Patent · US Expired

Hair setting composition

US5306484A · kind A · utility

19Cited by

7References

10Claims

0Family size

Assignee

BASF SE

Inventors

Birgit Potthoff-Karl · Weinheim, DE
Axel Sanner · Bischofswerda, DE
Karin Sperling-Vietmeier · Neustadt, DE

Key dates

Filing date	Apr 27, 1992
Grant date	Apr 26, 1994
Priority date	—
Expiry date	Apr 27, 2012

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q5/06
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Hair setting composition containing as film formers copolymers based on tert-butyl acrylate and/or tert-butyl methacrylate, having a K value of from 10 to 50 and obtainable by free radical polymerization of PA0 A) from 75 to 99% by weight of tert-butyl acrylate and/or tert-butyl methacrylate, PA0 B) from 1 to 25% by weight of acrylic acid and/or methacrylic acid and PA0 C) from 0 to 10% by weight of a further free radical copolymerizable monomer, the carboxyl groups of the copolymers having been partly or wholly neutralized by amines.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.