Glass-clear polyamides
    1.
    发明授权
    Glass-clear polyamides 失效
    玻璃清洁聚氨酯

    公开(公告)号:US3703595A

    公开(公告)日:1972-11-21

    申请号:US3703595D

    申请日:1970-04-20

    Applicant: BASF AG

    CPC classification number: C08G69/26

    Abstract: GLASS-CLEAR POLYAMIDES CONSISTING ESSENTIALLY OF POLYMERIC CONDENSATION PRODUCTS OF A MIXTURE OF STEREOISOMERS OF 2,2-BIS-(4-AMINOCYCLOHEXYL)-PROPANE AQND AN ALIPHATIC OR CARBOXYCLIC DICARBOXYLIC ACID HAVING SIX TO TEN CARBON ATOMS AND, IF DESIRED, CAPROLACTAM OR ADIPIC ACID AND HEXAMETHYLENE-DIAMINE. THE POLYAMIDES ARE USEFUL FOR THE PRODUCTION OF MOLDINGS.

    Photolytic production of n-substituted n-nitrosohydroxylamines
    4.
    发明授权
    Photolytic production of n-substituted n-nitrosohydroxylamines 失效
    N-取代的N-硝基甲硅烷基胺的光致产生

    公开(公告)号:US3567609A

    公开(公告)日:1971-03-02

    申请号:US3567609D

    申请日:1967-10-20

    Applicant: BASF AG

    CPC classification number: Y10S204/903 Y10S204/904

    Abstract: A PROCESS FOR THE PRODUCTION OF N-SUBSTITUTED N-NITROSOHYDROXYLAMINES HAVING THE FORMULA:

    R-N(-N=O)-OH

    IN WHICH R DENOTES AN ALKYL, CYCLOLKYL OR ARALKYL RADICAL, BY REACTING A HYDROCARBON R-H (IN WHICH R HAS THE SAID MEANING) WITH NO AND HC1 IN THE PRESENCE OF LIGHT AT TEMPERATURE OF FROM-100*C. TO+100*C. AT A PRESSURE OF UP TO 2 ATMOSPHERES ABSOLUTE.

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