US3821184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic and dyeable thermoplastic molding compositions and shaped articles of polyolefins
Assignee: Huels AG
•
Filing: 1971-09-29
•
Granted: 1974-06-28
•
Expires: 1991-09-29
Abstract
Abstract Antistatic polyolefin molding compositions and articles containing 0.1 - 5.0% by weight, based on the polyolefin, of one or more compounds of the formula: WHEREIN R1 and R2 both are alkyl or alkenyl of 6-25 carbon atoms.
Inventors
- 👤 K Rombusch
- 👤 U Eichers
- 👤 J Ruter
- 👤 K Magosch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:47
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3442; C08K5/3462; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
10 words
A composition of claim 1 wherein R1 contains 8-18carbon atoms.
Claim 2
Dependent Claim
11 words
A composition of claim 2 wherein R1 contains 10-14 carbon atoms.
Claim 3
Dependent Claim
11 words
A composition of claim 1 wherein R2 contains 7-17 carbon atoms.
Claim 4
Dependent Claim
11 words
A composition of claim 4 wherein R2 contains 9-13 carbon atoms.
Claim 5
Dependent Claim
17 words
A composition of claim 1 wherein R1 contains 8-18 carbon atoms and R2 contains 7-17 carbon atoms.
Claim 6
Dependent Claim
17 words
A composition of claim 6 wherein R1 contains 10-14 carbon atoms and R2 contains 9-13 carbon atoms.
Claim 7
Dependent Claim
8 words
A composition according to claim 1 containing 1-dodecyl-2-nonyltetrahydropyrimidine.
Claim 8
Dependent Claim
8 words
A composition according to claim 1 containing 1-dodecyl-2-heptadecenyltetrahydropyrimidine.
Claim 9
Dependent Claim
11 words
A composition according to claim 1 wherein the polyolefin is polypropylene.
Claim 10
Dependent Claim
13 words
A composition according to claim 1 in the form of filaments or fibers.
Claim 11
Dependent Claim
12 words
A composition according to claim 11 wherein the polyolefin is isotactic polypropylene.
Claim 12
Dependent Claim
18 words
A composition according to claim 12 wherein R1 contains 8-18 carbon atoms and R2 contains 7-17 carbon atoms.
Claim 13
Dependent Claim
18 words
A composition according to claim 13 wherein R1 contains 10-14 carbon atoms and R2 contains 9-13 carbon atoms.
Claim 14
Dependent Claim
8 words
A composition according to claim 12 containing 1-dodecyl-2-nonyltetrahydropyrimidine.
Claim 15
Dependent Claim
8 words
A composition according to claim 12 containing 1-dodecyl-2-heptadecenyltetrahydropyrimidine.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-27 | 1981-12-27 | 1982-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-27 | 1985-12-27 | 1986-06-28 | $7700.00 | Window Closed / Lapsed |