JPH10508051A - 極性グラフトポリオレフィン、その製造方法及びそれを含有している潤滑油組成物 - Google Patents
極性グラフトポリオレフィン、その製造方法及びそれを含有している潤滑油組成物Info
- Publication number
- JPH10508051A JPH10508051A JP8513720A JP51372096A JPH10508051A JP H10508051 A JPH10508051 A JP H10508051A JP 8513720 A JP8513720 A JP 8513720A JP 51372096 A JP51372096 A JP 51372096A JP H10508051 A JPH10508051 A JP H10508051A
- Authority
- JP
- Japan
- Prior art keywords
- polyolefin
- weight
- grafted
- graft
- vinylimidazole
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
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- 239000000178 monomer Substances 0.000 claims abstract description 141
- 238000006243 chemical reaction Methods 0.000 claims abstract description 110
- 239000003999 initiator Substances 0.000 claims abstract description 103
- 239000002270 dispersing agent Substances 0.000 claims abstract description 83
- 229920001112 grafted polyolefin Polymers 0.000 claims abstract description 73
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000002199 base oil Substances 0.000 claims abstract description 51
- 238000012360 testing method Methods 0.000 claims abstract description 34
- 239000000314 lubricant Substances 0.000 claims abstract description 23
- KFDVPJUYSDEJTH-UHFFFAOYSA-N 4-ethenylpyridine Chemical compound C=CC1=CC=NC=C1 KFDVPJUYSDEJTH-UHFFFAOYSA-N 0.000 claims abstract description 14
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims description 53
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- 125000003118 aryl group Chemical group 0.000 claims description 35
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- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 13
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- PNLUGRYDUHRLOF-UHFFFAOYSA-N n-ethenyl-n-methylacetamide Chemical compound C=CN(C)C(C)=O PNLUGRYDUHRLOF-UHFFFAOYSA-N 0.000 claims description 12
- XLXCHZCQTCBUOX-UHFFFAOYSA-N 1-prop-2-enylimidazole Chemical compound C=CCN1C=CN=C1 XLXCHZCQTCBUOX-UHFFFAOYSA-N 0.000 claims description 11
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 claims description 11
- 229920001577 copolymer Polymers 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- CFZDMXAOSDDDRT-UHFFFAOYSA-N 4-ethenylmorpholine Chemical compound C=CN1CCOCC1 CFZDMXAOSDDDRT-UHFFFAOYSA-N 0.000 claims description 9
- 239000010705 motor oil Substances 0.000 claims description 9
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 9
- BDHGFCVQWMDIQX-UHFFFAOYSA-N 1-ethenyl-2-methylimidazole Chemical compound CC1=NC=CN1C=C BDHGFCVQWMDIQX-UHFFFAOYSA-N 0.000 claims description 8
- HXPGEXSWCTYWSC-UHFFFAOYSA-N 1-ethenyl-3-methylpyrazole Chemical compound CC=1C=CN(C=C)N=1 HXPGEXSWCTYWSC-UHFFFAOYSA-N 0.000 claims description 8
- DCRYNQTXGUTACA-UHFFFAOYSA-N 1-ethenylpiperazine Chemical compound C=CN1CCNCC1 DCRYNQTXGUTACA-UHFFFAOYSA-N 0.000 claims description 8
- LEWNYOKWUAYXPI-UHFFFAOYSA-N 1-ethenylpiperidine Chemical compound C=CN1CCCCC1 LEWNYOKWUAYXPI-UHFFFAOYSA-N 0.000 claims description 8
- BTHFVSCNWFBKPY-UHFFFAOYSA-N 1-ethenylpurine Chemical compound C=CN1C=NC2=NC=NC2=C1 BTHFVSCNWFBKPY-UHFFFAOYSA-N 0.000 claims description 8
- VOCDJQSAMZARGX-UHFFFAOYSA-N 1-ethenylpyrrolidine-2,5-dione Chemical compound C=CN1C(=O)CCC1=O VOCDJQSAMZARGX-UHFFFAOYSA-N 0.000 claims description 8
- QUAMMXIRDIIGDJ-UHFFFAOYSA-N 5-ethenyl-4-methyl-1,3-thiazole Chemical compound CC=1N=CSC=1C=C QUAMMXIRDIIGDJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- CVVVRVRQWUMYNX-UHFFFAOYSA-N n,n-bis(prop-2-enyl)formamide Chemical compound C=CCN(C=O)CC=C CVVVRVRQWUMYNX-UHFFFAOYSA-N 0.000 claims description 6
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- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
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- NFPLJTNXOKFJRO-UHFFFAOYSA-N 1-ethenylpyridin-2-one Chemical compound C=CN1C=CC=CC1=O NFPLJTNXOKFJRO-UHFFFAOYSA-N 0.000 claims description 4
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- 239000003112 inhibitor Substances 0.000 description 17
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- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 12
- 239000003795 chemical substances by application Substances 0.000 description 12
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 9
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 6
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- 239000000376 reactant Substances 0.000 description 6
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- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
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- 150000001993 dienes Chemical class 0.000 description 5
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 5
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- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 4
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- PRBHEGAFLDMLAL-GQCTYLIASA-N (4e)-hexa-1,4-diene Chemical compound C\C=C\CC=C PRBHEGAFLDMLAL-GQCTYLIASA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
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Classifications
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/35—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/68—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with nitrogen atoms directly attached in position 4
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- C07—ORGANIC CHEMISTRY
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- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
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- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
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- C—CHEMISTRY; METALLURGY
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
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- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
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- C08F255/08—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having four or more carbon atoms
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- C08F257/02—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00 on to polymers of styrene or alkyl-substituted styrenes
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- C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
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- C08L51/003—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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- C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
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- C10M133/12—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.炭素数2から約50までの窒素含有エチレン系不飽和な脂肪族又は芳香族 単量体がポリオレフィン骨格にグラフトされているグラフト共重合体反応生成物 であって、少なくとも約8のADT値を持っているグラフト共重合体反応生成物 。 2.上記単量体が N−ビニルイミダゾール、 1−ビニル−2−ピロリジノン、 C−ビニルイミダゾール、 N−アリルイミダゾール、 1−ビニルピロリドン、 2−ビニルピリジン、 4−ビニルピリジン、 N−メチル−N−ビニル−アセトアミド、 ジアリルホルムアミド、 N−メチル−N−アリルホルムアミド、 N−エチル−N−アリルホルムアミド、 N−シクロヘキシル−N−アリルホルムアミド、 4−メチル−5−ビニルチアゾール、 N−アリルジイソオクチルフェノチアジン、 2−メチル−1−ビニルイミダゾール、 3−メチル−1−ビニルピラゾール、 N−ビニルプリン、 N−ビニルピペラジン、 N−ビニルスクシンイミド、 ビニルピペリジン、 ビニルモルホリン、 及びこれら材料の組み合わせ、 からなる群から選ばれた一員からなる、請求項1に記載のグラフト共重合体 。 3.上記単量体が N−ビニルイミダゾール、 N−アリルイミダゾール、 2−ビニルピリジン、 4−ビニルピリジン、 N−メチル−N−ビニルアセトアミド、 ジアリルホルムアミド及び、 これら材料の組み合わせ、 から成る群から選ばれた一員からなる、請求項1のグラフト共重合体。 4.上記単量体がN−ビニルイミダゾールを含む、請求項1のグラフト共重合 体。 5.基油原料中に1重量%程度存在するときに、少なくとも20ポイントだけ 潤滑性基油原料の粘度指数を増加させる特性を持っている、請求項4のグラフト 共重合体。 6.少なくとも約1.2重量%の上記N−ビニルイミダゾールを上記ポリオレ フィン骨格上にグラフトさせている、請求項4のグラフト共重合体。 7.少なくとも約13モルの上記N−ビニルイミダゾールを上記ポリオレフィ ン骨格上にグラフトさせている、請求項4のグラフト共重合体。 8. N−ビニルイミダゾール、 C−ビニルイミダゾール、 1−ビニル−2−ピロリジノン、 N−アリルイミダゾール、 1−ビニルピロジノン、 2−ビニルピリジン、 4−ビニルピリジン、 N−メチル−N−ビニルアセトアミド、 ジ−アリルホルムアミド、 N−メチル−N−アリルホルムアミド、 N−エチル−N−アリルホルムアミド、 N−シクロヘキシル−N−アリルホルムアミド、 4−メチル−5−ビニルチアゾール、 N−アリルジイソオクチルフェノチアジン、 2−メチル−1−ビニルイミダゾール、 3−メチル−1−ビニルピラゾール、 N−ビニルプリン、 N−ビニルピペラジン、 N−ビニルスクシンイミド、 ビニルピペリジン、 ビニルモルホリン、及び これらグラフト可能な単量体の組み合わせ、 からなる群から選ばれたグラフト可能な単量体が、このグラフト可能な単量 体のグラフトを受け入れるためのサイトを側鎖に持っているポリオレフィン共重 合体骨格上にグラフトしているグラフト反応生成物であって、上記グラフト反応 生成物は、少なくとも約2のADT値を持ち、上記グラフト反応生成物は本質的 に上記少なくとも1種のグラフト可能な単量体と、側鎖にグラフト可能なサイト を持っているポリオレフィン共重合体と、開始剤とから成る反応混合物を、上記 ポリオレフィン共重合体骨格の上記側鎖のグラフト可能なサイトの少なくとも一 部に上記単量体をグラフトさせるに有効な温度と条件の下に、溶融混合すること によって作られたグラフト反応生成物。 9.上記単量体がN−ビニルイミダゾールから成る請求項8のグラフト反応生 成物。 10.上記ポリオレフィン共重合体骨格が約20,000から約500,000の重量平均分 子量を持ち、約10以下の多分散度を持っている、請求項8のグラフト反応生成 物。 11.上記ADT値が少なくとも約4である請求項8のグラフト反応生成物。 12. A.潤滑剤基油と、 B.分散剤かつ粘度指数改良剤として、上記基油原料の粘度指数を少な くとも約20ポイントだけ上昇させるのに充分な量として存在している、請求項 1のグラフト共重合体と、 からなる潤滑油。 13. A.潤滑剤基油と、 B.分散剤かつ粘度指数改良剤として、上記基油原料の粘度指数を少な くとも約20ポイントだけ上昇させるのに充分な量として存在している、請求項 8のグラフトされたポリオレフィン共重合体と、 からなる潤滑油。 14. A.約19重量%以下の揮発性成分を含み、100℃で約5センチスト ークスを越える粘度を持った約80重量%以上の潤滑剤基油と、 B.固形分として約1重量%から約10重量%の請求項1のグラフトさ れたポリオレフィン共重合体と、 C.0%から約9重量%の非分散剤重合体と、 からなる10W−30潤滑油であって、上記組成物が約90重量%以上の上 記潤滑剤基油と、グラフト共重合体と、非分散剤重合体とを含んでいる、10W −30潤滑油。 15.上記グラフトされたポリオレフィン共重合体が、ポリオレフィン骨格上で N−ビニルイミダゾール、 C−ビニルイミダゾール、 1−ビニル−2−ピロリジノン、 N−アリルイミダゾール、 1−ビニルピロジノン、 2−ビニルピリジン、 4−ビニルピリジン、 N−メチル−N−ビニルアセトアミド、 ジアリルホルムアミド、 N−メチル−N−アリルホルムアミド、 N−エチル−N−アリルホルムアミド、 N−シクロヘキシル−N−アリルホルムアミド、 4−メチル−5−ビニルチアゾール、 N−アリルジイソオクチルフェノチアジン、 2−メチル−1−ビニルイミダゾール、 3−メチル−1−ビニルピラゾール、 N−ビニルプリン、 N−ビニルピペラジン、 N−ビニルスクシンイミド、 ビニルピペリジン、 ビニルモルホリン、及び これら単量体の組み合わせ物、 から成る群から選ばれたグラフト可能な単量体がグラフトした共重合体から 成る、請求項14の10W−30の潤滑油。 16.上記グラフトされたポリオレフィン共重合体がポリオレフィン骨格上でグ ラフトされたN−ビニルイミダゾールから成る、請求項14の10W−30の潤 滑油。 17. A.80重量%以上の潤滑剤基油と、 B.少なくとも約2重量%の請求項1のグラフト共重合体と、 C.0%から約4重量%以下の他の分散剤、 を含むエンジン油配合物。 18.0%から2重量%以下の他の分散剤を含む請求項17のエンジン油配合物 。 19.ASTMシーケンスVEエンジンテストの要件を満足する請求項18のエ ンジン油配合物。 20.0%から約1.4重量%以下の他の分散剤を含む請求項17のエンジン油 配合物。 21.0%から約1.5重量%以下の他の分散剤を含む請求項17のエンジン油 配合物。 22.少なくとも約4重量%の上記グラフト共重合体を含む請求項21のエンジ ン油配合物。 23. A.N−ビニルイミダゾールと、グラフト可能な不飽和基を持ったポリ オレフィンと、開始剤とを用意し、 B.上記ポリオレフィンを溶剤に溶解して溶液を作り、 C.上記N−ビニルイミダゾールを上記溶液に分散させ、 D.上記開始剤を上記溶液に添加し、その平均添加速度を上記N−ビニ ルイミダゾールが上記重合体にグラフトするのに充分な量の約20%以下を1分 間に添加させることとし、且つその添加工程を上記開始剤の開始温度を超える温 度で行う、 という工程から成り、それによってポリオレフィンに対するN−ビニルイミ ダゾールのグラフト共重合体を作り、そのグラフト共重合体が100℃で約13,0 00センチストークス以下の粘度を持ち、且つ少なくとも約8のADT値を持つに 至る、分散剤で粘度指数改良剤の製造方法。 24.上記溶剤が潤滑剤基油原料からなる、請求項23の方法。 25.上記潤滑剤基油原料が約15重量%以下の反応性芳香族成分を含んでいる 、請求項24の方法。 26.上記潤滑剤基油原料が約9重量%以下の反応性芳香族成分を含んでいる、 請求項24の方法。 27.上記開始剤を上記溶液に添加している間、上記N−ビニルイミダゾールの 投入量の20%以下を1分間に添加するという添加割合で、N−ビニルイミダゾ ールの上記溶液への分散が行われる、請求項23の方法。 28.請求項23の方法によって製造された製品。 29. A.N−ビニルイミダゾール、及び側鎖にグラフト可能なサイトを持っ ているポリオレフィン共重合体とを用意し、 B.上記骨格にN−ビニルイミダゾールをグラフトさせるに充分な量の 開始剤を用意し、 C.実質的に上記N−ビニルイミダゾールと、上記ポリオレフィン共重 合体と、上記開始剤とから成る反応混合物を溶融混合し、上記混合工程を上記ポ リオレフィン骨格の側鎖のグラフト可能なサイトの少なくとも一部に、上記N− ビニルイミダゾールをグラフトさせるのに有効な温度且つ条件下で行う、 という工程から成る分散剤で粘度指数改良剤を作る方法であって、上記グラ フトされたポリオレフィン共重合体が、13,000センチストークス以下の粘度と少 なくとも約2のADT値を持っている、分散剤で粘度指数改良剤の製造方法。 30.請求項29の方法によって製造された製品。
Applications Claiming Priority (8)
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JP28139793 | 1993-11-10 | ||
JP35438693 | 1993-12-27 | ||
JP24065494 | 1994-09-07 | ||
JP6-240654 | 1994-09-07 | ||
JP5-354386 | 1994-09-07 | ||
JP5-281397 | 1994-09-07 | ||
US08/327,508 | 1995-10-10 | ||
US08/541,832 | 1995-10-10 |
Related Child Applications (1)
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JP2004244614A Division JP4070027B2 (ja) | 1994-10-21 | 2004-08-25 | 潤滑油用分散剤粘度指数改良剤の製造方法 |
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JP2649610B2 JP2649610B2 (ja) | 1997-09-03 |
JPH10508051A true JPH10508051A (ja) | 1998-08-04 |
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JP7513720A Expired - Lifetime JP2649610B2 (ja) | 1993-11-10 | 1994-11-10 | クロマン誘導体及びその医薬用途 |
Country Status (6)
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US (1) | US5719155A (ja) |
EP (1) | EP0677519A4 (ja) |
JP (1) | JP2649610B2 (ja) |
KR (1) | KR0170534B1 (ja) |
CA (1) | CA2153498A1 (ja) |
WO (1) | WO1995013272A1 (ja) |
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- 1994-11-10 KR KR1019950702849A patent/KR0170534B1/ko not_active IP Right Cessation
- 1994-11-10 EP EP95900283A patent/EP0677519A4/en not_active Withdrawn
- 1994-11-10 WO PCT/JP1994/001901 patent/WO1995013272A1/ja not_active Application Discontinuation
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JP3885099B2 (ja) * | 1999-04-27 | 2007-02-21 | 株式会社荏原製作所 | 有機高分子殺菌材料 |
US8263537B2 (en) | 2003-11-21 | 2012-09-11 | Castrol Limited | Preparation of functional monomers for grafting to low molecular weight polyalkenes and their use in the preparation of dispersants and lubricating oil compositions containing dispersant polyalkenes |
JP2008535947A (ja) * | 2005-03-11 | 2008-09-04 | カストロール リミティド | 多機能グラフトポリマー |
JP2008539325A (ja) * | 2005-04-28 | 2008-11-13 | カストロール リミティド | 多機能分散剤グラフトポリマー |
US10190070B2 (en) | 2005-04-28 | 2019-01-29 | Castrol Limited | Multiple-function dispersant graft polymer |
JP2013501127A (ja) * | 2009-08-06 | 2013-01-10 | ザ ルブリゾル コーポレイション | アスファルテン分散剤含有潤滑組成物 |
US8703873B2 (en) | 2010-04-01 | 2014-04-22 | Castrol Limited | Multiple function graft polymer |
US8603954B2 (en) | 2010-04-07 | 2013-12-10 | Castrol Limited | Graft polymer and related methods and compositions |
Also Published As
Publication number | Publication date |
---|---|
KR0170534B1 (ko) | 1999-02-18 |
EP0677519A1 (en) | 1995-10-18 |
EP0677519A4 (en) | 1996-04-03 |
US5719155A (en) | 1998-02-17 |
WO1995013272A1 (fr) | 1995-05-18 |
CA2153498A1 (en) | 1995-05-18 |
JP2649610B2 (ja) | 1997-09-03 |
KR960700239A (ko) | 1996-01-19 |
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