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    • 4. 发明授权
    • Non-staining antidegradants for vulcanized elastomers
    • 用于硫化弹性体的非染色抗降解剂
    • US07799951B2
    • 2010-09-21
    • US11992925
    • 2006-10-02
    • Michèle GersterHans-Rudolf MeierGerrit KnoblochPierre Rota-Graziosi
    • Michèle GersterHans-Rudolf MeierGerrit KnoblochPierre Rota-Graziosi
    • C08K5/00C08K5/42C08K5/372C07C317/48C07C323/52
    • C07C323/29C07C317/28C07C317/44C07C323/52C07C2601/14C08K5/005C08K5/36C08K5/372C08K5/3725C08K5/42C08L21/00
    • The instant invention discloses a process for preventing contact discoloration of substrates coming into contact with elastomers and stabilizing elastomers to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation, which comprises incorporating into the elastomers, or applying to these, at least a compound of the formula (I) wherein R1 is C1-C12alkyl, R2 is C1-C12alkyl, or R1 and R2 together with the carbon atom to which they are attached form an unsubstituted or with C1-C4alkyl substituted C5-C12cycloalkyl ring; R3 is hydrogen or —CH2—S(O)m—R5, R4 and R5 independently of each other are unsubstituted or with cyano substituted C5-C18-alkyl; C7-C9phenylalkyl, unsubstituted or with halogen, hydroxyl, cyano or C1-C4alkyl substituted phenyl or naphthyl; benzothiazolyl or —R6—CO2—R7, R6 is C1-C18alkylene, R7 is C1-C18alkyl, and m is 0, 1 or 2. The instant invention discloses also novel compounds of the formula (I), new mixtures of compounds of the formula (I) and compositions thereof in elastomers.
    • 本发明公开了一种防止与弹性体接触的基材的接触变色和稳定弹性体以防止氧化,热,动态,光诱导和/或臭氧引起的降解的方法,其包括加入到弹性体中或应用于这些 至少一种其中R 1为C 1 -C 12烷基,R 2为C 1 -C 12烷基或R 1和R 2与它们所连接的碳原子一起形成未取代的或具有C 1 -C 4烷基取代的C 5 -C 12环烷基的式(I)化合物 环; R 3是氢或-CH 2 -S(O)m -R 5,R 4和R 5彼此独立地是未取代的或具有氰基取代的C 5 -C 18 - 烷基; C 7 -C 9苯基烷基,未取代或与卤素,羟基,氰基或C 1 -C 4烷基取代的苯基或萘基; 苯并噻唑基或-R6-CO2-R7,R6是C1-C18亚烷基,R7是C1-C18烷基,m是0,1或2.本发明还公开了新的式(I)化合物, 式(I)及其组合物。
    • 5. 发明申请
    • Non-Staining Antidegradants for Vulcanized Elastomers
    • 用于硫化弹性体的非染色抗蚀剂
    • US20090227730A1
    • 2009-09-10
    • US11992925
    • 2006-10-02
    • Michèle GersterHans-Rudolf MeierGerrit KnoblochPierre Rota-Graziosi
    • Michèle GersterHans-Rudolf MeierGerrit KnoblochPierre Rota-Graziosi
    • C08K11/00C08F8/34C07C211/53C09K15/28
    • C07C323/29C07C317/28C07C317/44C07C323/52C07C2601/14C08K5/005C08K5/36C08K5/372C08K5/3725C08K5/42C08L21/00
    • The instant invention discloses a process for preventing contact discoloration of substrates coming into contact with elastomers and stabilizing elastomers to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation, which comprises incorporating into the elastomers, or applying to these, at least a compound of the formula (I) wherein R1 is C1-C12alkyl, R2 is C1-C12alkyl, or R1 and R2 together with the carbon atom to which they are attached form an unsubstituted or with C1-C4alkyl substituted C5-C12cycloalkyl ring; R3 is hydrogen or —CH2—S(O)m—R5, R4 and R5 independently of each other are unsubstituted or with cyano substituted C5-C18-alkyl; C7-C9phenylalkyl, unsubstituted or with halogen, hydroxyl, cyano or C1-C4alkyl substituted phenyl or naphthyl; benzothiazolyl or —R6—CO2—R7, R6 is C1-C18alkylene, R7 is C1-C18alkyl, and m is 0, 1 or 2. The instant invention discloses also novel compounds of the formula (I), new mixtures of compounds of the formula (I) and compositions thereof in elastomers.
    • 本发明公开了一种防止与弹性体接触的基材的接触变色和稳定弹性体以防止氧化,热,动态,光诱导和/或臭氧引起的降解的方法,其包括加入到弹性体中或应用于这些 至少一种其中R 1为C 1 -C 12烷基,R 2为C 1 -C 12烷基或R 1和R 2与它们所连接的碳原子一起形成未取代的或具有C 1 -C 4烷基取代的C 5 -C 12环烷基的式(I)化合物 环; R 3是氢或-CH 2 -S(O)m -R 5,R 4和R 5彼此独立地是未取代的或具有氰基取代的C 5 -C 18 - 烷基; C 7 -C 9苯基烷基,未取代或与卤素,羟基,氰基或C 1 -C 4烷基取代的苯基或萘基; 苯并噻唑基或-R6-CO2-R7,R6是C1-C18亚烷基,R7是C1-C18烷基,m是0,1或2.本发明还公开了新的式(I)化合物, 式(I)及其组合物。
    • 10. 发明授权
    • Stabilizers and antiozonants for elastomers
    • 用于弹性体的稳定剂和抗臭氧剂
    • US06797755B1
    • 2004-09-28
    • US10110620
    • 2002-04-15
    • Hans-Rudolf MeierGerrit KnoblochSamuel Evans
    • Hans-Rudolf MeierGerrit KnoblochSamuel Evans
    • C08L541
    • C07C323/25C07C317/28C07C317/44C07C323/52C07C2601/14C08K5/3725C08K5/41C08L21/00
    • Elastomers which have excellent stability to prevent oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation comprise, as stabilizers, at least one compound of the formula (I): [R—S(═O)m—CH2—CH(OH)—CH2]n—N(R1)2−n—R2, in which R is C4-C20alkyl, hydroxyl-substituted C4-C20alkyl; phenyl, benzyl, &agr;-methylbenzyl, &agr;,&agr;-dimethylbenzyl, cyclohexyl or —(CH2)qCOOR3, and, if m is 0, R may additionally be (a); and, if n is 1 and R4 is hydrogen, R may additionally be R2—R1N—CH2—CH(OH)—CH2—S(═O)m—(CH2)x— or R2—R1N—CH2—CH(OH)—CH2—S(═O)m—CH2—CH2—(OCH2—CH2)y—, R1 is hydrogen, cyclohexyl or C3-C12alkyl, R2 is (b), R3 is C1-C18alkyl, R4 is hydrogen or —CH2—CH(OH)—CH2—S(═O)m—R, X is C1-C8alkyl, Y is C1-C8alkyl, m is 0 or 1, n is 1 or 2, q is 1 or 2, x is from 2 to 6, and y is 1 or 2. The compounds of the formula (I) are also suitable as stabilizes for elastomers to prevent contact discoloration of substrates coming into contact with elastomers.
    • 具有优异稳定性以防止氧化,热,动态,光诱导和/或臭氧诱导的降解的弹性体包含作为稳定剂的至少一种式(I)化合物:[RS(= O)m -CH 2 -CH (OH)-CH 2] n N(R 1)2-n R 2,其中R是C 4 -C 20烷基,羟基取代的C 4 -C 20烷基; 苯基,苄基,α-甲基苄基,α,α-二甲基苄基,环己基或 - (CH 2)q COOR 3,如果m为0,则R可另外为(a)。 并且如果n为1且R 4为氢,则R可以另外为R 2 -R 1 N-CH 2 -CH(OH)-CH 2 -S(= O)m - (CH 2)x - 或R 2 -R 1 N-CH 2 -CH(OH)-CH 2 -S(= O)m -CH 2 -CH 2 - (OCH 2 -CH 2)y - ,R 1是氢,环己基或C 3 C 12烷基,R 2是(b),R 3是C 1 -C 18烷基,R 4是氢或-CH 2 -CH(OH)-CH 2 -S(= O)m R,X是C 1 -C 8烷基 ,Y为C1-C8烷基,m为0或1,n为1或2,q为1或2,x为2至6,y为1或2.式(I)化合物也适用 稳定弹性体以防止与弹性体接触的基底的接触变色。