Glass manufacturing – Processes – Forming product or preform from molten glass
Patent
1977-05-10
1978-08-29
Smith, Ronald H.
Glass manufacturing
Processes
Forming product or preform from molten glass
427314, 427386, 427401, C03C 2502
Patent
active
041100948
ABSTRACT:
A glass fiber sizing composition comprising a phenolic epoxy resin; the reaction product of a partial ester of a polycarboxylic acid which contains one or more unesterified carboxyl groups with a compound containing more than one epoxy group; a glass fiber lubricant; sufficient emulsifiers to impart a homogeneous mixture; a saturated fatty triglyceride; a silane coupling agent and a major amount of water. Glass fibers sized in accordance with the invention exhibit excellent reinforcing characteristics.
REFERENCES:
patent: 3473950 (1969-10-01), Wong
patent: 3475149 (1969-10-01), Eckerle
patent: 3533768 (1970-10-01), Wong et al.
patent: 3556754 (1971-01-01), Marsden et al.
patent: 3803069 (1974-04-01), McWilliams et al.
patent: 3861895 (1975-01-01), Tarazi
Bell Janyce A.
Curley John E.
PPG Industries Inc.
Smith Ronald H.
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