ATE155491T1 - Verfahren zur herstellung rieselfähiger kugelähnlicher teilchen aus nitrocellulose - Google Patents
Verfahren zur herstellung rieselfähiger kugelähnlicher teilchen aus nitrocelluloseInfo
- Publication number
- ATE155491T1 ATE155491T1 AT92108099T AT92108099T ATE155491T1 AT E155491 T1 ATE155491 T1 AT E155491T1 AT 92108099 T AT92108099 T AT 92108099T AT 92108099 T AT92108099 T AT 92108099T AT E155491 T1 ATE155491 T1 AT E155491T1
- Authority
- AT
- Austria
- Prior art keywords
- nitrocellulose
- sphere
- particles
- solvent
- cosolvent
- Prior art date
Links
- 239000000020 Nitrocellulose Substances 0.000 title abstract 3
- 229920001220 nitrocellulos Polymers 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000002245 particle Substances 0.000 title 1
- 239000006184 cosolvent Substances 0.000 abstract 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N isopropyl alcohol Natural products CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 238000013019 agitation Methods 0.000 abstract 1
- 230000002146 bilateral effect Effects 0.000 abstract 1
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 abstract 1
- 229940011051 isopropyl acetate Drugs 0.000 abstract 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 abstract 1
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical group CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 abstract 1
- 239000004922 lacquer Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/02—Rendering cellulose suitable for esterification
- C08B1/04—Rendering cellulose suitable for esterification for the preparation of cellulose nitrate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
- C08B5/02—Cellulose nitrate, i.e. nitrocellulose
- C08B5/04—Post-esterification treatments, e.g. densification of powders, including purification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
- C08B5/02—Cellulose nitrate, i.e. nitrocellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Saccharide Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Glanulating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/701,755 US5144020A (en) | 1991-05-17 | 1991-05-17 | High productivity spheroid nitrocellulose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE155491T1 true ATE155491T1 (de) | 1997-08-15 |
Family
ID=24818551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT92108099T ATE155491T1 (de) | 1991-05-17 | 1992-05-13 | Verfahren zur herstellung rieselfähiger kugelähnlicher teilchen aus nitrocellulose |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5144020A (https=) |
| EP (1) | EP0513771B1 (https=) |
| JP (1) | JPH0616816A (https=) |
| KR (1) | KR100220127B1 (https=) |
| AT (1) | ATE155491T1 (https=) |
| AU (1) | AU653224B2 (https=) |
| CA (1) | CA2068831A1 (https=) |
| DE (1) | DE69220849T2 (https=) |
| MX (1) | MX9202315A (https=) |
| TW (1) | TW232039B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7704340B1 (en) | 2002-10-02 | 2010-04-27 | The United States Of America As Represented By The Secretary Of The Navy | Pelletized nitrocellulose (PNC) manufacture and long term storage |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2915519A (en) * | 1954-09-28 | 1959-12-01 | Atlantic Res Corp | Processing cellulose nitrate |
| BE652163A (https=) * | 1963-08-27 | 1900-01-01 | ||
| DE1203652B (de) * | 1964-02-18 | 1965-10-21 | Wolff & Co Ag | Verfahren zur Herstellung gelatinierter Nitrocellulose |
| US3325315A (en) * | 1965-12-14 | 1967-06-13 | Hercules Inc | Manufacture of densified spheroidal nitrocellulose of high viscosity at casting temperatures |
| US3325571A (en) * | 1966-01-25 | 1967-06-13 | Hercules Inc | Process for the manufacture of smokeless powder |
| US3325572A (en) * | 1966-05-24 | 1967-06-13 | Hercules Inc | Process for preparing small, densified nitrocellulose particles |
| DE1571232B1 (de) * | 1966-07-05 | 1972-02-03 | Wasagchemie Ag | Verfahren zum Herstellen von feinfaseriger bis mehlartiger Nitrocellulose mit hohem Schuettgewicht |
| JPS58174301A (ja) * | 1982-04-07 | 1983-10-13 | Asahi Chem Ind Co Ltd | 燻煙用組成物の製造方法 |
| US4582901A (en) * | 1984-08-09 | 1986-04-15 | The Research Foundation Of State University Of New York | Fluorinated cellulose esters and the use thereof as termiticidal compositions |
-
1991
- 1991-05-17 US US07/701,755 patent/US5144020A/en not_active Expired - Fee Related
-
1992
- 1992-05-13 EP EP92108099A patent/EP0513771B1/en not_active Expired - Lifetime
- 1992-05-13 AT AT92108099T patent/ATE155491T1/de active
- 1992-05-13 DE DE69220849T patent/DE69220849T2/de not_active Expired - Fee Related
- 1992-05-15 MX MX9202315A patent/MX9202315A/es not_active IP Right Cessation
- 1992-05-15 CA CA002068831A patent/CA2068831A1/en not_active Abandoned
- 1992-05-15 AU AU16338/92A patent/AU653224B2/en not_active Ceased
- 1992-05-16 KR KR1019920008312A patent/KR100220127B1/ko not_active Expired - Fee Related
- 1992-05-18 JP JP4168169A patent/JPH0616816A/ja active Pending
- 1992-05-28 TW TW081104170A patent/TW232039B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| DE69220849T2 (de) | 1998-02-26 |
| CA2068831A1 (en) | 1992-11-18 |
| JPH0616816A (ja) | 1994-01-25 |
| EP0513771B1 (en) | 1997-07-16 |
| KR920021582A (ko) | 1992-12-18 |
| TW232039B (https=) | 1994-10-11 |
| MX9202315A (es) | 1992-11-01 |
| AU1633892A (en) | 1992-11-19 |
| EP0513771A2 (en) | 1992-11-19 |
| EP0513771A3 (en) | 1993-04-14 |
| AU653224B2 (en) | 1994-09-22 |
| DE69220849D1 (de) | 1997-08-21 |
| KR100220127B1 (ko) | 1999-10-01 |
| US5144020A (en) | 1992-09-01 |
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