Pumpable, one-component, high wash resistant, Anti-flutter compositions for use in automotive applications

A one-component, pumpable anti-flutter composition using a proprietary elastomer base addresses the issues of wash resistance and fluttering in automotive coatings, enhancing durability and surface integrity.

WO2025071546A1PCT designated stage expired Publication Date: 2025-04-03UNISEAL +3
View PDF 5 Cites 0 Cited by

Patent Information

Application Number
PCT/US2023/033660
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-09-26
Publication Date
2025-04-03

AI Technical Summary

Technical Problem

Existing automotive coatings face challenges in providing high wash resistance and preventing flutter, which can lead to surface defects and reduced durability.

Method used

Development of a one-component, pumpable anti-flutter composition based on a proprietary elastomer base, which includes specific additives to enhance wash resistance and prevent fluttering.

Benefits of technology

The composition effectively enhances wash resistance and prevents fluttering, ensuring improved durability and surface integrity of automotive coatings.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure US2023033660_03042025_PF_FP_ABST
    Figure US2023033660_03042025_PF_FP_ABST
Patent Text Reader

Abstract

A pumpable, one-component, curable, anti-flutter composition which cures to form a cured product, including: (a) an elastomer; (b) a homopolymer resin; (c) a novel thixotropic filler system; and (d) wherein the anti-flutter composition exhibits high wash resistance.
Need to check novelty before this filing date? Find Prior Art

Description

[0001].- , - , , - - . . . . , ,- ,, , , , , , , ,..- ,- , , ,- ,- , , , . - . , , , - .- , - ,, , , . , , . - , , . . - , : .- ,,,, " " ," " ," ,, " ," ," ,, ,,,, " " ," ," ," ,, " " ," ,, " ," -- " – " . ,,, , - −° . ° ° −.° ', - . ,., , , . : . ' . .,, - , - , , - .- , - . - ,.., - ",-," . . , ' , . ,, , , °, ,. , ,,, , , . , , . , , , ,, , , - , , . , ,,,,,, . , –═ - ,2, , , , ,, , ,, ,, ,,,'- , ,,',"- ,,'- , .- , ,, , , , , ,,, . , , . , . ,, : . - . , . ., , . .,.. ,, . ,,. . - -- , : , - .-. , - ,,.-.-.. , .-. , .-. .-. , .-. : . . , .-. -. , - , , .-. .-. .-..-. - ., , , .- ,, - ., - -- , , , - , - -, , , . , , . , . . . - ,,- ,, , , ,: . - - ,- ,. , - - , , : , , - ., .- - , . . . - ,. . ,. . . . ,. . ,. , . , . . , . . . , . . . . , . . , -,- - -, - - - , -, - -- -- - - - - - --. . ., , - , , , .- , . ., . . . . . : - - .., - - - - - - -- - - , - -, --, - - - .- - -. , . , , , . , . - , , . - , ,- . , , , ,, - , . , , ,,, , , , , , , . - ,. ,- , , , , .- ,, ,, , , .. –- . , ,, ,, , , , ,- , ., , ,, , ®, , , . .. .. , , , . , , , - . , , , ,. , – . , , , , , , . , , , –. ,. . , .. . . : ,- . .- . , - , ,-,. - , , , - , - , , , - -, - - - , - - , , ,-. - 22 2: H H H H n :, , : :,. , H2H2H2H n , :, : :,.. , , - . ,- - - .- . , . , - , , , . ..,- . ..,- . . ..,- , ..,- . , - , ,.- . , , - , ,,. , . , , , , ,. ..,- . .., . , - . .., ..,- . - . , - , .,- , , .- , ,,'- - ,- - . , - , , , - ... .., .,- , - . ..,- . ..,- . , - , ,.- O : . ,, , , .- , , , ,,,,-, , , , , , , -,-, , ,- , , , , ,, , , , , , , , ,. ..,- . ..,- . .,- . .. , . ,- . , - , ,.- , . , . , , ,..,- . ..,- . ..,- ,..,- . . , - . , ,- , . . ,. -,, , , , ,, , , , , ,, , - , . , ,, , : .- OH O O ..,- ., ..,- . . ..,- ..,- . . , - , ,.- - .., , ,, , , , , ,, , .. .., , , , , .., ,, ,, , , , , , , ,.., , , , , , , , ,, , , .., , , , ,-- , .., , , .., , .., , , ,2, , .., .., , ..,, , ,. .., , ,..,- . ..,- ., .-..,- . ..,- . , - . , ,- , .- ,,-,- -,-- -- -- - - - - . - -- -- - - ,,,, , , , , ,,, ,. , , . .., ..,- , - . ..,- . ..,- . , - , .,- , , - : , , , . : - .,, - .,-.. -., . : ,. ,. ., , , , . ., ,,- . , .., , ..,- . ..,- . ..,- .. .- - , - . , , , , ,- :- . ,, . ..,, .. - , º. Proertes oaate raoun Po Wame Lu Reooca MMTa Treate A 123NA3NaAx A NAtve NA 1c 2a . - Inreents – Ex 1 Ex 2 Ex Ex 4 Ex Ex RuerEastomer Base 1 1 1 1 1 1 Test resuts Ex 1 Ex 2 Ex Ex 4 Ex Ex r .- – Temerature s V, 2sco,s 2t.mmec orce ,. , -, - . . ,. . , –, , - °. ° xerment Vsco-. E stPa.s Low sear rate H sear rate , , -, . , - . , . , . .- - , . , .' - . , ,- . , , ., . . - -. . . . , - " " . . . " ", " " , . . , . , .. . . , - . .- -. . . ° . . . -.° . - . ° . .. . , . . . . -. , . , ., . , , , " , .," " ,," " ," , .- , , " " . . . " " . . , , , . , . ., , ., ,, . , . , , , . . - , , , , , , , ",", " ,. , " " ," " ," .- , . , , , . ,, , , . . .

Claims

.- . ,,- , ,- - : - - - - . .. - ,-. ,- , ,- - , : - - - - - - - - - - . . -- , . . .. - - , . . ..-. - . , . . . - , . . .. - , O : . -.. ..- . - ., . . . - , . . . . - , : OH O O. - , . . . . - , -- - , -,- - -- -- - - , -,- - .-- - -. - . . - , , , , - , , ..-. - . , . . . ,,-: , ,- - , . . - - ., . - , . . - , . . - ., . - , . . - ., . - - ,, , -,--,-- -- -- - - - - - -- .-- - ..- -: , , , ,, - , . , . - - . . . - ,-

Citation Information

Patent Citations

  • Special rubber-type spot welding sealant for white automobile bodies and preparation method of sealant

    CN110643306A

  • Composition comprising a light-weight filler

    US20200087532A1

  • Paintable rubber composition and products

    US3873348A

  • Sealant

    US4978474A

  • Adhesives and sealants containing adhesion promoter comprising waste powder prime

    US6162504A