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CA2122080C - Methode pour inhiber la croissance des algues sur les bardeaux d'asphalte - Google Patents

Methode pour inhiber la croissance des algues sur les bardeaux d'asphalte Download PDF

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Publication number
CA2122080C
CA2122080C CA 2122080 CA2122080A CA2122080C CA 2122080 C CA2122080 C CA 2122080C CA 2122080 CA2122080 CA 2122080 CA 2122080 A CA2122080 A CA 2122080A CA 2122080 C CA2122080 C CA 2122080C
Authority
CA
Canada
Prior art keywords
granules
algae
copper
resistant
resistant granules
Prior art date
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 - Lifetime
Application number
CA 2122080
Other languages
English (en)
Other versions
CA2122080A1 (fr
Inventor
Sankar B. Narayan
William T. Fay
Billy L. George
Christine A. Sobon
Mark H. Kayser
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/075,779 external-priority patent/US5356664A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of CA2122080A1 publication Critical patent/CA2122080A1/fr
Application granted granted Critical
Publication of CA2122080C publication Critical patent/CA2122080C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Agricultural Chemicals And Associated Chemicals (AREA)
CA 2122080 1993-06-11 1994-04-25 Methode pour inhiber la croissance des algues sur les bardeaux d'asphalte Expired - Lifetime CA2122080C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/075779 1993-06-11
US08/075,779 US5356664A (en) 1992-09-15 1993-06-11 Method of inhibiting algae growth on asphalt shingles

Publications (2)

Publication Number Publication Date
CA2122080A1 CA2122080A1 (fr) 1994-12-12
CA2122080C true CA2122080C (fr) 2007-04-17

Family

ID=22127928

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2122080 Expired - Lifetime CA2122080C (fr) 1993-06-11 1994-04-25 Methode pour inhiber la croissance des algues sur les bardeaux d'asphalte

Country Status (1)

Country Link
CA (1) CA2122080C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11118352B2 (en) 2017-12-20 2021-09-14 Certainteed Llc Microbial growth and dust retardant roofing shingles

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8808756B2 (en) 2006-10-13 2014-08-19 3M Innovative Properties Company Copper containing algicidal compounds

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11118352B2 (en) 2017-12-20 2021-09-14 Certainteed Llc Microbial growth and dust retardant roofing shingles
US12104379B2 (en) 2017-12-20 2024-10-01 Certainteed Llc Microbial growth and dust retardant roofing shingles

Also Published As

Publication number Publication date
CA2122080A1 (fr) 1994-12-12

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Effective date: 20140425