Polymers containing S-vinylthio alkanols

US10597475B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10597475-B2
Application numberUS-201415031954-A
CountryUS
Kind codeB2
Filing dateOct 6, 2014
Priority dateOct 30, 2013
Publication dateMar 24, 2020
Grant dateMar 24, 2020

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

Process for preparing polymers comprising S-vinylthioalkanol as monomer by radical polymerization, the polymerization being carried out in aqueous solution, with the proviso that no N-vinylpyrrolidone as monomer is used for preparing the polymers, and also polymers prepared by such processes. Copolymer consisting of S-vinyl-2-thioethan-1-ol and one or more ethylenically unsaturated monomers selected from the group consisting of acrylic acid, itaconic acid, maleic acid, maleic anhydride, and vinylphosphonic acid. Mixtures, preferably aqueous compositions, comprising polymers or copolymers. Use of polymers, copolymers, or aqueous compositions as concrete plasticizers, wetting agents, in cosmetics, as adhesive constituent, in emulsion polymerization, for metal surface treatment, in coatings applications, in paints, in laundry detergents, in washing detergents, as encapsulating material or as enveloping material.

First claim

Opening claim text (preview).

The invention claimed is: 1. A polymer containing S-vinyl-2-thioethan-1-ol and acrylic acid wherein no further monomers are used. 2. The polymer according to claim 1 , wherein from 1 to 99 mol % of S-vinyl-2-thioethan-1-ol and from 99 to 1 mol % of acrylic acid is used, based on the total amount of monomers.

Assignees

Inventors

Classifications

  • C08F228/04Primary

    Thioethers · CPC title

  • Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof · CPC title

  • Homopolymers or copolymers of acids; Metal or ammonium salts thereof · CPC title

  • Anti-corrosive paints · CPC title

  • C08F228/02Primary

    by a bond to sulfur · CPC title

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What does patent US10597475B2 cover?
Process for preparing polymers comprising S-vinylthioalkanol as monomer by radical polymerization, the polymerization being carried out in aqueous solution, with the proviso that no N-vinylpyrrolidone as monomer is used for preparing the polymers, and also polymers prepared by such processes. Copolymer consisting of S-vinyl-2-thioethan-1-ol and one or more ethylenically unsaturated monomers sel…
Who is the assignee on this patent?
Basf Se
What technology area does this patent fall under?
Primary CPC classification C08F228/04. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Mar 24 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).