Patent US2592135A successfully refreshed from Google Patents.
US3879346A
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Thermoplastics with good antistatic properties and improved processing properties
Assignee: Novartis Corp
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Filing: 1973-07-09
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Granted: 1975-04-22
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Expires: 1993-07-09
Abstract
Abstract Disclosed are plastics compositions comprising thermoplastics, especially polyolefines, and a minor proportion of glycerine monoethers or glycerine monothioethers or substances derived therefrom. The new compositions possess in particular good antistatic properties and also improved processing and colour stability.
Inventors
- 👤 Hans-Helmut Friedrich
- 👤 Helmut Linhart
- 👤 Hermann Otto Wirth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:24
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0075; C07; C07C; C07C317/00; C07C323/00; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/21
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
24 words
ANTISTATIC THERMOPLASTICS WHICH CONTAINS 0.01 TO 5 PER CENT BY WEIGHT, RELATIVE TO THE THERMOPLASTIC, OF A COMPOUND OR MIXTURES OF THE FORMULA I
Claim 2
Dependent Claim
24 words
ANTISTATIC THERMOPLASTICS WHICH CONTAINS 0.01 TO 5 PER CENT BY WEIGHT, RELATIVE TO THE THERMOPLASTIC, OF A COMPOUND OR MIXTURES OF THE FORMULA I
Claim 3
Dependent Claim
34 words
Antistatic thermoplastics which contain 0.01 to 5 per cent by weight, relative to the thermoplastic, of a compound or mixtures of the formUla I R-X-(CH2-Y-O)nH (I) in which X denotes -O-S-or -SO2, Y denotes
Claim 4
Dependent Claim
34 words
Antistatic thermoplastics which contain 0.01 to 5 per cent by weight, relative to the thermoplastic, of a compound or mixtures of the formUla I R-X-(CH2-Y-O)nH (I) in which X denotes -O-S-or -SO2, Y denotes
Claim 5
Dependent Claim
18 words
Antistatic thermoplastics according to claim 1, characterised in that they do not contain any hydrophilic polymers as additives.
Claim 6
Dependent Claim
14 words
Antistatic thermoplastics according to claim 1, characterised in that the thermoplastic is a polyolefine.
Claim 7
Dependent Claim
17 words
Antistatic thermoplastics according to claim 3, characterised in that the polyolefine is polypropylene or high pressure polyethylene.
Claim 8
Dependent Claim
14 words
Antistatic thermoplastics according to claim 1, characterised in that the thermoplastic is polyvinyl chloride.
Claim 9
Dependent Claim
14 words
Antisatic thermoplastics according to claim 1, characterised in that the thermoplastic is a polyurethane.
Claim 10
Dependent Claim
20 words
Antistatic thermoplastics according to claim 1, characterised in that they contain substances of the formula (I) in which Y represents
Claim 11
Dependent Claim
20 words
Antistatic thermoplastics according to claim 1, characterised in that they contain substances of the formula (I) in which Y represents
Claim 12
Dependent Claim
15 words
Antistatic thermoplastics according to claim 1, characterised in that they contain mixtures of the formula
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) | 1978-04-21 | 1978-10-21 | 1979-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-21 | 1982-10-21 | 1983-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-21 | 1986-10-21 | 1987-04-22 | $7700.00 | Window Closed / Lapsed |