Title: Architectural joint filling material made from waste polyurethane and waste fiber, and its preparation method
Application Number: 200610029184 Application Date: 2006.07.20
Publication Number: 1903932 Publication Date: 2007.01.31
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C08L33/02;C08K5/09;E04B1/68;C08L75/04;C08L83/14;C08L1/00
Applicant(s) Name: Tongji Univ. Address:
Inventor(s) Name: Cao Mingan
Attorney & Agent: zhang lei
Abstract:
    The present invention belongs to the filed of building material technology, in particular, it relates to a building joint-filling material prepared by utilizing waste polyurethane and waste fibre and its preparation method. It is made up by using waste polyurethane and waste polypropylene fibre as aggregate, and mixing them with chemical raw materials of acrylic acid emulsion, sodium hexametaphosphate, sodium benzoate, ethylene glycol, propylene glycol, polydimethylsiloxane, methyl cellulose, calcium carbonate and colouring agent according to a certain mixing ratio.
Time: 9