NL7804898A - Stervormig viscositeitsindex-verbeterend dispergeer- middel. - Google Patents

Stervormig viscositeitsindex-verbeterend dispergeer- middel.

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Publication number
NL7804898A
NL7804898A NL7804898A NL7804898A NL7804898A NL 7804898 A NL7804898 A NL 7804898A NL 7804898 A NL7804898 A NL 7804898A NL 7804898 A NL7804898 A NL 7804898A NL 7804898 A NL7804898 A NL 7804898A
Authority
NL
Netherlands
Prior art keywords
dispenser
star
enhancing
viscosity index
shaped viscosity
Prior art date
Application number
NL7804898A
Other languages
English (en)
Other versions
NL184275B (nl
NL184275C (nl
Original Assignee
Shell Int Research
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Filing date
Publication date
Priority claimed from US05/795,676 external-priority patent/US4077893A/en
Priority claimed from US05/795,675 external-priority patent/US4141847A/en
Application filed by Shell Int Research filed Critical Shell Int Research
Publication of NL7804898A publication Critical patent/NL7804898A/nl
Publication of NL184275B publication Critical patent/NL184275B/nl
Application granted granted Critical
Publication of NL184275C publication Critical patent/NL184275C/nl

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    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
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    • C08G81/021—Block or graft polymers containing only sequences of polymers of C08C or C08F
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    • C10M2219/082—Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
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    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
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    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
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    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/04—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
    • C10N2040/046—Oil-bath; Gear-boxes; Automatic transmissions; Traction drives for traction drives
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    • C10N2070/00—Specific manufacturing methods for lubricant compositions
    • C10N2070/02—Concentrating of additives

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  • 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)
  • Graft Or Block Polymers (AREA)
NLAANVRAGE7804898,A 1977-05-11 1978-05-08 In olie oplosbaar polymeer en smeeroliecompositie die dit bevat. NL184275C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/795,676 US4077893A (en) 1977-05-11 1977-05-11 Star-shaped dispersant viscosity index improver
US05/795,675 US4141847A (en) 1977-05-11 1977-05-11 Star-shaped polymer reacted with dicarboxylic acid and amine as dispersant viscosity index improver

Publications (3)

Publication Number Publication Date
NL7804898A true NL7804898A (nl) 1978-11-14
NL184275B NL184275B (nl) 1989-01-02
NL184275C NL184275C (nl) 1989-06-01

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NLAANVRAGE7804898,A NL184275C (nl) 1977-05-11 1978-05-08 In olie oplosbaar polymeer en smeeroliecompositie die dit bevat.

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JP (1) JPS53139694A (nl)
CA (1) CA1108792A (nl)
DE (1) DE2820211A1 (nl)
FR (1) FR2390496A1 (nl)
GB (1) GB1568951A (nl)
NL (1) NL184275C (nl)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2047266B (en) * 1979-04-09 1984-02-08 Exxon Research Engineering Co Viscosity index lubricating oils
US5272208A (en) * 1981-08-13 1993-12-21 Asahi Kasei Kogyo Kabushiki Kaisha Modified block copolymer composition
US5278246A (en) * 1981-08-13 1994-01-11 Asahi Kasei Kogyo Kabushiki Kaisha Modified block copolymer and a process for producing the same
US5272209A (en) * 1981-08-13 1993-12-21 Asahi Kasei Kogyo Kabushiki Kaisha Modified block copolymer composition
US4628072A (en) * 1981-08-13 1986-12-09 Asahi Kasei Kogyo Kabushiki Kaisha Modified block copolymer composition
FR2533582B1 (fr) * 1982-09-29 1987-03-20 Exxon Research Engineering Co Composition d'huile lubrifiante contenant un additif anti-frottement et son application pour diminuer les frottements dans un moteur a combustion interne
US4490267A (en) * 1982-12-31 1984-12-25 Shell Oil Company Preparation of a lubricating oil additive, an additive thus prepared _and a lubricating oil containing this additive
US4507466A (en) * 1983-01-07 1985-03-26 The Dow Chemical Corporation Dense star polymers having core, core branches, terminal groups
GB8824037D0 (en) * 1988-10-13 1988-11-23 Shell Int Research Modified dispersant v i improver
US5633415A (en) * 1990-01-16 1997-05-27 Mobil Oil Corporation Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
GB9421282D0 (en) * 1994-10-21 1994-12-07 Exxon Chemical Patents Inc Additives and oleaginous compositions
EP1557441A3 (de) * 2003-12-08 2006-06-28 Peter Dr. Wilharm Nukleierungsmittel auf der Basis von hyperverzweigten Polymeren
KR101789340B1 (ko) * 2009-07-08 2017-11-20 더루우브리졸코오포레이션 점도 조정제로서 유용한 중합체 블렌드
CA3145615C (en) 2019-07-08 2024-02-13 Byk-Chemie Gmbh Pour point depressant

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903003A (en) * 1974-03-06 1975-09-02 Shell Oil Co Lubricating compositions containing an amido-amine reaction product of a terminally carboxylated isoprene polymer

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Publication number Publication date
FR2390496A1 (fr) 1978-12-08
FR2390496B1 (nl) 1980-07-04
DE2820211C2 (nl) 1992-05-21
JPS53139694A (en) 1978-12-06
NL184275B (nl) 1989-01-02
CA1108792A (en) 1981-09-08
JPS6134724B2 (nl) 1986-08-09
NL184275C (nl) 1989-06-01
GB1568951A (en) 1980-06-11
DE2820211A1 (de) 1978-11-16

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