LandOfFree - US Patents - Listing for Synthetic resins or natural rubbers -- part of the class 520 ser,Synthetic resins,Cellular products or processes of preparing a cellular...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foam compositions and methods employing alkyl...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foam with improved "K" factor by reacting a polyisocyanate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foam with improved "k" factor by reacting a polyisocyanate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foam with improved "K" factor by reacting a polyol, a poly

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foam with improved "K" factor from perfluorinated hydrocar

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foamed polyurethane and process for the manufacture of the

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foamed polyurethane-forming compositions, foamed...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams deformable by heat and processes for their preparati

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams prepared from treated toluene diisocyanate residue

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams using blends of chlorofluorocarbons and alkyl alkano

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams using blends of chlorofluorocarbons and hydrocarbons

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams using CHCLF.sub.2 as a blowing agent

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams using CHClF.sub.2 as a blowing agent

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams with improved insulation and physical properties

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams with improved insulation and physical properties

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams with improved insulation and physical properties

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid foams with improved insulation properties and a process fo

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

Rigid hybrid polyurethane foams