US 2014/0213680 A1Published application

Polysulfide polyols, their production and use

AssigneeBASF SE

InventorsMarco BALBO BLOCK, Kevin Rhudy, Christoph Fleckenstein

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Abstract

The present invention relates to polysulfide polyols, their production and use.

Claims24

Dependent claims

A process for producing a sulfur-comprising polyol, comprising reacting, in a reaction mixture, an unsaturated alcohol with elemental sulfur, wherein the unsaturated alcohol has only one carbon-carbon-double bond-unsaturation per molecule.

Dependencies are inferred from the claim text.

Facts

Application: 14/166,151Filed 28 Jan 2014
Priority: 29 Jan 2013
Published: 31 Jul 2014
Term ends: Not estimatedThe source records don’t support an estimate.

Classification20 codes

C08G 18/3863
Having sulfur: containing groups having sulfur atoms between two carbon atoms, the sulfur atoms being directly linked to carbon atoms or other…
C07C 319/22
Preparation of thiols, sulfides, hydropolysulfides or polysulfides: of hydropolysulfides or polysulfides
C07C 319/24
Of hydropolysulfides or polysulfides: by reactions involving the formation of sulfur-to-sulfur bonds
C07C 323/12
Having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton: the carbon skeleton being acyclic and saturated

Family

Application61/757,761Us provisional application · filed 29 Jan 2013
US 2014/0213680 A1This patent

From the US filing history. Foreign family members aren’t listed.

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