Wynn's International Inc.: The Orange supplier of sealing products, automotive air conditioners, builders' hardware supplies and petrochemical products reported a 42% increase in profit for the second quarter. The company posted earnings of $3.4 million, or 59 cents a share, up from $2.4 million, or 44 cents a share, for the same period a year earlier. Sales were up 8% to $76.9 million from $71.3 million. Profit for the first half of 1994 increased 42% to $6.1 million, or $1.07 a share, from $4.3 million, or 77 cents a share, for the same period a year earlier. Six-month sales rose 8% to $153.6 million from $141.8 million.