公开(公告)号：US3598737A

公开(公告)日：1971-08-10

申请号：US3598737D

申请日：1969-04-17

Applicant: SHELL OIL CO

Inventor： MEIJ PIETER H VAN DER ,  WORTEL JOHANNES M

IPC: C08F8/00 ,  C08F8/14 ,  C08F20/00 ,  C08F20/26 ,  C08F220/18 ,  C10M145/12 ,  C10M145/14 ,  C10N30/02 ,  C10N30/04 ,  C10N40/25 ,  C10N50/10 ,  C10M1/26 ,  C10M1/28

CPC classification number: C10M145/14 ,  C08F220/18 ,  C10M2207/026 ,  C10M2207/40 ,  C10M2207/404 ,  C10M2209/082 ,  C10M2209/084 ,  C10M2223/041 ,  C10N2250/10 ,  C10N2270/02 ,  Y10S526/933

Abstract: LUBRICANT COMPOSITIONS CONTAINING OIL-SOLUBLE COPOLYMERS OF ONE OR MORE ALKY ESTERS OF A C3-5 ALPHA, BETAVINYLIDENE MONOCARBOXYLIC ACID AND ONE OR MORE MONOHYDROXY ALKYL ESTERS OF A C3-5 ALPHA, BETA-VINYLLIDENE MONOCARBOXYLIC ACID, WHEREIN THE AVERAGE NUMBER OF THE CARBON ATOMS IN THE CH3-(CH2)N- GROUPS PRESENT IN THE ALKYL SIDE CHAINS, N BEING AT LEAT 9, IS FROM 12.5 TO 14.3, HAVE IMPROVED POUR POINTS, VISCOSITY INDICES AND DISPERSANT PROPERTIES.

公开(公告)号：US3642633A

公开(公告)日：1972-02-15

申请号：US3642633D

申请日：1969-12-31

Applicant: SHELL OIL CO

Inventor： ECKERT RUDOLF J A ,  WORTEL JOHANNES M

IPC: C08F8/14 ,  C08F220/18 ,  C10M145/14 ,  C10M145/16 ,  C10M149/10 ,  C10M1/28 ,  C10M1/34

CPC classification number: C10M149/10 ,  C08F8/14 ,  C08F220/18 ,  C10M145/14 ,  C10M145/16 ,  C10M2205/04 ,  C10M2207/40 ,  C10M2207/404 ,  C10M2209/082 ,  C10M2209/084 ,  C10M2209/086 ,  C10M2211/06 ,  C10M2213/02 ,  C10M2213/062 ,  C10M2217/028 ,  C10M2217/06 ,  C10N2270/02

Abstract: LUBRICANT COMPOSITION CONTAINING COPOLYMERS HAVING FREE HYDROXYL GROUPS AND DERIVED FROM A COMPOUND COMPRISING A SINGLE POLYMERIZABLE C=C GROUP AND AT LEAST ONE AROMATIC RING WHICH IS INCORPORATED INTO THE MONOMER MIXTURE FROM WHICH THE COPOLYMERS ARE POLYMERIZED HAVE IMPROVED POUR POINTS, VISCOSITY INDICES AND DISPERSANT PROPERTIES.

公开(公告)号：US3682823A

公开(公告)日：1972-08-08

申请号：US3682823D

申请日：1970-06-17

Applicant: SHELL OIL CO

Inventor： SMITH GEORGE ,  WORTEL JOHANNES M

IPC: C07C2/08 ,  C07C2/22 ,  C07C9/22 ,  C08F8/04 ,  C08F10/00 ,  C10G69/12 ,  C10M107/10 ,  C10M169/00 ,  C10M3/12

CPC classification number: C10M107/10 ,  C07C2/22 ,  C07C9/22 ,  C07C2527/08 ,  C07C2527/125 ,  C08F10/00 ,  C10G2400/10 ,  C10M7/00 ,  C10M2201/066 ,  C10M2201/083 ,  C10M2201/103 ,  C10M2201/14 ,  C10M2205/00 ,  C10M2205/028 ,  C10M2207/023 ,  C10M2207/123 ,  C10M2207/125 ,  C10M2207/129 ,  C10M2207/22 ,  C10M2207/287 ,  C10M2215/04 ,  C10M2215/064 ,  C10M2215/065 ,  C10M2215/102 ,  C10M2215/22 ,  C10M2215/221 ,  C10M2215/225 ,  C10M2215/226 ,  C10M2215/26 ,  C10M2215/30 ,  C10M2217/042 ,  C10M2217/043 ,  C10M2217/044 ,  C10M2217/045 ,  C10M2217/046 ,  C10M2217/06 ,  C10M2219/085 ,  C10M2219/108 ,  C10N2210/01 ,  C10N2220/02 ,  C10N2250/08 ,  C10N2250/10 ,  C08F4/00

Abstract: FULLY HYDROGENATED NAPTHENIC HYDROCARBON LUBRICATING OILS HAVING LOW POUR POINTS, HIGH VISCOSITY INDICES AND CONTAINING AT LEAST 0.7 MOLE OF NAPHTHENE MOLECULES PER MOLE OF ISOPARAFFIN MOLECULES ARE PRODUCED BY OLIGOMERIZING C6-C12 NORMAL ALPHA-OLEFINS IN THE PRESENCE OF AN ALKALI METAL TETRAHALOALANATE CATALYST AND SUBSEQUENTLY HYDROGENATING THE RESULTING OLIGOMERIC PRODUCT.