KR930019708A - Dispersant Polymethacrylate Viscosity Index Improver - Google Patents

Dispersant Polymethacrylate Viscosity Index Improver Download PDF

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KR930019708A
KR930019708A KR1019920016996A KR920016996A KR930019708A KR 930019708 A KR930019708 A KR 930019708A KR 1019920016996 A KR1019920016996 A KR 1019920016996A KR 920016996 A KR920016996 A KR 920016996A KR 930019708 A KR930019708 A KR 930019708A
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methacrylate
polymer
weight
alkyl
methyl
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충인라이
오토 네이플스 죤
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윌리엄 이.래버트 3세
롬 앤드 하스 캄파니
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and 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 a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/04—Acids, Metal salts or ammonium salts thereof
    • C08F20/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Lubricants (AREA)

Abstract

본 발명은 메타이크릴산(C1∼C24)알킬 그리고 아크릴산(C1∼C24)로 구성되는 그룹에서 선택되는 (가)단량체 그리고 메타아크릴산히드록시(C2∼C6)알킬 그리고 아크릴산히드록시(C2∼C6)알킬를 되는 그룹에서 선택되는 (나)단량체에서 유도되고, 알킬기의 탄소수가 평균 7내지 약 12인 공중합체에 관한 것이다. 이 중합체는 점도 지수 개선, 분산성 그리고 저온 유동특성을 플루오르중합체 시일 그리고 가스켓트에 나쁜 영향을 주지 않고 이룩하는 윤활유 첨가제로서 유용하다.The present invention relates to (a) monomers selected from the group consisting of methacrylic acid (C 1 -C 24 ) alkyl and acrylic acid (C 1 -C 24 ) and methacrylate hydroxy (C 2 -C 6 ) alkyl and acrylates It relates to a copolymer derived from a (b) monomer selected from the group consisting of oxy (C 2 -C 6 ) alkyl and having an average of 7 to about 12 carbon atoms in the alkyl group. This polymer is useful as a lubricant additive to achieve viscosity index improvement, dispersibility and low temperature flow characteristics without adversely affecting fluoropolymer seals and gaskets.

Description

분산제 폴리메타이크릴레이트 점도 지수 개선제Dispersant Polymethacrylate Viscosity Index Improver

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (34)

(가)메타아크릴산(C1∼C24)알킬 그리고 아크릴산(C1∼C24)알킬로 구성되는 그룹에서 선택되는 단량체 약 90내지 약 98%, 그리고 (나)메타이크릴산히드록시(C2∼C6)알킬 그리고 아크릴산(C2∼C6)알킬로 구성되는 그룹에서 선택되는 단량체 10미만 내지 약2중량%로 되는 단량체를 중합하여 되는 중합체에서, 알킬기내의 탄소원자수가 평균 약 7내지 약 12인 중합체.(A) about 90 to about 98% of a monomer selected from the group consisting of methacrylic acid (C 1 -C 24 ) alkyl and acrylic acid (C 1 -C 24 ) alkyl, and (b) hydroxy methacrylate (C 2 ~C 6) alkyl acrylate and (C 2 ~C 6) less than 10 monomer selected from the group consisting of alkyl from about 2 to about polymer by polymerizing a monomer that is by weight%, average carbon atoms in the alkyl groups of about 7 to about 12 polymer. 제1항에 있어서, 단량체(가) 그리고 (나)의 총중량의 한 부분에 메타아크릴산(C16∼C24)알킬, 아크릴산(C16∼C24)알킬 또는 이들의 혼합물의 약 5내지 약 40중량%인 중합체.The process of claim 1 wherein about 5 to about 40 of methacrylic acid (C 16 -C 24 ) alkyl, acrylic acid (C 16 -C 24 ) alkyl, or mixtures thereof, in part of the total weight of monomers (A) and (B) Weight percent polymer. 제1항에 있어서, 알킬기내의 탄소원자수가 평균 약 8내지 약 10인 중합체.The polymer of claim 1 wherein the polymer has an average of about 8 to about 10 carbon atoms in the alkyl group. 제3항에 있어서, 단량체(가) 그리고 (나)의 총층량의 일부가 메타아크릴산(C16∼C20)알킬, 아크릴산(C16∼C20)알킬 또는 이들의 혼합물 약 5내지 35중량%인 중합체.The method according to claim 3, wherein a part of the total layer amounts of monomers (a) and (b) is about 5 to 35% by weight of methacrylic acid (C 16 -C 20 ) alkyl, acrylic acid (C 16 -C 20 ) alkyl or a mixture thereof. Phosphorus polymer. 제4항에 있어서, 단량체(나)가 메타아크릴산2-히드록시에틸, 아크릴산2-히드록시에틸, 메타아크리산2-히드록시프로필, 메타아크릴산1-메틸-2-히드록시에틸, 아크릴산2-히드록시프로필, 아크릴산1-메틸-2-히드록시에틸, 메타아크릴산2-히드록시부틸 그리고 아크릴산2-히드록시무틸로 구성되는 그룹에서 선택되는 중합체.The method of claim 4, wherein the monomer (b) is 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl methacrylate, 1-methyl-2-hydroxyethyl methacrylate, 2-acrylate. A polymer selected from the group consisting of hydroxypropyl, 1-methyl-2-hydroxyethyl acrylate, 2-hydroxybutyl methacrylate and 2-hydroxymutyl acrylate. 제1항에 있어서, 단량체가(가)가 (ⅰ)알킬기가 1내지 6의 탄소를 함유하는 메타아크릴산 알킬 또는 아크릴산 알킬 그리고 이들의 혼합물 0내지 약 40중량%, (ⅱ)알킬기가 7내지 15의 탄소원자를 함유하는 메타아크릴산알킬 또는 아크릴산알킬 그리고 이들의 혼합물 30내지 90중량%, (ⅲ)알킬기가 16내지 24의 탄소원자를 함유하는 메타아크릴산알킬 또는 아크릴산알킬 그리고 이들의 혼합물 0내지 약 40중량%로 되고, 그리고 단량체 (나)가 알킬기 2내지 6의 탄소원자를 함유하는 그리고 히드록시기로 하나 또는 그 이상이 치환된 메타아크릴산히드록시 알킬 또는 아크릴산히드록시알킬 그리고 이들의 혼합물 10미만 내지 약2중량%로 되고 단량체(나)가 가교제 또는 가교 전구물질 0.5중량%미만을 함유하고 그리고 (ⅰ), (ⅱ), (ⅲ) 그리고 (b)의 합계가 중합체의 100중량%가 되는 중합체.The method according to claim 1, wherein the monomer is (i) alkyl methacrylate or alkyl acrylate containing from 1 to 6 carbons and a mixture thereof from 0 to about 40% by weight, (ii) from 7 to 15 alkyl groups. Alkyl methacrylate or alkyl acrylate containing carbon atoms of 30 to 90% by weight thereof, (iii) alkyl methacrylate or alkyl acrylate containing 16 to 24 carbon atoms of alkyl group and mixtures 0 to about 40% by weight thereof And less than 10% by weight to about 2% by weight of monomer (b) containing methacrylic acid hydroxyalkyl or hydroxyalkyl acrylates containing 2 to 6 carbon atoms and substituted with one or more hydroxy groups Monomer (b) contains less than 0.5% by weight of a crosslinking agent or crosslinking precursor and the sum of (iii), (ii), (iii) and (b) is 100% by weight of the polymer. Polymer becoming%. 제6항에 있어서, 중합체가 (ⅰ)0 내지 25%, (ⅱ)약 45내지 85%, (iii)약 5 내지 35% 그리고 (b)약 4내지 8%로 되는 중합체.The polymer of claim 6 wherein the polymer comprises (i) 0 to 25%, (ii) about 45 to 85%, (iii) about 5 to 35% and (b) about 4 to 8%. 제6항에 있어서, 탄소원자 평균수가 약 8내지 10인 중합체.The polymer of claim 6, wherein the average number of carbon atoms is about 8 to 10. 제6항에 있어서, 단량체(나)가 가교제 또는 가교 전구물질 약 0.2중량%미만을 함유하는 메타아크릴산히드록시(C2∼C6)알킬에서 선택되는 중합체.7. The polymer of claim 6 wherein the monomer (b) is selected from methacrylate (C 2 -C 6 ) alkyl containing less than about 0.2% by weight crosslinking agent or crosslinking precursor. 제9항에 있어서, 중합체가 중량 평균 분자량 약 100,000내지 약 1,000,000을 가지는 중합체.The polymer of claim 9, wherein the polymer has a weight average molecular weight of about 100,000 to about 1,000,000. 제10항에 있어서, 중합체가 (ⅰ)5내지 약 15%, (ⅱ) 약 50내지 약 60%, (ⅲ)약 25내지 35%그리고 (b) 약 5내지 6%로 되는 중합체.The polymer of claim 10 wherein the polymer comprises (i) 5 to about 15%, (ii) about 50 to about 60%, (iii) about 25 to 35%, and (b) about 5 to 6%. 제10항에 있어서, 폴리분산성 지수가 1.5내지 약 15인 중합체.The polymer of claim 10 wherein the polydispersity index is from 1.5 to about 15. 제11항에 있어서, 폴리분산성 지수가 약 2내지 약 4인 중합체.12. The polymer of claim 11 wherein the polydispersity index is about 2 to about 4. 제11항에 있어서, 단량체(나)가 메타아크릴산2-히드록시에틸, 아크릴산2-히드록시에틸, 메타아크릴산 2-히드록시프로필, 메타아크릴산1-메틸-2-히드록시에틸, 아크릴산2-히드록시프로필, 아크릴산1-메틸-2히드록시에틸, 메타아크릴산2-2히드록시부틸 그리고 아크릴산2-히드록시부틸로 구성되는 기에서 선택되는 중합체.The monomer of claim 11, wherein the monomer (b) is 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl methacrylate, 1-methyl-2-hydroxyethyl methacrylate, 2-hydroxy acrylate. A polymer selected from the group consisting of hydroxypropyl, 1-methyl-2 hydroxyethyl acrylate, 2-2 hydroxybutyl methacrylate and 2-hydroxybutyl acrylate. 제14항에 있어서, 단량체(나)가 가교제 또는 가교 전구물질 약 0.1중량%미만을 함유하는 메타아크릴산1-메틸-2-히드록시에틸 그리고 메타아크릴산2-히드록시프로필의 혼합물인 중합체.15. The polymer of claim 14 wherein the monomer (b) is a mixture of 1-methyl-2-hydroxyethyl methacrylic acid and 2-hydroxypropyl methacrylic acid containing less than about 0.1% by weight crosslinking agent or crosslinking precursor. 제15항에 있어서, (ⅰ)가 메타아크릴산메틸 약 10%, (ⅱ)가 메타아크릴레이트이소데실 약 55%, (ⅲ)가 메타아크릴산세틸-에이코실 약 30% 그리고 (b)의 양이 약 5%이 중합체.The amount of (v) about 10% methyl methacrylate, (ii) about 55% methacrylate isodecyl, (iii) about 30% cetyl-ethyl acrylate, and (b) About 5% of this polymer. 제1항에 있어서, 중합체가 중량 평균 분자량이 약300,000 내지 약 800,000을 가지며 그리고 아크릴산 또는 메타아크릴산 골격 중합체의 알킬 부분의 탄소원자 평균이 약 8내지 약 10인 중합체.The polymer of claim 1 wherein the polymer has a weight average molecular weight of about 300,000 to about 800,000 and the carbon atom average of the alkyl portion of the acrylic or methacrylic acid backbone polymer is from about 8 to about 10. 제6항에 있어서, (ⅰ)가 메타아크릴산메틸, 메타아크릴산부틸 그리고 메타아크릴산이소부틸로 되는 그룹에서 선택되는 하나 또는 그 이상이고, (ⅱ)가 메타아크릴산2-에틸헥실, 메타아크릴산이소데실, 메타아크릴산도데실-펜타데실 그리고 메타아크릴산라우릴-미리스틸로 구성되는 그룹에서 선택되는 하나 또는 이상이고, (ⅲ)이 메타크릴산세틸-스티아릴 그리고 메타아크릴산세틸-에이코실로 구성되는 그룹에서 선택되는 하나 또는 그 이상이고, 그리고 (나)가 메타아크릴산2-히드록시에틸, 아크릴산2-히드록시에틸, 아크릴산2-히드록시프로필, 메타아크릴산2-히드록시부틸 그리고 아크릴산2- 히드록시부틸로 구성되는 그룹에서 선택되는 하나 또는 그이상인 중합체.The method according to claim 6, wherein (i) is one or more selected from the group consisting of methyl methacrylate, butyl methacrylate and isobutyl methacrylate, (ii) 2-ethylhexyl methacrylate, isodecyl methacrylate, At least one selected from the group consisting of dodecyl-pentadecyl methacrylate and lauryl-myristyl methacrylate, and (iii) in the group consisting of cetyl methacrylate-styryl and cetyl methacrylate One or more selected and (b) is 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxybutyl methacrylate and 2-hydroxybutyl acrylate. One or more polymers selected from the group consisting of. 제18항에 있어서, 중합체가 중량 평균 분자량이 약 100,000 내지 1,000,000을 가지는 중합체.The polymer of claim 18, wherein the polymer has a weight average molecular weight of about 100,000 to 1,000,000. 제18항에 있어서, (ⅰ)가 메타아크릴산메틸 약 10%, (ⅱ)가 메타아크릴산이소데실 약 55%, (ⅱ)이 메타아크릴산세틸-스티아릴 약 30% 그리고 (b)가 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시에틸의 혼합물 약 5%인 중합체.The method of claim 18, wherein (i) is about 10% methyl methacrylate, (ii) isodecyl methacrylate is about 55%, (ii) is about 30% cetyl-styryl methacrylate and (b) is methacrylic acid And about 5% of a mixture of 2-hydroxypropyl and 1-methyl-2-hydroxyethyl methacrylate. 제18항에 있어서, (ⅰ)가 메타아크릴부틸 약 20%, (ⅱ)가 메타아크릴산이소데실 약 45%, (ⅱ)이 메타아크릴산세틸-스티아릴 그리고 메타아크릴산세틸-에이코실로 되는 그룹에서 선택된 단량체 약 30%, 그리고 (나)가 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시에틸의 혼합물 약 5%인 중합체.The group of claim 18, wherein (i) is about 20% methacrylate, (ii) isodecyl methacrylate is about 45%, and (ii) is cetyl methacrylate-styryl and cetyl methacrylate About 30% of a monomer selected from and (b) about 5% of a mixture of 2-hydroxypropyl methacrylate and 1-methyl-2-hydroxyethyl methacrylate. 제18항에 있어서, (ⅰ)가 메타아크릴산이소부틸 약 20%, (ⅱ)가 메타아크릴산이소데실 약 45%, (ⅲ)이 메타아크릴산세틸-스티아릴 그리고 메타아크릴산세틸-에이코실로 되는 그룹에서 선택되는 단량체 약 30%, 그리고 (b)가 메타이크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸2-히드록시에틸의 혼합물 약 5%인 중합체.19. The composition of claim 18 wherein (i) is about 20% isobutyl methacrylate, (ii) isodecyl methacrylate is about 45%, and (iii) is cetyl methacrylate-styryl and cetyl methacrylate About 30% of a monomer selected from the group, and (b) is about 5% of a mixture of methacrylic acid 2-hydroxypropyl and methacrylic acid 1-methyl2-hydroxyethyl. 제18항에 있어서, (ⅰ)가 메타아크릴산부틸 그리고 메타아크릴산이소부틸로 구성되는 그룹에서 선택되는 단량체 약 15%,(ⅱ)가 메타아크릴산리우릴-미리스틸 그리고 메타아크릴산도데실-펜타데실로 되는 그룹에서 선택되는 단량체 약 80%이고, (ⅲ)의 양이 0%이고, 그리고 (b)가 메타아크릴산2-히드록시 프로필 그리고 메아타크릴산1-메틸-2-히드록시에틸의 혼합물의 약 5%인 중합체.19. The compound of claim 18, wherein (i) about 15% of the monomer selected from the group consisting of butyl methacrylate and isobutyl methacrylate, (ii) is uriryl-myristyl methacrylate and dodecyl-pentadidecyl methacrylate. Monomer is selected from the group consisting of about 80%, (iii) the amount is 0%, and (b) is a mixture of methacrylic acid 2-hydroxy propyl and methacrylic acid 1-methyl-2-hydroxyethyl About 5% polymer. 제18항에 있어서, (ⅰ)가 메타아크릴산메틸 약 5내지 10%이고, (ⅱ)가 메타아크릴산 라우릴-미리스틸, 메타아크릴산이소데실 그리고 메타아크릴산도데실-펜타데실로 구성되는 그룹에서 선택되는 단량체 85내지 약 90%이고, (ⅲ)가 메타아크릴산세틸-에이코실0내지 약 5%이고, 그리고 (나)가 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시 에틸의 혼합물 약 5%인 중합체.19. The compound of claim 18, wherein (i) is about 5 to 10% methyl methacrylate, and (ii) is selected from the group consisting of lauryl-myristyl, isoacrylate, isodecyl methacrylate and dodecyl-pentadecyl methacrylate. Monomers 85 to about 90%, (iii) cetyl methacrylate-eicosyl 0 to about 5%, and (b) methacrylic acid 2-hydroxypropyl and 1-methyl-2-hydroxy methacrylate. A polymer of about 5% of ethyl. 제1항에 있어서, 약 30내지 70중합%로 되는 윤활유에 사용되는 농축물.The concentrate of claim 1 used in the lubricating oil of about 30 to 70% by weight. 제6항의 중합체 약 30내지 70중량%로 되는 윤활유에 사용되는 농축물.A concentrate for use in lubricating oils comprising from about 30 to 70% by weight of the polymer of claim 6. 제26항에 있어성, 중합체가 메타아크릴산메틸 약 10%, 메타아크릴산이소데실 약 55%, 메타아크릴산세틸-에이코실 약 30%, 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2히드록시에틸의 혼합물 약 5%로 되고 그리고 중량 평균 분자량이 약 100,000 내지 1,000,000인 농축물.27. The polymer according to claim 26, wherein the polymer is about 10% methyl methacrylate, about 55% isopropyl methacrylate, about 30% cetyl meth-acyl acrylate, 2-hydroxypropyl methacrylate and 1-methyl-2 methacrylate. A concentrate of about 5% of a mixture of hydroxyethyl and a weight average molecular weight of about 100,000 to 1,000,000. 윤활유 그리고 제1항의 중합체 약 0.5내지 15중량%로 되는 윤활유 조성물.Lubricating oil and a lubricating oil composition comprising from about 0.5 to 15% by weight of the polymer of claim 1. 윤활유 그리고 제6항의 중합체 약 0.5내지 15중량%로 되는 윤활유 조성물.Lubricating oil and a lubricating oil composition comprising from about 0.5 to 15% by weight of the polymer of claim 6. 제29항에 있어서, 중합체가 메타아크릴산메틸 약 10%, 메타아크릴산이소데실 약 55%, 메타아크릴산세틸-에이코실 약 30%, 메타아키를산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시에틸의 혼합물 약 5%로 되고, 중량 평균 분자량이 약 100,000 내지 1,000,000인 윤활유 조성물.30. The polymer of claim 29 wherein the polymer is about 10% methyl methacrylate, about 55% isopropyl methacrylate, about 30% cetyl meth-acrylic acid, 2-hydroxypropyl methacrylic acid and 1-methyl- methacrylate. A lubricating oil composition having a mixture of 2-hydroxyethyl of about 5% and a weight average molecular weight of about 100,000 to 1,000,000. 제1항의 중합체 약 1내지 8중량%로 되는 자동트란스액.Autotransformation liquid of about 1 to 8% by weight of the polymer of claim 1. 제6항의 중합체 약 1내지 8중량%로 되는 자동트란스액.An automatic transfer liquid comprising from about 1 to 8% by weight of the polymer of claim 6. 제32항에 있어서, 중합체가 메타아크릴산메틸 0내지 약 5%, 메타아크릴산라우릴-미리스틸 80% 내지 약 90%, 메타아크릴산세틸-에이코실 0 내지 약 10%, 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시에틸의 혼합물 약 5%로 되고, 중량 평균 분자량이 약 100,000내지 약 1,000,000인 자동트란스액.33. The method of claim 32, wherein the polymer is methyl methacrylate 0 to about 5%, lauryl methacrylate 80% to about 90%, cetylate meth-eicosyl 0 to about 10%, methacrylic acid 2-hydroxy A mixture of propyl and 1-methyl-2-hydroxyethyl methacrylate is about 5% and has a weight average molecular weight of about 100,000 to about 1,000,000 autotransformation liquid. 제32항에 있어서, 중합체가 메타아크릴산부릴 0내지 약 20%, 메타아크릴산라우릴-미리스틸 약 65내지 약 90%, 메타아크릴산세틸-에이코실 0 내지 약 10%, 메타아크릴산2-히드록시프로필 그리고 메타아크릴산1-메틸-2-히드록시 에틸의 혼합물 약 5%로 되고, 중량 평균 분자량 약 100,000 내지 약 1,000,000인 자동트란스액.33. The method of claim 32, wherein the polymer is from 0 to about 20% of methacrylic acid butyl acrylate, from about 65 to about 90% lauryl methacrylic acid, 0 to about 10% methacrylic acid methacrylate, 2-hydroxy methacrylate. A mixture of propyl and 1-methyl-2-hydroxyethyl methacrylic acid is about 5% and has a weight average molecular weight of about 100,000 to about 1,000,000. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920016996A 1992-03-20 1992-09-18 Dispersant Polymethacrylate Viscosity Index Improver KR930019708A (en)

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