Company Filing History:
5 out of 629 
1 out of 2 
1 out of 832,891 Years Active: 1978-1996
Title: Werner Schafer: Innovator in Flame-Resistant Technologies
Introduction
Werner Schafer is a notable inventor based in Birkenau, Germany. He has made significant contributions to the field of flame-resistant materials, holding a total of seven patents. His work focuses on developing innovative solutions that enhance safety in various applications, particularly in the automotive and aerospace industries.
Latest Patents
Schafer's latest patents include a flame barrier comprising a nonwoven fabric layer containing phenolic materials. This flame barrier is designed for use as a component of planar multilayer structures, especially in vehicle or aircraft passenger seats. The barrier contains staple fibers made of phenolic resin, para-aramid, or melamine resin, mixed with 20 to 60 wt % preoxidized polyacrylonitrile staple fibers. Additionally, the nonwoven fabric barrier incorporates 15 to 30 wt % vermiculite, ensuring effective flame resistance. The mass per unit area of this innovative barrier ranges from 100 g/m² to 210 g/m², and it is manufactured using a water jet needling method.
Another significant patent by Schafer is a flame-resistant substrate for flexible circuit boards. This thermostable substrate is produced by treating a nonwoven fabric or paper with a flame-resistant, halogen-free polymeric composition. The composition includes an aqueous mixture of a copolymerizate of acrylic acid esters and styrene, along with an aminoplastic or phenoplastic precondensate. Fine-particle red phosphorus and fine-particle ammonium polyphosphate are also added to enhance the flame resistance.
Career Highlights
Throughout his career, Werner Schafer has worked with various companies, including Firma Carl Freudenberg. His expertise in flame-resistant technologies has positioned him as a key player in the development of safety materials.
Collaborations
Schafer has collaborated with notable professionals in his field, including Holger Buchwald and Jorg Hausdorf. These collaborations have contributed to the advancement of innovative flame-resistant solutions.
Conclusion
Werner Schafer's contributions to flame-resistant technologies have made a significant impact in enhancing safety in various industries. His innovative patents reflect his commitment to developing effective solutions for critical applications.