The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 1985
Filed:
Sep. 14, 1982
Herbert R Anderson, Jr, Patterson, NY (US);
Constance J Araps, Wappingers Falls, NY (US);
Richard A Bates, Wappingers Falls, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
In a soldering process for joining a plurality of metal components wherein a flux is employed to promote the process, the improvement comprises using as a flux in the process a flux consisting essentially of dihydroabietyl alcohol or dihydroabietyl alcohol and a member selected from the group consisting of a thermally depolymerizable polymer or a mixture of thermally depolymerizable polymers having the structure: ##STR1## where X and Y are n-alkyl and iso-alkyl not exceeding 6 carbon atoms; halogen; --COOR where R is n-alkyl and iso-alkyl not exceeding 6 carbon atoms; phenyl, naphthyl, tolyl and methyl-naphthyl groups; n is 5 to 500, and mixtures thereof.