NL193377C - Werkwijze ter bereiding van een rechtstreeks uit aardolie verkregen vacuümsmeeroliedestillaat op basis van paraffinen en naftenen, dat n-paraffinen bevat en een verlaagd vloeipunt heeft. - Google Patents

Werkwijze ter bereiding van een rechtstreeks uit aardolie verkregen vacuümsmeeroliedestillaat op basis van paraffinen en naftenen, dat n-paraffinen bevat en een verlaagd vloeipunt heeft. Download PDF

Info

Publication number: NL193377C
Authority: NL; Netherlands
Prior art keywords: mol; methacrylic acid; esters; carbon atoms; acrylic acid
Prior art date: 1986-04-25

Application number

NL8700962A

Other languages

English (en)

Dutch (nl)

Other versions

NL193377B (nl

NL8700962A (nl

Original Assignee

Roehm Gmbh

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-04-25

Filing date

1987-04-23

Publication date

1999-08-03

1987-04-23 Application filed by Roehm Gmbh filed Critical Roehm Gmbh

1987-11-16 Publication of NL8700962A publication Critical patent/NL8700962A/nl

1999-04-01 Publication of NL193377B publication Critical patent/NL193377B/xx

1999-08-03 Application granted granted Critical

1999-08-03 Publication of NL193377C publication Critical patent/NL193377C/nl

Links

239000010687 lubricating oil Substances 0.000 title claims description 13
239000012188 paraffin wax Substances 0.000 title claims description 7
239000003208 petroleum Substances 0.000 title claims description 5
238000004519 manufacturing process Methods 0.000 title claims description 3
239000000203 mixture Substances 0.000 claims description 34
239000000654 additive Substances 0.000 claims description 33
229920000642 polymer Polymers 0.000 claims description 24
NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 18
SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 17
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 17
150000002148 esters Chemical class 0.000 claims description 17
125000004432 carbon atom Chemical group C* 0.000 claims description 16
230000000996 additive effect Effects 0.000 claims description 13
239000002480 mineral oil Substances 0.000 claims description 10
-1 ethylene, propylene, butene Chemical class 0.000 claims description 8
235000010446 mineral oil Nutrition 0.000 claims description 7
229920001577 copolymer Polymers 0.000 claims description 6
229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 5
239000000178 monomer Substances 0.000 claims description 5
VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims description 2
230000000052 comparative effect Effects 0.000 claims 1
150000001298 alcohols Chemical class 0.000 description 30
125000005397 methacrylic acid ester group Chemical group 0.000 description 18
BWSZXUOMATYHHI-UHFFFAOYSA-N tert-butyl octaneperoxoate Chemical compound CCCCCCCC(=O)OOC(C)(C)C BWSZXUOMATYHHI-UHFFFAOYSA-N 0.000 description 9
238000002360 preparation method Methods 0.000 description 8
238000006116 polymerization reaction Methods 0.000 description 6
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 5
238000000034 method Methods 0.000 description 5
239000013078 crystal Substances 0.000 description 4
239000003999 initiator Substances 0.000 description 4
239000003921 oil Substances 0.000 description 4
238000003756 stirring Methods 0.000 description 4
125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
238000010992 reflux Methods 0.000 description 3
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
241000640882 Condea Species 0.000 description 2
BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
125000002015 acyclic group Chemical group 0.000 description 2
239000002199 base oil Substances 0.000 description 2
150000002734 metacrylic acid derivatives Chemical class 0.000 description 2
CERQOIWHTDAKMF-UHFFFAOYSA-M methacrylate group Chemical group C(C(=C)C)(=O)[O-] CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
125000005395 methacrylic acid group Chemical group 0.000 description 2
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
239000002904 solvent Substances 0.000 description 2
150000001252 acrylic acid derivatives Chemical class 0.000 description 1
125000000217 alkyl group Chemical group 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
238000012512 characterization method Methods 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000002425 crystallisation Methods 0.000 description 1
230000008025 crystallization Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000010696 ester oil Substances 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000012208 gear oil Substances 0.000 description 1
238000005227 gel permeation chromatography Methods 0.000 description 1
239000010720 hydraulic oil Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
239000010705 motor oil Substances 0.000 description 1
238000010899 nucleation Methods 0.000 description 1
230000006911 nucleation Effects 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
150000002976 peresters Chemical class 0.000 description 1
150000002978 peroxides Chemical class 0.000 description 1
229920013639 polyalphaolefin Polymers 0.000 description 1
229920002959 polymer blend Polymers 0.000 description 1
238000010526 radical polymerization reaction Methods 0.000 description 1
210000002374 sebum Anatomy 0.000 description 1
239000000126 substance Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M157/00—Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups C10M143/00 - C10M155/00, each of these compounds being essential
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
- C10M143/10—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing aromatic monomer, e.g. styrene
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
- C10M143/12—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing conjugated diene
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
- C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M145/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
- C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
- C10M145/14—Acrylate; Methacrylate
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M149/00—Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
- C10M149/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Lubricants (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

NL8700962A 1986-04-25 1987-04-23 Werkwijze ter bereiding van een rechtstreeks uit aardolie verkregen vacuümsmeeroliedestillaat op basis van paraffinen en naftenen, dat n-paraffinen bevat en een verlaagd vloeipunt heeft. NL193377C (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3613992		1986-04-25
DE3613992A DE3613992C2 (de)	1986-04-25	1986-04-25	Additive für paraffinische Schmieröle

Publications (3)

Publication Number	Publication Date
NL8700962A NL8700962A (nl)	1987-11-16
NL193377B NL193377B (nl)	1999-04-01
NL193377C true NL193377C (nl)	1999-08-03

Family

ID=6299498

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8700962A NL193377C (nl)	1986-04-25	1987-04-23	Werkwijze ter bereiding van een rechtstreeks uit aardolie verkregen vacuümsmeeroliedestillaat op basis van paraffinen en naftenen, dat n-paraffinen bevat en een verlaagd vloeipunt heeft.

Country Status (8)

Country	Link
US (1)	US5043087A (fr)
JP (1)	JPS62257986A (fr)
BE (1)	BE906116A (fr)
DE (1)	DE3613992C2 (fr)
FR (1)	FR2601029B1 (fr)
GB (1)	GB2189495B (fr)
IT (1)	IT1208403B (fr)
NL (1)	NL193377C (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3930142A1 (de) *	1989-09-09	1991-03-21	Roehm Gmbh	Dispergierwirksame viskositaets-index-verbesserer
DE4000753A1 (de) *	1990-01-12	1991-07-18	Roehm Gmbh	Kraftuebertragungsfluessigkeit auf basis mineraloel
US5534175A (en) *	1992-12-28	1996-07-09	The Lubrizol Corporation	Copolymers of unsaturated fatty esters, their use as viscosity improver and lubricating oil containing said copolymers
DE4312715A1 (de) *	1993-04-20	1994-10-27	Roehm Gmbh	Kammpolymere
JP2787417B2 (ja) *	1994-06-02	1998-08-20	三洋化成工業株式会社	潤滑油組成物
US5520832A (en) *	1994-10-28	1996-05-28	Exxon Research And Engineering Company	Tractor hydraulic fluid with wide temperature range (Law180)
US5821313A (en)	1995-06-19	1998-10-13	The Lubrizol Corporation	Dispersant-viscosity improvers for lubricating oil compositions
US5969068A (en) *	1995-06-19	1999-10-19	The Lubrizol Corporation	Dispersant-viscosity improvers for lubricating oil compositions
US6124249A (en)	1998-12-22	2000-09-26	The Lubrizol Corporation	Viscosity improvers for lubricating oil compositions
US6746993B2 (en) *	2001-04-06	2004-06-08	Sanyo Chemical Industries, Ltd.	Viscosity index improver and lube oil containing the same
US7378379B2 (en) *	2003-06-10	2008-05-27	The Lubrizol Corporation	Functionalized polymer composition for grease
US7947636B2 (en)	2004-02-27	2011-05-24	Afton Chemical Corporation	Power transmission fluids
GB0416319D0 (en) *	2004-07-21	2004-08-25	Afton Chemical Ltd	Oil additive
US8980804B2 (en) *	2006-07-28	2015-03-17	Afton Chemical Corporation	Alkyl acrylate copolymer dispersants and uses thereof
US20080033114A1 (en) *	2006-07-28	2008-02-07	Sanjay Srinivasan	Alkyl acrylate copolymer VI modifiers and uses thereof
SG183825A1 (en) *	2010-04-26	2012-11-29	Evonik Rohmax Additives Gmbh	A polymer useful as viscosity index improver
US20160348026A1 (en) *	2014-01-21	2016-12-01	Evonik Oil Additives Gmbh	Pour point depressants for improving the low-temperature viscosity of aged lubricating oil
UA123466C2 (uk) *	2019-05-17	2021-04-07	Юрій Тимофійович Цапенко	Універсальна присадка
US11965140B2 (en) *	2019-12-12	2024-04-23	Evonik Operations Gmbh	High viscosity polyacrylate base fluids
US11680222B2 (en) *	2020-10-30	2023-06-20	Afton Chemical Corporation	Engine oils with low temperature pumpability
EP4569054B8 (fr) *	2023-10-16	2025-11-05	Evonik Operations GmbH	Polymères de (méth)acrylate de polyalkyle utilisés en tant que fluides de base à viscosité élevée

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2114233A (en) *	1933-05-22	1938-04-12	Rohm & Haas	Polymeric materials
US2091627A (en) *	1934-06-08	1937-08-31	Rohm & Haas	Composition of matter and process
US2100993A (en) *	1934-12-14	1937-11-30	Rohm & Haas	Process for preparing esters and products
US2655479A (en) *	1949-01-03	1953-10-13	Standard Oil Dev Co	Polyester pour depressants
GB1559952A (en) *	1977-10-26	1980-01-30	Shell Int Research	Lubricating oil compositions
DE2751683C3 (de) *	1977-11-18	1981-04-09	Brügmann, Dirk Alexander, 5840 Schwerte	Sicht- bzw. Griffreiter aus Kunststoff zur Anbringung an der oberen Randkante von Hängeheftern oder Hängetaschen
DE2905954C2 (de) *	1979-02-16	1982-10-28	Röhm GmbH, 6100 Darmstadt	Konzentrierte Polymerisatemulsionen als Viskositätsindexverbesserer für Mineralöle
DE3339103A1 (de) *	1983-10-28	1985-05-09	Röhm GmbH, 6100 Darmstadt	Additive fuer schmieroele
DE3544061A1 (de) *	1985-12-13	1987-06-19	Roehm Gmbh	Hochscherstabile mehrbereichsschmieroele mit verbessertem viskositaetsindex
DE3607444A1 (de) *	1986-03-07	1987-09-10	Roehm Gmbh	Additive fuer mineraloele mit stockpunktverbessernder wirkung

1986
- 1986-04-25 DE DE3613992A patent/DE3613992C2/de not_active Expired - Lifetime
- 1986-12-30 BE BE0/217659A patent/BE906116A/fr not_active IP Right Cessation
1987
- 1987-01-29 FR FR8701058A patent/FR2601029B1/fr not_active Expired - Lifetime
- 1987-04-23 NL NL8700962A patent/NL193377C/nl not_active IP Right Cessation
- 1987-04-23 JP JP62098795A patent/JPS62257986A/ja active Pending
- 1987-04-24 IT IT8767345A patent/IT1208403B/it active
- 1987-04-24 GB GB8709749A patent/GB2189495B/en not_active Expired
1990
- 1990-11-13 US US07/613,956 patent/US5043087A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
BE906116A (fr)	1987-04-16
NL193377B (nl)	1999-04-01
JPS62257986A (ja)	1987-11-10
GB2189495B (en)	1989-12-28
NL8700962A (nl)	1987-11-16
FR2601029B1 (fr)	1993-03-26
IT8767345A0 (it)	1987-04-24
FR2601029A1 (fr)	1988-01-08
IT1208403B (it)	1989-06-12
DE3613992A1 (de)	1987-10-29
GB8709749D0 (en)	1987-05-28
US5043087A (en)	1991-08-27
DE3613992C2 (de)	2000-05-04
GB2189495A (en)	1987-10-28

Legal Events

Date	Code	Title	Description
1994-01-03	BA	A request for search or an international-type search has been filed
1994-01-03	BB	A search report has been drawn up
1994-05-02	BC	A request for examination has been filed
2001-09-03	TNT	Modifications of names of proprietors of patents or applicants of examined patent applications	Owner name: ROEHM GMBH & CO. KG
2007-07-02	V4	Discontinued because of reaching the maximum lifetime of a patent	Effective date: 20070423

Publication	Publication Date	Title
NL193377C (nl)	1999-08-03	Werkwijze ter bereiding van een rechtstreeks uit aardolie verkregen vacuümsmeeroliedestillaat op basis van paraffinen en naftenen, dat n-paraffinen bevat en een verlaagd vloeipunt heeft.
US4867894A (en)	1989-09-19	Pour point improving additives for mineral oils
US4968444A (en)	1990-11-06	Lubricating oil additives
CA2448520C (fr)	2008-07-08	Copolymeres de (meth)acrylates d'alkyle
EP1015532B1 (fr)	2004-11-17	Amelioration de la fluidite a basse temperature d'huiles de graissage par utilisation de melanges additifs de polymeres de hautes et de faibles masses moleculaires
KR101676064B1 (ko)	2016-11-14	점도 지수가 개선된 유체
CA1288411C (fr)	1991-09-03	Huiles lubrifiantes polyvisqueuses, stables au cisaillement, a indice de viscosite ameliore
CA2889070C (fr)	2017-11-28	Compositions polymeres en copolymere ethylene-ester de vinyle alkyl(meth)acrylates, procede pour la preparation et l'utilisation desdites compositions comme produits ameliorant lepoint d'ecoulement pour les huiles brutes, les huiles minerales ou les produits petroliers
JP3984354B2 (ja)	2007-10-03	組成連続変動コポリマーを製造する方法
KR900005085B1 (ko)	1990-07-19	액상 중합체 조성물 및 그의 용도
NO177754B (no)	1995-08-07	Konsentrert emulsjon inneholdende en etylen-vinylester-kopolymer og anvendelse av emulsjonen som flytforbedrer for råolje, vakuumgassolje og middeldestillater
US5039432A (en)	1991-08-13	Copolymers of (meth) acrylic acid esters as flow improvers in oils
US5108635A (en)	1992-04-28	Viscosity additive for lubricating oils, process for its preparation and lubricating compositions based on the said additive
WO2016083130A1 (fr)	2016-06-02	Copolymère et son utilisation pour réduire la copolymérisation de cristaux de paraffine dans des carburants
SU1657065A3 (ru)	1991-06-15	Средство для улучшения текучих свойств углеводородных фракций
EP0406684B1 (fr)	1992-05-13	Additif pour combustible diesel
JPS6224480B2 (fr)	1987-05-28
JPS61181528A (ja)	1986-08-14	濃厚重合体ブレンド用相溶化剤の製造方法及び濃厚潤滑油添加剤としてそれらを使用する方法
US4756843A (en)	1988-07-12	Copolymer compositions usable as additives for lubricating oils
JP7033059B2 (ja)	2022-03-09	パラフィン含有流体に対するポリマー添加剤の使用
US5085701A (en)	1992-02-04	Polymer-modified bitumen (pmb)
US4419106A (en)	1983-12-06	Hydrocarbon oils with improved pour points
US4728414A (en)	1988-03-01	Solvent dewaxing using combination poly (n-C24) alkylmethacrylate-poly (C8 -C20 alkyl (meth-) acrylate dewaxing aid
CA1334013C (fr)	1995-01-17	Copolymeres d'esters de l'acide (meth) acrylique utilises comme adjuvants d'ecoulement dans les huiles du petrole
WO2021228701A1 (fr)	2021-11-18	Composition inhibitrice de paraffine, procédé et utilisation