CA1117700A - Methode de production de mousses phenoliques d'apparence uniforme - Google Patents

Methode de production de mousses phenoliques d'apparence uniforme

Info

Publication number
CA1117700A
CA1117700A CA000333980A CA333980A CA1117700A CA 1117700 A CA1117700 A CA 1117700A CA 000333980 A CA000333980 A CA 000333980A CA 333980 A CA333980 A CA 333980A CA 1117700 A CA1117700 A CA 1117700A
Authority
CA
Canada
Prior art keywords
pyrrolidone
phenol
methyl
foam
resin
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
Application number
CA000333980A
Other languages
English (en)
Inventor
John D. Carlson
Robert H. Sefton
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.)
Beazer East Inc
Original Assignee
Koppers Co Inc
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 US05/944,038 external-priority patent/US4165413A/en
Application filed by Koppers Co Inc filed Critical Koppers Co Inc
Application granted granted Critical
Publication of CA1117700A publication Critical patent/CA1117700A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA000333980A 1978-09-20 1979-08-17 Methode de production de mousses phenoliques d'apparence uniforme Expired CA1117700A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US944,038 1978-09-20
US05/944,038 US4165413A (en) 1978-03-15 1978-09-20 Process for producing phenolic foams with a uniform appearance

Publications (1)

Publication Number Publication Date
CA1117700A true CA1117700A (fr) 1982-02-02

Family

ID=25480675

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000333980A Expired CA1117700A (fr) 1978-09-20 1979-08-17 Methode de production de mousses phenoliques d'apparence uniforme

Country Status (1)

Country Link
CA (1) CA1117700A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525492A (en) * 1982-06-04 1985-06-25 Fiberglas Canada Inc. Modified phenolic foams
EP2963081A4 (fr) * 2013-02-26 2016-12-07 Asahi Kasei Construction Mat Corp Panneau de mousse de résine phénolique, et son procédé de fabrication

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525492A (en) * 1982-06-04 1985-06-25 Fiberglas Canada Inc. Modified phenolic foams
EP2963081A4 (fr) * 2013-02-26 2016-12-07 Asahi Kasei Construction Mat Corp Panneau de mousse de résine phénolique, et son procédé de fabrication
US9957368B2 (en) 2013-02-26 2018-05-01 Asahi Kasei Construction Materials Corporation Phenolic resin foam board, and method for manufacturing same

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Legal Events

Date Code Title Description
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