Abstract of the Disclosure: A non-crystallizing, water, solvent, fueland temperature resistant liquid polythioether having twoto four terminating radicals which do not substantiallyreduce the water, solvent, fuel and temperature resistanceand a water, solvent, fuel and temperature resistantpolymeric backbone having repeating units of the formula: Imagewherein each of R1, R2, R3 and R4 is hydrogen or loweralkyl providing that a sufficient number of R1, R2, R3and/or R4 are lower alkyl in said polymeric backbone torender said backbone non-crystallizing; X is a divalentorganic radical selected from -CH2-CH2-, -CH2-CH2-CH2-CH2-,-CH2-CH2-S-CH2-CH2 or -CH2-CH2-O-CH2-CH2- ; n is 0 to 200; -; n is a to 200;and p is 0 or 1.

Title
Polythioethers liquides
Liquid polythioethers
Application Number
391546
Publication Number
1179681
Application Date
December 4, 1981
Publication Date
December 18, 1984
Inventor
Williams Morris E
Hutt Jack W
Singh Hakam
Agent
JOHNSON DOUGLAS S QC
Assignee
Prc Desoto International
Products Research And Chemical Corporation
IPC
C07C 149/437
C07C 149/14
C08L 71/00
C08L 63/00
C08G 75/12
C08G 75/02
C08G 65/48
C08G 65/34
C08G 59/30
C08G 18/52
C08G 75/00
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