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21.Treatment of fibrous cellulose derivatives to render them more easily powdered 失效
Title translation: 纤维状纤维素衍生物的处理使其更容易粉化公开(公告)号:US2618018A
公开(公告)日:1952-11-18
申请号:US11491149
申请日:1949-09-09
Applicant: BRITISH CELANESE
Inventor: JOHN DOWNING , NAPIER DREWITT JAMES GORDON
IPC: C08B11/20
CPC classification number: C08B11/20
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公开(公告)号:US3022545A
公开(公告)日:1962-02-27
申请号:US68102957
申请日:1957-08-29
Applicant: BRITISH CELANESE
Inventor: ROWLAND WYLDE JOSEPH , NAPIER DREWITT JAMES GORDON
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23.Production of polymers from a cyclic carbonate of an alkylene glycol with a mono-ester of a dicarboxylic acid and a mono hydroxy compound 失效
Title translation: 由亚烷基二醇与二羧酸和单羟基化合物的单酯的环状碳酸酯制备聚合物公开(公告)号:US2802807A
公开(公告)日:1957-08-13
申请号:US50379655
申请日:1955-04-25
Applicant: BRITISH CELANESE
Inventor: NAPIER DREWITT JAMES GORDON
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公开(公告)号:US2799664A
公开(公告)日:1957-07-16
申请号:US49457455
申请日:1955-03-15
Applicant: BRITISH CELANESE
Inventor: NAPIER DREWITT JAMES GORDON , JAMES LINCOLN
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公开(公告)号:US2785044A
公开(公告)日:1957-03-12
申请号:US23166451
申请日:1951-06-14
Applicant: BRITISH CELANESE
Inventor: JOHN DOWNING , NAPIER DREWITT JAMES GORDON
IPC: C08J3/09
CPC classification number: C08J3/091 , C08J2333/20
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公开(公告)号:US2697698A
公开(公告)日:1954-12-21
申请号:US28805652
申请日:1952-05-15
Applicant: BRITISH CELANESE
Inventor: JAN KOWOLIK ERNEST , JOHN DOWNING , NAPIER DREWITT JAMES GORDON
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公开(公告)号:US2679492A
公开(公告)日:1954-05-25
申请号:US25719751
申请日:1951-11-19
Applicant: BRITISH CELANESE
Inventor: ARTHUR HAMPSON NOEL , JOHN DOWNING , NAPIER DREWITT JAMES GORDON
IPC: C08J3/09
CPC classification number: C08J3/091 , C08J2333/20
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公开(公告)号:US2664422A
公开(公告)日:1953-12-29
申请号:US17607550
申请日:1950-07-26
Applicant: BRITISH CELANESE
Inventor: JOHN DOWNING , NAPIER DREWITT JAMES GORDON
IPC: C08B11/193
CPC classification number: C08B11/193
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公开(公告)号:US2378988A
公开(公告)日:1945-06-26
申请号:US49857843
申请日:1943-08-13
Applicant: BRITISH CELANESE
Inventor: HENRY DREYFUS , NAPIER DREWITT JAMES GORDON
CPC classification number: C07C49/17 , C07C45/72 , Y10T82/2587
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