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公开(公告)号:EP1268610A1
公开(公告)日:2003-01-02
申请号:EP01918535.4
申请日:2001-03-09
申请人: PBT Brands, Inc.
IPC分类号: C08G75/02
摘要: A polythioether comprising formula (1) wherein R1 is a C¿1-10? alkyl, -(R?3Q)¿pR3- or C¿6?-C20 aryl where Q is O or S, each R?3¿ is independently C¿1-6? alkyl, and p is an integer between 0 and 6; R?2¿ is C¿1-6? alkyloxy or C5-12 cycloalkyloxy, R?4¿ is H, C¿1-6? alkyl, C1-6 alkyl alcohol and C0-6 alkyl substituted with formula (2), where X is a halogen, m is an integer between 1 and 4, and n is an integer selected to yield a molecular weight for said polythioether of between 1000 and 10,000 Daltons.
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公开(公告)号:EP1274770A1
公开(公告)日:2003-01-15
申请号:EP01934852.3
申请日:2001-03-09
申请人: PBT Brands, Inc.
摘要: A polythioether is provided of the formulawherein R1 is H, C1-6 alkyl, C1-6 alkyl alcohol, C1-6 alkyl substituted with at least one of:-NHR5 wherein R5 is a C1-6 alkyl, R2 is C2-6 alkyl, C6-8 cycloalkyl, C6-10 alkylcycloalkyl, -[-(CH2)r-Q-]s-(CH2)t-, or C1-2 alkyl substituted forms thereof, wherein r is an integer value from 2 to 8, Q is a heteroatom selected from the group consisting of: O, S, -NH- and -NCH3-, s is an integer value from 1 to 5, and t is an integer value from 2 to 10, R3 is H or C1-4 alkyl, R4 is -CH2- or R2, M is a C1-10 alkyl, C6-20 aryl, C6-20 aryl substituted with at least one C1-8 alkyl group, or a N or O heteroatom, Y is C2-20 alkyl, C6-20 cycloalkyl, C6-10 alkylcycloalkyl, or -[-(CH2)r-Q-]s(-CH2-)t-, n is an integer value from 1 to 60, m is an integer value from 1 to 60, and p is an integer value from 1 to 10, wherein the polythioether has a viscosity at 20° C. of less than 1000 poise.
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