The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 18, 1977
Filed:
Dec. 22, 1975
Applicant:
Inventors:
Pierino Radici, Turate (Como), IT;
Gaudenzio Bianchi, Fagnano Olona (Varese), IT;
Daniele Colombo, Castellanza (Varese), IT;
Paolo Colombo, Saronno (Varese), IT;
Assignee:
Societa'Italiana Resine S.I.R. S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
2608 / ; 260 / ;
Abstract
Block copolymer of the structure A-B, wherein: ##STR1## A is a polylactamic block of recurring units: t,0010 WHEREIN PM is a linear polymethylene chain having from 3 to 13 carbon atoms, B is a polyoxymethylene block of recurring units [CH.sub.2 O]. The block copolymer contains at least 2 wt.% of block B and at least 0.05 wt.% of block A. The block copolymer can be used as technopolymer when rich in block B, or in the field of yarns and molded products when rich in block A.