08L67/06; C09; C09B; C09B45/00; C09B45/02; C09B45/14; C09B45/16; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C09D129/00; C09D129/14; C09D167/00; C09D167/08; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/244; D06M15/263; D06M15/267; D06M15/327; D06M15/333; D06M15/347; D06M15/37; D06M15/507; D06M15/51; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/46; D21H17/53; C08L67/08; D06M2101/00; D06M2101/02; D06M2101/04; D06M2101/06; D06M2200/00; D06M2200/30; D06M2200/35; Y; Y10; Y10S; Y10S264/00; Y10S264/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A LIQUID PREFORMED HOMOGENEOUS COATING SUSPENSION COMPRISING, BY WEIGHT, (1) FROM 5 TO 30 PER CENT OF A DISPERSED PHASE OF A FINELY DIVIDED SOLID MATERIAL HAVING AN AVERAGE PARTICLE SIZE BELOW 100 MICRONS AND BEING SELECTED FROM THE CLASS CONSISTING OF POLYVINYL CHLORIDE AND COPOLYMERS OF VINYL CHLORIDE AND A VINYL ESTER OF A LOWER SATURATED ALIPHATIC MONOCARBOXYLIC ACID IN WHICH THE VINY CHLORIDE COMPRISES AT LEAST ABOUT 95 PER CENT OF THE TOTAL WEIGHT OF THE POLYMERIZABLE MATERIALS USED IN MAKING THE COPOLYMER, (2) A LIQUID DISPERSING MEDIUM COMPRISING (A) FROM 25 TO 45 PER CENT OF A LIQUID POLYALLYL ESTER OF A POLYCARBOXYLIC ACID AND (B) FROM 15 TO 45 PER CENT OF A LIQUID POLYMERIZABLE UNSATURATED ALKYD RESIN OBTAINED BY EFFECTING REACTION BETWEEN A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA POLYCARBOXYLIC ACID, AND (3) FROM 0.25 TO 1.5 PARTS, BY WEIGHT, OF A LIQUID PLASTICIZER PER PART OF THE FINELY DIVIDED POLYMER DESCRIBED ABOVE IN (1).
Claim 2
Dependent Claim
162 words
A LIQUID PREFORMED HOMOGENEOUS COATING SUSPENSION COMPRISING, BY WEIGHT, (1) FROM 5 TO 30 PER CENT OF A DISPERSED PHASE OF A FINELY DIVIDED SOLID MATERIAL HAVING AN AVERAGE PARTICLE SIZE BELOW 100 MICRONS AND BEING SELECTED FROM THE CLASS CONSISTING OF POLYVINYL CHLORIDE AND COPOLYMERS OF VINYL CHLORIDE AND A VINYL ESTER OF A LOWER SATURATED ALIPHATIC MONOCARBOXYLIC ACID IN WHICH THE VINY CHLORIDE COMPRISES AT LEAST ABOUT 95 PER CENT OF THE TOTAL WEIGHT OF THE POLYMERIZABLE MATERIALS USED IN MAKING THE COPOLYMER, (2) A LIQUID DISPERSING MEDIUM COMPRISING (A) FROM 25 TO 45 PER CENT OF A LIQUID POLYALLYL ESTER OF A POLYCARBOXYLIC ACID AND (B) FROM 15 TO 45 PER CENT OF A LIQUID POLYMERIZABLE UNSATURATED ALKYD RESIN OBTAINED BY EFFECTING REACTION BETWEEN A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA POLYCARBOXYLIC ACID, AND (3) FROM 0.25 TO 1.5 PARTS, BY WEIGHT, OF A LIQUID PLASTICIZER PER PART OF THE FINELY DIVIDED POLYMER DESCRIBED ABOVE IN (1).
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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) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |