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公开(公告)号:US3494893A
公开(公告)日:1970-02-10
申请号:US3494893D
申请日:1967-07-10
Applicant: HOECHST AG
Inventor: HAFNER KARL-HEINZ , FISCHER EDGAR
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2.Process for preparing copolymers of trioxane and a comonomer containing epoxy and dioxolano groups 失效
Title translation: 制备三聚体共聚物的方法和含有环氧和二氧杂环己烷基团的共聚物公开(公告)号:US3518231A
公开(公告)日:1970-06-30
申请号:US3518231D
申请日:1968-01-17
Applicant: HOECHST AG
Inventor: HAFNER KARL-HEINZ , CHERDRON HARALD
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3.
公开(公告)号:US3506614A
公开(公告)日:1970-04-14
申请号:US3506614D
申请日:1968-01-08
Applicant: CELANESE CORP
Inventor: CHEN CATHERINE S H , BAYLIS ANTHONY
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公开(公告)号:US3457228A
公开(公告)日:1969-07-22
申请号:US3457228D
申请日:1966-10-27
Applicant: HOECHST AG
Inventor: FISCHER EDGAR , SCHOTT CLAUS
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公开(公告)号:US3454528A
公开(公告)日:1969-07-08
申请号:US3454528D
申请日:1966-06-17
Applicant: HOECHST AG
Inventor: HAFNER KARL-HEINZ , FISCHER EDGAR
CPC classification number: C08G2/18
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6.Copolymers of trioxane,cyclic ethers,and bifunctional epoxides and a process for their manufacture 失效
Title translation: 三氧化URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE URE公开(公告)号:US3424725A
公开(公告)日:1969-01-28
申请号:US3424725D
申请日:1965-10-01
Applicant: HOECHST AG
Inventor: FISCHER EDGAR , SCHOTT CLAUS
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公开(公告)号:US3639349A
公开(公告)日:1972-02-01
申请号:US3639349D
申请日:1968-06-25
Applicant: HOECHST AG
Inventor: BURG KARLHEINZ , GUTWEILER KLEMENS , HERMANN HANS DIETER
Abstract: COPOLYMERS OF TRIOXANE ARE PREPARED BY COPOLYMERIZING TRIOXANE WITH CYCLIC ETHERS OR CYCLIC OR LINEAR ACETALS AND, IF DESIRED, A TERCOMPONENT, AND POLYETHYLENE OXIDE HAVING AN AVERAGE MOLECULAR WEIGHT IN THE RANGE OF FROM 300 TO 25,000 IN THE PRESENCE OF A CATIONICALLY ACTIVE INITIATOR.
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8.Polyoxymethylenes having lateral amino groups and process for preparing them 失效
Title translation: 具有侧向氨基团的聚甲基乙酰胺及其制备方法公开(公告)号:US3523102A
公开(公告)日:1970-08-04
申请号:US3523102D
申请日:1967-11-24
Applicant: HOECHST AG
Inventor: HAFNER KARL-HEINZ , CHERDRON HARALD
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9.Copolymerization of trioxane with an epoxy-containing comonomer in the presence of an aldehyde 失效
Title translation: 在含有环氧化合物的情况下,三卤化物与ALDEHYDE的共聚公开(公告)号:US3445433A
公开(公告)日:1969-05-20
申请号:US3445433D
申请日:1967-03-08
Applicant: CELANESE CORP
Inventor: MCANDREW FRANCIS B
CPC classification number: C08G2/22 , C08G2/18 , C08G65/2603
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公开(公告)号:US3437640A
公开(公告)日:1969-04-08
申请号:US3437640D
申请日:1965-03-24
Applicant: DU PONT
Inventor: SCHWEITZER CARL EARLE , SETTERQUIST ROBERT ALTON
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