US4835198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer composition and textile sizing agent made therefrom
Assignee: Kuraray Co Ltd
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Filing: 1987-05-28
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Granted: 1989-05-30
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Expires: 2007-05-28
Abstract
Abstract Disclosed herein is a highly compatible polymer composition which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, and/or (C) polyvinyl alcohol. Disclosed also herein is a textile sizing agent having outstanding weavability which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbo atoms at the terminal, (C) polyvinyl alcohol, and (D) oil for textile sizing.
Inventors
- 👤 Hiroji Kohno
- 👤 Kohji Moritani
- 👤 Toshiaki Sato
- 👤 Junnosuke Yamauchi
- 👤 Takuji Okaya
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/327; D06M15/333; C; C08; C08L; C08L3/00; C08L3/02; D06M15/01; D06M15/03; D06M15/11
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
46 words
A water-soluble polymer composition which comprises (A) starch and (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, wherein the mixing ratio of component (A) to component (B) is 100 parts by weight to 0.5-10000 parts by weight.
Claim 2
Dependent Claim
46 words
A water-soluble polymer composition which comprises (A) starch and (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, wherein the mixing ratio of component (A) to component (B) is 100 parts by weight to 0.5-10000 parts by weight.
Claim 3
Dependent Claim
44 words
A polymer composition as claimed in claim 1, wherein (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal is a vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at one terminal.
Claim 4
Dependent Claim
28 words
A polymer composition as claimed in claim 1, wherein the mixing ratio of component (A) to component (B) is 100 parts by weight to 0.5-10000 parts by weight.
Claim 5
Dependent Claim
87 words
A water-soluble polymer composition which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, and (C) polyvinyl alcohol, wherein the mixing ratio of component (A) to component is 100 parts be weight to 2-10000 parts by weight, the mixing ratio of component (B) to component (C) is 100 parts by weight to 1-10000 parts by weight, and the mixing ratio of component (A) to component (B) is 100 parts by weight to 1-3000 parts by weight.
Claim 6
Dependent Claim
87 words
A water-soluble polymer composition which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, and (C) polyvinyl alcohol, wherein the mixing ratio of component (A) to component is 100 parts be weight to 2-10000 parts by weight, the mixing ratio of component (B) to component (C) is 100 parts by weight to 1-10000 parts by weight, and the mixing ratio of component (A) to component (B) is 100 parts by weight to 1-3000 parts by weight.
Claim 7
Dependent Claim
44 words
A polymer composition as claimed in claim 4, wherein (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal is a vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at one terminal.
Claim 8
Dependent Claim
68 words
A polymer composition as claimed in claim 4, wherein the mixing ratio of component (A) to component [(B)+(C) ] is 100 parts by weight to 2-10000 parts by weight, the mixing ratio of component (B) to component (C) is 100 parts by weight to 1-10000 parts by weight, and the mixing ratio of component (A) to component (B) is 100 parts by weight to 1-3000 parts by weight.
Claim 9
Dependent Claim
137 words
A textile sizing agent which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, (C) polyvinyl alcohol, (D) oil for textile sizing and (E) water with the mixing ratio of component (A) to component [(B)+(C)] being 10-1900 parts by weight to 100 parts by weight, the mixing ratio of component (D) to components [(B)+(C)] being 0.1-200 parts by weight to 100 parts by weight, the mixing ratio of component (C) to component (B) being 0-10000 parts by weight to 100 parts by weight, the mixing ratio of component (B) to component (A) being more than 1 part by weight to 100 parts by weight, and the mixing ratio of component (B) to component (D) being more than 0.1 parts by weight to 100 parts by weight.
Claim 10
Dependent Claim
137 words
A textile sizing agent which comprises (A) starch, (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal, (C) polyvinyl alcohol, (D) oil for textile sizing and (E) water with the mixing ratio of component (A) to component [(B)+(C)] being 10-1900 parts by weight to 100 parts by weight, the mixing ratio of component (D) to components [(B)+(C)] being 0.1-200 parts by weight to 100 parts by weight, the mixing ratio of component (C) to component (B) being 0-10000 parts by weight to 100 parts by weight, the mixing ratio of component (B) to component (A) being more than 1 part by weight to 100 parts by weight, and the mixing ratio of component (B) to component (D) being more than 0.1 parts by weight to 100 parts by weight.
Claim 11
Dependent Claim
45 words
A textile sizing agent as claimed in claim 7, wherein (B) vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at the terminal is a vinyl alcohol polymer having an alkyl group of 4 to 50 carbon atoms at one terminal.
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) | 1992-05-29 | 1992-11-28 | 1993-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-05-29 | 1996-11-28 | 1997-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-05-29 | 2000-11-28 | 2001-05-30 | $7700.00 | Window Closed / Lapsed |