Cyclobutene homopolymers and copolymers
    3.
    发明授权
    Cyclobutene homopolymers and copolymers 失效
    环糊精共聚物和共聚物

    公开(公告)号:US3696080A

    公开(公告)日:1972-10-03

    申请号:US3696080D

    申请日:1970-09-08

    Applicant: DU PONT

    Inventor: GALE DAVID M

    CPC classification number: C08F14/14

    Abstract: DESCRIBED HEREIN ARE

    (1) COPOLYMERS FORMED BY COPOLYMERIZATION OF (A) COMPOUNDS OF THE FORMULA

    1-R1,2-R6,3-R5,3-R4,4-R2,4-R3-CYCLOBUTENE

    WHERE THE GROUPS R1, R2, R3, R4, R5 REPRESENT HYDROGEN OR A VARIETY OF OTHER SUBSTITUTENTS AND R6 IS ACETOXY, PHENYL, LOWER ALKOXY, CHLORO, CYANO OR ITS COMMON ANALOGS SUCH AS CARBOXYL, ALKOXYCARBONYL, CARBAMOYL OR N-ALKYLCARBBAMOYL WITH (B) UNSATURATED OR STRAINED RING COMONOMERS, (2) ALKOXYCYCLOBUTENES, (3) HOMOPOLYMERS AND COPOLYMERS OF ALKOXYCYCLOBUTENES, AND (4) A PROCESS FOR PREPARING THE ALKOXYCYCLOBUTENES.

    THE HOMOPOLYMERS AND COPOLYMERS ARE USEFUL AS MOLDED OBJECTS, FILM OR FIBERS.

Patent Agency Ranking