IT1114314B - Composizioni a base di alchenilsuccinimmidi derivate dalla tris(ammino-5 tia-3 pentil)ammina loro procedimento di preparazione e loro applicazione come additivi per lubrificanti - Google Patents

Composizioni a base di alchenilsuccinimmidi derivate dalla tris(ammino-5 tia-3 pentil)ammina loro procedimento di preparazione e loro applicazione come additivi per lubrificanti

Info

Publication number
IT1114314B
IT1114314B IT47583/79A IT4758379A IT1114314B IT 1114314 B IT1114314 B IT 1114314B IT 47583/79 A IT47583/79 A IT 47583/79A IT 4758379 A IT4758379 A IT 4758379A IT 1114314 B IT1114314 B IT 1114314B
Authority
IT
Italy
Prior art keywords
alcenylsuccinimides
admines
pentil
tia
lubricants
Prior art date
Application number
IT47583/79A
Other languages
English (en)
Italian (it)
Other versions
IT7947583A0 (it
Original Assignee
Orogil
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.)
Filing date
Publication date
Application filed by Orogil filed Critical Orogil
Publication of IT7947583A0 publication Critical patent/IT7947583A0/it
Application granted granted Critical
Publication of IT1114314B publication Critical patent/IT1114314B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/23—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton
    • C07C323/24—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
    • C07C323/25—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
    • 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
    • C10M135/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium
    • 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
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/06—Well-defined aromatic compounds
    • 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
    • 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
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
    • 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
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/34—Esters having a hydrocarbon substituent of thirty or more carbon atoms, e.g. substituted succinic acid derivatives
    • 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
    • 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
    • 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
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • 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
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
    • 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
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/08—Thiols; Sulfides; Polysulfides; Mercaptals
    • C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
    • 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
    • C10M2221/00—Organic macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2221/04—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2221/043—Polyoxyalkylene ethers with a thioether 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/042—Metal salts thereof
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/02—Unspecified siloxanes; Silicones
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/252—Diesel engines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/252—Diesel engines
    • C10N2040/253—Small diesel engines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Lubricants (AREA)
  • Pyrrole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
IT47583/79A 1978-01-11 1979-01-10 Composizioni a base di alchenilsuccinimmidi derivate dalla tris(ammino-5 tia-3 pentil)ammina loro procedimento di preparazione e loro applicazione come additivi per lubrificanti IT1114314B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7800625A FR2414542A1 (fr) 1978-01-11 1978-01-11 Nouvelles compositions a base d'alcenylsuccinimides, derives de la tris(amino-5 thia-3 pentyl)amine, leur procede de preparation et leur application comme additifs pour lubrifiants

Publications (2)

Publication Number Publication Date
IT7947583A0 IT7947583A0 (it) 1979-01-10
IT1114314B true IT1114314B (it) 1986-01-27

Family

ID=9203297

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47583/79A IT1114314B (it) 1978-01-11 1979-01-10 Composizioni a base di alchenilsuccinimmidi derivate dalla tris(ammino-5 tia-3 pentil)ammina loro procedimento di preparazione e loro applicazione come additivi per lubrificanti

Country Status (12)

Country Link
US (1) US4189389A (US20100223739A1-20100909-C00025.png)
EP (1) EP0003190B1 (US20100223739A1-20100909-C00025.png)
JP (1) JPS5831343B2 (US20100223739A1-20100909-C00025.png)
AT (1) AT366712B (US20100223739A1-20100909-C00025.png)
BR (1) BR7900121A (US20100223739A1-20100909-C00025.png)
CA (1) CA1113940A (US20100223739A1-20100909-C00025.png)
DE (1) DE2960003D1 (US20100223739A1-20100909-C00025.png)
ES (1) ES476734A1 (US20100223739A1-20100909-C00025.png)
FR (1) FR2414542A1 (US20100223739A1-20100909-C00025.png)
IT (1) IT1114314B (US20100223739A1-20100909-C00025.png)
MX (1) MX5921E (US20100223739A1-20100909-C00025.png)
ZA (1) ZA787302B (US20100223739A1-20100909-C00025.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382002A (en) * 1981-06-24 1983-05-03 Exxon Research & Engineering Co. Drilling fluids containing an additive composition
FR2633638B1 (fr) * 1988-06-29 1991-04-19 Inst Francais Du Petrole Formulations d'additifs azotes pour carburants moteurs et les carburants moteurs les contenant
US5171915A (en) * 1989-02-21 1992-12-15 Mobil Oil Corporation Alkylaromatic lubricants from alpha-olefin dimer
US5026948A (en) * 1989-02-21 1991-06-25 Mobil Oil Corporation Disproportionation of alpha-olefin dimer to liquid lubricant basestock
GB8906724D0 (en) * 1989-03-23 1989-05-10 Bp Chemicals Additives Additive compositions
US5012020A (en) * 1989-05-01 1991-04-30 Mobil Oil Corporation Novel VI enhancing compositions and Newtonian lube blends

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248643B (de) * 1959-03-30 1967-08-31 The Lubrizol Corporation, Cleveland, Ohio (V. St. A.) Verfahren zur Herstellung von öllöslichen aeylierten Aminen
US3036088A (en) * 1959-10-08 1962-05-22 Du Pont N-(fluoroalkylthio)-imides
US3231587A (en) * 1960-06-07 1966-01-25 Lubrizol Corp Process for the preparation of substituted succinic acid compounds
US3306907A (en) * 1963-04-29 1967-02-28 Standard Oil Co Process for preparing n n-di
US3309316A (en) * 1964-07-02 1967-03-14 Standard Oil Co Low corrosivity nitrogen and sulfurcontaining detergent for lubricant oil formulations
GB1117643A (en) * 1964-11-18 1968-06-19 Rohm & Haas Imides and related compounds
US3390086A (en) * 1964-12-29 1968-06-25 Exxon Research Engineering Co Sulfur containing ashless disperant
US3865813A (en) * 1968-01-08 1975-02-11 Lubrizol Corp Thiourea-acylated polyamine reaction product
FR2042558B1 (US20100223739A1-20100909-C00025.png) 1969-05-12 1975-01-10 Lubrizol Corp
GB1356802A (en) 1971-05-24 1974-06-19 Bp Chem Int Ltd Reaction between polyolefins and maleic anhydride
IL41159A (en) * 1972-01-12 1976-02-29 Ciba Geigy Ag Dichloromaleic acid imides,their preparation and their use in the control of plant pathogenic fungi
US3912764A (en) * 1972-09-29 1975-10-14 Cooper Edwin Inc Preparation of alkenyl succinic anhydrides
FR2273014B1 (US20100223739A1-20100909-C00025.png) 1974-05-31 1978-01-20 Rhone Poulenc Ind
FR2307845A1 (fr) * 1975-04-18 1976-11-12 Orogil Nouvelles compositions a base d'alcenylsuccinimides comme additifs pour huiles lubrifiantes
ZA771959B (en) * 1976-04-01 1978-03-29 Orogil Compositions based on alkenylsuccinimides

Also Published As

Publication number Publication date
ATA18979A (de) 1981-09-15
ZA787302B (en) 1979-12-27
US4189389A (en) 1980-02-19
IT7947583A0 (it) 1979-01-10
BR7900121A (pt) 1979-08-14
DE2960003D1 (en) 1980-11-13
JPS5831343B2 (ja) 1983-07-05
EP0003190A1 (fr) 1979-07-25
JPS54117467A (en) 1979-09-12
EP0003190B1 (fr) 1980-07-23
MX5921E (es) 1984-08-28
FR2414542A1 (fr) 1979-08-10
FR2414542B1 (US20100223739A1-20100909-C00025.png) 1980-07-11
AT366712B (de) 1982-05-10
CA1113940A (fr) 1981-12-08
ES476734A1 (es) 1979-06-01

Similar Documents

Publication Publication Date Title
AR222009A1 (es) Composiciones fungicidas a base de alcohilfosfitos metalicos para la proteccion de vinas
ES498029A0 (es) Un procedimiento para la polimerizacion de composiciones de base acrilato
BE869226A (nl) Opslag-stabiele smeeroliesamenstelling
IT7927150A0 (it) Apparecchiatura di misurazione interferometrica.
MX155685A (es) Composicion lubricante mejorada
BE880612A (nl) Delamineringsbestendige meerlaagsmetaal/polymeersamenstellingen
IT1129096B (it) Composizione lubrificante
NL7901256A (nl) Voor electrisch gebruik bestemde voorwerpen alsmede daarvoor geschikte samenstellingen.
ES482577A0 (es) Procedimiento de sintesis de nuevos poli(carbonatos-ureta- nos) de insaturaciones acrilicas para la obtencion de com- posiciones foto-retienlables.
FI793369A (fi) Kompositioner
ATA400081A (de) Gasoelzusammensetzungen
ES486177A0 (es) Un procedimiento para la preparacion de un aditivo para composiciones de recubrimiento
FI793458A (fi) Kompositioner
BE871277A (nl) Smeeroliecomposities
IT7851966A0 (it) Ditivi per lubrificanti composizioni a base di alchenilsuccinimidi loro procedimento di preparazione e loro applicazione come ad
IT8319349A0 (it) Composizioni ritardanti di combustione.
ES523030A0 (es) Procedimiento de obtencion de composiciones de revestimiento reticulantes a base de eteres alquilicos de acrilamidoglicolatos o glicoamidas.
AR222500A1 (es) N-benzoil-n'-ter-alcoxicarbonilfenil-ureas y-tioureas sustituidas,procedimiento para su obtencion y composiciones insecticidas a base de dichos compuestos
BE890234A (fr) Compositions lubrifiantes
IT1114314B (it) Composizioni a base di alchenilsuccinimmidi derivate dalla tris(ammino-5 tia-3 pentil)ammina loro procedimento di preparazione e loro applicazione come additivi per lubrificanti
DK151973C (da) Smoeremiddelsammensaetning
FR2345508A1 (fr) Compositions lubrifiantes
IT1089283B (it) Composizioni di lubrificanti siliconici
BE858208A (fr) Compositions lubrifiantes
NL191519C (nl) Basisoliecomposities.