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Title:
PHOTOSENSITIVE RESIN COMPOSITION FOR SAND BLASTING AND LAMINATED FILM FORMED BY USING THE SAME
Document Type and Number:
Japanese Patent JP3167812
Kind Code:
B2
Abstract:

PURPOSE: To provide the photosensitive resin compsn. for sand blasting which is greatly improved in blast resistance performance and the laminated film formed by using this compsn.
CONSTITUTION: This photosensitive resin compsn. is prepd. by mixing cellulose phthalate acetate into urethane acrylate, and adding and dissolving 2,4,6- trimethyl benzoyl diphenyl sulfoneoxide, N-nitrosophenyl hydroxylamine aluminum salt and 'Oil blue-613(R)' to and in this mixture. A water-soluble resin soln. separately prepd. by adding polyethylene glycol to polyvinyl alcohol and stirring and mixing the mixture is applied on a PET film 1 to form a water-soluble resin layer 2. Further, the photosensitive resin compsn. is applied thereon to form a photosensitive resin compsn. layer 3 and finally a release film 4 is put and integrated thereon, by which the dry film is formed.


Inventors:
Hiroyuki Obiya
Akihiko Saitoh
Application Number:
JP33515492A
Publication Date:
May 21, 2001
Filing Date:
November 20, 1992
Export Citation:
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Assignee:
Tokyo Ohka Kogyo Co., Ltd.
International Classes:
B24C1/04; C08F2/50; C08F290/00; C08F299/06; G03F7/004; G03F7/027; G03F7/029; G03F7/11; (IPC1-7): G03F7/004; B24C1/04; C08F2/50; C08F299/06; G03F7/027
Domestic Patent References:
JP5536812A
JP4296315A
JP4202412A
JP5975245A
JP269754A
Attorney, Agent or Firm:
Tomiho Inamoto (3 outside)