Patent US938489A successfully refreshed from Google Patents.
US3022263A
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Process for the manufacture of plasticized polymers of vinyl chloride or plasticized polymers of vinylidene chloride
Assignee: Hoechst AG
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Filing: 1957-07-18
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Granted: 1962-02-20
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Expires: 1977-07-18
Abstract
No abstract record available.
Inventors
- 👤 Orthner Ludwig
- 👤 Herzberg Horst
- 👤 Frey Hans Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:56
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/26; C08L23/32; C08L23/34; C08J; C08J3/00; C08J3/005; C08K; C08K3/00; C08K3/18; C08K3/24; C08K3/26; C08K5/00; C08K5/0008; C08K5/0016; C08L23/02; C08L23/10; C08L23/12; C08L23/16; C08L23/18; C08L23/24; C08L23/28; C08L23/283; C08L23/286; C08L27/00; C08L27/02; C08L27/04; C08L27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A PROCESS FOR THE MANUFACTURE OF A PLASTICIZED RESIN COMPOSITION, WHICH COMPRISES ADMIXING (1) A SOLUTION OF A RUBBERY POLYMER IN AN ORGANCI SOVENT, SAID RUBBERY POLYMER BIENG SELECTED FROM THE GROUP CONSISTING OF A CHLORINATED POLYETHYLENE, A SULFOCHLORINATED POLYETHYLENE, A CHLORINATED POLYPROPYLENE, A SULFOCHLORINATED POLYPROPYLENE, A CHLORINATED COPOLYMER OF ETHLENE AND PROPYLENE, AND A SULFOCHLORINATED COPOLYMER OF ETHYLENE AND PROPYLENE, WITH (2) AN AQUEOUS EMULSION OF A MEMBER SELECTED FORM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, POLYVINYLIDENE CHLORIDE, AND COPOLYMERS OF A PREDOMINANT AMOUNT OF VINYL CHLORIDE AND A MONOOLEFINIC MONOMER, SUBSEQUENTLY REMOVING THE ORGANIC SOLVENT, SEPARATING THE RESIDUAL WATER FROM THE RESIN AND RECOVERING A NON-STICKY POWEDER OF UNIFORM GRAIN SIZE WHICH IS A BLEND OF BOTH POLYMERS.
Claim 2
Dependent Claim
120 words
A PROCESS FOR THE MANUFACTURE OF A PLASTICIZED RESIN COMPOSITION, WHICH COMPRISES ADMIXING (1) A SOLUTION OF A RUBBERY POLYMER IN AN ORGANCI SOVENT, SAID RUBBERY POLYMER BIENG SELECTED FROM THE GROUP CONSISTING OF A CHLORINATED POLYETHYLENE, A SULFOCHLORINATED POLYETHYLENE, A CHLORINATED POLYPROPYLENE, A SULFOCHLORINATED POLYPROPYLENE, A CHLORINATED COPOLYMER OF ETHLENE AND PROPYLENE, AND A SULFOCHLORINATED COPOLYMER OF ETHYLENE AND PROPYLENE, WITH (2) AN AQUEOUS EMULSION OF A MEMBER SELECTED FORM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, POLYVINYLIDENE CHLORIDE, AND COPOLYMERS OF A PREDOMINANT AMOUNT OF VINYL CHLORIDE AND A MONOOLEFINIC MONOMER, SUBSEQUENTLY REMOVING THE ORGANIC SOLVENT, SEPARATING THE RESIDUAL WATER FROM THE RESIN AND RECOVERING A NON-STICKY POWEDER OF UNIFORM GRAIN SIZE WHICH IS A BLEND OF BOTH POLYMERS.
References Cited (Backward Citations)
CA486628A
Cited
US2230000A
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US2592763A
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US2668157A
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US2779754A
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FR1143244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |