CA516754A - Metal-free phthalocyanine of novel color characteristics - Google Patents

Metal-free phthalocyanine of novel color characteristics

Info

Publication number: CA516754A
Authority: CA; Canada
Prior art keywords: metal; color characteristics; free phthalocyanine; novel color; novel
Prior art date: 1955-09-20
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA516754A

Other languages

French (fr)

Inventor

Stallmann Otto

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

EIDP Inc

Original Assignee

EI Du Pont de Nemours and Co

Publication date

1955-09-20

1955-09-20 Application granted granted Critical

1955-09-20 Publication of CA516754A publication Critical patent/CA516754A/en

Status Expired legal-status Critical Current

Links

IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 title 1

CA516754A Metal-free phthalocyanine of novel color characteristics Expired CA516754A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA516754T

Publications (1)

Publication Number	Publication Date
CA516754A true CA516754A (en)	1955-09-20

Family

ID=35669947

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA516754A Expired CA516754A (en)			Metal-free phthalocyanine of novel color characteristics

Country Status (1)

Country	Link
CA (1)	CA516754A (en)

0
- CA CA516754A patent/CA516754A/en not_active Expired

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