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41.Melamine-formaldehyde resinous compositions and process of producing same 失效
Title translation: 三聚氰胺 - 甲醛树脂组合物及其生产方法公开(公告)号:US2563630A
公开(公告)日:1951-08-07
申请号:US67529646
申请日:1946-06-07
Applicant: AMERICAN CYANAMID CO
Inventor: WOHNSIEDLER HENRY P , THOMAS WALTER M
IPC: C08G12/32
CPC classification number: C08G12/32
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42.Method of preparing finely divided plasticized polymerized materials and products thereof 失效
Title translation: 制备细碎塑化聚合材料及其制品的方法公开(公告)号:US2558396A
公开(公告)日:1951-06-26
申请号:US78030947
申请日:1947-10-16
Applicant: AMERICAN CYANAMID CO
Inventor: THOMAS WALTER M
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公开(公告)号:US2485080A
公开(公告)日:1949-10-18
申请号:US8057849
申请日:1949-03-09
Applicant: AMERICAN CYANAMID CO
Inventor: WOHNSIEDLER HENRY P , THOMAS WALTER M
IPC: C08G12/38
CPC classification number: C08G12/38
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公开(公告)号:US2394273A
公开(公告)日:1946-02-05
申请号:US43720742
申请日:1942-04-01
Applicant: AMERICAN CYANAMID CO
Inventor: THOMAS WALTER M
IPC: D21C5/02
CPC classification number: D21C5/02 , Y02W30/648
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公开(公告)号:US2345543A
公开(公告)日:1944-03-28
申请号:US45312042
申请日:1942-07-31
Applicant: AMERICAN CYANAMID CO
Inventor: WOHNSIEDLER HENRY P , THOMAS WALTER M
IPC: C08G12/30 , C08G12/32 , D06M15/423 , D21H17/51 , D21H17/66 , D21H21/20 , D21H23/00 , D21H23/76 , D21J1/08
CPC classification number: D21H23/765 , C08G12/30 , C08G12/32 , D06M15/423 , D21H17/51 , D21H17/66 , D21H21/20 , D21H23/00 , D21J1/08
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