Method for producing a water-permeable covering on granular wate

Details Method for producing a water-permeable covering on granular wate Method for producing a water-permeable covering on granular wate

1986-12-16

1988-09-20

Lusignan, Michael R.

Coating processes

Particles, flakes, or granules coated or encapsulated

71 6407, 427221, B05D 700, A01N 2500, C05G 506

Patent

active

047724900

ABSTRACT:
The invention relates to a method for producing a water-permeable covering on granular, water-soluble substances by coating them with a synthetic resin. The method of the invention uses a coating composition which comprises a polyisocyanate and a polyol component of a condensation product from phenols and aldehydes, a softener containing hydroxyl groups and optionally a diluent containing hydroxyl groups. The coating composition is cured at room temperature with an amine as a catalyst.

REFERENCES:
patent: 3223518 (1965-12-01), Hansen
patent: 3429848 (1969-02-01), Robins
patent: 3432457 (1969-03-01), Robins
patent: 3632844 (1972-01-01), Robins
patent: 3702316 (1972-11-01), Robins
patent: 3726867 (1973-04-01), Robins
patent: 3744987 (1973-07-01), Omara et al.

Affiliated with

Also associated with

Rating

Method for producing a water-permeable covering on granular wate does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for producing a water-permeable covering on granular wate, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for producing a water-permeable covering on granular wate will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1747822