Coagulates containing microcapsules

• US 20030165692A1
• Filed: 01/21/2003
• Published: 09/04/2003
• Est. Priority Date: 01/24/2002
• Status: Abandoned Application

• Current Assignee: Bayer AG
• Original Assignee: Bayer AG
• Inventors: Koch, Friedrich, Piermatteo, Ciro
• Application Number:
  US10/348,249
• Publication Number:
  US 20030165692A1
• Time in Patent Office: Days
• US Class Current: 428/423.1
• CPC Class Codes: B01J 13/14 Polymerisation; cross-linking
• CPC Class Codes: C08G 18/3819 having nitrogen
• CPC Class Codes: C08G 18/792 formed by oligomerisation of aliphatic and/or cycloaliphatic isocyanates or isothiocyanates
• CPC Class Codes: C08L 75/04 Polyurethanes
• CPC Class Codes: C09D 175/06 from polyesters
• CPC Class Codes: D06M 13/005 Compositions containing perfumes; Compositions containing deodorants
• CPC Class Codes: D06M 23/12 Processes in which the treating agent is incorporated in microcapsules making microcapsules B01J13/02
• CPC Class Codes: D06N 3/0056 characterised by the compounding ingredients of the macro-molecular coating D06N3/005 takes precedence
• CPC Class Codes: Y10T 428/31551 Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
• CPC Class Codes: Y10T 428/31855 Of addition polymer from unsaturated monomers

Abstract

Polymer-coated substrates containing microcapsules in the polymer coat.

Claims

1. Polymer-coated substrates containing microcapsules in the polymer coat.

2. Substrates according to claim 1, characterized in that the substrates used are leather, textile, leatherlike material, web, paper or plastics films or sheets.

3. Substrates according to claim 1, characterized in that the polymer is a polyurethane, polyurethaneurea, polyacrylonitrile or styrene copolymer.

4. Substrate according to claim 1, characterized in that the microcapsules contain scents.

5. Process for producing substrates according to claim 1, characterized in that dissolved polymer and microcapsules are applied to the substrate and the polymer coagulates on the substrate in a coagulation bath.

6. Use of the substrates according to claim 1 as leather substitutes such as cover materials for furniture and car seats.

7. Preparation containing

a) organic solvent

b) at least one polymer dissolved in the organic solvent a)

c) at least one dispersant

d) microcapsules containing an active component.