BR8500870A - Copolimero de fumarato de dialquila e acetato de vinila,processo de desparafinacao e processo de desparafinacao de propano - Google Patents
Copolimero de fumarato de dialquila e acetato de vinila,processo de desparafinacao e processo de desparafinacao de propanoInfo
- Publication number
- BR8500870A BR8500870A BR8500870A BR8500870A BR8500870A BR 8500870 A BR8500870 A BR 8500870A BR 8500870 A BR8500870 A BR 8500870A BR 8500870 A BR8500870 A BR 8500870A BR 8500870 A BR8500870 A BR 8500870A
- Authority
- BR
- Brazil
- Prior art keywords
- deparafination
- propane
- copolymer
- vinyl acetate
- dialkyl fumarate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
- C08F218/02—Esters of monocarboxylic acids
- C08F218/04—Vinyl esters
- C08F218/08—Vinyl acetate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
- C10G73/02—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils
- C10G73/04—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils with the use of filter aids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Lubricants (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/589,536 US4670130A (en) | 1984-03-14 | 1984-03-14 | The use of dialkyl fumarate-vinyl acetate copolymers as dewaxing aids |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8500870A true BR8500870A (pt) | 1985-10-15 |
Family
ID=24358416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8500870A BR8500870A (pt) | 1984-03-14 | 1985-02-27 | Copolimero de fumarato de dialquila e acetato de vinila,processo de desparafinacao e processo de desparafinacao de propano |
Country Status (6)
Country | Link |
---|---|
US (1) | US4670130A (pt) |
EP (1) | EP0155105B1 (pt) |
JP (1) | JPS60217218A (pt) |
BR (1) | BR8500870A (pt) |
CA (1) | CA1237238A (pt) |
DE (1) | DE3563355D1 (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6272706A (ja) * | 1985-09-27 | 1987-04-03 | Nippon Oil & Fats Co Ltd | 酢酸ビニル系共重合体 |
US4772674A (en) * | 1986-12-18 | 1988-09-20 | Exxon Chemical Patents Inc. | Solventless process for producing dialkyl fumarate-vinyl acetate copolymers |
US5112510A (en) * | 1989-02-28 | 1992-05-12 | Exxon Chemical Patents Inc. | Carboxylate polymer and viscosity index improver containing oleaginous compositions |
AU4261699A (en) * | 1998-05-29 | 1999-12-20 | Infineum Usa Lp | Wax crystal modifiers formed from dialkyl phenyl fumarate |
AU3979799A (en) * | 1998-05-29 | 1999-12-20 | Exxon Research And Engineering Company | Dialkyl fumarate copolymers and their use as flow improvers in oleaginous fluids |
US6444784B1 (en) | 1998-05-29 | 2002-09-03 | Exxonmobil Research & Engineering Company | Wax crystal modifiers (LAW657) |
US6583247B1 (en) * | 1999-03-16 | 2003-06-24 | Infineum International Ltd. | Process for producing free radical polymerized copolymers |
US6475963B1 (en) | 2001-05-01 | 2002-11-05 | Infineum International Ltd. | Carboxylate-vinyl ester copolymer blend compositions for lubricating oil flow improvement |
JP3841404B2 (ja) * | 2002-02-22 | 2006-11-01 | 東邦化学工業株式会社 | 新規脱ロウ助剤 |
CN102079799B (zh) * | 2010-12-16 | 2012-06-27 | 沈阳化工大学 | 一种二元聚合物蜡油降凝剂的制备方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL212034A (pt) * | 1955-11-16 | |||
US3202873A (en) * | 1962-03-09 | 1965-08-24 | Standard Oil Co | Ignition timing control for piezoelectric engine ignition systems |
US3729296A (en) * | 1966-10-14 | 1973-04-24 | Exxon Research Engineering Co | Polymeric wax crystal modifiers for high wax content petroleum oils |
US3458430A (en) * | 1967-05-15 | 1969-07-29 | Exxon Research Engineering Co | Separation of hydrocarbon wax from mineral oil using dewaxing aids |
US3765849A (en) * | 1971-07-07 | 1973-10-16 | Exxon Research Engineering Co | Flow improvers for hydrocarbon oils and method of preparing same |
US3806442A (en) * | 1972-08-14 | 1974-04-23 | Exxon Research Engineering Co | Solvent dewaxing of mineral oils |
US4354003A (en) * | 1978-07-21 | 1982-10-12 | Toa Nenryo Kogyo Kabushiki Kaisha | Solvent dewaxing waxy hydrocarbons using an α-olefin polymer-olefin vinyl acetate copolymer composite dewaxing aid |
US4192733A (en) * | 1978-07-21 | 1980-03-11 | Toa Nenryo Kogyo Kabushiki Kaisha | Solvent dewaxing waxy hydrocarbon oils using dewaxing aid |
US4377467A (en) * | 1981-01-30 | 1983-03-22 | Exxon Research And Engineering Co. | Solvent dewaxing waxy hydrocarbon oils using dewaxing aid |
GB2099015A (en) * | 1981-05-20 | 1982-12-01 | Shell Int Research | Combined dewaxing-deoiling process using crystal modifier |
US4406771A (en) * | 1982-09-29 | 1983-09-27 | Exxon Research And Engineering Co. | Solvent dewaxing waxy hydrocarbon oil distillates using a combination poly di-alkyl fumarate-vinyl acetate copolymer having pendent carbon side chain length of predominantly C22 and polyalkyl(meth-)acrylate polymer dewaxing aid |
US4460453A (en) * | 1982-09-29 | 1984-07-17 | Exxon Research And Engineering Co. | Solvent dewaxing waxy bright stock using a combination polydialkyl fumarate-vinyl acetate copolymer and polyalkyl (meth-) acrylate polymer dewaxing aid |
US4451353A (en) * | 1982-09-29 | 1984-05-29 | Exxon Research And Engineering Co. | Solvent dewaxing waxy hydrocarbon distillates using a combination poly acrylate polymer and polymethacrylate polymer dewaxing aid |
US4461698A (en) * | 1982-09-29 | 1984-07-24 | Exxon Research And Engineering Co. | Solvent dewaxing waxy hydrocarbon distillate oils using a combination wax-naphthalene condensate and poly-dialkylfumarate/vinyl acetate copolymer dewaxing aid |
-
1984
- 1984-03-14 US US06/589,536 patent/US4670130A/en not_active Expired - Fee Related
-
1985
- 1985-02-19 JP JP60029495A patent/JPS60217218A/ja active Pending
- 1985-02-19 CA CA000474621A patent/CA1237238A/en not_active Expired
- 1985-02-22 DE DE8585301219T patent/DE3563355D1/de not_active Expired
- 1985-02-22 EP EP85301219A patent/EP0155105B1/en not_active Expired
- 1985-02-27 BR BR8500870A patent/BR8500870A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1237238A (en) | 1988-05-24 |
DE3563355D1 (en) | 1988-07-21 |
US4670130A (en) | 1987-06-02 |
JPS60217218A (ja) | 1985-10-30 |
EP0155105A1 (en) | 1985-09-18 |
EP0155105B1 (en) | 1988-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Lapse due to non-payment of fees (art. 50) |